19-09_AttachmentD_Drawings.pdf

issued for date revisions item date scale sheet title sheet number drawn by:

© 2018 STUDIO ENÉE

WOBURN, MASSACHUSETTS O1801

(781) 935-7228 FAX (781) 935-1822

400 WEST CUMMINGS PARK S.4700

CONSULTING MECHANICAL ENGINEERS

VAV International Inc.

WWW.VAVINT.COM

460 Hillside Avenue, Suite J project name/owner's name

3RD & 4TH FLR TECH

TOWER CONTROLLERS

REPLACEMENT

seal/signature

MASS BAY COMMUNITY

COLLEGE

Needham, Massachusetts 02494 781.858.3011

50 Oakland Street Wellesley Hills, MA 02481

100% CD

APRIL 8TH, 2019

PM

COVER SHEET

M-1

NONE

MASSBAY COMMUNITY COLLEGE

3RD & 4TH FLOOR TECH TOWER CONTROLLERS REPLACEMENT

50 OAKLAND STREET

WELLESLEY HILLS, MA 02481

AutoCAD SHX Text

STUDIO ENÉE

DN UP

UP DN

DN

UP

PLATFORM

BELOW

FL. ELEV. 130'-6"

FL. ELEV. 130'-6"

COPIER

MA

ILB

OX

ES

SHELVING

SH

EL

VI

NG

60 S.F.

SHELVING SHELVING

OUTLINE OF STAIR

ENCLOSURE ABOVE

UP DN DN

UPDN

FE

FE

OPEN TO LIBRARY

BELOW

FE

DN

OPEN TO

COMPUTER ROOM

BELOW

UPDN

OPEN TO BELOW

UP

UP

DN

DN

UP

ROOF BELOW

DN

FL. ELEV. +2'-0" AFF

OF OFFICE

UP

UP

CLASSROOM

CLASSROOM

CLASSROOM

303CLASSROOM

STAIR 1

3RD

OFFICE

STOR.

S302A

CLASSROOM

CLASSROOM

STAIR 14

3RD

JAN.

J300M

WOMEN'S

T300K

FL. ELEV. 130'-6"

STAIR 4

3RD

MULTI-CULTURAL MENTOR PROG.

STOR.

S308A

ELEV1

3RD

CL.

S309A

CL.

S311A

CL.

S313A

CL.

S315A

CL.

S310A

CL.

S312A

CL.

S314A

CL.

S316A

CL.

S316B

CLASSROOM

CLASSROOM

CLASSROOM

CLASSROOM

CLASSROOM

CLASSROOM

CLASSROOM

CLASSROOM

CLASSROOM

STAIR 5

3RD

MEN'S

T300BB

JAN.

J300CC

CORRIDOR

300A

CORR.

318A

STOR.

CORRIDOR

300DD

STAIR 6

3RDCAD LAB

INTEL RETENTION LAB

CORR.

300MM

CORRIDOR

300EE

DEAN'S OFFICE

326B

CONF.

326A

CLASSROOM

OFFICE

OBSV.

325A

ELECT.

M323

STOR.

S300GG

CORR.

300FF

RECEPTION

ELEV2

3RD

ASSOC. DEAN

326C

ADMIN ASST.

326D

STAIR 7

3RD

ADJUNCT FACULTY

OFFICE

328A

STOR.

S300JJ

CORR.

300KK

ALL GENDER

T300LL WOMEN'S

T300HH

OFFICE

328C

OFFICE

328B COMP. CNTRL. RM.

328H

IT CLOSET

M328J

CONF.

328K

OFFICE

328G

CORR.

328L

OFFICE

328F

OFFICE

328E

OFFICE

328D

IT TECH LAB

STAIR 15

3RD

STAIR 8

3RD

STAIR 11

3RD

OFFICE

336ACORR.

336D

OFFICE

336B

OFFICE

336C

STOR.

S336

STAIR 13

3RD STOR.

S336E

UP

DN UP

UP

UP DN

DN

UP DN

FE

FE

DN

UP

ROOF CAVITY ABOVE

VAULTED

CATHEDRAL CEILING

DN

FL. ELEV. 133'-7 1/4"

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

STAIR 15

4TH

CORR.

400KK

OFFICE

430A

CL.

S433

CL.

S434

OFFICE

WOMEN'S

T400HH MEN'S

T400LL

OFFICE

OFFICE

STAIR 7

4TH

CLOSET

S425B

COMP. LAB CLRM.

STOR.

S424A

CLASSROOM

ELECT.

M431 CORR.

400FF

ELEV2

4TH

CORR.

400GG

CORRIDOR

400EE

PHYSICS LAB

ELECTRONCS LAB

STAIR 6

4TH

CORRIDOR

400DD

STOR.

S414

STOR.

S412D

STOR.

S412C

BIOLOGICAL SCIENCE

STAIR 5

4TH

MEN'S

T400BB

JAN.

J400CC

ANATOMY / PHYSIOLOGY

CORRIDOR

CL.

S413A

CL.

S411A

CL.

S409A

PREP.

412A

PREP.

412B

PHYSICAL SCIENCE

411 STOR.

S425

CLASSROOM

WOMEN'S

T400K

JAN.

J400M

CHEMISTRY LAB

410B

SCIENCE CLASSRM

410A

ELEV1

4TH

TEL/DATA

M408A

AT&T

STAIR 4

4TH CLASSROOM

CLASSROOM

STAIR 1

4TH

OFFICE

CLASSROOM

CORR.

400A

MECH.

M405

OFFICE

STORAGE

S403D

CLASSROOM

403C

CORR.

400B

ART STUDIO

403B CLASSROOM

403A issued for date revisions item date scale sheet title sheet number drawn by:

© 2018 STUDIO ENÉE

WOBURN, MASSACHUSETTS O1801

(781) 935-7228 FAX (781) 935-1822

400 WEST CUMMINGS PARK S.4700

CONSULTING MECHANICAL ENGINEERS

VAV International Inc.

