I-1000504-R03 Phase 2 - Service and Maintenance Check list.pdf

© Copyright Emergya Wind Technologies BV, The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The

Netherlands.

Emergya Wind Technologies BV

Engineering

Category: Manual Page 1 / 37

Doc code: I-1000504.docx

Created by: DF Creation Date: 20-03-18

Checked by: JB Checked Date: 18-04-18

Approved by: DF Approved Date: 18-04-18

Title:

Phase 2 - Service & Maintenance

Check list

Revision Date Author Approved Description of changes

03 06-03-20 DF DF

Added tool registration and removed oil log cards

02 09-12-19 DF DF

Removed check outer seal yaw and pitch bearing

01 27-06-18 DF DF Added document control

Category: Revision: 03

Title: Phase 2 - Service & Maintenance Check list Page 2 / 37

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The

Contents

1 Maintenance information sheet _____________________________________________ 3

2 Maintenance Checklist ___________________________________________________ 4

3 Maintenance Log cards __________________________________________________ 35

3.1 Pitch bearing wear limit log card ___________________________________________________ 35

3.2 Blade angle log card _____________________________________________________________ 36

3.3 Yaw gear teeth log card __________________________________________________________ 36

3.4 Yaw bearing wear limit log card ____________________________________________________ 36

3.5 Generator air gap log card ________________________________________________________ 37

Title: Phase 2 - Service & Maintenance Check list Page 3 / 37

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The

1 Maintenance information sheet

Order number:

Project number:

Serial number Nacelle

Turbine and Customer data:

Customer:

Location:

Tower height

Blade diameter

Technician(s)

Tool Registration

Tool Make and Model Serial Number Calibration Date

Electrical Torqueing

Hydraulic Torqueing

Torque multiplier

Mechanical Torque wrench 1

Mechanical Torque wrench 2

Electrical measurement

Mechanical measurement

Date:

Type Maintenance:

visit 500 hrs

½ year 1 year

5 year 10 year

Remarks:

Title: Phase 2 - Service & Maintenance Check list Page 4 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

2 Maintenance Checklist

Note

All paragraph references in the checklist are references to the I-1002050 “Phase 2 – Service & Maintenance manual”.

Tasks without a color code are applicable to all DW52/54/58/61 - Phase 2 turbines

Tasks marked in “Orange” are only applicable to DW58/61

Tasks marked in “Green” are only applicable to DW52/54

Tasks marked in “Purple” are only applicable to the “New” EN 14399 tower bolts h rs m a in te n a n c e

½ y e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n

O th e r m a in t.

te rv a l

Item / Component (Visual) Inspection Maintenance Activity

R e f.

p a ra g ra p h

S e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O K p a ir e d

Y /N

/N .A m a rk s

Y rs

S y m

GENERAL MAINTENANCE

▲ ▲ ▲ ▲ Administration Are you familiar with safety instructions? 1.1.1 N/A

▲ ▲ ▲ ▲ Administration Are you familiar with weather limits? 1.1.2 N/A

▲ ▲ ▲ ▲ Administration You know how to fill in this checklist? 1 N/A

▲ ▲ ▲ ▲ Administration Are all applicable (service) modifications performed? N/A N/A

Title: Phase 2 - Service & Maintenance Check list Page 5 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

▲ ▲ ▲ ▲ Administration Checked for remaining items? N/A N/A

▲ ▲ ▲ ▲ Administration Checked turbine history? 1.1.3 N/A

▲ ▲ ▲ ▲ Administration All PPE, tools and material with you? 1.1.4 N/A

▲ ▲ ▲ ▲ Administration

Are you familiar with the maintenance procedures for the phase 2 – Service & Maintenance manual I- 1002050?

