EXPANSION &

RESTORATION OF THE

TRUMAN SCHOOL

33 N PLAINS INDUSTRIAL RD

WALLINGFORD, CT 06492

Tel: 203.467.4370 Web: www.iesllc.biz

IPPQXCViXe 'PIiPeeTiPI SeTXices, LLC AP IPVeITCVeF ePIiPeeTiPI FesiIP HiTO

I ' S

B

ELECTRICAL

ROOM

A

MECHANICAL OVERALL ROOF PLAN

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AutoCAD SHX Text G:\IES Projects\2026 Projects\Team TEM\26028 Truman School HVAC Replacement\Contract Documents\26028_M1-04.dwg Plotted by jmorin on May 21, 2026 - 9:53am Plotted by jmorin on May 21, 2026 - 9:53amjmorin on May 21, 2026 - 9:53am on May 21, 2026 - 9:53am May 21, 2026 - 9:53am

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JWM

TRUMAN SCHOOL

33 N PLAINS INDUSTRIAL RD

WALLINGFORD, CT 06492

Tel: 203.467.4370 Web: www.iesllc.biz

IPPQXCViXe 'PIiPeeTiPI SeTXices, LLC AP IPVeITCVeF ePIiPeeTiPI FesiIP HiTO

I ' S

B

ELECTRICAL

ROOM

A

MECHANICAL PARTIAL DEMOLITION ROOF PLAN AREA A MECHANICAL PARTIAL ROOF PLAN AREA A

MECHANICAL DEMOLITION NOTES MECHANICAL DRAWING NOTES

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AutoCAD SHX Text G:\IES Projects\2026 Projects\Team TEM\26028 Truman School HVAC Replacement\Contract Documents\26028_M1-04A.dwg Plotted by jmorin on May 21, 2026 - 9:53am Plotted by jmorin on May 21, 2026 - 9:53amjmorin on May 21, 2026 - 9:53am on May 21, 2026 - 9:53am May 21, 2026 - 9:53am

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MECHANICAL PARTIAL DEMOLITON / NEW ROOF PLAN AREA A

AutoCAD SHX Text REMOVE AND PROPERLY DISPOSE OF EXISTING ROOFTOP UNIT, REMOVE ASSOCIATED REFRIGERANT PIPING, ACCESSORIES AND RECLAIM REFRIGERANT PER EPA REQUIREMENTS. REMOVE AND PROPERLY DISPOSE OF EXISTING CONDENSING UNIT, AND ALL ASSOCIATED REFRIGERANT PIPING BETWEEN RTU AND CU. RECLAIM REFRIGERANT PER EPA REQUIREMENTS. EXISTING EQUIPMENT RAILS TO REMAIN. EXISTING SUPPLY/RETURN DUCTWORK TO REMAIN. REMOVE SUPPLY/RETURN DUCTWORK AND ASSOCIATED DUCT ACCESSORIES. EXISTING ROOF CURB TO REMAIN. REMOVE EXISTING DUCT SMOKE DETECTOR. REMOVE EXIST GAS REGULATOR, UNION, & DIRT LEG BACK TO ISOLATION VALVE. BEFORE DEMOLITION WORK BEGINS, THE AIR BALANCER SHALL TAKE TRAVERSE READINGS OF THE SUPPLY AND RETURN CFM SETTINGS AND RECORD FOR RE-BALANCING OF NEW RTU.

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TRUMAN SCHOOL

33 N PLAINS INDUSTRIAL RD

WALLINGFORD, CT 06492

Tel: 203.467.4370 Web: www.iesllc.biz

IPPQXCViXe 'PIiPeeTiPI SeTXices, LLC AP IPVeITCVeF ePIiPeeTiPI FesiIP HiTO

I ' S

B

ELECTRICAL

ROOM

A

MECHANICAL PARTIAL DEMOLITION ROOF PLAN AREA B MECHANICAL PARTIAL ROOF PLAN AREA B

MECHANICAL DEMOLITION NOTES MECHANICAL DRAWING NOTES

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AutoCAD SHX Text G:\IES Projects\2026 Projects\Team TEM\26028 Truman School HVAC Replacement\Contract Documents\26028_M1-04B.dwg Plotted by jmorin on May 21, 2026 - 9:53am Plotted by jmorin on May 21, 2026 - 9:53amjmorin on May 21, 2026 - 9:53am on May 21, 2026 - 9:53am May 21, 2026 - 9:53am

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AutoCAD SHX Text REMOVE AND PROPERLY DISPOSE OF EXISTING ROOFTOP UNIT, RTU-3. RECLAIM REFRIGERANT PER EPA REQUIREMENTS. REMOVE AND PROPERLY DISPOSE OF EXISTING CONDENSING UNIT, CU-3, AND ALL ASSOCIATED REFRIGERANT PIPING BETWEEN RTU AND CU. RECLAIM REFRIGERANT PER EPA REQUIREMENTS. EXISTING EQUIPMENT RAILS TO REMAIN. EXISTING SUPPLY/RETURN DUCTWORK TO REMAIN. REMOVE EXISTING SUPPLY/RETURN DUCTWORK. EXISTING ROOF CURB TO REMAIN. REMOVE EXISTING DUCT SMOKE DETECTOR. REMOVE EXIST GAS REGULATOR, UNION & DIRT LEG BACK TO ISOLATION VALVE. BEFORE DEMOLITION WORK BEGINS, THE AIR BALANCER SHALL TAKE TRAVERSE READINGS OF THE SUPPLY AND RETURN CFM SETTINGS AND RECORD FOR RE-BALANCING OF NEW RTU.

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AutoCAD SHX Text NEW ROOFTOP UNIT, RTU-1 TO BE SET IN PLACE ON EXISTING ROOF CURB. SECURE AS REQUIRED AND RE-BALANCE SUPPLY AND RETURN CFM TO EXISTING AIRFLOW AS PREVIOUSLY RECORDED. NEW CONDENSING UNIT, CU-3 TO BE SET IN PLACE ON EXISTING SUPPORTS. SECURE AS REQUIRED. CONNECT NEW REFRIGERANT PIPING BETWEEN RTU AND CU. PROVIDE NEW VALVES AND APPURTENANCES AS REQUIRED. FOLLOW EXISTING PIPE ROUTING. PROVIDE NEW SUPPORTS, CLEVIS HANGERS AND SHEETMETAL SADDLES. CONNECT NEW SUPPLY/RETURN DUCTWORK TO RTU. TRANSITION TO FULL SIZE OF UNIT OPENING AND PROVIDE FLEXIBLE CONNECTION. REFER TO SPECIFICATION DRAWING M3.00 FOR DUCT INSULATION REQUIREMENTS. M3.00 FOR DUCT INSULATION REQUIREMENTS. FOR DUCT INSULATION REQUIREMENTS. INSTALL NEW DUCT SMOKE DETECTOR IN EXISTING DUCTWORK. REFER TO ELECTRICAL DRAWINGS FOR POWER REQUIREMENTS. COORDINATE WITH CONTROLS CONTRACTOR FOR CONNECTION TO EXISTING DDC CONTROL SYSTEM. CONNECT NEW 1 1/2"GAS TO EXIST GAS SUPPLY, PROVIDE NEW DIRT LEG, UNION & REGULATOR. CLEAN & PAINT ALL EXISTING GAS PIPING.