WWW.VAVINT.COM

460 Hillside Avenue, Suite J project name/owner's name

3RD & 4TH FLR TECH

TOWER CONTROLLERS

REPLACEMENT

seal/signature

MASS BAY COMMUNITY

COLLEGE

Needham, Massachusetts 02494 781.858.3011

50 Oakland Street Wellesley Hills, MA 02481

100% CD

APRIL 8TH, 2019

PM

KEY PLANS

M-2

NONE

3RD FLOOR KEY PLAN

SCALE: NOT TO SCALE

A

M-2

N

N

4TH FLOOR KEY PLAN

SCALE: NOT TO SCALE

B

M-2

AREA OF WORK

3RD FLOOR TECH TOWER

AREA OF WORK

4TH FLOOR TECH TOWER

12.1

19.4

16.9

16.2

19.8

FL. ELEV. 130'-6"

FL. ELEV. 130'-6"

COPIER

MA

ILB

OX

ES

SHELVING

SH

EL

VI

NG

60 S.F.

SHELVING SHELVING

UPDN

UP

UP

DN

DN

DN

UP

FL. ELEV. 130'-6"

STAIR 6

3RDCAD LAB

INTEL RETENTION LAB

CORR.

300MM

CORRIDOR

300EE

DEAN'S OFFICE

326B

CONF.

326A

CLASSROOM

OFFICE

OBSV.

325A

ELECT.

M323

STOR.

S300GG

CORR.

300FF

RECEPTION

ELEV2

3RD

ASSOC. DEAN

326C

ADMIN ASST.

326D

STAIR 7

3RD

ADJUNCT FACULTY

OFFICE

328A

STOR.

S300JJ

CORR.

300KK

ALL GENDER

T300LL WOMEN'S

T300HH

OFFICE

328C

OFFICE

328B COMP. CNTRL. RM.

328H

IT CLOSET

M328J

CONF.

328K

OFFICE

328G

CORR.

328L

OFFICE

328F

OFFICE

328E

OFFICE

328D

IT TECH LAB

STAIR 8

3RD

C D G H J REB F IA K M P QL N SE.6

issued for date revisions item date scale sheet title sheet number drawn by:

© 2018 STUDIO ENÉE

WOBURN, MASSACHUSETTS O1801

(781) 935-7228 FAX (781) 935-1822

400 WEST CUMMINGS PARK S.4700

CONSULTING MECHANICAL ENGINEERS

VAV International Inc.

WWW.VAVINT.COM

460 Hillside Avenue, Suite J project name/owner's name

3RD & 4TH FLR TECH

TOWER CONTROLLERS

REPLACEMENT

seal/signature

MASS BAY COMMUNITY

COLLEGE

Needham, Massachusetts 02494 781.858.3011

50 Oakland Street Wellesley Hills, MA 02481

100% CD

APRIL 8TH, 2019

PM

3RD FLOOR FCU/UV

LOCATIONS

M-3

3RD FLOOR FCU/UV LOCATIONS

SCALE: 1/16" = 1'-0"

A

M-3

1/16" = 1'-0"

AutoCAD SHX Text

(EXIST.)

AutoCAD SHX Text SUMMARY OF WORK 1. REMOVE EXISTING SIEMENS-TALON CONTROLLERS FROM UNIT VENTILATORS(UVS) AND FAN COIL REMOVE EXISTING SIEMENS-TALON CONTROLLERS FROM UNIT VENTILATORS(UVS) AND FAN COIL UNITS(FCUS). 2. FURNISH AND INSTALL NEW JOHNSON CONTROLS FX-PCG BACNET MSTP CONTROLLERS FOR EACH UV AND FURNISH AND INSTALL NEW JOHNSON CONTROLS FX-PCG BACNET MSTP CONTROLLERS FOR EACH UV AND FCU. 3. FURNISH AND INSTALL NEW CONTROLS ENCLOSURE FOR EACH UV AND FCU. ENCLOSURE MOUNTED EITHER FURNISH AND INSTALL NEW CONTROLS ENCLOSURE FOR EACH UV AND FCU. ENCLOSURE MOUNTED EITHER ABOVE CEILING OR ON UNIT, CONFIRM/COORDINATE W/ OWNER. 4. FURNISH AND INSTALL NEW SPACE TEMPERATURE SENSORS W/ OCCUPANCY SENSOR BUILT IN FOR EACH FURNISH AND INSTALL NEW SPACE TEMPERATURE SENSORS W/ OCCUPANCY SENSOR BUILT IN FOR EACH ASSOCIATED SPACE. EXISTING SPACE OCCUPANCY SENSORS CAN BE USED IN LIEU OF NEW SENSORS IF APPLICABLE. 5. FURNISH AND INSTALL NEW DISCHARGE AIR TEMP SENSORS FOR EACH UV AND FCU. FURNISH AND INSTALL NEW DISCHARGE AIR TEMP SENSORS FOR EACH UV AND FCU. 6. FURNISH AND INSTALL NEW MIXED AIR TEMP SENSORS FOR EACH UV WITH ECONOMIZER. FURNISH AND INSTALL NEW MIXED AIR TEMP SENSORS FOR EACH UV WITH ECONOMIZER. 7. FURNISH AND INSTALL NEW FAN PROOF CT SENSOR FOR EACH UV AND FCU. FURNISH AND INSTALL NEW FAN PROOF CT SENSOR FOR EACH UV AND FCU. 8. FURNISH AND INSTALL NEW FAN RELAY(S) FOR EACH UV AND FCU. FURNISH AND INSTALL NEW FAN RELAY(S) FOR EACH UV AND FCU. 9. FURNISH AND INSTALL NEW 0-10V DAMPER ACTUATORS FOR EACH UV. FURNISH AND INSTALL NEW 0-10V DAMPER ACTUATORS FOR EACH UV. 10. FURNISH AND INSTALL NEW 0-10V DUAL TEMPERATURE CONTROL VALVE ACTUATORS FOR EACH UV(IF FURNISH AND INSTALL NEW 0-10V DUAL TEMPERATURE CONTROL VALVE ACTUATORS FOR EACH UV(IF APPLICABLE) AND FCU. 11. ALL OTHER UV AND FCU COMPONENTS ARE EXISTING TO REMAIN AND ARE TO BE REUSED. ASSUMPTION IS ALL OTHER UV AND FCU COMPONENTS ARE EXISTING TO REMAIN AND ARE TO BE REUSED. ASSUMPTION IS THAT ALL EXISTING COMPONENTS ARE IN WORKING ORDER. 12. PERFORM POINT TO POINT CHECKOUT FOR EACH UV AND FCU, IF ANY EXISTING COMPONENTS ARE PERFORM POINT TO POINT CHECKOUT FOR EACH UV AND FCU, IF ANY EXISTING COMPONENTS ARE DEFECTIVE IT SHOULD BE BROUGHT TO THE ENGINEERS AND OWNERS ATTENTION. 13. FURNISH PROGRAMMING AS REQUIRED. FURNISH PROGRAMMING AS REQUIRED. 14. REFER TO SPECIFICATIONS FOR MBCC NODE NAMING SYSTEM. REFER TO SPECIFICATIONS FOR MBCC NODE NAMING SYSTEM. 15. FOR ADDITIONAL INFORMATION REFER TO SPECIFICATIONS AND HVAC CONTROLS DRAWINGS.FOR ADDITIONAL INFORMATION REFER TO SPECIFICATIONS AND HVAC CONTROLS DRAWINGS.

