2
INDEX
Replacement Parts ............................................................................................................................................................. 3
ORDERING PARTS .............................................................................................................................................. 3
Safety Instructions ............................................................................................................................................................. 3
Unit location........................................................................................................................................................................ 4
ALL INSTALLATIONS:........................................................................................................................................... 4
GROUND LEVEL INSTALLATIONS ONLY:.................................................................................................................. 4
ROOFTOP INSTALLATIONS ONLY:........................................................................................................................... 4
ROOF CURB INSTALLATIONS ONLY:....................................................................................................................... 5
General Information ........................................................................................................................................................... 5
TRANSPORTATION DAMAGE................................................................................................................................... 6
Rigging Details ................................................................................................................................................................... 6
Gas piping ...........................................................................................................................................................................6
HIGH ALTITUDE DERATE (U.S. INSTALLATIONS ONLY) ............................................................................................... 6
PIPING ............................................................................................................................................................. 6
GAS PIPING CHECKS.......................................................................................................................................... 7
Propane Gas Installations.................................................................................................................................................. 7
TANKS AND PIPING............................................................................................................................................. 8
Electrical Wiring .................................................................................................................................................................8
THERMOSTAT LOCATION .......................................................................................................................................8
UNIT VOLTAGE ................................................................................................................................................... 9
HEAT ANTICIPATOR SETTING .................................................................................................................................. 9
Circulating Air and Filters................................................................................................................................................ 10
AIRFLOW CONVERSION ...................................................................................................................................... 10
DUCTWORK...................................................................................................................................................... 10
FILTERS.......................................................................................................................................................... 10
Venting ...............................................................................................................................................................................11
FLUE HOOD INSTALLATION ...................................................................................................................................11
Condensate Drain ..............................................................................................................................................................11
CONDENSATE DRAIN CONNECTION ........................................................................................................................11
Normal sequences of operation .......................................................................................................................................11
HEATING.......................................................................................................................................................... 11
COOLING .........................................................................................................................................................11
FAN ONLY ...................................................................................................................................................... 12
Startup, Adjustments, and Checks .................................................................................................................................. 12
HEATING STARTUP ............................................................................................................................................ 12
COOLING STARTUP ........................................................................................................................................... 15
Troubleshooting................................................................................................................................................................ 15
IGNITION CONTROL ERROR C ODES ...................................................................................................................... 15
ABNORMAL OPERATION - HEATING.................................................................................................................... 16
ABNORMAL OPERATION - COOLING ................................................................................................................... 16
Maintenance ..................................................................................................................................................................... 17
FILTER REPLACEMENT OR CLEANING.................................................................................................................... 17
CABINET FINISH MAINTENANCE ........................................................................................................................... 17
CLEAN OUTSIDE COIL (QUALIFIED SERVICER ONLY) ............................................................................................. 17
CONDENSER, EVAPORATOR, AND INDUCED DRAFT MOTORS ..................................................................................... 17
FLAME SENSOR (QUALIFIED SERVICER ONLY) ...................................................................................................... 17
FLUE PASSAGES (QUALIFIED SERVICER ONLY) ..................................................................................................... 17
CLEANING FLUE PASSAGES (QUALIFIED SERVICER ONLY) ...................................................................................... 17
MAIN BURNER FLAME (QUALIFIED SERVICER ONLY) .............................................................................................. 18
CLEANING BURNERS ......................................................................................................................................... 18
Accessories and Functional Parts ................................................................................................................................... 18
SHEET METAL ACCESSORIES .............................................................................................................................. 18
FUNCTIONAL PARTS .......................................................................................................................................... 18
GENERAL INFORMATION ..................................................................................................................................... 18
Ignition Control Diagnostic Indicator Chart .................................................................................................................... 19
Heating Timing Chart ....................................................................................................................................................... 19
Cooling Timing Chart ....................................................................................................................................................... 19
APPENDIX ......................................................................................................................................................................... 20
Wiring Diagrams.......................................................................................................................................................... 21-36
Minimum Clearances ....................................................................................................................................................... 37
Recommended Filter Sizes ............................................................................................................................................. 37