GSZH5 Service Manual
124
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.
NOTES:
1. RED WIRE TO BE ON TRANSFORMER
TERMINAL "3" FOR 230 VOLTS AND ON
TERMINAL "2" FOR 208 VOLTS.
2. CONFIRM SPEED TAP SELECT ED IS
APPROPRIATE FOR APPLICATION. I F SPEED
TAPS NEEDS TO BE CHA NGED, CONNECT
APPROPRIATE WIRE FROM MOTOR TO
"Y" FROM THERMOSTAT/CONDENSER (SEE TABLE-1).
3. ASTERISK (*) INDICATES THAT HEATING
ELEMENT, THERMAL LIMIT , RELAY AND
INTERCONNECTING WIRES AND JUMPERS
OF HEATER #2 A RE DELETED WITH SINGLE
ELEMENT UNITS.
4. COLOR CO
DES:
BK - BLACK
BL - BLUE
BR - BROWN
GR - GREEN
PU - PURPLE
RD - RED
WH - WHITE
YL - YELLOW
PK - PINK
5. WIRING CODE:
FACTO RY WIRING:
HIGH VOLTAGE
LOW VOLTAGE
FIELD WIRING:
HIGH VOLTAGE
6. COMPONENT CODE:
C - CONTACTOR
DISC - DISCONNECT SWITCH
EM - EVAPORATER MOTOR
F - FUSE
HTR - HEATER ELEM ENT
R - RELAY
SEQ - SEQUENCER
TL - THERMAL LIMIT
TR - TRANSFORMER
7. FOR UNITS USING 3KW AND 5KW HEAT ERS,
WHITE WIRE WILL BE CONNECTED TO
TERMINAL 4.
BTUh
PURPL E 18000
PINK 24000
RD
PK
PK
GR
PU
PU
WH
F
1 2 3
5 4
24V
1 2 3 4 5
C L G N
EM
TABLE-1
MOTOR CONNECTIONS
ONLY ONE WILL BE CONNECTED
(SEE NOTE 2)
UNUS ED WIRES MUST HAVE THEIR ENDS TAPED OR
CAPPED
WIRE CO LOR
0140A 00544-A
SEE NOTE # 3
240V
TR
HTR 1
HTR 2*
TL1
TL2*
DISC
FIELD CONNECTIONS
SEE NOTE 2
USE N.E.C CLASS 2 WIRE
SEE NOTE 1
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
BK
GR
RD
BK
BK
BK
BK
BK
RD
RD
RD
OPTIONAL
CONNECTION
SEE NOTE 7
L2
RD
L1
BK