3
Table of Contents
Safety .............................................................................................................................................. 7
Unit Orientation ............................................................................................................................ 12
Model Number Nomenclature ...................................................................................................... 13
Base Model Feature Description ................................................................................................... 14
Supply Fan Module Feature Description ...................................................................................... 15
Cooling/Preheat Module Feature Description .............................................................................. 18
Heating Coil Module Description ................................................................................................. 21
Blank Module Feature Description ............................................................................................... 23
Filter Module Feature Description ................................................................................................ 24
Mixing Box/Economizer Module Feature Description ................................................................. 25
Discharge Module Feature Description ........................................................................................ 27
Control Panel Module Feature Description .................................................................................. 29
Exhaust Fan Module Feature Description ..................................................................................... 30
Energy Recovery Module Feature Description ............................................................................. 33
Return Fan Module Feature Description ....................................................................................... 35
General Description ...................................................................................................................... 37
Receiving ................................................................................................................................... 37
Storage ....................................................................................................................................... 38
Installation..................................................................................................................................... 38
Location/Clearances .................................................................................................................. 38
Rigging ...................................................................................................................................... 39
Module Location ....................................................................................................................... 39
Module Assembly ..................................................................................................................... 40
Module Disassembly ................................................................................................................. 44
Spring Isolator Adjustment ....................................................................................................... 44
Blower Wheels .......................................................................................................................... 45
Air Adjustment .......................................................................................................................... 45
Condensate Drains ..................................................................................................................... 46
Draw-Through P-Trap Example ............................................................................................ 48
Blow-Through P-Trap Example ............................................................................................ 52
Base Drains ............................................................................................................................... 54
External Control Panel .............................................................................................................. 54
Electrical .................................................................................................................................... 55
Foam Insulated Panel Cutting ................................................................................................ 55
Dampers and Actuators ............................................................................................................. 56
Duct System .............................................................................................................................. 57
Piping ........................................................................................................................................ 57
Operation....................................................................................................................................... 58
Startup Checklist ....................................................................................................................... 58
Procedures ................................................................................................................................. 59
Commissioning .......................................................................................................................... 59
Air Balancing ............................................................................................................................ 59
Water Balancing ........................................................................................................................ 60
Controls ..................................................................................................................................... 60
Maintenance .................................................................................................................................. 60