All N/A

HSE MAINTENANCE

υ υ υ υ Emergency Stop Button

Activate E-Stop

Confirm Main Breaker opens and turbine stops Alarm 307 and 104 are present Reset fault

12.1.5. 012

▲ ▲ ▲ ▲ First Aid box tower base Inspection sticker

Case integrity Note down expiry date 2.1.1 000

Fire Extinguisher tower base Check inspection sticker Record Date 2.1.2 000

Title: Phase 2 - Service & Maintenance Check list Page 6 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

▲ ▲ Stickers and Pictograms

Check if all stickers are present and in good condition

Replace if required 2.1.3 000

▲ ▲ ▲ ▲ Fall Arrest cable

Check for damage

Cable tension

Certification

Record date

Any issues report immediately

10.13.1

▲ ▲ ▲ ▲ Ladder Certification

Damage Record date 10.13.4 007

▲ ▲ ▲ ▲ Service Lift and rescue set

Inspection sticker date

Case is sealed

Correct rope length

If box is open; check vacuum bag

Record date

Replace rope when not vacuum

10.13.5 10.13.6

▲ ▲ ▲ ▲ Attachment Points

Check for cracks/wear

Certification

Security of attachment

Record date 10.13.2 036

▲ ▲ ▲ ▲ Fall Protection Device Certification Record date 10.13.3 036

▲ ▲ ▲ ▲ Fire Extinguisher Nacelle Check inspection sticker Record Date 2.1.2 036

Title: Phase 2 - Service & Maintenance Check list Page 7 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

▲ ▲ ▲ ▲ First Aid box Nacelle Inspection sticker

Case integrity Note down expiry date 2.1.1 036

▲ ▲ ▲ ▲ Rescue set

Inspection sticker date

Case is sealed

Correct rope length

If box is open; check vacuum bag

Note inspection date

Replace rope when not vacuum

8.5 036

Lighting & Emergency

Lighting

Check lighting is functioning

Activate RCD in

Converter Cabinet 3F7 Replace Tubes/Fittings if needed

8.6 011

ROTOR MAINTENANCE

▲ All Types of Blades

Visual check with binoculars Check the blade root for cracks in the laminate (Internal)

Check platform

Listen for unusual noises with ≥15rpm (External)

5.3.1 009

Title: Phase 2 - Service & Maintenance Check list Page 8 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

▲ ▲ All Types of Blades

Detailed external inspection with binoculars Detailed internal inspection Lightning connection

Listen for unusual noises with ≥15rpm (External)

5.3.2 009 υ υ Check zero alignment 4.12 009 See log card 3.2

Α

DW52/54 Blade studs

5% torque check

500Nm SW36 2.3.1

Α Α 100% torque check

665Nm SW36

Α

DW58/61 Blade studs

5% torque check

560Nm SW36 2.3.1

700Nm SW36 υ

Pitch gearboxes and pinions

Check pinion teeth for wear Check bearing teeth wear at 0° blade angle

Check pinion clearance

(0.3 – 0.4 mm) 4.2

Clearance pinions:

1: …………. mm

2: …………. mm

3: …………. mm

10 φ Replace gearbox oil, Shell Omala GX320 2.9.2

Title: Phase 2 - Service & Maintenance Check list Page 9 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

Ψ Ψ Ψ

Lubricate Brevini gearbox Mobil SHC

460WT ±50g per Gearbox

4.6.2.1

Check oil level

Check for leaks & integrity of seals

4.6.1.1 4.6.2.2

Gearbox to Hub M24 bolts

5% torque check 50Nm

SW19

2.3.1

65Nm SW19

▲ ▲ ▲ Pitch Bearing Check inner seal 4.3

Ψ Ψ Ψ Ψ

Cleaning

Lubrication teeth, Klüberplex AG 11-461

4.7.3

Measure pitch bearing raceway & fill out log card

4.4

See log card 3.1

Title: Phase 2 - Service & Maintenance Check list Page 10 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

Α Α Overspeed support to Hub 100% torque check M12 bolts, 45Nm SW19 2.3.4

Pitch bearing to Hub M24 bolts

5% torque check

600Nm SW36 2.3.1

750Nm SW36

Ψ Ψ Ψ Ψ DW52/54 Pitch bearing Lubrication 400g

Klüberplex BEM 41-141 per blade

4.7.1

Ψ Ψ Ψ Ψ DW58/61 Pitch bearing Replace Klüberplex BEM

41-141 auto dispensers 4.7.2

▲ ▲ ▲ ▲ Pitch Motor Cable chafing

Connections Report/Repair Damage 2.7 υ υ υ

Check brake gap and adjust when necessary Listen for unusual noise

4.5.1.2

Check lenze drive settings

4.5.1.1 4.5.2.1

Title: Phase 2 - Service & Maintenance Check list Page 11 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m υ υ υ

Overspeed Switch

Check condition

Cabling Functional Test 4.10

▲ ▲ ▲ ▲ Cable Work

Chafing

Correct routing

Excitation junction box

Report/Repair Damage 4.9 υ υ

Lightning Protection Check condition

Continuity test

Measure air gap at bearing 0.5mm maximum

Freedom of movement

4.11

▲ ▲ ▲ ▲ All types of Slip Ring Electrical connections

Alignment 4.13

100% torque check M12 bolts, 45Nm SW19 2.3.4

▲ Slip Ring MR

Clean slip ways starting

5 years post commissioning.