AutoCAD SHX Text

AREA OF WORK 3RD FLOOR TECH TOWER

AutoCAD SHX Text

(ADD. ALT. #1)

AutoCAD SHX Text

325_FC

AutoCAD SHX Text

(EXIST.)

AutoCAD SHX Text

(ADD. ALT. #2)

AutoCAD SHX Text

324_FC

AutoCAD SHX Text

(EXIST.)

AutoCAD SHX Text

(BASE)

AutoCAD SHX Text

322_UV

AutoCAD SHX Text

(EXIST.)

AutoCAD SHX Text

(BASE)

AutoCAD SHX Text

320_UV

12.1

19.4

16.9

16.2

19.8

12.1

19.4

16.9

16.2

19.8

UP

DN UP

UP

DN

UP

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

OFFICE

CORR.

400KK

OFFICE

430A

CL.

S433

CL.

S434

OFFICE

WOMEN'S

T400HH MEN'S

T400LL

OFFICE

OFFICE

STAIR 7

4TH

CLOSET

S425B

COMP. LAB CLRM.

STOR.

S424A

CLASSROOM

ELECT.

M431 CORR.

400FF

ELEV2

4TH

CORR.

400GG

CORRIDOR

400EE

PHYSICS LAB

ELECTRONCS LAB

STAIR 6

4TH

CORRIDOR

C D G H J REB F IA K M P QL N SE.6C D G H J REB F IA K M P QL N SE.6

issued for date revisions item date scale sheet title sheet number drawn by:

© 2018 STUDIO ENÉE

WOBURN, MASSACHUSETTS O1801

(781) 935-7228 FAX (781) 935-1822

400 WEST CUMMINGS PARK S.4700

CONSULTING MECHANICAL ENGINEERS

VAV International Inc.

WWW.VAVINT.COM

460 Hillside Avenue, Suite J project name/owner's name

3RD & 4TH FLR TECH

TOWER CONTROLLERS

REPLACEMENT

seal/signature

MASS BAY COMMUNITY

COLLEGE

Needham, Massachusetts 02494 781.858.3011

50 Oakland Street Wellesley Hills, MA 02481

100% CD

APRIL 8TH, 2019

PM

4TH FLOOR FCU/UV

LOCATIONS

M-4

1/16" = 1'-0"

4TH FLOOR FCU/UV LOCATIONSA

M-4

SCALE: 1/16" = 1'-0"