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TRUMAN SCHOOL

33 N PLAINS INDUSTRIAL RD

WALLINGFORD, CT 06492

Tel: 203.467.4370 Web: www.iesllc.biz

IPPQXCViXe 'PIiPeeTiPI SeTXices, LLC AP IPVeITCVeF ePIiPeeTiPI FesiIP HiTO

I ' SABBREVIATIONS

MECHANICAL DEMOLITION NOTES

MECHANICAL LEGEND

MECHANICAL GENERAL NOTES

AIR COOLED CONDENSING UNIT SCHEDULE

ROOF MOUNTED A/C CONDENSING UNIT ROOF TOP UNIT DETAIL

ROOF TOP UNIT SCHEDULE

DETAIL OF HVAC ROOFTOP GAS CONNECTIONS & GAS PIPING SUPPORTS

SEQUENCE OF OPERATION

AutoCAD SHX Text G:\IES Projects\2026 Projects\Team TEM\26028 Truman School HVAC Replacement\Contract Documents\26028_M2-00.dwg Plotted by jmorin on May 21, 2026 - 9:53am Plotted by jmorin on May 21, 2026 - 9:53amjmorin on May 21, 2026 - 9:53am on May 21, 2026 - 9:53am May 21, 2026 - 9:53am

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AHU

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AMBIENT

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AMPERE (AMP, AMPS)

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AMP

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BALANCE

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BRITISH THERMAL UNIT

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CAPACITY

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CUBIC FEET PER MINUTE

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CFM

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CHILLED WATER SUPPLY

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CHILLED WATER RETURN

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COOLING

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CU

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EXHAUST

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DEGREES FAHRENHEIT

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FLEXIBLE CONNECTION

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FC

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FPM

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FEET

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FTR

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GALLONS PER HOUR

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GPH

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GPM

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HOT WATER COIL

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HWC

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HORSE POWER

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HP

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HEATING RETURN (HOT WATER)

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HEATING

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OED

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REGISTER DIFFUSER GRILLE

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RET

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UNIT HEATER

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UH

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UNLESS OTHERWISE NOTED

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UON

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VOLUME DAMPER

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VD

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VERIFY IN FIELD

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VIF

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WET BULB

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WB

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HUMIDIFIER

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SP-1

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WORKING PRESSURE

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WP

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ZONE CONTROLLER

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ZC

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ZONE VALVE

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AIR FLOW DIRECTION INDICATOR - RETURN

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AIR FLOW DIRECTION INDICATOR - SUPPLY

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FOR

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CHILLED WATER RETURN

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1. THE MECHANICAL CONTRACTOR SHALL REMOVE ALL MECHANICAL THE MECHANICAL CONTRACTOR SHALL REMOVE ALL MECHANICAL EQUIPMENT, ACCESSORIES, CONTROLS AND ASSOCIATED PIPING AS SHOWN OR INDICATED ON THE DRAWINGS. 2. NO EQUIPMENT OR DEVICES THAT HAVE BEEN DISCONNECTED AND OR NO EQUIPMENT OR DEVICES THAT HAVE BEEN DISCONNECTED AND OR ABANDONED SHALL REMAIN. 3. THE MECHANICAL CONTRACTOR SHALL VISIT THE SITE AND BECOME THE MECHANICAL CONTRACTOR SHALL VISIT THE SITE AND BECOME FAMILIAR WITH THE EXISTING SYSTEMS AND CONDITIONS IN AREAS OF RENOVATION. 4. ANY SYSTEMS OR EQUIPMENT TO REMAIN ACTIVE DURING RENOVATION ANY SYSTEMS OR EQUIPMENT TO REMAIN ACTIVE DURING RENOVATION SHALL BE KEPT IN OPERATION BY PROVIDING TEMPORARY CONNECTIONS AS REQUIRED UNTIL NEW SYSTEMS ARE INSTALLED AND OPERATIONAL. 5. THE MECHANICAL CONTRACTOR SHALL COORDINATE WITH THE OWNER, THE MECHANICAL CONTRACTOR SHALL COORDINATE WITH THE OWNER, CM, AND OR GENERAL CONTRACTOR ANY AND ALL PHASING OF THE MECHANICAL DEMOLITION WORK IN ORDER TO SATISFY THE CONSTRUCTION SCHEDULE AND OWNERS OCCUPANCY REQUIREMENTS. 6. ANY MECHANICAL EQUIPMENT TO BE REMOVED AND REUSED OR ANY MECHANICAL EQUIPMENT TO BE REMOVED AND REUSED OR TURNED OVER TO THE OWNER, AT OWNERS REQUEST, OR AS INDICATED ON THE DRAWINGS SHALL BE CAREFULLY REMOVED AND STORED TO PREVENT DAMAGE. 7. THE MECHANICAL CONTRACTOR SHALL ALSO REVIEW THE THE MECHANICAL CONTRACTOR SHALL ALSO REVIEW THE ARCHITECTURAL DEMOLITION DRAWINGS AS PART OF THIS CONTRACT FOR ADDITIONAL INFORMATION AND REQUIREMENTS. 8. ALL SERVICE INTERRUPTIONS SHALL BE COORDINATED AND APPROVED ALL SERVICE INTERRUPTIONS SHALL BE COORDINATED AND APPROVED WITH THE OWNER IN ADVANCE PRIOR TO COMMENCEMENT OF ANY WORK. 9. THE MECHANICAL CONTRACTOR SHALL COORDINATE HIS DEMOLITION THE MECHANICAL CONTRACTOR SHALL COORDINATE HIS DEMOLITION WORK WITH THAT OF OTHER TRADES IN ORDER TO AVOID CONFLICTS.

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CONNECT TO EXISTING

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OR

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PIPE EXPANSION FITTING (AT BLDG. EXP.JOINTS)

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PIPE DROP

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PIPE RISE

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PIPE ANCHOR

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PLUGGED OR CAPPED PIPE

AutoCAD SHX Text PIPE GUIDE or SLEEVE

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GAS PRESSURE REGULATOR

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TEMPERATURE GAUGE

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PRESSURE GAUGE

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STRAINER - 'Y' TYPE

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UNION

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BALANCING VALVE

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BALL VALVE

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CHECK VALVE

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3-WAY VALVE (MOTORIZED)

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SOLENOID VALVE

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GAS VALVE (BALL OR PLUG)

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HOSE BIBB (H.B.)