4.13.2

▲ ▲ ▲ ▲ Hub Cleaning 2.5

Title: Phase 2 - Service & Maintenance Check list Page 12 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

Α Hub to Main bearing M24 studs

2.3.1

Service brake to Generator

M24 bolts

2.3.1

ROTOR CONTROL CABINET MAINTENANCE

▲ ▲ ▲ ▲ Cable work

Check cables are connected properly Check Cables are undamaged

6.14.1.1 υ υ υ Components Check all components

Check Function of Fans by adjusting Thermostat Check heating by adjusting Thermostat Clean/Replace filters

4.14.1.2

Title: Phase 2 - Service & Maintenance Check list Page 13 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m υ υ υ υ Supercapacitor Perform an EM test listen for smooth operation (no scraping)

4.14.1.3

▲ ▲ ▲ Text on RCC cabinet Is it readable If not clean or replace 4.14.1.4 009

▲ ▲ ▲ ▲ Service Switch Condition Functional Test 4.14.1.5

▲ ▲ ▲ ▲ Limit Switches Condition Functional Test 4.14.1.6

▲ ▲ ▲ ▲ DW 58/61 IPC Sensors Status check 4.14.1.7

▲ ▲ ▲ ▲ Cleaning Clean all grease, oil and dirt from hub and components

4.15

Title: Phase 2 - Service & Maintenance Check list Page 14 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

GENERATOR AND MAIN BEARING MAINTENANCE

▲ ▲ ▲ ▲ Grease outlets

Remove old grease and clean grease outlets Replace bottles if necessary

6.1.1 013 ψ ψ ψ ψ

Grease system

Check for leaks

Check hose connections

Check grease level

Check pump interval.

1 min every:

- IMO 200 min

- RE 720 min

Fill up Reservoir with

Klüberplex BEM 41-141:

- IMO ≤30mm from top

- RE ≤150mm from top Ensure hoses are secure

6.1.2

Disconnect a hose from main bearing, activate grease pump on DMS – check grease is coming out

6.1.2.1

Grease lubrication system

M10 Bolt Connections

100% torque check M10 bolts, 25Nm SW17

2.3.4 015

Title: Phase 2 - Service & Maintenance Check list Page 15 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

▲ ▲ ▲ ▲ Distributor Check for leaks Ensure hoses are secure 6.1.3 014

▲ ▲ ▲ ▲ Bearing Seals Check seals are working Clean excess grease (no cleaner to contact seal) 6.2

N λ Main bearing grease sample

Take sample and make sure to label and add information in 6.3 – step 7.

6.3 014

Α Main bearing and Service brake spacer to Generator

M24 bolts

5% torque check

600Nm SW36

2.3.1 015

Α Α 100% torque check

750Nm SW36

2.3.1 015

▲ ▲ ▲ ▲ Cable work

Check cable work, chafing, correct routing and connections

6.5 011

▲ ▲ ▲ ▲ Cleaning

Remove covers and clean generator and generator pipe.

(Converter disabled)

6.6 013

Title: Phase 2 - Service & Maintenance Check list Page 16 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

WEATHER STATION MAINTENANCE

Α

Α

Α M12 Bolt Connections Check for corrosion

100% torque check M12 bolts, 45Nm SW19 2.3.4

▲ ▲ ▲ ▲ Cable work

Check cable, chafing, insulation, correct routing, connections

7.2

▲ ▲ ▲ ▲ Ladder Check earthing of ladder

Check for corrosion Report/Replace 7.3

Wind Vane and Anemometer

Condition

Bearings, rotate by hand and confirm it turns smoothly.

