36C25618Q0375-006.docx

ATTACHMENT E – ELEVATOR PM CHECKLIST

36C25618Q0375

PREVENTIVE MAINTENANCE CHECK

1. Weekly inspections

1.1. Motor Generator Sets

a. Blow brushes, holders and shafts at bearings

b. Check brushes and holders

c. Oil couplings

d. Clean drip pans and guards

e. Check bearings and oil rings

f. Check commutator

g. Wipe down machines

1.2. Main Machines

a. Blow brushes and holders

b. Check brushes and holders

c. Check bearings and oil rings

d. Check coolness of secondary sheaves – wipe off oil

e. Check commutator

1.3. Selectors

a. Blow down

b. Grease rods

c. Wipe bases and bottoms of rods

1.4. Main Control Panels

a. Blow switches

b. Wipe frames

c. Check insulating bushings

d. Check coppers and contacts

1.5. Door Machine Panels

a. Blow switches

b. Wipe frames

c. Check insulating bushings

d. Check coppers and contacts

1.6. Hall Relay Panels

a. Blow switches

b. Wipe frames

c. Check insulating bushings

d. Check coppers and contacts

1.7. Starting Panels

a. Blow switches

b. Wipe frames

c. Check insulating bushings

d. Check coppers and contacts

1.8. Governors

a. Blow switches, jaws, sheaves

1.9. Tape Drives

a. Blow sheaves and idler wheels

1.10. Machine Rooms

a. Sweep floors

1.11. Pits

a. Sweep floors

2. Semi-Monthly Inspections

2.1. Door Machines

a. Clean machine and top of car

b. Blow and check motor brushes and commutator

c. Check bearing oil

d. Check alignment

e. Check brake lifts and spring tension

f. Check bumper and step cam clearance

g. Check chain tension

h. Check limit switches – grease operating arm

i. Oil pins, brake plunger, chains and bull sheaves

j. Check Greenfield tubing

2.2. Jack Shafts

a. Grease bearings

2.3. Torque Motor

a. Grease bearings

2.4. Door Tracks

a. Clean and grease

2.5. Tension Sheaves

a. Grease sheaves in pit

b. Check hold-down clips

3. Monthly Inspections

3.1. Starting Panels

a. Switches, contacts, connectors

b. Oil pins

3.2. Hall Button Panels

a. Contacts

b. Alignment of rocker arms and posts

c. Check oil rocker-arm bearings

3.3. Door Machine Panels

a. Switches, contacts and connectors

b. Shines on switch armatures

3.4. Main Control Panels

a. Switches, contacts and connectors

b. Overload relays

c. Oil pins

d. Mechanical interlock, main and micro direction switches

3.5. Selectors

a. Contacts and connectors

b. Traveling cable

c. Dash pots

d. Micro mechanism

e. Pawl magnet

f. Advance brush magnet

g. Traveling unit

h. Brushing contacts

i. Bell crank

j. Stop recorder

k. Grease shaft bearings

l. Oil all pins

3.6. Tape Drives

a. Grease bearings

3.7 Governors

a. Contacts and connectors

b. Distance pieces, terminal block connectors

c. Grease bearings

d. Oil pins, spindle and spindle collars

e. Check freedom of collar through spindle limits

f. Oil trap roller

g. Clean trip cams

h. Clean secondary sheaves

3.8. Main Machines

a. Oil brake pins and core connecting links

b. Check contacts, connectors and leads

c. Check brake adjustment

3.9. Motor Generator Sets

a. Clean and dry bearings

b. Check brushes and holders

3.10. Tapes

a. Clean

b. Oil lightly

3.11. Ropes (Hoist, Gov. and Comp.)

a. Clean off fuzz

3.12. Counterweights

a. Wipe off

3.13. Pits

a. Clean ironwork and sheaves

b. Grease tape tension sheaves and guides

c. Clean drip pans

d. Clean oil from floor

3.14. Rail Oilers

a. Check wicks

b. Fill with oil

c. Wipe down

3.15. Machine Room

a. Mop floors

3.16. Elevator Recall for Fire Fighter Service

a. Place elevator in fire position – check fire service each floor of all buildings with fire service recall systems per NFPA 101, 7-4.5, Supplement 4, Life Safety Code, and AMSE Standard A17.3.

b. Written documentation of monthly testing to be provided to the Safety Office after completion of each monthly testing.

c. Contractor shall assist safety personnel in annual testing of smoke detectors at the top of elevator shaft on all elevators.