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TEMPERATURE & PRESSURE RELIEF VALVE (T&P)

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CIRCULATOR PUMP

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REFRIGERANT SUCTION LINE

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RLL

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RSL

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HOT WATER RETURN - HEATING

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CONDENSATE WASTE

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HOT WATER SUPPLY - HEATING

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HTS

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CD

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HTR

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REFRIGERANT LIQUID LINE

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DIRECTION OF FLOW

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PIPE DOWN

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GAS (NATURAL OR LPG)

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LINEAR SLOT DIFFUSER/BAR GRILLE - SUPPLY

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GRILLE/REGISTER - RETURN

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GRILLE/REGISTER - EXHAUST

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SIDEWALL GRILLE/REGISTER - SUPPLY/RETURN/EXHAUST

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DUCT RISER - RETURN/EXHAUST

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DUCT DROP - RETURN/EXHAUST

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DUCT RISER - SUPPLY/COMBUSTION AIR

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DUCT DROP - SUPPLY/COMBUSTION AIR

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THERMOSTAT

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VOLUME DAMPER

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MOTORIZED DAMPER

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DUCTLESS SPLIT 4-WAY CASSETTE

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REDUCER

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EXISTING TO BE REMOVED

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DIFFUSER/GRILLE - SUPPLY

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ROUND DUCT DN

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ROUND DUCT UP

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EXHAUST FAN

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1. THESE GENERAL NOTES ARE APPLICABLE TO ALL MECHANICAL DRAWINGS. THESE GENERAL NOTES ARE APPLICABLE TO ALL MECHANICAL DRAWINGS. 2. DRAWINGS ARE DIAGRAMMATIC AND SHOW GENERAL INTENT OF WORK. DRAWINGS ARE DIAGRAMMATIC AND SHOW GENERAL INTENT OF WORK. SEE DETAILS, SCHEDULES AND SPECIFICATIONS FOR ADDITIONAL INFORMATION. 3. MECHANICAL CONTRACTOR MUST REVIEW DRAWINGS OF THE OTHER MECHANICAL CONTRACTOR MUST REVIEW DRAWINGS OF THE OTHER TRADES AS PART OF THIS CONTRACT FOR ADDITIONAL WORK REQUIRED AND OR COORDINATION OF HIS WORK FOR OPERATIONS OR CONNECTIONS TO OTHER SYSTEMS.

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FIRE DAMPER

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FD

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COMPRESSED AIR

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FIRE DAMPER

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MECHANICAL NOTES, LEGENDS, DETAILS & SCHEDULES

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TM / AK / DB

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JWM

AutoCAD SHX Text NOTES: : 1. PROVIDE WITH 15A CONVENIENCE OUTLET PROVIDE WITH 15A CONVENIENCE OUTLET 2. PROVIDE WITH NON-FUSED DISCONNECT SWITCH PROVIDE WITH NON-FUSED DISCONNECT SWITCH 3. INTERLOCK WITH RTUINTERLOCK WITH RTU

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TAG

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MANUFACTURER

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MODEL NUMBER

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NOMINAL CAPACITY

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SYSTEM SERVED

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LOCATION

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REFRIGERANT

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COOLING CAPACITY TOTAL MBH

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SUCTION TEMP (DEG F°)

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QTY. OF COMPRESSORS

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AMBIENT AIR TEMP (DEG F°)

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CONTROL

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ELECTRICAL VOLT-PH-HZ

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MCA

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MOCP

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WEIGHT LBS.

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NOTES

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ACCU-1

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TRANE

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INTELLICORE 20-120

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RTU-1

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ROOF

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0 DEF F LOW AMBIENT

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ACCU-2

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TRANE

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INTELLICORE 20-120

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RTU-2

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ROOF

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0 DEF F LOW AMBIENT

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ACCU-3

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TRANE

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INTELLICORE 20-120

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RTU-3

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ROOF

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0 DEF F LOW AMBIENT

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ROOF

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FUSED DISCONNECT SWITCH BY DIVISION 16

AutoCAD SHX Text 6"X6"X8" HIGH COPPER PITCH POCKET WITH WITH CAP. SOLDER ALL JOINTS FOR A WATERTIGHT INSTALLATION.

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ROOF FLASHING

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CANT STRIP

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SERVICE VALVES

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CONDENSING UNIT

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TO ELEC. PANEL

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%%URTU

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ROOF DECK

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WEATHERPROOF UNIT DISCONNECT

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DS

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DS

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CONNECT NEW SUPPLY DUCTWORK TO EXISTING. SIZE AS SHOWN ON PLANS

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EXISTING ROOF CURB

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EXISTING EQUIPMENT SUPPORTS

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EXTEND NEW REFRIGERANT PIPING TO RTU

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EXTEND NEW REFRIGERANT PIPING TO REMOTE CONDENSING UNIT

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DUCT SMOKE DETECTOR SEE DRAWINGS FOR LOCATION. (TYP.)

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FLEX. CONN. (TYP.)

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CONNECT NEW RETURN DUCTWORK TO EXISTING. SIZE AS SHOWN ON PLANS

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UTILIZE EXISTING EQUIPMENT SUPPORTS. SECURE AS REQUIRED.

AutoCAD SHX Text NOTES: : 1. PROVIDE FACTORY MOUNTED VFD'S FOR SUPPLY FAN AND POWER EXHAUST FAN. PROVIDE FACTORY MOUNTED VFD'S FOR SUPPLY FAN AND POWER EXHAUST FAN. 2. PROVIDE WITH SUPPLY AIR BACK DRAFT DAMPER. PROVIDE WITH SUPPLY AIR BACK DRAFT DAMPER. 3. PROVIDE WITH OUTSIDE AIR MOTORIZED DAMPER. MODULATING PROVIDE WITH OUTSIDE AIR MOTORIZED DAMPER. MODULATING 4. PROVIDE WITH EXHAUST AIR MOTORIZED DAMPER. MODULATING PROVIDE WITH EXHAUST AIR MOTORIZED DAMPER. MODULATING 5. RTU SHALL BE PRE-WIRED WITH SINGLE POINT POWER CONNECTION INCLUDING FAN CIRCUITRY AND RTU SHALL BE PRE-WIRED WITH SINGLE POINT POWER CONNECTION INCLUDING FAN CIRCUITRY AND 120V LIGHT/RECEPTACLE CIRCUIT WITH TRANSFORMER. 6. PROVIDE STAINLESS STEEL DRAIN PANS. PROVIDE STAINLESS STEEL DRAIN PANS. 7. PROVIDE DDC BACNET CONTROLS AND UPDATE GRAPHICS PROVIDE DDC BACNET CONTROLS AND UPDATE GRAPHICS 8. CONNECT TO EXIST DDC SYSTEM. CONNECT TO EXIST DDC SYSTEM. 9. PROVIDE WITH ECONOMIZER. PROVIDE WITH ECONOMIZER. 10. RTU-1, RTU-2 & RTU-3 SHALL BE ALL ALUMINUM DOUBLE WALL CONSTRUCTION. RTU-1, RTU-2 & RTU-3 SHALL BE ALL ALUMINUM DOUBLE WALL CONSTRUCTION.

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TAG

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MANUFACTURER

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MODEL

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SUPPLY FAN TYPE/(FAN QTY)

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CFM

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TOTAL HP

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ESP IN. WG

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EXHAUST FAN TYPE/(FAN QTY)

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CFM

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TOTAL HP

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ESP IN. WG

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NOM. TONS COOLING

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COOLING CAPACITY TOTAL MBH

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COOLING CAPACITY SENS. MBH

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FPM

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APD

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LAT DB/WB

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EAT DB/WB

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HEATING SOURCE

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HEATING CAPACITY MBH INPUT

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HEATING CAPACITY MBH OUTPUT

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FILTERS-QTY./ SIZE/MERV RATING

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OPERATING WEIGHT LBS.