Replace vane paddle if bent Replace cups when damaged

7.3

Check windspeed accuracy υ υ υ Check wind vane alignment 7.4

Title: Phase 2 - Service & Maintenance Check list Page 17 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

Weather Station Junction

Box

Damage

Leaks

Shielding

Check Heating, confirm

24v DC in WSJB 7.5

NACELLE MAINTENANCE

▲ ▲ ▲ ▲ Check Parameters Parameters on DMS are correct. See 8.1 Correct if needed 8.1 012

Α Nacelle to Generator M24

Bolt Connections

5% torque check

600Nm SW36 2.3.1

Α Α 100% torque check

750Nm SW36 υ υ υ υ Hydraulic Brake

Check if reservoir filled

(At least half and max 2cm under top)

Check for leaks

Brake pads

Hydraulic Hose

Fill up with Mobil DTE

11 Mineral oil ISO VG

Activate brake at NCC, check brake applied within 5s

Test pressure reaches

~190 Bar in <20s Measure brake pad thickness (minimum 12mm)

8.2 034

Title: Phase 2 - Service & Maintenance Check list Page 18 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

R e m a rk

▲ Hydraulic Brake Bleed hydraulic system 8.2.5 034

* Bleed always after replacing parts

Grease lubrication system

M10 Bolt Connections

2.3.4 015 υ υ υ

Hoisting mechanism

Damage to housing, chain, hook, cable

Check the function of the brake and all controls, up/down/E-stop

8.3

Measure the slipping force (between 480 – 520 kg). Adjust when needed.

8.3.4

Chain hoist M12 Bolt

Connections bolts, 45Nm SW19

Title: Phase 2 - Service & Maintenance Check list Page 19 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

DW58/61 – ≥900kW or Hot climate configurations

Generator cooling fan system

Remove inlet guard and inspect impeller Clean fan internals 8.7.1 017

Inspect vibration absorbers for cracks Report/Replace 8.7.2 018

▲ ▲ ▲ ▲ Inspect seals for cracks Report/Replace 8.7.4 018

Check fan for leaks during operation

8.7.5 018

Α Α Α Cooling fan support to

Nacelle housing M10 bolts

8.7.3 015

Α Α Ladder bracket M12 Bolt

2.3.4 015

▲ ▲ ▲ ▲ Rotor lock Check operation Grease thread slightly with Mobil SHC 460 WT

8.11 014

Α Rotor lock to Generator M24 Bolt Connections

5% torque check

600Nm SW36 2.3.1

Α Α 100% torque check

Title: Phase 2 - Service & Maintenance Check list Page 20 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

YAW SYSTEM MAINTENANCE

υ υ υ Yaw Motors

Cables

Connections

Yaw left and right, listen for unusual sounds Measure current using clamp meter (<2A)

8.8.1 017 υ υ υ

Yaw Gearbox and pinions

Check pinion teeth for wear, parallelism and cracks.

Measure and record backlash at green teeth.

Re-adjust when needed (0.55mm)

8.8.4.1 8.8.4.2

See log card 3.3

10 φ Replace gearbox oil, Shell Omala GX320

2.9.2 014 ψ ψ ψ

Lubricate Brevini gearbox Mobil SHC 460WT ±50g per Gearbox

8.8.2.2.1 014

Oil Level

Check of leaks & integrity of seals

8.8.2.1.1 8.8.2.2.2

Α Yaw Gearbox to Yaw base plate M20 Bolt Connections

5% torque check

320Nm SW36

2.3.1 015

Title: Phase 2 - Service & Maintenance Check list Page 21 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

Α Α 100% torque check

400Nm SW36

Α Yaw base plate to Nacelle housing M24 Bolt Connections

5% torque check

600Nm SW36 2.3.1

Α Α 100% torque check

750Nm SW36

Yaw Bearing

Check inner seal 8.8.3.1

Clean grease outlet holes

8.8.3.2 014 ψ ψ ψ ψ

Lubricate internal bearing 400g Mobil SHC

460WT

8.8.3.3 014 ψ ψ ψ ψ Lubricate all teeth with

Klüberplex AG11-461 8.8.4.3

▲ ▲ ▲ ▲ Inspect braking Surface Clean braking surface with acetone 8.8.5

Title: Phase 2 - Service & Maintenance Check list Page 22 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m υ υ

