User manual

2
INDEX
REPLACEMENT PARTS ....................................................................................................................................................... 4
ORDERING PARTS .............................................................................................................................................. 4
SAFETY INSTRUCTIONS ..................................................................................................................................................... 4
UNIT LOCATION .................................................................................................................................................................. 5
ALL INSTALLATIONS: ............................................................................................................................................ 5
G
ROUND LEVEL INSTALLATIONS ONLY: .................................................................................................................... 5
R
OOFTOP INSTALLATIONS ONLY: ............................................................................................................................ 5
R
OOF CURB INSTALLATIONS ONLY: ........................................................................................................................ 6
GENERAL INFORMATION .................................................................................................................................................... 6
TRANSPORTATION DAMAGE ................................................................................................................................... 6
RIGGING DETAILS ............................................................................................................................................................... 7
GAS PIPING......................................................................................................................................................................... 7
HIGH ALTITUDE DERATE (U.S. INSTALLATIONS ONLY) ............................................................................................... 7
P
IPING ............................................................................................................................................................. 7
G
AS PIPING CHECKS.......................................................................................................................................... 8
PROPANE GAS INSTALLATIONS ........................................................................................................................................ 8
TANKS AND PIPING ............................................................................................................................................. 8
ELECTRICAL WIRING .......................................................................................................................................................... 9
THERMOSTAT LOCATION ....................................................................................................................................... 9
S
INGLE STAGE THERMOSTAT ................................................................................................................................9
U
NIT VOLTAGE ................................................................................................................................................. 10
H
EAT A NTICIPATOR SETTING ................................................................................................................................10
CIRCULATING AIR AND FILTERS ..................................................................................................................................... 10
AIRFLOW CONVERSION ...................................................................................................................................... 10
D
UCTWORK ...................................................................................................................................................... 10
F
ILTERS ...........................................................................................................................................................11
VENTING ............................................................................................................................................................................. 11
INSTALLATION - FLUE HOOD EXHAUST ...................................................................................................................11
I
NSTALLATION - COMBUSTION AIR INTAKE HOOD .......................................................................................................11
CONDENSATE DRAIN ......................................................................................................................................................... 11
CONDENSATE DRAIN CONNECTION ........................................................................................................................11
NORMAL SEQUENCES OF OPERATION ........................................................................................................................... 12
HEATING ......................................................................................................................................................... 12
C
OOLING ........................................................................................................................................................ 12
F
AN ONLY ...................................................................................................................................................... 12
STARTUP, ADJUSTMENTS, AND CHECKS ....................................................................................................................... 12
HEATING STARTUP ............................................................................................................................................ 12
C
OOLING STARTUP ........................................................................................................................................... 15
TROUBLESHOOTING ........................................................................................................................................................ 15
IGNITION CONTROL ERROR CODES ...................................................................................................................... 15
F
AULT RECALL ................................................................................................................................................. 15
A
BNORMAL OPERATION - HEATING ....................................................................................................................... 16
I
NTERNAL CONTROL FAILURE ............................................................................................................................ 16
EXTERNAL LOCKOUT ....................................................................................................................................... 16
PRESSURE SWITCH STUCK OPEN ..................................................................................................................... 16
PRESSURE SWITCH STUCK CLOSED .................................................................................................................. 16
OPEN THERMAL PROTECTION DEVICE ............................................................................................................... 16
PRIMARY LIMIT .............................................................................................................................................. 16
AUXILIARY/SECONDARY LIMIT .......................................................................................................................... 16
ROLLOUT LIMIT ............................................................................................................................................. 16
FLAME DETECTED WITH GAS VALVE CLOSED ..................................................................................................... 16
LOW FLAME SIGNAL ....................................................................................................................................... 16
A
BNORMAL OPERATION - COOLING ...................................................................................................................... 17
S
HORT CYCLE COMPRESSOR DELAY ................................................................................................................ 17
HIGH PRESSURE SWITCH/LOSS OF CHARGE SWITCH ........................................................................................... 17