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ELECTRICAL DATA VOLT-PH-MCA-MOCP

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NOTES

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RTU-1

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TRANE (XETEX)

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XAH-21500-RT-RC-CD-HI

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AF PLENUM/ (4)

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AF PLENUM/ (2)

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NAT GAS

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AutoCAD SHX Text 686.5

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AutoCAD SHX Text 480-3-67.9-80

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RTU-2

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TRANE (XETEX)

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XAH-13000-RT-RC-CD-HI

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AF PLENUM/ (2)

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AF PLENUM/ (2)

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NAT GAS

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RTU-3

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TRANE (XETEX)

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XAH-16000-RT-RC-CD-HI

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AF PLENUM/ (3)

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AF PLENUM/ (2)

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AutoCAD SHX Text 635.8

AutoCAD SHX Text 386.5

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NAT GAS

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GAS VALVE WITH TEST PORT

AutoCAD SHX Text SCHEDULE 40, PVC CONDENSATE DRAIN PIPING WITH TRAP AND CLEANOUT PLUG, PROVIDED AND INSTALLED BY THE PLUMBING CONTRACTOR.

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GAS PIPING RUN ON ROOF, PROVIDED AND INSTALLED BY THE PLUMBING CONTRACTOR.

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ROOF STRUCTURE

AutoCAD SHX Text NEW ROOF TOP UNIT, PROVIDED AND INSTALLED BY THE MECHANICAL CONTRACTOR. REFER TO MECHANICAL DRAWINGS FOR ADDITIONAL INFORMATION.

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DIRT LEG, 6"MINIMUM WITH END CAP (TYP.)

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AutoCAD SHX Text NOTES: 1. ALL GAS PIPING ABOVE ROOF SHALL BE PAINTED WITH 2 COATS OF RUST INHIBITIVE PAINT. (UNLESS SPECIFIED AS GALVANIZED). 2. COORDINATE LOCATION OF GAS CONNECTION WITH EQUIPMENT LOCATION AND MECHANICAL CONTRACTOR IN THE FIELD.

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UNION (TYP.)

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PRE-ENGINEERED PIPE SUPPORTS (TYP.)

AutoCAD SHX Text GAS REGULATOR, PROVIDED AND INSTALLED BY THE PLUMBING CONTRACTOR, COORDINATE PRESSURE OUTLET OF REGULATOR WITH EXISTING AVAILABLE GAS PRESSURE AND RTU REQUIRED GAS PRESSURE.

GENERAL PROVIDE ALL TEMPERATURE, OPERATION AND SAFETY AND CONTROLS, LOW VOLTAGE CONTROL WIRING, HARDWARE, SOFTWARE AND ACCESSORIES NECESSARY TO ACHIEVE A FULLY OPERATIONAL HVAC CONTROL SYSTEM. CONNECT TO EXISTING DDC CONTROL SYSTEM BY "CONNECTICUT CONTROL CORP." POWER WIRING SHALL BE PROVIDED BY THE ELECTRICAL CONTRACTOR. RTU-1,2,3 1. ROOF TOP UNIT SHALL RUN CONTINUOUSLY SUBJECT TO SAFETY DEVICES. ROOF TOP UNIT SHALL RUN CONTINUOUSLY SUBJECT TO SAFETY DEVICES. 2. AT ANY TIME THE UNIT IS OFF THE OUTSIDE AIR DAMPER SHALL CLOSE VIA SPRING RETURN ACTUATOR DX COOLING AT ANY TIME THE UNIT IS OFF THE OUTSIDE AIR DAMPER SHALL CLOSE VIA SPRING RETURN ACTUATOR DX COOLING SHALL NOT OPERATE. 3. IF SUPPLY FAN FAILURE IS DEDICATED BY THE DDC SYSTEM AFTER AN ADJUSTABLE TIME DELAY, THE DDC SYSTEM IF SUPPLY FAN FAILURE IS DEDICATED BY THE DDC SYSTEM AFTER AN ADJUSTABLE TIME DELAY, THE DDC SYSTEM WILL SHUT THE ROOF TOP UNIT DOWN AND REPORT ROOF TOP UNIT FAILURE ALARM. 4. TEMPERATURE CONTROL: TEMPERATURE CONTROL: THE DDC SHALL RESET THE DISCHARGE TEMPERATURE SET POINT TO MAINTAIN SPACE TEMPERATURE AT SET POINT. THE DDC SYSTEM SHALL STAGE DX COOLING, MODULATE HOT GAS BYPASS AND MIXED AIR SET POINT IN SEQUENCE TO MAINTAIN THE DISCHARGE TEMPERATURE SET POINT, DURING PRESSURE SENSOR MOUNTED IN SUPPLY AIR DUCTWORK, THE DDC SYSTEM SHALL SEND A SIGNAL TO THE VFD TO MODULATE THE FAN SPEED AS REQUIRED TO MAINTAIN THE SET POINT AT THE PRESSURE SENSOR. ECONOMIZER MODE THE MIXED AIR DAMPER SHALL MODULATE TO MAINTAIN A MIXED AIR SET POINT. THE GAS VALVE SHALL MODULATE TO MAINTAIN THE DISCHARGE TEMPERATURE SET POINT. ECONOMIZER MODE SHALL BE ENABLED WHENEVER THE OUTDOOR AIR DEWPOINT IS BELOW 50°/ADJUSTABLE5. SAFETY: SAFETY: ON SIGNAL FROM FREEZE-STAT WITH MANUAL RESET, OUTSIDE AIR DAMPER SHALL CLOSE, SUPPLY FAN SHUT DOWN, DDC SYSTEM SHALL INDICATE ALARM CONDITION, ON SIGNAL FROM SMOKE DETECTORS WITH MANUAL RESET, OUTSIDE AIR DAMPER SHALL CLOSE, SUPPLY FAN SHALL SHUTDOWN AND DDC SYSTEM SHALL INDICATE ALARM CONDITION. THE DIRTY FILTER CONDITION ON EACH FILTER BANK SHALL BE REPORTED TO THE BAS. 6. THE ROOFTOP UNIT SUPPLY AIR FAN SHALL BE CONTROLLED BY DDC SYSTEM.THE ROOFTOP UNIT SUPPLY AIR FAN SHALL BE CONTROLLED BY DDC SYSTEM.

TRUMAN SCHOOL

33 N PLAINS INDUSTRIAL RD

WALLINGFORD, CT 06492

Tel: 203.467.4370 Web: www.iesllc.biz

IPPQXCViXe 'PIiPeeTiPI SeTXices, LLC AP IPVeITCVeF ePIiPeeTiPI FesiIP HiTO

I ' S

MECHANICAL (HVAC) SPECIFICATIONS

AutoCAD SHX Text G:\IES Projects\2026 Projects\Team TEM\26028 Truman School HVAC Replacement\Contract Documents\26028_M3-00.dwg Plotted by jmorin on May 21, 2026 - 9:53am Plotted by jmorin on May 21, 2026 - 9:53amjmorin on May 21, 2026 - 9:53am on May 21, 2026 - 9:53am May 21, 2026 - 9:53am

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DRAWN BY:

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CHECKED BY:

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PROJECT NUMBER:

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ISSUED:

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SCALE:

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NOTES:

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NEW HAVEN PUBLIC SCHOOLS

AutoCAD SHX Text 2000-12

AutoCAD SHX Text 05/21/26

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SHEET:

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SHEET TITLE:

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PROJECT:

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DESCRIPTION

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REV.

