GSZH5 Service Manual

110
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.
N
O
M
A
R
K
I
ND
IC
A
TE
S
N
O
H
E
A
T
K
I
T
I
N
S
T
A
L
L
E
D
AFTER INSTALLING OPTIONAL HEAT KIT, MARK AN "X" IN THE PROVIDED ABOVE.
MARK ACCORDING TO NUMBER OF HEATER ELEMENT ROWS INSTALLED
BK
BK
BL
IF REPLACEMENT OF THE ORIGINAL W IRES SUPPLIED WITH THIS ASSEMBLY IS NECESSARY, USE 105°C. W IRE. SIZE TO CONFORM TO THE NATIONA L ELECTRIC CODE.
FIELD CONNECTION
* SEE N OTE 7
LOW VOLTAGE
DS 1
COPPER
(SEE RATING PLATE)
POW ER SUPPLY
CONTROLS SHOWN WITH UTILITIES IN "ON" POSITION AND THERMOSTAT IN "O FF" POSITION .
P N. B1 36 82 70 RE V. A
J1
BOX
TH
ERMO STATS
W2
HEAT ER
W
C R
J3
J2
BR
R
BL
Y/Y2
24 VAC
Y 1
R
PU
HUM ID IS TAT
HU M
R Y 1 G
Y
G
USE COPPER W IRE
EQUIPMENT GROUND
R
BL
W
BR
W1
THERMOSTAT
Y CO N
CONDE NSER
COM W 2O E D
W1
OUTD OOR
HEAT PUM P
W/W 2
R
W
BL
OTC O
T1 CO T2
OE\W 1
BR
BL
Y
BL
Y
YCO N
TO
CONDENSER
C
PL2
3
12
BR
BK
PL1
PUW
BL
BR
R
Y
G
Y1C
W2 R
TO
Y/Y2
G
1
R
23
BK
L1 L2
BK
BK
HTR1
TL
HTR2
R
9
8
7
R
W
BL
PU
TL
BK
5
6
3
4
BK
R
1
2
W
BK
L2L1
BK
R
R
R
BK
R
HTR1
TL
0140A00000P
EM
2
24 VOLT
O
SEE NOTE 2
C OLO
R COD
E
PRO GRAM JU MPER
7. SEE COMPOSITE WIRING DIAGRAMS IN INSTALLATION INSTRUCTIONS FOR PROPER LOW VOLTAGE
CONNECTIONS AND DETAILS ON COMPATIBLE THERMOSTATS AND THEIR CONN ECTIONS.
3. FOR OUTDOOR THERMOSTAT OPERATION OF SECOND STAGE HEAT, CUT PJ2 & ADD OT18-60 TO OTC & OT2.
2. FOR TWO STAGE ELECTRIC HEAT APPLICATIONS CUT PJ4. (USE ONLY ON 15 & 20 KW MODELS).
4. FOR SINGLE STAGE COOLING APPLICATION S CONNECT THERMOSTAT TO Y/Y2 ONLY,
TAPE OR REMOVE Y1 CONN ECTION. C ONNECT CONDENSING UNIT TO YCON & C.
6. RED WIRES TO BE ON TRANSFORMER TERMINAL 3 FOR 240 VOLT S AND ON TERMINAL 2 FOR 208 VOLTS.
1. FOR HE AT PUM P APP LICATION S REMOVE ORANG E JUMPER WI RE BET W EE N O & Y 1.
EVAPORATOR MOTOR
5. W HEN H UMIDSTAT IS PROV IDED CUT PJ6. THER MOSTAT OPENS ON HUMIDITY RIS E.
N
OTES:
EM
BK
R
G
PJ2,PJ4,PJ6
SEE NOTE 3
BLAC KBK
PL
EM
Y
R
BL
PL UG
R ED
YELLOW
BL UE
W
W HITE
BL
456789
W
R
R
BL
COM
3
BL
5
TR
240
2
208
1
24V
4
R
4567
89
SEE NOTE 5
HUM R
PJ6
2
OT
1
OT
PJ2
W2
OT
C
5
PL2
TR
4
PL2
2
1
PL1
2
FACTORY WIRING
W
IR
I
NG CO
DE
FIELD WIRIN G
HIGH VOLTAGE
LOW VO LTAGE
HIGH VOLTAGE
LOW VO LTAGE
TERMINAL BOARD
VARIABLE SPEED TRANSFORMERVSTB TR
COMP
ONENT COD
E
PU PURPLE
PIN K
ORANGE
BROWNBR
PK
0
GR E ENG
SEE NOTE 1
NOTE DIODE
ON VSTB
*SEE NOTE 7
W1
W1
6
W2
W
E
PJ4
5
DIODE
IN4005
Y1
Y
Y2
YCO N
PL2
208/240 VOLTS
3
TO LOW VOLTAGE
TERMINAL BOARD
G
C
NOTE 4
SEE
4
PL2
1 PL2
1
PL1
L1
BK
6
8
9
7
2
R
PU
4
5
3
BK
R
1
BK
L2 L1
L2
R
Y
M1
M2
BK
R
Y
R
R1
M4
R
BK
M3
HTR3
TL
HTR2
HTR1
TL
TL
PU
M2
R2
Y
M1
BL
W
BR
BL
R
BK
R
BK
TL
HTR1
BK
HTR4
HTR3
HTR2
BK
R
9
7
8
L2
L1
L1
L2
2
5
6
3
4
1
R
M1
Y
BK
M2
BL
W
6
BL
R
BK
Y
8
9
7
M6
M5
M3
R1
M4
R
PU
M7
R2
M8
BL
TL
TL
TL
Y
BL
R
BK
R
BL
BR
4
5
3
2
BK
1
OT2
HUM
W1
OT1
W2
PJ2
PJ6
PJ4
SEE NOTE 8
8. DISCARD ORIGINAL "PL1 " PLUG CONNECTOR WHEN INSTALLING OPTIONAL H EAT KIT.
R EL AY
THERMAL LIMIT
R
HEAT ELEMENT
HTR
TL
ONE (1) ELEMENT ROWS
TWO (2) ELEMENT ROWS
THREE (3) ELEMENT ROWS FOUR (4) EL EMENT ROWS
O
W2
BR
O
O
BR
R
R
O
O
FL FUSE LINK
FL
M1
M2
FL
FL
M1
M2
M3
M4
FL
FL
FL
FL
FL
FL
FL
AEPF