4. Quarterly Inspections

4.1. Hatch Doors

a. Clean and grease tracks

b. Clean and grease racks

c. Check hanger bearings

d. Clean and oil pins on closers

e. Clean and grease still trips and check rollers for roundness

f. Check screws for tightness – door hinge pin plate, closer back plate, holding racks to hangers, pinion gear plate

g. Check openings – doors in line with car gates

4.2. Car Doors

a. Check oil level, leakage and adjustment

4.3. Bottom Door Guides

a. Check for looseness, noise or wear

4.4. Door Machines

a. Check jack shaft plates for tightness

b. Check taper pins for tightness

4.5. Ropes (ALL)

a. Inspect for wear and broken wires

4.6. Traveling Cables

a. Check fastenings at junction boxes

b. Check worn spots, tape and shellac

4.7. Door Operating Cams

a. Clean and grease

b. Tighten loose bearings

c. Check bolts and screws

4.8. Main Switches

a. Check operation and lubrication

4.9. Motor Generator Sets

a. Blowout armatures

b. Fields

c. Switches

4.10. Control Boards

a. Blowout armatures

b. Fields

c. Switches

4.11. Hall Buttons

a. Clean and check

4.23. Mono-Mass Safeties

a. Inspect and check

5. Semi-Annual Inspections

5.1. Motor Generator sets

a. Coupling pins and tubes

b. Alignment

5.2. Selectors

a. Brace tube in advance

b. Brush coil

5.3. Ropes (ALL)

a. Equalize

5.4. Traveling Cables

a. Check worn spots, tape and shellac

5.5. Hatch Door Checks

a. Check oil level

b. Check adjustment

5.6. Torque Motor

a. Contacts

b. Blowout

c. Check roller tires

d. Check cams in hatch

e. Grease bearings

5.7. Rails

a. Clean off fuzz

5.8. Gibs and Trailer Blocks

a. Replace if worn

5.9. Cabs

a. Brace rods, nuts, and bolts

b. Screws, car top, platform, cross head, safety plank

6. Annual Inspections

6.1. Motor Generator Sets and Main Machines

a. Field connections

b. Clean brake cores

c. Brush holders, clean

d. Insulators and bushings

e. Terminal lugs

f. Pole and armature clearance

g. Bolts and screws

h. Overspeed governor

i. Float in armatures

j. Secondary sheaves bearing chains

6.2. Main Line Fuses

a. Size

b. Condition

6.3. Control Boards

a. Resistance tubes

b. Connections

6.4. Starting Panels

a. Connection, busses to switches

b. Terminal lugs

6.5. Hatch Doors

a. Hangers—grease ball bearings in roller

b. Hangers—grease ball bearings in thrust

c. Pinion—grease ball bearings

d. Check contacts –2” mas. opening

6.6. Car Doors

a. Grease hanger bearings

b. Grease arms

c. Check contacts

6.7. Gear Cases

a. Oil in door machines

b. Check for leaks

c. Check jack shaft bearings

6.8. Torque Motor

a. Repack roller bearings

6.9. Rails

a. Check alignment and clips

6.10. Safeties

a. Clean

b. Oil bearings

c. Check release

6.11. Tapes

a. Hitches tight

b. Shellac hitch end of tapes

c. Clean and inspect for breaks

6.12. Limit Switches

a. Clean

b. Check springs

6.13. Compensation Sheave

a. Grease bearing

6.14. Button Boxes

a. Vacuum out boxes

b. Check contacts and connections