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DATE

AutoCAD SHX Text INSTALLATIONS SLEEVES PROVIDE NO. 22 GA. GALVANIZED IRON SLEEVES EXTENDED THROUGH CONSTRUCTION AT ALL PENETRATIONS THROUGH CEILINGS, WALLS AND PARTITIONS. FOR INSULATED PIPING THE SLEEVE IS TO BE SIZED TO ALLOW INSULATION TO PASS THROUGH SLEEVE, PROVIDE 1/2 INCH SPACE BETWEEN PIPE AND/OR INSULATION AND SLEEVE. FIRE SEAL ALL SLEEVES IN ACCORDANCE WITH BUILDING CODE AND APPLICABLE SECTIONS OF THE NFPA. EXPANSION ANCHORS SUSPEND HANGERS FROM EXPANSION ANCHORS IN SOLID CONCRETE SLABS SIMILAR TO HILTI HDI. PROVIDE HANGER IN PLACE WITH DOUBLE NUTS. PROVIDE PROTECTION SHIELDS IN INSULATED PIPING. INSTALL HANGERS OVER INSULATION AND SHIELDS. WHERE OVERHEAD CONSTRUCTION DOES NOT PERMIT FASTENING HANGER RODS IN REQUIRED LOCATIONS, PROVIDE ADDITIONAL STEEL FRAMING AS REQUIRED AND REVIEWED. HANGERS AND SUPPORTING PIPE HANGING AND SUPPORTING - PIPING SHALL NOT BE SUPPORTED BY OTHER PIPING, BUT SHALL BE SUPPORTED WITH PIPE HANGERS SUITABLE FOR THE SIZE OF PIPE AND PROPER STRENGTH AND QUALITY AT PROPER INTERVALS SO THAT THE PIPING CANNOT BE MOVED ACCIDENTALLY FROM THE INSTALLED POSITION AS FOLLOWS: PROVIDE CLEVIS HANGERS AT CENTER OF CENTER SPACING AT CENTER OF CENTER SPACING (UNLESS OTHERWISE NOTED) 1/2 INCH PIPE OR TUBING 6 FEET 6 FEET 3/4 INCH OR 1 INCH PIPE OR TUBING 8 FEET 8 FEET 1-1/4 INCH OR LARGER (HORIZONTAL) 10 FEET 10 FEET 1-1/4 INCH OR LARGER (VERTICAL) EVERY FLOOR LEVEL EVERY FLOOR LEVEL DUCT HANGING AND SUPPORTING - DUCTWORK SHALL NOT BE SUPPORTED BY OTHER DUCTWORK OR PIPING, BUT SHALL BE SUPPORTED WITH HANGERS OF TYPE AND AT SPACING AS PER SMACNA STANDARDS. VIBRATION AND SEISMIC CONTROL QUIET OPERATION - ALL WORK SHALL OPERATE UNDER ALL CONDITIONS OF LOAD WITHOUT - ALL WORK SHALL OPERATE UNDER ALL CONDITIONS OF LOAD WITHOUT ANY SOUND OR VIBRATION WHICH IS OBJECTIONABLE IN THE OPINION OF THE ENGINEER. IN CASE OF MOVING MACHINERY, SOUND OR VIBRATION NOTICEABLE OUTSIDE OF ROOM IN WHICH IT IS INSTALLED, OR ANNOYING INSIDE ITS OWN ROOM, WILL BE CONSIDERED OBJECTIONABLE BY THE ENGINEER AND SHALL BE REMEDIED IN APPROVED MANNER BY THE CONTRACTOR AT HIS EXPENSE. PROVIDE FLEXIBLE PIPE CONNECTIONS AT ALL PIPING CONNECTED TO MOVING EQUIPMENT. PROVIDE FLEXIBLE DUCT CONNECTIONS AT ALL DUCTWORK CONNECTED TO MOVING EQUIPMENT. FLEXIBLE CONNECTIONS SHALL BE 29 OZ. NEOPRENE COATED FIBERGLASS, 6" WIDE. BURNING PROPERTIES SHALL CONFORM TO NFPA 90A. FASTEN TO DUCTWORK PER MANUFACTURER'S RECOMMENDATIONS. FABRIC SHALL NOT BE STRESSED OTHER THAN BY AIR PRESSURE. ALLOW AT LEAST ONE INCH SLACK TO INSURE THAT NO VIBRATION IS TRANSMITTED. PROVIDE VIBRATION ISOLATION SPRINGS OR PADS AT MOUNTING AND SUPPORTS FOR ALL EQUIPMENT CAPABLE OF TRANSMITTING VIBRATIONS. SEISMIC RESTRAINTS SEISMIC RESTRAINTS DESIGNED AND CONSTRUCTED FOR LATERAL FORCES IN ANY DIRECTION SHALL BE PROVIDED FOR ALL MECHANICAL EQUIPMENT IN ACCORDANCE WITH THE STATE BUILDING CODE. SEISMIC RESTRAINTS SHALL NOT BE REQUIRED FOR THE FOLLOWING: 1. PIPING IN BOILER AND MECHANICAL ROOMS LESS THAN 1-1/4 INCH INSIDE DIAMETER. PIPING IN BOILER AND MECHANICAL ROOMS LESS THAN 1-1/4 INCH INSIDE DIAMETER. 2. ALL OTHER PIPING LESS THAN 2-1/2 INCH INSIDE DIAMETER. ALL OTHER PIPING LESS THAN 2-1/2 INCH INSIDE DIAMETER. 3. RECTANGULAR AIR-HANDLING DUCTS LESS THAN 6 SQUARE FEET IN CROSS-SECTIONAL RECTANGULAR AIR-HANDLING DUCTS LESS THAN 6 SQUARE FEET IN CROSS-SECTIONAL AREA. 4. ROUND AIR-HANDLING DUCTS LESS THAN 28 INCHES IN DIAMETER. ROUND AIR-HANDLING DUCTS LESS THAN 28 INCHES IN DIAMETER. 