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920-075-09
Table of Contents
Installation Recommendations
.................................................................................................................................................... 3
General Specifications
Model Number Identification Guide
................................................................................................................................................. 4
VERT-I-PAK Chassis Specifications
............................................................................................................................................... 4
Electrical Data
...............................................................................................................................................................................4-5
Installation
Utility Closet Dimensions
................................................................................................................................................................. 6
Wall Plenum & Architectural Louver Installation
............................................................................................................................. 7
Drain Pan Installation
....................................................................................................................................................................... 8
Condensate Disposal Sysatem
....................................................................................................................................................... 8
Indoor Return Air Grille Installation
................................................................................................................................................. 8
Chassis Installation
.......................................................................................................................................................................... 9
Remote Thermostat Operation
Remote Thermostat
....................................................................................................................................................................... 10
Thermostat Connections
............................................................................................................................................................... 10
Desk Control Terminals
................................................................................................................................................................. 10
Auxiliary Fan control
...................................................................................................................................................................... 10
Electrical and Thermostat Wiring Diagrams
..................................................................................................................................11
Chassis Operation
Fresh Air Door
................................................................................................................................................................................ 12
Low Ambient Protection
................................................................................................................................................................. 12
Room Freeze Protection
................................................................................................................................................................ 12
Emergency Heat Override
............................................................................................................................................................. 12
Emergency Heat Operation
........................................................................................................................................................... 12
Service
Servicing/Chassis Quick Changeouts
........................................................................................................................................... 13
Routine Maintenance
..................................................................................................................................................................... 13
Error Codes
.................................................................................................................................................................................... 14
Factory Dipswitch Configuration
.................................................................................................................................................... 14
Accessories
.................................................................................................................................................................................... 15
Warranty
....................................................................................................................................................................................... 16
Please read this manual thoroughly prior to equipment installation or operation. It is the installer’s responsibility to properly apply
and install the equipment. Installation must be in conformance with the NFPA 70-2002 National Electric Code or current edition
and Universal Mechanical Code current edition and applicable local or national codes.
Proper installation is not difficult, but it is essential.