AutoCAD SHX Text SUMMARY OF WORK 1. REMOVE EXISTING SIEMENS-TALON CONTROLLERS FROM UNIT VENTILATORS(UVS) AND FAN COIL REMOVE EXISTING SIEMENS-TALON CONTROLLERS FROM UNIT VENTILATORS(UVS) AND FAN COIL UNITS(FCUS). 2. FURNISH AND INSTALL NEW JOHNSON CONTROLS FX-PCG BACNET MSTP CONTROLLERS FOR EACH UV AND FURNISH AND INSTALL NEW JOHNSON CONTROLS FX-PCG BACNET MSTP CONTROLLERS FOR EACH UV AND FCU. 3. FURNISH AND INSTALL NEW CONTROLS ENCLOSURE FOR EACH UV AND FCU. ENCLOSURE MOUNTED EITHER FURNISH AND INSTALL NEW CONTROLS ENCLOSURE FOR EACH UV AND FCU. ENCLOSURE MOUNTED EITHER ABOVE CEILING OR ON UNIT, CONFIRM/COORDINATE W/ OWNER. 4. FURNISH AND INSTALL NEW SPACE TEMPERATURE SENSORS W/ OCCUPANCY SENSOR BUILT IN FOR EACH FURNISH AND INSTALL NEW SPACE TEMPERATURE SENSORS W/ OCCUPANCY SENSOR BUILT IN FOR EACH ASSOCIATED SPACE. EXISTING SPACE OCCUPANCY SENSORS CAN BE USED IN LIEU OF NEW SENSORS IF APPLICABLE. 5. FURNISH AND INSTALL NEW DISCHARGE AIR TEMP SENSORS FOR EACH UV AND FCU. FURNISH AND INSTALL NEW DISCHARGE AIR TEMP SENSORS FOR EACH UV AND FCU. 6. FURNISH AND INSTALL NEW MIXED AIR TEMP SENSORS FOR EACH UV WITH ECONOMIZER. FURNISH AND INSTALL NEW MIXED AIR TEMP SENSORS FOR EACH UV WITH ECONOMIZER. 7. FURNISH AND INSTALL NEW FAN PROOF CT SENSOR FOR EACH UV AND FCU. FURNISH AND INSTALL NEW FAN PROOF CT SENSOR FOR EACH UV AND FCU. 8. FURNISH AND INSTALL NEW FAN RELAY(S) FOR EACH UV AND FCU. FURNISH AND INSTALL NEW FAN RELAY(S) FOR EACH UV AND FCU. 9. FURNISH AND INSTALL NEW 0-10V DAMPER ACTUATORS FOR EACH UV. FURNISH AND INSTALL NEW 0-10V DAMPER ACTUATORS FOR EACH UV. 10. FURNISH AND INSTALL NEW 0-10V DUAL TEMPERATURE CONTROL VALVE ACTUATORS FOR EACH UV(IF FURNISH AND INSTALL NEW 0-10V DUAL TEMPERATURE CONTROL VALVE ACTUATORS FOR EACH UV(IF APPLICABLE) AND FCU. 11. ALL OTHER UV AND FCU COMPONENTS ARE EXISTING TO REMAIN AND ARE TO BE REUSED. ASSUMPTION IS ALL OTHER UV AND FCU COMPONENTS ARE EXISTING TO REMAIN AND ARE TO BE REUSED. ASSUMPTION IS THAT ALL EXISTING COMPONENTS ARE IN WORKING ORDER. 12. PERFORM POINT TO POINT CHECKOUT FOR EACH UV AND FCU, IF ANY EXISTING COMPONENTS ARE PERFORM POINT TO POINT CHECKOUT FOR EACH UV AND FCU, IF ANY EXISTING COMPONENTS ARE DEFECTIVE IT SHOULD BE BROUGHT TO THE ENGINEERS AND OWNERS ATTENTION. 13. FURNISH PROGRAMMING AS REQUIRED. FURNISH PROGRAMMING AS REQUIRED. 14. REFER TO SPECIFICATIONS FOR MBCC NODE NAMING SYSTEM. REFER TO SPECIFICATIONS FOR MBCC NODE NAMING SYSTEM. 15. FOR ADDITIONAL INFORMATION REFER TO SPECIFICATIONS AND HVAC CONTROLS DRAWINGS.FOR ADDITIONAL INFORMATION REFER TO SPECIFICATIONS AND HVAC CONTROLS DRAWINGS.

AutoCAD SHX Text

(EXIST.)

AutoCAD SHX Text

(BASE)

AutoCAD SHX Text

425_UV

AutoCAD SHX Text

(EXIST.)

AutoCAD SHX Text

(BASE)

AutoCAD SHX Text

424_UV

AutoCAD SHX Text

(EXIST.)

AutoCAD SHX Text

(BASE)

AutoCAD SHX Text

422_M_UV

AutoCAD SHX Text

(EXIST.)

AutoCAD SHX Text

(BASE)

AutoCAD SHX Text

422_S_UV

AutoCAD SHX Text

(EXIST.)

AutoCAD SHX Text

(BASE)

AutoCAD SHX Text

420_M_UV

AutoCAD SHX Text

(EXIST.)

AutoCAD SHX Text

(BASE)

AutoCAD SHX Text

420_S_UV

AutoCAD SHX Text

AREA OF WORK 4TH FLOOR TECH TOWER

revisions item date scale sheet title sheet number drawn by:

© 2018 STUDIO ENÉE

WOBURN, MASSACHUSETTS O1801

(781) 935-7228 FAX (781) 935-1822

400 WEST CUMMINGS PARK S.4700

CONSULTING MECHANICAL ENGINEERS

VAV International Inc.

WWW.VAVINT.COM

460 Hillside Avenue, Suite J project name/owner's name

3RD & 4TH FLR TECH

TOWER CONTROLLERS

REPLACEMENT

seal/signature

MASS BAY COMMUNITY

COLLEGE

Needham, Massachusetts 02494 781.858.3011

50 Oakland Street Wellesley Hills, MA 02481

100% CD

APRIL 8TH, 2019

PM

HVAC CONTROLS

(FAN COIL UNIT)

M-5

NONE

FAN COIL UNIT CONTROL SEQUENCEA

M-5

SCALE: NOT TO SCALE

AutoCAD SHX Text

FILTER

AutoCAD SHX Text

RETURN AIR

AutoCAD SHX Text

SUPPLY FAN

AutoCAD SHX Text T

AutoCAD SHX Text

SPACE

AutoCAD SHX Text

ACV

AutoCAD SHX Text

DUAL TEMP. COIL

AutoCAD SHX Text

SUPPLY AIR

AutoCAD SHX Text

DAT

AutoCAD SHX Text PROVIDE NEW SPACE TEMP. SENSOR WITH INTEGRAL OCCUPANCY SENSOR, LOCAL ADJUSTMENT, UNOCCUPIED OVERRIDE SWITCH. EXISTING OCCUPANCY SENSORS CAN BE USED IN LIEU OF NEW SENSORS IF APPLICABLE.

AutoCAD SHX Text

PROVIDE NEW FAN RELAY.

AutoCAD SHX Text

PROVIDE NEW 0-10V SIEMENS DUAL TEMPERATURE CONTROL VALVE ACTUATOR.

AutoCAD SHX Text

AutoCAD SHX Text

FCU

AutoCAD SHX Text REPLACE EXIST. SIEMENS-TALON CONTROLLER WITH NEW JOHNSON CONTROLS FX-PCG BACNET MSTP CONTROLLER. PROVIDE NEW CONTROLS ENCLOSURE MOUNTED EITHER ABOVE THE CEILING OR ON THE UNIT, CONFIRM/COORDINATE W/ OWNER.

AutoCAD SHX Text

PROVIDE NEW DISCHARGE AIR TEMPERATURE SENSOR.