5. PIPING SUSPENDED BY INDIVIDUAL HANGERS 12 INCHES OR LESS IN LENGTH FROM PIPING SUSPENDED BY INDIVIDUAL HANGERS 12 INCHES OR LESS IN LENGTH FROM THE TOP OF THE PIPE TO THE BOTTOM OF THE SUPPORT FOR THE HANGER. 6. DUCTS SUSPENDED BY HANGERS 12 INCHES OR LESS IN LENGTH FROM THE TOP OF DUCTS SUSPENDED BY HANGERS 12 INCHES OR LESS IN LENGTH FROM THE TOP OF THE DUCT TO THE BOTTOM OF THE SUPPORT FOR THE HANGER. SEISMIC RESTRAINT FOR DUCTWORK; PROVIDE REQUIRED BRACING MATERIAL. DUCTWORK SHALL BE SUPPORTED AND BRACED TO RESIST ALL DIRECTIONAL (TRANSVERSE, LONGITUDINAL AND VERTICAL) FORCES EQUAL TO 10 PERCENT OF THE WEIGHT OF THE DUCT SYSTEM. IDENTIFICATION ALL IDENTIFICATION LABELING IS TO COMPLY WITH ASME A13.1 ALL PIPING IS TO BE LABELED WITH INDICATIONS OF SERVICE AND DIRECTION OF FLOW. ALL DUCTWORK IS TO BE LABELED WITH INDICATIONS OF SERVICE, DIRECTION OF FLOW AND ASSOCIATED SYSTEM DESIGNATION. ALL EQUIPMENT IS TO HAVE PERMANENT LABELS INDICATING EQUIPMENT DESIGNATION. PIPING INSTALLATION SIZES AND APPROXIMATE LOCATION OF PIPING SYSTEMS ARE SHOWN ON THE DRAWINGS. CHECK CAREFULLY WITH THE ARCHITECTURAL DRAWINGS, DRAWINGS SHOWING WORK OF OTHER TRADES, AND EXISTING FIELD CONDITIONS TO MAKE SURE THAT THERE WILL BE NO CONFLICT BETWEEN THESE TRADES AND THE PIPING SYSTEMS. PIPES SHALL BE OFFSET AS REQUIRED TO CLEAR STRUCTURAL MEMBERS AND EXISTING FIELD CONDITIONS. PIPING TO BE INSTALLED WITH PROPER PITCH TO LOW POINTS. PROVIDE DRAIN VALVES AT ALL LOW POINTS AND AIR VENTS AT ALL HIGH POINTS OF THE PIPING SYSTEM. INSTALL PIPING TO ALLOW FOR PIPE EXPANSION. DUCT INSTALLATION SIZES AND APPROXIMATE LOCATION OF ALL DUCTS ARE SHOWN ON THE DRAWINGS. CHECK CAREFULLY WITH THE ARCHITECTURAL DRAWINGS, DRAWINGS SHOWING WORK OF OTHER TRADES, AND EXISTING FIELD CONDITIONS TO MAKE SURE THAT THERE WILL BE NO CONFLICT BETWEEN THESE TRADES AND THE DUCTS. DUCTS SHALL BE OFFSET AS REQUIRED TO CLEAR STRUCTURAL MEMBERS AND EXISTING FIELD CONDITIONS; IF NECESSARY, THE DIMENSIONS OF THE DUCT MAY BE ALTERED PROVIDED THE CROSS-SECTIONAL AREA IS IN NO CASE REDUCED. FIELD QUALITY CONTROL PERFORM THE FOLLOWING FIELD TESTS AND INSPECTIONS ACCORDING TO SMACNA'S "HVAC AIR DUCT LEAKAGE TEST MANUAL" AND PREPARE TEST REPORTS: DISASSEMBLE, REASSEMBLE AND SEAL SEGMENTS OF SYSTEMS TO ACCOMMODATE LEAKAGE TESTING AND FOR COMPLIANCE WITH TEST REQUIREMENTS. CONDUCT TESTS AT STATIC PRESSURES EQUAL TO MAXIMUM DESIGN PRESSURE OF SYSTEM OR SECTION BEING TESTED. IF PRESSURE CLASSES ARE NOT INDICATED, TEST ENTIRE SYSTEM AT MAXIMUM SYSTEM DESIGN PRESSURE. DO NOT PRESSURIZE SYSTEMS ABOVE MAXIMUM DESIGN OPERATING PRESSURE. GIVE SEVEN DAYS ADVANCE NOTICE FOR TESTING. MAXIMUM ALLOWABLE LEAKAGE: COMPLY WITH REQUIREMENTS FOR LEAKAGE CLASS 3 FOR ROUND AND FLAT-OVAL DUCTS, LEAKAGE CLASS 12 FOR RECTANGULAR DUCTS IN PRESSURE CLASSES LOWER THAN AND EQUAL TO 2-INCH WG (500 PA) (BOTH POSITIVE AND NEGATIVE PRESSURES), AND LEAKAGE CLASS 6 FOR PRESSURE CLASSES FROM 2- TO 10- WG (500 TO 2500 PA). REMAKE LEAKING JOINTS AND RETEST UNTIL LEAKAGE IS EQUAL TO OR LESS THAN MAXIMUM ALLOWABLE. MATERIALS DISSIMILAR METALS WHENEVER DISSIMILAR PIPING MATERIALS ARE CONNECTED THE TWO SHALL BE SEPARATED WITH AN 'INSULATION' CONNECTION (DIELECTRIC) FITTING. PIPING STEAM & CONDENSATE RETURN PIPING STANDARD WEIGHT, SCHEDULE 40, OPEN HEARTH STEEL, NATIONAL OR EQUAL. FITTINGS FOR STEEL PIPE SHALL BE AS FOLLOWS: GENERALLY, BUTT WELDING FITTINGS OVER TWO INCHES SHALL BE USED AND EITHER SOCKET-WELD OR SCREWED FOR TWO INCHES AND UNDER. WELDING FITTINGS SHALL BE STANDARD FORGED STEEL WITH CHAMFERED ENDS. ALL BRANCHES SHALL BE WELDED WITH EITHER WELDOLETE OR TEES.