Measure Yaw bearing raceway & fill out log card

8.8.3.4

See log card 3.4

Check bearing teeth for wear and cracks

8.8.4 036 See log card 3.3

Α Yaw bearing to Nacelle housing M24 Bolt Connections

5% torque check

600Nm SW36 2.3.1

Α Α 100% torque check

Yaw brake system Excessive wear

Contamination

Replace puck if not visible in hole 8.8.5

Α Α Set correct brake tension

Yaw brakes to Nacelle housing M16 Bolt Connections

5% torque check

160Nm SW24 2.3.1

Α Α 100% torque check

200Nm SW24

▲ ▲ ▲ ▲ Nacelle Cable Work

Chafing

Insulation

Correct routing

8.17 011

Title: Phase 2 - Service & Maintenance Check list Page 23 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

TWIST SENSOR & CABLE LOOP MAINTENANCE

Twist Sensor

Excessive wear on sensor teeth Cabling

Check clearance (1mm)

8.9 υ υ υ

Check reading on DMS

Test end switches by rotating gear (3.2 L & R)

▲ ▲ ▲ Cable Work

Power cables are not tied together Damage

8.10 011

Α Α Twist sensor M16 Bolt

100% torque check M16 bolts, 110Nm SW24

2.3.4 015

NACELLE CONTROL CABINET MAINTENANCE

Α Α Control Cabinet M8 Bolt

100% torque check M8 bolts, 12Nm SW13

Title: Phase 2 - Service & Maintenance Check list Page 24 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

▲ ▲ ▲ ▲ Plug Connections Security of connections to the cabinet side

▲ ▲ ▲ ▲ Cable Work

Damage

Loose Connections

Routing of fibre optic cable

Yaw left and right, listen for unusual sounds Measure current using clamp meter

8.13

▲ ▲ ▲ ▲ Motor Safety Switches Check setting N23Q1, Q3, Q5 (2.5A) 012 υ υ υ Heater

Check setting N12S5

(10°C)

Test function by turning thermostat to a higher value than ambient temperature υ υ υ Smoke Detector Test function by using smoke spray. Confirm alarm in DMS. Reset.

8.12 012 υ υ υ Acceleration and Vibration

Tightness of sensors in generator frame (Hansford)

Security of attachment to NCC (DIS)

Apply vibration to sensors and ensure values change on DMS (Hansford)

Remove sensor and vibrate, ensure alarm in

DMS (DIS)

8.14.1

Title: Phase 2 - Service & Maintenance Check list Page 25 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m υ υ υ Emergency Stop

Push E-Stop on NCC

Confirm alarm and blades pitched to limit switch

8.14.2 012 υ υ υ Power Supply Measure output (24.5V

DC)

Adjust if necessary

8.14.4 012

▲ ▲ ▲ ▲ PLC

Run LED’s are green

Ready LED’s on each module

8.14.5 012

▲ ▲ ▲ ▲ Nacelle Cleaning Clean and clear Nacelle and all components 8.15

GENERATOR MAINTENANCE

Α

Α

Star and Stator Connection Boxes

Cables

Insulation

Lugs

Nuts

Washers

Overheating

Torque check

Replace defective washers and nuts

9.1

PT100 Temperature

Sensors Compare and record temperatures 9.2

Title: Phase 2 - Service & Maintenance Check list Page 26 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

Α Α Rotor poles M12 Bolt

2.3.4

Generator rotor plates M8

Bolt Connections

100% torque check M8 bolts, 12Nm SW13 2.3.4

▲ ▲ ▲ ▲ Stator and Rotor windings Winding insulation condition

Cleaning and remove debris

▲ ▲ ▲ ▲ Excitation cable check Check cable 9.8

▲ ▲ ▲ ▲ Rotor and Stator Frame Paintwork

Water Ingress

Thoroughly inspect welds Report cracks immediately

9.4

Air Gap

Measure with feeler gauge >5mm 9.5.1

Measure gap at 12,3,6 and 9 O’Clock. Record findings.

9.5.2

See log card 3.5

Α

Α DW58/61 Closing Plates

Damage

Security

Confirm the generator is still airtight.