AutoCAD SHX Text A. GENERAL GENERAL 1. FAN COIL UNIT SHALL BE CONTROLLED VIA NEW DDC CONTROLLER. COORDINATE FAN COIL UNIT SHALL BE CONTROLLED VIA NEW DDC CONTROLLER. COORDINATE OCCUPIED/UNOCCUPIED SCHEDULES WITH OWNER. 2. ALL SET POINTS SHALL BE ADJUSTABLE. ALL SET POINTS SHALL BE ADJUSTABLE. 3. FAN COIL UNIT TEMPERATURE SENSOR SHALL ALLOW AN OCCUPANT TO ADJUST THE FAN COIL UNIT TEMPERATURE SENSOR SHALL ALLOW AN OCCUPANT TO ADJUST THE SPACE TEMPERATURE SETPOINT WITHIN AN ADJUSTABLE RANGE DURING OCCUPIED HOURS, INITIALLY THIS SHALL BE SET TO +/- 3°F. THIS SETPOINT CAN BEOVERRIDDEN FROM THE BMS. THIS FUNCTION IS NOT ALLOWED DURING UNOCCUPIED HOURS. 4. FAN COIL UNIT IS CONNECTED TO A TWO PIPE SYSTEM. WHETHER HEATING OR FAN COIL UNIT IS CONNECTED TO A TWO PIPE SYSTEM. WHETHER HEATING OR COOLING IS AVAILABLE SHOULD BE DICTATED BY CENTRAL PLANT VIA BMS. 5. FAN COIL UNIT COMPONENTS NOT SHOWN TO BE REPLACED ARE EXISTING TO REMAIN FAN COIL UNIT COMPONENTS NOT SHOWN TO BE REPLACED ARE EXISTING TO REMAIN AND ARE TO BE REUSED. ASSUMPTION IS THAT ALL EXISTING COMPONENTS ARE IN WORKING ORDER. 6. CONTRACTOR TO PERFORM POINT TO POINT CHECKOUT OF FAN COIL UNIT, IF ANY CONTRACTOR TO PERFORM POINT TO POINT CHECKOUT OF FAN COIL UNIT, IF ANY EXISTING COMPONENTS ARE DEFECTIVE IT SHOULD BE BROUGHT TO THE ENGINEERS AND OWNERS ATTENTION. 7. SPACES WITH (2) FAN COIL UNITS SHOULD HAVE UNITS CONTROLLED BY SAME SPACES WITH (2) FAN COIL UNITS SHOULD HAVE UNITS CONTROLLED BY SAME SIGNAL. 8. FAN COIL UNIT CONTROLS SHALL BE INTEGRATED INTO EXISTING BMS FAN COIL UNIT CONTROLS SHALL BE INTEGRATED INTO EXISTING BMS (SIEMENS/STAEFA JACE AND WEB SUPERVISOR). THIS SHALL INCLUDE BUT IS NOT LIMITED TO ALL PROGRAMMING, GRAPHICS, ALARMS, TRENDING DATA AND SCHEDULING AS REQUIRED FOR A COMPLETE OPERABLE SYSTEM. CONFIRM REQUIREMENTS/FORMATS WITH OWNER. 9. TREND ALL POINTS, ANALOG EVERY 15 MINUTES AND DIGITAL UPON CHANGE OF TREND ALL POINTS, ANALOG EVERY 15 MINUTES AND DIGITAL UPON CHANGE OF VALUE. 10. FAN COIL UNIT SHOULD BE ASSIGNED NAME/NODE ID AS DESCRIBED ON DESIGN FAN COIL UNIT SHOULD BE ASSIGNED NAME/NODE ID AS DESCRIBED ON DESIGN DRAWINGS AND SPECIFICATIONS. B. FAN CONTROL FAN CONTROL 1. WHILE IN OCCUPIED MODE, THE SUPPLY FAN SHALL CYCLE AS REQUIRED. THE SUPPLY WHILE IN OCCUPIED MODE, THE SUPPLY FAN SHALL CYCLE AS REQUIRED. THE SUPPLY FAN SHALL BE CAPABLE OF BEING CHANGED BY BMS TO CONTINUOUS OPERATION DURING OCCUPIED HOURS REGARDLESS OF A CALL FOR HEATING OR COOLING. SUPPLY FAN AND CONTROL VALVE SHALL NOT BE CONTROLLED VIA SAME SIGNAL TO ACHIEVE THE ADJUSTABILITY LISTED ABOVE. 2. WHILE IN THE UNOCCUPIED MODE, THE SUPPLY FAN SHALL CYCLE AS REQUIRED. WHILE IN THE UNOCCUPIED MODE, THE SUPPLY FAN SHALL CYCLE AS REQUIRED. 3. FAN COIL UNIT FAN SPEED IS MANUALLY CONTROLLED VIA UNIT MOUNTED THREE FAN COIL UNIT FAN SPEED IS MANUALLY CONTROLLED VIA UNIT MOUNTED THREE SPEED FAN SWITCH. C. OCCUPIED COOLING CONTROL OCCUPIED COOLING CONTROL 1. WHEN COOLING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A WHEN COOLING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A CALL FOR OCCUPIED COOLING FROM THE SPACE TEMPERATURE SENSOR THE DUAL TEMPERATURE ACV SHALL MODULATE AS REQUIRED TO MAINTAIN THE SETPOINT (OCCUPIED COOLING SETPOINT TO BE 75°F).2. STANDBY COOLING CONTROL - IF SPACE IS UNOCCUPIED DURING OCCUPIED HOURS AS STANDBY COOLING CONTROL - IF SPACE IS UNOCCUPIED DURING OCCUPIED HOURS AS SEEN BE THE OCCUPANCY SENSOR THE OCCUPIED SET POINT SHALL BE SETUP (STANDBY COOLING SETPOINT TO BE 78°F).D. UNOCCUPIED COOLING CONTROL UNOCCUPIED COOLING CONTROL 1. WHEN COOLING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A WHEN COOLING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A CALL FOR UNOCCUPIED COOLING FROM THE SPACE TEMPERATURE SENSOR THE DUAL TEMPERATURE ACV SHALL MODULATE AS REQUIRED TO MAINTAIN THE SETPOINT (OCCUPIED COOLING SETPOINT TO BE 85°F).E. OCCUPIED HEATING CONTROL OCCUPIED HEATING CONTROL 1. WHEN HEATING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A WHEN HEATING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A CALL FOR OCCUPIED HEATING FROM THE SPACE TEMPERATURE SENSOR THE DUAL TEMPERATURE ACV SHALL MODULATE AS REQUIRED TO MAINTAIN THE SETPOINT (OCCUPIED HEATING SETPOINT TO BE 72°F).2. STANDBY HEATING CONTROL - IF SPACE IS UNOCCUPIED DURING OCCUPIED HOURS AS STANDBY HEATING CONTROL - IF SPACE IS UNOCCUPIED DURING OCCUPIED HOURS AS SEEN BE THE OCCUPANCY SENSOR THE OCCUPIED SET POINT SHALL BE SETBACK (STANDBY HEATING SETPOINT TO BE 68°F).F. UNOCCUPIED HEATING CONTROL UNOCCUPIED HEATING CONTROL 1. WHEN HEATING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A WHEN HEATING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A CALL FOR UNOCCUPIED HEATING FROM THE SPACE TEMPERATURE SENSOR THE DUAL TEMPERATURE ACV SHALL MODULATE AS REQUIRED TO MAINTAIN THE SETPOINT (OCCUPIED HEATING SETPOINT TO BE 55°F).G. OVERRIDE DURING UNOCCUPIED MODE OVERRIDE DURING UNOCCUPIED MODE 1. THE PUSH BUTTON ON THE SPACE TEMPERATURE SENOR SHALL OVERRIDE THE THE PUSH BUTTON ON THE SPACE TEMPERATURE SENOR SHALL OVERRIDE THE UNOCCUPIED MODE AND FOLLOW THE OCCUPIED MODE FOR 2 HOURS (ADJ.) AND THEN RETURN TO THE UNOCCUPIED MODE. H. ALARMS ALARMS 1. IF THE SUPPLY FAN FAILS OR ANY SAFETY IS TRIPPED, THE AUTOMATIC TEMPERATURE IF THE SUPPLY FAN FAILS OR ANY SAFETY IS TRIPPED, THE AUTOMATIC TEMPERATURE CONTROL SYSTEM SHALL GIVE A DETAILED ALARM SIGNAL TO THE FRONT END AND EMAIL NOTIFICATION SHALL BE SENT (CONFIRM WITH OWNER).