AutoCAD SHX Text HOT WATER HEATING PIPING TYPE L COPPER TUBING WITH SWEAT FITTINGS WITH 95-5 SOLDER OR STANDARD WEIGHT, SCHEDULE 40, OPEN HEARTH STEEL, NATIONAL OR EQUAL. FITTINGS FOR STEEL PIPE SHALL BE AS FOLLOWS: GENERALLY, BUTT WELDING FITTINGS OVER TWO INCHES SHALL BE USED AND EITHER SOCKET-WELD OR SCREWED FOR TWO INCHES AND UNDER. WELDING FITTINGS SHALL BE STANDARD FORGED STEEL WITH CHAMFERED ENDS. ALL BRANCHES SHALL BE WELDED WITH EITHER WELDOLETE OR TEES, OR MATCH EXISTING MATERIALS. CHILLED WATER PIPING TYPE L COPPER TUBING WITH SWEAT FITTINGS WITH 95-5 SOLDER OR STANDARD WEIGHT, SCHEDULE 40, OPEN HEARTH STEEL, NATIONAL OR EQUAL. FITTINGS FOR STEEL PIPE SHALL BE AS FOLLOWS: GENERALLY, BUTT WELDING FITTINGS OVER TWO INCHES SHALL BE USED AND EITHER SOCKET-WELD OR SCREWED FOR TWO INCHES AND UNDER. WELDING FITTINGS SHALL BE STANDARD FORGED STEEL WITH CHAMFERED ENDS. ALL BRANCHES SHALL BE WELDED WITH EITHER WELDOLETE OR TEES, OR MATCH EXISTING MATERIALS. CONDENSER WATER PIPING TYPE L COPPER TUBING WITH SWEAT FITTINGS WITH 95-5 SOLDER OR PVC (EXCEPT IF LOCATED IN A SPACE USED AS AN AIR PLENUM) OR MATCH EXISTING MATERIALS. CONDENSATION DRAIN PIPING TYPE DWV COPPER TUBING WITH DWV SWEAT FITTINGS OR PVC (EXCEPT IF LOCATED IN A SPACE USED AS AN AIR PLENUM) REFRIGERANT PIPING TYPE ACR SERVICE COPPER TUBING MEETING ASTM B280: HARD DRAWN (ANY SIZE) OR SOFT DRAWN (1-5/8" ID OR SMALLER), OR AS PER MANUFACTURER'S RECOMMENDATIONS. NATURAL GAS PIPING ABOVE GROUND UP TO 2-INCH: ASTM A53 SCHEDULE 40 BLACK STEEL, TYPE E OR S, GRADE B, THREADED ENDS. FITTINGS SHALL BE ASTM B16.3 CLASS 150. BLACK MALLEABLE-IRON THREADED FITTINGS. ABOVE GROUND UP TO 2 1/2-INCH AND LARGER: ASTM A53 SCHEDULE 40 BLACK STEEL, TYPE E OR S, GRADE B, PLAIN END FOR WELDING. FITTINGS SHALL BE WROUGHT STEEL, BUTT WELDING FITTINGS PREPARATION: CUT PIPE AND TUBING ENDS SQUARE, REMOVE BURRS AND REAM TO ORIGINAL BORE. CLEAN JOINT SURFACES PRIOR TO ASSEMBLY. WIPE OFF EXCESS JOINING COMPOUNDS AND FLUX RESIDUE. SCREWED: USE AMERICAN STANDARD TAPER PIPE THREADS CUT SHARP AND TRUE AND SUITABLE FOR NORMAL ENGAGEMENT. SCREW THREADED ITEMS UP CLOSE TO SHOULDERS WITH NOT MORE THAN THREE INCOMPLETE THREADS EXPOSED. DO NOT USE LAMP WICK, CORD, WOOL OR OTHER "WICKING" MATERIALS. REPAIR LEAKS WITH NEW MATERIALS, DO NOT PEEN OR CAULK. "TEFLON" PIPE JOINT TAPE OR JOINT COMPOUNDS COMPOSED OF RED LEAD AND GRAPHITE GROUND IN LINSEED OIL WILL BE PERMITTED, APPLIED TO MALE THREADS ONLY. PIPE INSULATION THE FOLLOWING PIPING SYSTEMS ARE TO BE INSULATED: STEAM SUPPLY PIPING STEAM CONDENSATE RETURN PIPING WITHIN 10'-0” OF THE FLOOR OF THE FLOOR HEATING HOT WATER SUPPLY AND RETURN PIPING CHILLED WATER SUPPLY AND RETURN PIPING CONDENSATION DRAIN PIPING REFRIGERANT SUCTION LINE PIPING HOT WATER & STEAM HEATING AND CHILLED WATER PIPING INSULATION INSULATE WITH RIGID PREFORMED FIBERGLASS WITH AP-T PLUS JACKET, SCHULLER MICRO-LOK OR EQUAL. INSULATION THICKNESS SHALL BE 1" THICK FOR BELOW 1 ½” OR OR SMALLER PIPING, 1-1/2" THICK FOR 2" TO 3" PIPING AND 2" THICK FOR PIPING 4" AND LARGER. PROVIDE ZESTON COVERS ON ALL FITTINGS. CONDENSATE DRAIN PIPING INSULATION INSULATE WITH 1/2" THICK HEAVY DENSITY FIBERGLASS 25 ASJ WITH VAPOR BARRIER AND LAP ADHESIVE JACKET. INSULATION ON FITTINGS SHALL BE FIBERGLASS WITH PRE-MOLDED JACKET. REFRIGERANT PIPING INSULATION INSULATE SUCTION LINE AND LIQUID WITH ARMAFLEX INSULATION. MINIMUM INSULATION THICKNESS SHALL BE 1". VALVES AND SPECIALTIES BALANCING FITTINGS PROVIDE “B & G” CIRCUIT SETTER BALANCING FITTINGS ON ALL WATER SYSTEMS WHENEVER B & G” CIRCUIT SETTER BALANCING FITTINGS ON ALL WATER SYSTEMS WHENEVER CIRCUIT SETTER BALANCING FITTINGS ON ALL WATER SYSTEMS WHENEVER REQUIRED FOR BALANCING OF SYSTEMS. HOT AND CHILLED WATER VALVES BALL TYPE VALVES TO BE JAMESBURY, CLINCHER, OR APOLLO GATE TYPE VALVES TO BE MILWAUKEE #F-2885M (FLANGED) OS&Y TYPE VALVES TO BE IRON BODY, BRONZE MOUNTED OR (SCREWED), BRONZE, RISING STEM. CHECK VALVES TO BE CRANE/JENKINS VALVES. NATURAL GAS REGULATORS CAST IRON OR ALUMINUM BODY, ZINC PLATED STEEL SPRINGS, NITRILE RUBBER SEAT DISC, ALUMINUM ORIFICE, SINGLE PORT. COORDINATE REGULATOR INCOMING PRESSURE WITH NEW EQUIPMENT OPERATING PRESSURE. OUTLET GAS PRESSURE TO NEW EQUIPMENT SHALL BE WITHIN EQUIPMENT OPERATING RANGE. THERMOMETERS SHALL BE TRERICE UNIVERSAL ANGLE TYPE #L80732, SOLID LIQUID FILLED, 4 ½” DIAL DIAL SIZE. FURNISH WITH SEPARABLE SOCKET WITH 2" EXTENSION NECK. STEAM SPECIALTIES ALL STEAM TRAPS AND SPECIALTIES TO BE B & G OR SARCO. DUCTWORK SHEET METAL DUCTWORK ALL DUCTWORK SHALL BE CONSTRUCTED OF #1 QUALITY SHEETS OF GALVANIZED STEEL FREE OF CRACKS OR BLEMISHES. WHEN PITTSBURGING OR SNAP LOCKING A JOINT, THE GALVANIZED STEEL SHALL NOT BE CHIPPED OFF. ALL PARTS OF THE SHEET METAL DUCT SYSTEM SHALL BE OF THE GAGE, CONSTRUCTION, HANGING METHOD, AND INSTALLED IN STRICT ACCORDANCE WITH THE CURRENT EDITION OF THE SMACNA STANDARDS, INCLUDING DUCT LEAKAGE REQUIREMENTS. FLEXIBLE DUCTWORK FLEXIBLE DUCTS TO BE INSULATED TYPE; UL 181, CLASS 1, 2-PLY VINYL FILM SUPPORTED BY HELICALLY WOUND, SPRING-STEEL WIRE WITH FIBROUS-GLASS INSULATION AND POLYETHYLENE VAPOR BARRIER FILM. THE LENGTH OF FLEXIBLE DUCT IS NOT TO EXCEED 12'-0”. FLEXIBLE DUCT MAY ONLY BE USED ON THE SUPPLY AIR SIDE OF LOW . FLEXIBLE DUCT MAY ONLY BE USED ON THE SUPPLY AIR SIDE OF LOW PRESSURE DUCT SYSTEMS. MOISTURE LADEN AIR DUCTWORK DUCTWORK WHICH CONVEYS AIR WITH A HIGH MOISTURE CONTENT, SUCH AS SHOWER EXHAUST AIR, SHALL BE CONSTRUCTED OF ALUMINUM SHEET MATERIAL MEETING SMACNA STANDARDS. DUCT INSULATION SOUND (ACOUSTIC) INSULATION PROVIDE INTERNAL SOUND INSULATION IN ALL DUCTS WITHIN 10'-0” OF THE DISCHARGE OF THE DISCHARGE OF AN AIR HANDLING UNIT AND WHERE INDICATED ON THE DRAWINGS. THE DUCTWORK SHALL BE LINED WITH JOHNS MANVILLE PERMACOTE LINACOUSTIC. THICKNESS, UNLESS SPECIFIED OTHERWISE, SHALL BE 1". LINER SHALL BE APPLIED TO DUCT IN STRICT ACCORDANCE WITH MANUFACTURER'S INSTRUCTIONS AND SMACNA GUIDELINES, LATEST EDITION. WHERE SOUND INSULATION IS INDICATED, DUCTWORK SIZES DENOTED ARE THE INSIDE DIMENSIONS AFTER THE INSULATION HAS BEEN INSTALLED. THERMAL INSULATION COVER ALL CONCEALED UNLINED SUPPLY AIR AND OUTSIDE AIR DUCTWORK WITH FIBERGLASS DUCT WRAP HAVING A MIN. R-6, EQUAL TO JOHNS MANVILLE R-SERIES MICROLITE WITH F.R.G. VAPOR BARRIER. ALL SUPPLY DUCTS, LOCATED IN ATTIC SHALL BE INSULATED TO MINIMUM R-8. COVER ALL EXPOSED UNLINED SUPPLY AIR AND OUTSIDE AIR DUCTWORK WITH RIGID FIBERGLASS BOARD INSULATION HAVING MIN. R-6. PROVIDE ALL TAPE, MASTICS, SEALANTS, MOUNTING PINS, AND ETC. TO INSTALL INSULATION AS RECOMMENDED BY THE MANUFACTURER.

