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WARNING

Follow EHS Policies!

Failure to follow instructions below could result in 
death or serious injury.

All Trane personnel must follow the company’s 
Environmental, Health and Safety (EHS) policies 
when performing work such as hot work, electrical, 
fall protection, lockout/tagout, refrigerant handling, 
etc. Where local regulations are more stringent than 
these policies, those regulations supersede these 
policies. 

Non-Trane personnel should always follow local 
regulations.

WARNING

Hazardous Service Procedures!

The maintenance and troubleshooting procedures 
recommended in this manual could result in exposure 
to electrical, mechanical or other potential safety 
hazards. Always refer to the safety warnings provided 
throughout this manual concerning these procedures. 
Unless specified otherwise, disconnect all electrical 
power including remote disconnect and discharge all 
energy storing devices such as capacitors before 
servicing. Follow proper lockout/tagout procedures to 
ensure the power can not be inadvertently energized. 
When necessary to work with live electrical 
components, have a qualified licensed electrician or 
other individual who has been trained in handling live 
electrical components perform these tasks. Failure to 
follow all of the recommended safety warnings 
provided, could result in death or serious injury.

WARNING

Hazardous Voltage!

Disconnect all electric power, including remote 
disconnects before servicing. Follow proper lockout/ 
tagout procedures to ensure the power can not be 
inadvertently energized. Failure to disconnect power 
before servicing could result in death or serious injury.

WARNING

Live Electrical Components!

During installation, testing, servicing and 
troubleshooting of this product, it may be necessary to 
work with live electrical components. Have a qualified 
licensed electrician or other individual who has been 
properly trained in handling live electrical components 
perform these tasks. Failure to follow all electrical 
safety precautions when exposed to live electrical 
components could result in death or serious injury.

WARNING

Improper Unit Lift!

Test lift unit approximately 24 inches to verify proper 
center of gravity lift point. To avoid dropping of unit, 
reposition lifting point if unit is not level. Failure to 
properly lift unit could result in unit dropping and 
possibly crushing operator/technician which could 
result in death or serious injury and possible equipment 
or property-only damage.

WARNING

Rotating Components!

During installation, testing, servicing and 
troubleshooting of this product it may be necessary to 
work with live and exposed rotating components. Have 
a qualified or licensed service individual who has been 
properly trained in handling exposed rotating 
components, perform these tasks. Failure to follow all 
safety precautions could result in rotating components 
cutting and slashing technician which could result in 
death or serious injury.

WARNING

Rotating Components!

The following procedure involves working with rotating 
components. Disconnect all electric power, including 
remote disconnects before servicing. Follow proper 
lockout/ tagout procedures to ensure the power can not 
be inadvertently energized. Secure drive sheaves to 
ensure rotor cannot freewheel. Failure to secure drive 
sheaves or disconnect power before servicing could 
result in rotating components cutting and slashing 
technician which could result in death or serious injury.

Introduction

CHS-SVN011C-EN

Copyright

This document and the information in it are the property of 
Trane, and may not be used or reproduced in whole or in 
part without written permission. Trane reserves the right 
to revise this publication at any time, and to make changes 
to its content without obligation to notify any person of 
such revision or change.

Trademarks

All trademarks referenced in this document are the 
trademarks of their respective owners. 

Revision History

Included Applications Considerations, General 
information and Overall Instructions on proper 
Operation Procedures.

Summary of Contents for PCC-1L-3210-4-7.5

Page 1: ...tarting up and servicing of heating ventilating and air conditioning equipment can be hazardous and requires specific knowledge and training Improperly installed adjusted or altered equipment by an un...

Page 2: ...equipment that is used in these service procedures In addition some states or municipalities may have additional requirements that must also be adhered to for responsible management of refrigerants Kn...

Page 3: ...ents perform these tasks Failure to follow all electrical safety precautions when exposed to live electrical components could result in death or serious injury WARNING Improper Unit Lift Test lift uni...

Page 4: ...Introduction 4 CHS SVN011C EN Included new design sequence low temp air handler specifications applicationsconsideration installation and operations procedures Updated for Trane Technologies...

Page 5: ...ultiple AHU Applications 7 General Information 8 Airside Data 8 Electrical Data 8 Waterside Data 8 Features 9 Modes of Operation 10 F0 Units 10 F1 Units 12 Installation and Startup Guidelines 14 Three...

Page 6: ...description for modes of operation The purpose of this document is to aid in the start up and installation of the equipment troubleshoot guidelines and maintenance steps Please contact Trane Rental Se...

Page 7: ...can only be achieved by restricting the airflow Please contact Trane Rental Services for suggestions on accomplishing this task F1 model AHUs do have the capability to modulate air since they are equ...

Page 8: ...pe Connection Type Female Pipe Thread F0 Units Garden Hose F1 Units NOTICE Water Damage Connecting all drains to a common line with only one trap could result in condensate retention and possible wate...

Page 9: ...isy Chain Capable Table 2 Dimensions and Weights F0 F1 Length 9 ft 6 in 8 ft 6 in Width w o Long Throw Adapter 4 ft 4 in 5 ft 5 in Width w Long Throw Adapter 6 ft 0 in n a Height 7 ft 2 in 7 ft 3 in S...

Page 10: ...licensed service individual who has been properly trained in handling exposed rotating components perform these tasks Failure to follow all safety precautions could result in rotating components cutt...

Page 11: ...t termination fan delay thermostat settings are to be programmed per the need of each cooling coil a Unit is in defrost when Power and Defrost lights are on b Upon initiation of the defrost cycle powe...

Page 12: ...20V signal through the communications cable initiating a cooling cycle Then for 50 minutes adjustable but factory set at 50 the FOLLOW unit runs at full cooling capacity After the 50 minute cooling cy...

Page 13: ...inside the control cabinet In AH mode turn the defrost timer to the lowest time value setting The fan mode is either VFD or BYPASS soft start depending on the fan selection switch position on the cont...

Page 14: ...hand use your other hand to remove the top two nuts Use both hands to remove the guard or adapter For systems with a defrost timer clock F0 units check the timer to see that it is set for the correct...

Page 15: ...ch and cam control the open position of the valve The actuator can be rotated without power by pressing down on the override shaft connected to the actuator s gear box and rotating the shaft by hand A...

Page 16: ...Three Way Valve Operation 16 CHS SVN011C EN F1 Units Bypass Valve Positions Spring closed position Bypass cycle Spring closed position Bypass cycle...

Page 17: ...erential in the unit by adjusting the differential value and hence its Highest Set Point HSP for the application Shown below is a schematic which illustrates how to use the adjustment knob and differe...

Page 18: ...Thermostat 18 CHS SVN011C EN To better understand the thermostat sequence of operation see schematic shown below Thermostat Sequence of operation schematic...

Page 19: ...re sensor or sensor wiring Output functions according to the selected sensor failure mode SF See Troubleshooting Procedure Cycle power to reset the control EE Program failure Output is off Reset contr...

Page 20: ...lows the coil to clear of all frost before returning to the cooling cycle If this does not occur the timer settings may need to be adjusted For changing the settings see the section below on TIMERS Th...

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Page 24: ...are committed to using environmentally conscious print practices Trane by Trane Technologies NYSE TT a global climate innovator creates comfortable energy efficient indoor environments for commercial...

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