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PROVIDE CT SENSOR FOR FAN PROOF.

revisions item date scale sheet title sheet number drawn by:

© 2018 STUDIO ENÉE

WOBURN, MASSACHUSETTS O1801

(781) 935-7228 FAX (781) 935-1822

400 WEST CUMMINGS PARK S.4700

CONSULTING MECHANICAL ENGINEERS

VAV International Inc.

WWW.VAVINT.COM

460 Hillside Avenue, Suite J project name/owner's name

3RD & 4TH FLR TECH

TOWER CONTROLLERS

REPLACEMENT

seal/signature

MASS BAY COMMUNITY

COLLEGE

Needham, Massachusetts 02494 781.858.3011

50 Oakland Street Wellesley Hills, MA 02481

100% CD

APRIL 8TH, 2019

PM

HVAC CONTROLS

(UNIT VENTILATOR)

M-6

NONE

UNIT VENTILATOR CONTROL SEQUENCEA

M-5

SCALE: NOT TO SCALE

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FILTER

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RETURN AIR

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SUPPLY FAN

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SPACE

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DUAL TEMP. COIL

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SUPPLY AIR

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DAT

AutoCAD SHX Text PROVIDE NEW SPACE TEMP. SENSOR WITH INTEGRAL OCCUPANCY AND RH SENSORS, LOCAL ADJUSTMENT, UNOCCUPIED OVERRIDE SWITCH. EXISTING OCCUPANCY SENSORS CAN BE USED IN LIEU OF NEW SENSORS IF APPLICABLE.

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PROVIDE NEW FAN RELAY.

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UV

AutoCAD SHX Text REPLACE EXIST. SIEMENS-TALON CONTROLLER WITH NEW JOHNSON CONTROLS FX-PCG BACNET MSTP CONTROLLER. PROVIDE NEW CONTROLS ENCLOSURE MOUNTED EITHER ABOVE THE CEILING OR ON THE UNIT, CONFIRM/COORDINATE W/ OWNER.

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PROVIDE NEW DISCHARGE AIR TEMPERATURE SENSOR.