Secure manhole cover

9.6

Title: Phase 2 - Service & Maintenance Check list Page 27 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

▲ ▲ ▲ ▲ Generator Cleaning Clean and clear

Generator and all components

9.3

TOWER MAINTENANCE

Top flange to Yaw bearing

M24 Bolt Connections All Towers

5% torque check

600Nm SW36 2.3.2

M24 “Old” DIN Tower Bolt

Connections

HH35, HH40, HH50, HH75

5% torque check

600Nm SW36 2.3.2

M27 “Old” DIN Tower Bolt

Connections

HH75

5% torque check

888Nm SW41 2.3.2

1110Nm SW41

M30 “Old” DIN Tower Bolt

Connections

HH30, HH40, HH50, HH75

5% torque check

1120Nm SW46 2.3.2

1400Nm SW46

Title: Phase 2 - Service & Maintenance Check list Page 28 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

Α

M24 “New” EN 14399 Tower Bolt Connections

HH35, HH40, HH46, HH50,

HH69 and HH75

100% Insp. torque check (see Km) SW41

2.3.3

Α Min. 5% Maint. torque check (see Km) SW41

Α Min. 10% Insp. torque check (see Km) SW41

M27 “New” EN 14399 Tower Bolt Connections

HH75

100% Insp. torque check (see Km) SW46

2.3.3 check (see Km) SW46 check (see Km) SW46

M30 “New” EN 14399 Tower Bolt Connections

HH30, HH40, HH46, HH50,

HH69 and HH75

100% Insp. torque check (see Km) SW50

2.3.3 check (see Km) SW50 check (see Km) SW50

Title: Phase 2 - Service & Maintenance Check list Page 29 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

Tower General

Clean the tower 10.2 013

▲ ▲ ▲ ▲ Check for corrosion 10.8 036

▲ ▲ ▲ ▲ Check for paint damage Painting as necessary 10.5 036

Cable Work

Damage, pay extra attention around cable loop Sagging

Tightness of cable clamps

Main power cables must not be ty wrapped together, remove if this is the case.

10.4

▲ ▲ ▲ ▲ Welding

Flange welds

Door welds

Can welds

Report any cracks immediately 10.7

▲ ▲ ▲ ▲ Step

Fixings

Earthing of steps to tower Corrosion

Door holding device position

Torque check bolt connections 10.6

Title: Phase 2 - Service & Maintenance Check list Page 30 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m ψ ψ ψ ψ Door

Rubber door seal

Security of brass holding blocks Adjustment of mechanism Check wear of surge absorber

Check function of door lock Lubricate door hinges with Mobil 460WT (Not Marine)

10.9 018 υ υ υ

Lighting & Emergency Lightning

Check condition

All tubes are working

Test emergency lightning by tripping 3F7 in converter.

10.10 011

PARAMETERS CHECKS

υ υ υ υ Nacelle position

Check untwisted direction is correct

Confirm using compass

Adjust when >5°

11.1 012

Title: Phase 2 - Service & Maintenance Check list Page 31 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

CONVERTER CABINET MAINTENANCE

υ υ υ Smoke Detector Test function by using smoke spray. Confirm alarm in DMS. Reset.

12.1.2 011

Low Voltage and High Current Connections

Visual check of security

Overheating

Discoloration

12.1.3 011 υ υ υ υ Residual Current Device

Push test button on 3F7

Ensure emergency lightning is activated Reset 3F7

12.1.4 011

▲ ▲ ▲ ▲ Pump and Fans Functional test

Check and clean radiator is necessary

12.1.6

Cable Work, Panels and

Generator Coils.

Damage

Routing

Check panels are secured and undamaged

Report damage or missing items

12.1.7 011

Title: Phase 2 - Service & Maintenance Check list Page 32 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

Setec cooling system

Check for leaks

Check liquid Level 12.2.1 φ Replace cooling liquid every 5 years

12.2.2 014

Freqcon cooling system

Check intake filters Replace when cannot be cleaned

12.3.2 018

Visual inspect electrical connections, corrosion, damage and contamination

12.3.1

Φ

Replace cooling liquid every 2 years Measure expansion tank pressure (between 0.8 -

1.2 bar)

12.3.3 12.3.4

Title: Phase 2 - Service & Maintenance Check list Page 33 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

AFTER MAINTENANCE

▲ ▲ ▲ ▲ Check control system

Check clamps on relays, auxiliary contacts and contactors

Replace when needed 14.1 012

▲ ▲ ▲ ▲ Finishing up

Check oil trays

All covers & cabinets closed

Clean all surfaces, rags, empty packages and tools

Return switches to

“remove control” Reset Backman PLC when modem is present Turn off internal lights

