Table of Contents
.................................... 1
.................................... 1
General Instructions ....................................................................................................................
Warnings .....................................................................................................................................
Your Safety and the Safety of Others...........................................................................................
General Information
.................................... 1
Installation Recommendations
.................................................................................................................................... 4
General Specifications
Model Number Identification Guide ...............................................................................................
Electrical Data.................................................................................................................
Chassis Specifications ..................................................................................................................
................................... 2
Electrical Requirements................................................................................................................................................... 3
Electrical Rating Tables.................................................................................................................................................... 3
.................................. 2
................................................. 2
Installation
Utility Closet Dimensions................................................................................................................................................. 5
Wall Plenum & Architectural Louver Installation .............................................................................................................. 6
Drain Pan Installation .................................................................................................................................................... 10
Condensate Disposal System ....................................................................................................................................... 13
Indoor Return Air Grille Installation................................................................................................................................ 13
Ductwork ....................................................................................................................................................................... 13
Chassis Installation ....................................................................................................................................................... 14
Chassis Final Connection
Final Installation checklist.............................................................................................................................................. 17
.............................................. 17
........................................ 17
...................................... 17
..................................... 17
Chassis Operation
Fresh Air Door .................................................................................................................
Low Ambient Compressor Lock Out ......................................................................................
Room Freeze Protection .........................................................................................................
Emergency Heat Operation.......................................................................................................
Service
Servicing/Chassis Quick Changeouts ........................................................................................................................... 18
Routine Maintenance ............................................................................................................
Electronic Control Error Code Diagnostics and Test Mode .......................................................................................... 18
........................................ 18
Error Codes .................................................................................................................................................................. 19
Remote Thermostat Operation
Remote Thermostat....................................................................................................................................................... 15
Thermostat Connections .......................................................................................................
...................................... 15
Desk Control Terminals ...........................................................................................................
........................................ 15
Auxiliary Fan Control ..........................................................................................................
Electrical and Friedrich Thermostat Wiring Diagrams ..................................................................................................
........................................... 15
16
Accessories....................................................................................................................................................................
............................................... 21
Warranty
........................................................................................................................
20