AutoCAD SHX Text A. GENERAL GENERAL 1. UNIT VENTILATOR SHALL BE CONTROLLED VIA NEW DDC CONTROLLER. COORDINATE OCCUPIED/UNOCCUPIED UNIT VENTILATOR SHALL BE CONTROLLED VIA NEW DDC CONTROLLER. COORDINATE OCCUPIED/UNOCCUPIED SCHEDULES WITH OWNER. 2. ALL SET POINTS SHALL BE ADJUSTABLE. ALL SET POINTS SHALL BE ADJUSTABLE. 3. TIE EXISTING FREEZESTAT INTO NEW CONTROLLER AND FAIL SAFE TO HEAT. TIE EXISTING FREEZESTAT INTO NEW CONTROLLER AND FAIL SAFE TO HEAT. 4. UNIT VENTILATOR TEMPERATURE SENSOR SHALL ALLOW AN OCCUPANT TO ADJUST THE SPACE TEMPERATURE UNIT VENTILATOR TEMPERATURE SENSOR SHALL ALLOW AN OCCUPANT TO ADJUST THE SPACE TEMPERATURE SETPOINT WITHIN AN ADJUSTABLE RANGE DURING OCCUPIED HOURS, INITIALLY THIS SHALL BE SET TO +/- 3°F. THIS SETPOINT CAN BE OVERRIDDEN FROM THE BMS. THIS FUNCTION IS NOT ALLOWED DURINGUNOCCUPIED HOURS. 5. UNIT VENTILATOR IS CONNECTED TO A TWO PIPE SYSTEM. WHETHER HEATING OR COOLING IS AVAILABLE UNIT VENTILATOR IS CONNECTED TO A TWO PIPE SYSTEM. WHETHER HEATING OR COOLING IS AVAILABLE SHOULD BE DICTATED BY CENTRAL PLANT VIA BMS. 6. UNIT VENTILATOR COMPONENTS NOT SHOWN TO BE REPLACED ARE EXISTING TO REMAIN AND ARE TO BE UNIT VENTILATOR COMPONENTS NOT SHOWN TO BE REPLACED ARE EXISTING TO REMAIN AND ARE TO BE REUSED. ASSUMPTION IS THAT ALL EXISTING COMPONENTS ARE IN WORKING ORDER. 7. CONTRACTOR TO PERFORM POINT TO POINT CHECKOUT OF UNIT VENTILATOR, IF ANY EXISTING COMPONENTS CONTRACTOR TO PERFORM POINT TO POINT CHECKOUT OF UNIT VENTILATOR, IF ANY EXISTING COMPONENTS ARE DEFECTIVE IT SHOULD BE BROUGHT TO THE ENGINEERS AND OWNERS ATTENTION. 8. SPACES WITH (1) UNIT VENTILATOR HAVE ECONOMIZER AND FACE & BYPASS DAMPERS, NO CONTROL VALVE. SPACES WITH (1) UNIT VENTILATOR HAVE ECONOMIZER AND FACE & BYPASS DAMPERS, NO CONTROL VALVE. 9. SPACES WITH (2) UNIT VENTILATORS HAVE MASTER AND SLAVE ARRANGEMENT. MASTER UNIT VENTILATOR SPACES WITH (2) UNIT VENTILATORS HAVE MASTER AND SLAVE ARRANGEMENT. MASTER UNIT VENTILATOR HAS ECONOMIZER AND SLAVE DOES NOT. MASTER UNIT VENTILATOR HAS FACE & BYPASS DAMPERS, NO CONTROL VALVE AND SLAVE HAS CONTROL VALVE. 10. TREND ALL POINTS, ANALOG EVERY 15 MINUTES AND DIGITAL UPON CHANGE OF VALUE. TREND ALL POINTS, ANALOG EVERY 15 MINUTES AND DIGITAL UPON CHANGE OF VALUE. 11. UNIT VENTILATORS SHOULD BE ASSIGNED NAME/NODE ID AS DESCRIBED ON DESIGN DRAWINGS AND UNIT VENTILATORS SHOULD BE ASSIGNED NAME/NODE ID AS DESCRIBED ON DESIGN DRAWINGS AND SPECIFICATIONS. B. FAN CONTROL FAN CONTROL 9. WHILE IN OCCUPIED MODE, THE SUPPLY FAN SHALL BE ON, ONCE FAN OPERATION IS STABLE OUTSIDE AIR WHILE IN OCCUPIED MODE, THE SUPPLY FAN SHALL BE ON, ONCE FAN OPERATION IS STABLE OUTSIDE AIR OUTSIDE AIR DAMPER (OAD) AND RETURN AIR DAMPER (RAD) SHALL SLOWLY OPEN TO MINIMUM OUTDOOR AIR POSITION. TO MINIMUM OUTDOOR AIR POSITION. TO MINIMUM OUTDOOR AIR POSITION. . 10. WHILE IN THE UNOCCUPIED MODE, THE SUPPLY FAN SHALL CYCLE AS REQUIRED WITH OUTSIDE AIR DAMPER WHILE IN THE UNOCCUPIED MODE, THE SUPPLY FAN SHALL CYCLE AS REQUIRED WITH OUTSIDE AIR DAMPER WITH OUTSIDE AIR DAMPER (OAD) CLOSED AND RETURN AIR DAMPER (RAD) OPEN. . 11. UNIT VENTILATOR FAN SPEED IS MANUALLY CONTROLLED VIA UNIT MOUNTED THREE SPEED FAN SWITCH. UNIT VENTILATOR FAN SPEED IS MANUALLY CONTROLLED VIA UNIT MOUNTED THREE SPEED FAN SWITCH. C. OCCUPIED COOLING CONTROL OCCUPIED COOLING CONTROL 1. THE FIRST MEANS OF COOLING SHALL BE ACTIVATION OF THE ECONOMIZER. IF THE GLOBAL OUTSIDE AIR THE FIRST MEANS OF COOLING SHALL BE ACTIVATION OF THE ECONOMIZER. IF THE GLOBAL OUTSIDE AIR ENTHALPY IS BELOW THE SPECIFIC ROOM ENTHALPY, THE OUTSIDE AND RETURN AIR DAMPERS SHALL BE PROPORTIONALLY MODULATED UP TO 100% OUTDOOR AIR TO MAINTAIN THE SETPOINT. DAT SHALL OVERRIDE, IF REQUIRED, TO LIMIT SUPPLY AIR TEMPERATURE TO 55°F (ADJ.) MINIMUM DURING ECONOMIZER COOLING(LIMIT SHALL NOT RESULT IN REDUCTION OF THE MINIMUM OUTDOOR AIRFLOW). IF ADDITIONAL COOLING IS REQUIRED, THE FACE & BYPASS DAMPERS SHALL MODULATE AS REQUIRED. THE REVERSE SHALL OCCUR ON A DROP IN SPACE TEMPERATURE BELOW COOLING SETPOINT. 2. IF THE OUTSIDE AIR ENTHALPY RISES ABOVE THE ROOM AIR ENTHALPY THE ECONOMIZER SHALL BE IF THE OUTSIDE AIR ENTHALPY RISES ABOVE THE ROOM AIR ENTHALPY THE ECONOMIZER SHALL BE POSITIONED TO PROVED MINIMUM OUTDOOR AIRFLOW AND THE FACE & BYPASS DAMPERS MODULATED TO MAINTAIN THE SETPOINT. DAT SHALL LIMIT SUPPLY AIR TO 55°F (ADJ.) MINIMUM DURING MECHANICALCOOLING. 3. FOR UNITS WITHOUT FACE & BYPASS DAMPERS - WHEN COOLING IS AVAILABLE AS DICTATED BY THE FOR UNITS WITHOUT FACE & BYPASS DAMPERS - WHEN COOLING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A CALL FOR OCCUPIED COOLING FROM THE SPACE TEMPERATURE SENSOR THE DUAL TEMPERATURE ACV SHALL MODULATE AS REQUIRED TO MAINTAIN THE SETPOINT (OCCUPIED COOLING SETPOINT TO BE 75°F).4. STANDBY COOLING CONTROL - IF SPACE IS UNOCCUPIED DURING OCCUPIED HOURS AS SEEN BE THE STANDBY COOLING CONTROL - IF SPACE IS UNOCCUPIED DURING OCCUPIED HOURS AS SEEN BE THE OCCUPANCY SENSOR THE OCCUPIED SET POINT SHALL BE SETUP (STANDBY COOLING SETPOINT TO BE 78°F).D. UNOCCUPIED COOLING CONTROL UNOCCUPIED COOLING CONTROL 1. WHEN COOLING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A CALL FOR WHEN COOLING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A CALL FOR UNOCCUPIED COOLING FROM THE SPACE TEMPERATURE SENSOR THE FACE & BYPASS DAMPERS AND/OR THE DUAL TEMPERATURE ACV SHALL MODULATE AS REQUIRED TO MAINTAIN THE SETPOINT (OCCUPIED COOLING SETPOINT TO BE 85°F).E. OCCUPIED HEATING CONTROL OCCUPIED HEATING CONTROL 1. WHEN HEATING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A CALL FOR OCCUPIED WHEN HEATING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A CALL FOR OCCUPIED HEATING FROM THE SPACE TEMPERATURE SENSOR THE FACE & BYPASS DAMPERS AND/OR THE DUAL TEMPERATURE ACV SHALL MODULATE AS REQUIRED TO MAINTAIN THE SETPOINT (OCCUPIED HEATING SETPOINT TO BE 72°F).2. STANDBY HEATING CONTROL - IF SPACE IS UNOCCUPIED DURING OCCUPIED HOURS AS SEEN BE THE STANDBY HEATING CONTROL - IF SPACE IS UNOCCUPIED DURING OCCUPIED HOURS AS SEEN BE THE OCCUPANCY SENSOR THE OCCUPIED SET POINT SHALL BE SETBACK (STANDBY HEATING SETPOINT TO BE 68°F).F. UNOCCUPIED HEATING CONTROL UNOCCUPIED HEATING CONTROL 1. WHEN HEATING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A CALL FOR WHEN HEATING IS AVAILABLE AS DICTATED BY THE CENTRAL PLANT VIA BMS. UPON A CALL FOR UNOCCUPIED HEATING FROM THE SPACE TEMPERATURE SENSOR THE FACE & BYPASS DAMPERS AND/OR THE DUAL TEMPERATURE ACV SHALL MODULATE AS REQUIRED TO MAINTAIN THE SETPOINT (OCCUPIED HEATING SETPOINT TO BE 55°F).G. OVERRIDE DURING UNOCCUPIED MODE OVERRIDE DURING UNOCCUPIED MODE 1. THE PUSH BUTTON ON THE SPACE TEMPERATURE SENOR SHALL OVERRIDE THE UNOCCUPIED MODE AND THE PUSH BUTTON ON THE SPACE TEMPERATURE SENOR SHALL OVERRIDE THE UNOCCUPIED MODE AND FOLLOW THE OCCUPIED MODE FOR 2 HOURS (ADJ.) AND THEN RETURN TO THE UNOCCUPIED MODE. H. ALARMS ALARMS 1. IF THE SUPPLY FAN FAILS, DAT OR MAT SENSOR SENSES TEMPERATURE BELOW FREEZING W/ DURATION OR IF THE SUPPLY FAN FAILS, DAT OR MAT SENSOR SENSES TEMPERATURE BELOW FREEZING W/ DURATION OR ANY SAFETY IS TRIPPED, THE AUTOMATIC TEMPERATURE CONTROL SYSTEM SHALL GIVE A DETAILED ALARM SIGNAL TO THE FRONT END AND EMAIL NOTIFICATION SHALL BE SENT (CONFIRM WITH OWNER).