AutoCAD SHX Text GENERAL SCOPE THE GENERAL SCOPE OF THE HVAC WORK IS TO REMOVE EXISTING SYSTEMS, MODIFY THE EXISTING SYSTEMS, AND PROVIDE NEW SYSTEMS AS INDICATED ON THESE DOCUMENTS THE WORK TO BE DONE UNDER THIS DIVISION OF THE SPECIFICATIONS INCLUDE THE FURNISHING OF ALL EQUIPMENT, SUPPLIES, LABOR, SUPERVISION AND ALL MATERIALS NOT SPECIFICALLY MENTIONED BUT NECESSARY OR REQUIRED TO PROVIDE COMPLETE AND FULLY OPERATIONAL HVAC SYSTEMS. IT IS THE INTENTION OF THE SPECIFICATIONS AND DRAWINGS TO CALL FOR FINISHED WORK, TESTED AND READY FOR OPERATION. IT IS THE INTENT THAT ALL MECHANICAL WORK AND MATERIALS NECESSARY TO COMPLETE THE ENTIRE PROJECT IN ACCORDANCE WITH THE CONTRACT PLANS AND SPECIFICATIONS, WHETHER SPECIFICALLY MENTIONED HERE OR NOT, SHALL BE FURNISHED. ALL WORK AND MATERIALS NECESSARY TO FULFILL THIS INTENT SHALL BE SUPPLIED UNDER THE MECHANICAL SPECIFICATIONS WITHOUT ADDITIONAL COST TO THE OWNER. DEFINITIONS 'FURNISH' OR 'PROVIDE' - TO FURNISH, ERECT, INSTALL AND CONNECT UP COMPLETE AND - TO FURNISH, ERECT, INSTALL AND CONNECT UP COMPLETE AND READY FOR OPERATION PARTICULAR WORK REFERRED TO, UNLESS SPECIFICALLY INDICATED OR SPECIFIED OTHERWISE. 'WORK' - LABOR, MATERIALS, EQUIPMENT, APPARATUS, CONTROLS, ACCESSORIES AND ALL - LABOR, MATERIALS, EQUIPMENT, APPARATUS, CONTROLS, ACCESSORIES AND ALL OTHER ITEMS CUSTOMARILY FURNISHED AND/OR REQUIRED FOR PROPER AND COMPLETE INSTALLATION OF WORK. 'EXPOSED' - NOT INSTALLED UNDERGROUND OR 'CONCEALED' AS DEFINED ABOVE. - NOT INSTALLED UNDERGROUND OR 'CONCEALED' AS DEFINED ABOVE. 'INDICATE' OR 'SHOWN' - AS INDICATED OR SHOWN ON DRAWINGS OR SPECIFIED WITH - AS INDICATED OR SHOWN ON DRAWINGS OR SPECIFIED WITH SPECIFICATIONS. 'PIPING' - PIPE, FITTINGS, FLANGES, VALVES, CONTROLS, HANGERS, TRAPS, DRAINS, - PIPE, FITTINGS, FLANGES, VALVES, CONTROLS, HANGERS, TRAPS, DRAINS, INSULATION AND ITEMS CUSTOMARILY OR REQUIRED IN CONNECTION WITH OR RELATING TO SUCH PIPING. 'SUPPLY' - TO PURCHASE, PRODUCE, ACQUIRE AND DELIVER COMPLETE WITH ALL RELATED - TO PURCHASE, PRODUCE, ACQUIRE AND DELIVER COMPLETE WITH ALL RELATED ITEMS. 'INSTALL' - TO ERECT, MOUNT AND CONNECT UP COMPLETE WITH ALL RELATED - TO ERECT, MOUNT AND CONNECT UP COMPLETE WITH ALL RELATED ACCESSORIES. 'NOTED' - AS INDICATED ON DRAWINGS AND/OR SPECIFIED. - AS INDICATED ON DRAWINGS AND/OR SPECIFIED. CODES, RULES, PERMITS AND FEES THIS CONTRACTOR SHALL GIVE ALL NECESSARY NOTICES, OBTAIN ALL PERMITS AND PAY ALL STATE AND LOCAL TAXES, FEES AND OTHER COSTS IN CONNECTION WITH HIS WORK; FILE ALL NECESSARY PLANS, PREPARE ALL DOCUMENTS AND OBTAIN ALL NECESSARY APPROVALS OF ALL STATE AND LOCAL DEPARTMENTS HAVING JURISDICTION; OBTAIN ALL REQUIRED CERTIFICATES OF INSPECTION FOR HIS WORK AND DELIVERY OF SAME TO THE OWNER BEFORE REQUEST FOR ACCEPTANCE AND FINAL PAYMENT FOR THE WORK. THIS CONTRACTOR SHALL INCLUDE IN THE WORK, WITHOUT EXTRA COST TO THE OWNER, ANY LABOR, MATERIALS, SERVICES, APPARATUS, DRAWINGS (IN ADDITION TO CONTRACT DRAWINGS AND DOCUMENTS), IN ORDER TO COMPLY WITH ALL APPLICABLE LAWS, ORDINANCES, RULES AND REGULATIONS WHETHER OR NOT SHOWN ON THE DRAWINGS AND/OR SPECIFIED. THIS CONTRACTOR SHALL PERFORM AND FILE ALL TESTS IN ACCORDANCE WITH THE CURRENT REGULATIONS OF THE STATE AND LOCAL AUTHORITIES. HE SHALL FURNISH AND INSTALL SIGNS REQUIRED BY THE STATE AND LOCAL AUTHORITIES.