GSZH5 Service Manual
161
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.
USE N.E.C. CLASS 2 WIRE
NOTES:
1) TO INDOOR UNIT LOW VOLTAGE TERMINAL BLOCK & INDOOR THERMO STAT.
2) CRANKCASE HEATER FACTORY INSTALLED OPTION.
3) USE COPPER CO NDUC TORS ONLY
4) 40VA MI NIMUM TRANSFORMER IS REQUIRED
5) COMMON SIDE OF TRANSFORMER MUST BE GROUNDED
0140R00186 - C
OR
YL
BL
RD
O
Y
C
R
SEE NOTE # 1
YL/PK ---------- YELLOW W/PINK
HASH MARKS
COMPONENT CODE
C --------------- CONTACTOR
CH ------------- CR ANKC ASE HE ATER
CM ------------ OUTDOO R FAN MOTOR
COMP -------- COMPR ESSOR
DC ------------ - DEFROST CONTROL
DFT ----------- DEFROST THERMOSTAT
FC ------------- FAN CA PA CITOR
HVDR -------- HIGH VOLTAG E DEFROST RELAY
IO -------------- IN TERNAL OVERLO AD
LPS ------------ LO W PRESSURE SW IT CH
LVDR --------- LO W VOLTAG E DEFROST RELA Y
LVJB ---------- LOW VOLTAGE JUNCTION BOX
RVC ----------- REVERSING VA LVE CO IL
CMR ----------- CONDENSER MOTOR RELAY
HPS ------ ----- HI GH PR ESSURE SWITCH
CHS ----------- CRANKC ASE HEATER SWITCH
CONTROLS SH OWN WITH THER MOSTAT IN 'OFF' PO SITION.
W IRIN G C ODE
FA CTO
RY W
IRI NG
HIGH VOLTAGE
LOW VOLTAGE
OPTIONAL HIGH VOLTAGE
FIELD WI RI NG
HIGH VOLTAGE
LOW VOLTAGE
LVJB
CONTROL BOX
BK
BR
PU
BK
DFT
YL/PK
LPS
EQUIPMENT
GROUND
DFT
W
O-RV
DC
RVC
BK
BK
CH
BK
WH
W2
YL
BK
RD
BK
BK
YL
C
T1
L1
T2
L2
T3
L3PU
PU
RD
FC
PU
BR
PU
3
1
CMR
BL
BL
BK
BL/P K
BL/PK
HPS
RD
BK
BK
CMR
C OL OR C ODE
BK --------------- BLAC K
BL --------------- BLUE
BR --------------- BROWN
OR --------------- ORANGE
PK ---------------- PINK
PU --------------- PURPLE
RD ------- -------- RED
WH -------------- WHITE
YL --------------- YELLOW
BL/PK ---------- BLUE W/PINK
HASH MARKS
L1 L2 L3
DC
RD
BK
BK
BL
RD
PU
OR
BL/PK
WH
T1
C
FC
T3
C
L1
L3
L2
C
T2
CH
Y
PS1PS2 CN T
DFTR-DFT
C-RV
DF1DF2
O
LPS
HPS
W2 YO
C
CMR
RVC
R
C
OUTD OOR POWER SUPPLY
SEE RATING PLATE
2
1 3
COMP
L1 L2 L3
CM
COMP
S
C
R
CM
YL
YL/PK
YL/PK
OR
WH
RD
BL
BK
BL
BL
R
DF1
DF2
0
0-RV
C-RV
W
LVDR
HVDR
CCR
CNT
0
DFT
R-DF T
R-PS1
Y
Y
C
R
C
C
PS2
RD
RD
RD
RD
SEE NOTE 2
SEE NOTE 4 & 5
(IF USED)
NOTE 2
SEE NOTE 3
SEE NOTE 3
INDOOR POWER SUPPLY