GSZH5 Service Manual
126
WIRING DIAGRAMS
HIGH VOLTAGE!
D
ISCONNECT ALL POWER BEFORE SERVICING
OR INSTALLING THIS UNIT.
M
ULTIPLE
POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY
CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
BTUh NOMINALCFM
PURPLE 18 000600
PINK 24 000800
YELLOW30000 95 0
RD
PK
PK
GR
PU
PU
YL
WH
F
123
54
24V
12 34 5
CL GN
EM
YL
TABLE-1
WIRE COLOR
0140A005 42-A
240V
TR
HTR1
HTR2*
TL1
TL2*
DISC
SEENOTE1
C
L1
L2
T1
T2
BL
BR
WH
BK
RD
BK
BL
WH
WH
RD
RD
BL
RD
BK
BR
BK
BK
BK
BK
RD
RD
RD
RD
GR/YL
BL
BL
BL
NOTES:
1. REDWIRETOBEON TRANSFORMER
TERMINAL "3"FOR 230 VOLTS ANDON
TERMINAL "2"FOR 208VOLTS.
2. CONFIRMSPEED TAPSELECTEDIS
APPROPRIATE FOR APPLICATION. IF SPEED
TAPS NEEDSTOBECHANGED,CONNECT
APPROPRIATE WIRE FROMMOTOR TO
"Y"FROM THERMOSTAT/CONDENSER(SEE TABLE-1).
3. ASTERISK (*)INDICATES THATHEATING
ELEMENT, THERMAL LIMIT, RELAYAND
INTERCONNECTINGWIRES ANDJUMPERS
OF HEATER #2 AREDELETED WITH SINGLE
ELEMENTUNITS.
4. COLORCODES:
BK -BLACK
BL -BLUE
BR -BROWN
GR -GREEN
PU -PURPLE
RD -RED
WH -WHITE
YL -YELLOW
5. WIRING CODE:
FACTORYWIRING:
HIGH VOLTAGE
LOW VOLTAGE
FIELDWIRING:
HIGH VOLTAGE
6. COMPONENTCODE:
C-CONTACTOR
DISC -DISCONNECTSWITCH
EM -EVAPORATERMOTOR
F-FUSE
HTR-HEATER ELEMENT
R-RELAY
SEQ-SEQUENCER
TL -THERMAL LIMIT
TR -TRANSFORMER
BK
GR
RD
BK
BK
BK
BK
BK
RD
RD
RD
SEENOTE#3
MOTORCONNECTION
ONLY ONEWILLBECONNECTED
(SEE NOTE 2)
OPTIONAL
CONNECTION
UNUSED WIRESMUSTHAVETHEIR ENDS TAPEDOR
CAPPED
FIELDCONNECTIONS
SEE NOTE 2
USEN.E.C CLASS2WIRE
L2
RD
L1
BK