14.2 012 λ

Update Software

Update PLC software 15.1 012 λ Update Converter software

15.2 012

Title: Phase 2 - Service & Maintenance Check list Page 34 / 37

Symbol meaning: Α = Tightening bolts ▲ = General/visual φ = Replace ψ = Lubricating υ = Test / Measure λ = On request

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The Netherlands.

h rs m a in te n a n e a r m a in te n a n e a r m a in te n a n e a r m a in te n a n e r m a rv e f.

p a ra g ra e rv ic e m a n u a l

R A n u m b e r

C h e c k e d b y

W a s i t O

K N

O p a ir e d

Y /N

/N m a rk s

Y rs

S y m

ADMINISTRATION

▲ ▲ ▲ ▲ Filled in Turbine Log Book Service, Technician

Names

14.3 N/A

▲ ▲ ▲ ▲ Filled in Service Report Checklist complete 14.3 N/A

▲ ▲ ▲ ▲ Filled in MDRs - N/A

Filled in Modification

Checklists

- N/A

▲ ▲ ▲ ▲ All documents sent or filed - N/A

Title: Phase 2 - Service & Maintenance Check list Page 35 / 37

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The

3 Maintenance Log cards

3.1 Pitch bearing wear limit log card

Pitch bearing Blade 1 - Max. Acceptable increase of bearing clearance1 2.34 mm

Measuring points

A B C D

First measurement (500 hrs service)

2nd measurement (5 years)

B – A < 2.6 mm

3rd measurement (10 years)

C – A < 2.6 mm

4th measurement (15 years)

D – A < 2.6 mm

Date

Wind speed (m/s)

Pitch bearing Blade 2 - Max. Acceptable increase of bearing clearance1 2.34 mm

Measuring points

A B C D

First measurement (500 hrs service)

2nd measurement (5 years)

B – A < 2.6 mm

3rd measurement (10 years)

C – A < 2.6 mm

4th measurement (15 years)

D – A < 2.6 mm

Date

Wind speed (m/s)

Pitch bearing Blade 3 - Max. Acceptable increase of bearing clearance1 2.34 mm

Measuring points

A B C D

First measurement (500 hrs service)

2nd measurement (5 years)

B – A < 2.6 mm

3rd measurement (10 years)

C – A < 2.6 mm

4th measurement (15 years)

D – A < 2.6 mm

Date

Wind speed (m/s)

1 Maximum acceptable bearing clearance is based on the IMO 12-501300/4-08525 bearing

Title: Phase 2 - Service & Maintenance Check list Page 36 / 37

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The

3.2 Blade angle log card

Blade First measurement

(with 500 hours service)

2nd measurement

(5 years)

3rd measurement

(10 years)

4th measurement

(15 years)

3.3 Yaw gear teeth log card

Forward This log card to Quality after each maintenance:

Description Unit Pinion 1 Pinion 2 Pinion 3

Backlash [mm]

Parallelism Side A Contact percentage [%]

Parallelism Side B Contact percentage [%]

Yaw Motors Manufacturer

Readjusted backlash Y/N

Yaw Pucks working with wind >7m/s?

Y/N – Wind speed [m/s]:

3.4 Yaw bearing wear limit log card

Yaw bearing - Max. Acceptable increase of bearing clearance 1.2 mm

Measuring points

A B C D

First measurement

(500 hrs service)

2nd measurement

(5 years)

B – A < 1.2 mm

3rd measurement

(10 years)

C – A < 1.2 mm

4th measurement

(15 years)

D – A < 1.2 mm

Date

Wind speed (m/s)

Title: Phase 2 - Service & Maintenance Check list Page 37 / 37

© Copyright Emergya Wind Technologies B.V., The Netherlands. Reproduction and/or disclosure to third parties of this document or any part thereof, or use of any information contained therein for purposes other than provided for by this document, is not permitted, except with the prior and express permission of Emergya Wind Technologies BV, The

3.5 Generator air gap log card

Air gap dimensions in [mm] at vertical position: 5.55±0.45mm

3 o’clock 6 o’clock 9 o’clock 12 o’clock

Front Back Front Back Front Back Front Back

Date

Wind speed (m/s)