2
INDEX
TO THE INSTALLER .............................................................................................................................................. 4
I
MPORTANT NOTE TO THE HOMEOWNER REGARDING PRODUCT WARRANTY ..................................................................... 4
SHIPPING INSPECTION ...................................................................................................................................................... 4
REPLACEMENT PARTS ....................................................................................................................................................... 4
ORDERING PARTS .............................................................................................................................................. 4
SAFETY INSTRUCTIONS ..................................................................................................................................................... 4
CODES AND REGULATIONS ............................................................................................................................................... 5
EPA REGULATIONS ............................................................................................................................................ 5
N
ATIONAL CODES ............................................................................................................................................... 5
MAJOR COMPONENTS ....................................................................................................................................................... 5
PRE-INSTALLATION CHECKS ............................................................................................................................................. 5
CLEARANCES AND ACCESSIBILITY........................................................................................................................... 5
U
NIT LOCATION ................................................................................................................................................... 5
G
ROUND LEVEL PRE-INSTALLATION DETAILS............................................................................................................ 5
R
OOF TOP PRE-INSTALLATION DETAILS .................................................................................................................. 6
R
OOF CURB INSTALLATIONS ONLY ......................................................................................................................... 6
R
IGGING DETAILS ............................................................................................................................................... 6
CIRCULATING AIR AND FILTERS ....................................................................................................................................... 7
AIR FLOW CONVERSION ....................................................................................................................................... 7
D
UCT WORK ....................................................................................................................................................... 7
F
ILTERS ............................................................................................................................................................ 7
PIPING ................................................................................................................................................................................. 8
CONDENSATE DRAIN ........................................................................................................................................... 8
WIRING ................................................................................................................................................................................ 8
HIGH VOLTAGE WIRING........................................................................................................................................ 8
L
OW VOLTAGE WIRING ........................................................................................................................................ 8
I
NTERNAL WIRING ............................................................................................................................................... 8
STARTUP, ADJUSTMENTS, AND CHECKS ......................................................................................................................... 9
COOLING START-UP PROCEDURES ........................................................................................................................ 9
H
EAT PUMP START-UP PROCEDURE ...................................................................................................................... 9
F
INAL SYSTEM CHECKS ...................................................................................................................................... 9
COMPONENTS .................................................................................................................................................................... 9
CONTACTOR ....................................................................................................................................................... 9
C
RANKCASE HEATER .......................................................................................................................................... 9
C
ONDENSER MOTOR ........................................................................................................................................... 9
C
OMPRESSOR ................................................................................................................................................. 10
C
ONTACTOR RELAY ........................................................................................................................................... 10
D
EFROST CONTROL .......................................................................................................................................... 10
O
UTDOOR THERMOSTAT ..................................................................................................................................... 10
R
EVERSING VALVE COIL ................................................................................................................................... 10
I
NDOOR BLOWER MOTOR ................................................................................................................................... 10
HEAT PUMP OPERATION .................................................................................................................................................. 10
COOLING CYCLE .............................................................................................................................................. 10
H
EATING CYCLE ............................................................................................................................................... 10
D
EFROST CONTROL ...........................................................................................................................................11
A
IR FLOW MEASUREMENT AND ADJUSTMENT .......................................................................................................... 12
A
IR FLOW ADJUSTMENTS FOR INDOOR BLOWER MOTOR .......................................................................................... 12
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