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MAT

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OUTDOOR AIR

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AutoCAD SHX Text PROVIDE NEW 0-10V ECONOMIZER DAMPER ACTUATOR(S) (IF APPLICABLE). SLAVE UNITS DO NOT HAVE ECONOMIZERS.

AutoCAD SHX Text PROVIDE NEW 0-10V FACE & BYPASS DAMPER ACTUATOR(S) (IF APPLICABLE). SLAVE UNITS DO NOT HAVE FACE & BYPASS DAMPERS.

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OAT

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OAH

AutoCAD SHX Text ASSUMPTION IS THAT THE BMS ALREADY HAS BOTH OUTSIDE AIR TEMPERATURE AND HUMIDITY SENSORS. IF THEY ARE NOT PRESENT THEY SHOULD BE INSTALLED AS NEW.

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FACE & BYPASS DAMPERS

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ECONOMIZER DAMPERS

AutoCAD SHX Text PROVIDE NEW ECONOMIZER MIXED AIR TEMPERATURE SENSOR (IF APPLICABLE). SLAVE UNITS DO NOT HAVE ECONOMIZERS.

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ACV

AutoCAD SHX Text PROVIDE NEW 0-10V SIEMENS DUAL TEMPERATURE CONTROL VALVE ACTUATOR (IF APPLICABLE). MASTER UNITS DO NOT HAVE CONTROL VALVE.

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RAD

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OAD

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BAD

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FAD

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FZ

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TIE EXISTING FREEZESTAT INTO NEW CONTROLLER AND FAIL SAFE TO HEAT.

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PROVIDE CT SENSOR FOR FAN PROOF.