GPH16M Service Manual

WIRING DIAGRAMS
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
HIGH VOLTAGE! DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
BR
RD
W
Y
PU PURPLE
CONTROL
H
YL
OR
C
RD
0-RV
YL
6
OR ORANGE
S
R-PS1
TB1
4
L
Y
BL
O
36
O
BL
3
H
1
N
RD
WH
C
LOW VOLTAGE
RD
O
C
BK
BK
OPTIONAL
HIGH VOLTAGE
L2
CM
2
RCCF
G
R
T1
G
L2
R
BL
YL
DC
PU
5
3
L
YL
WH
TB1
R
C
E
THERMOSTAT
FIELD WIRING
BL
RD
RD
OR
Y1
HPS
5
GR
FIELD WIRING
SEE
NOTE 7
G
YL/PK YELLOW WITH PINK STRIP
BR BROWN
SEE NOTE 2
BL/PK BLUE WITH PINK STRIP
R
BK
C
YL
YL
GND
C
CONTACTOR
COMPRESSOR CONTACTOR RELAY
CRANKCASE HEATER
CRANKCASE HEATER SWITCH
CONDENSER MOTOR
COMPRESSOR
DEFROST CONTROL
DEFROST THERMOSTAT
ECONOMIZER
EVAPORATOR MOTOR
EQUIPMENT GROUND
HIGH PRESSURE SWITCH
HIGH VOLTAGE DEFROST RELAY
LOW PRESSURE SWITCH
LOW VOLTAGE DEFROST RELAY
LOW VOLTAGE JUNCTION BOX
FEMALE PLUG / CONNECTOR
REVERSING VALVE COIL
RUN CAPACITOR FOR
COMPRESSOR AND FAN
TERMINAL BLOCK (24V SIGNAL)
TRANSFORMER
G
COMPONENT LEGEND
BL/PK
YL
1
RD
BK
BL
GR
1
O
F
1
R
4
LPS
WH
Y
RD
YL
BL
PS2
RVC
7
T
PK PINK
COMP
BR
SEE UNIT RATING PLATE FOR TYPE AND SIZE
BL
BK
D2
T
A
T2
BK
YL
BL
HIGH VOLTAGE
GR
5
YL
3
TB1
RCCF
RD
C
CCR
CH
CHS
CM
COMP
DC
DFT
ECON
EM
GND
HPS
HVDR
LPS
LVDR
LVJB
PLF
RVC
RCCF
TB1
TR
C-RV
W
L1
C
BL
1
LOW VOLTAGE
BK
F
BL
G
PU
TB1
T1
L1
GR
CM
W
LVDR
G
GR
O
C
208
R
PK
WH
W
CHS
4
BK BLACK
8
TR
WITH ECONOMIZER OPTION
1
5
DF1
2
BL BLUE
FA
CTORY WIRING
BK
O-RV
W
2
0
8
-
2
4
0
WH WHITE
PU
RD
R
CH
LVJB
OR
YL YELLOW
C
PU
PU
YL
6
0
C
R-DFT
OR
Y
BK
PU
4
PU
STAT
RD
T1
3
PK
PU
EM
5
9
OR
CH
DFT
0
W1
SEE
NOTE 6
P
L
F
1
RD RED
4
DFT
BR
BK
BK
CNT
Y1
TR
0
H
R
O
GR
Y1
C
2
2
C
3
BR
SUPPLY VOLTAGE
WH
O
RD
Y1
BL
SEE
NOTE 7
BOX
GR
GR GREEN
R
D
PU
GR
GR
240
C
/
T3
24V
OR
BL
CCR
WH
C
6
STAT
W
WH
PLF2
WH
C
EM
WH
W
Y2
SEE NOTE 5
REPLACE
JUMPER WITH
SMOKE/FIRE
DETECTOR
5
RD
O
T2
L
P
S
PLF 1
R
BK
2 STAGE COOLING
C
2
R-PS1
S
N
HPS
BL
LINE VOLTAGE
1
2
C
YL
Y2
NOTES:
1. REPLACEMENT WIRE MUST BE SAME SIZE AND
TYPE INSULATION AS ORIGINAL (AT LEAST
105C) USE COPPER CONDUCTOR ONLY.
2. TO CHANGE EVAPORATOR MOTOR SPEED MOVE
WHITE AND YELLOW LEADS FROM "3" AND "4" TO
"4" AND "5". IF BOTH LEADS ARE ENERGIZED, THE
HIGHER SPEED SETTING IS USED.
3. FOR 208 VOLT TRANSFORMER OPERATION MOVE
BLACK WIRE FROM TERMINAL 3 TO TERMINAL 2
ON TRANSFORMER.
4. USE COPPER CONDUCTORS ONLY
++ USE N.E.C. CLASS 2 WIRE
5. ECONOMIZER PLUG LOCATED IN THE RETURN
AIR COMPARTMENT. REMOVE MALE PLUG AND
ATTACH FEMALE PLUG TO ECONOMIZER
ACCESSORY.
6. CRANKCASE HEATER AND CRANKCASE HEATER
SWITCH FACTORY EQUIPPED WHEN REQUIRED.
7. DOUBLE POLE CONTACTOR SHOWN. SINGLE POLE
CONTACTOR COULD BE FACTORY EQUIPPED AS AN
ALTERNATE CONFIGURATION.
BL
/
O
PLF 2
YL/PK
COMP
3
C
N
O ECONOMIZER
24V
SEE
NOTE 6
YL/PK
WH
C-RV
R
R
2
0 8
-
2 4 0 /
1
/
6
0
0 1
4
0 L
0 2
9
0
7 -
B
DC
OR
1
B
K
RD
R-DFT
BL
RD
B
K
R
G
BK
Y2
HVDR
W2
6
HVDR
C
R
D
C
N
T
STAT
OF OVER CURRENT PROTECTION
208-240V
208-240/1/60
PS2
PU
DF1
T
WIRE CODE
BL
DF2
SEE NOTE 4
BL/PK
EM
1
4
C
S
E
E
N
O
T E
3
P
L
F
1
G
YL
2
G
BR
Y
BR
M
TB1
C
H
S
T2
R
C
OR
DFT
Y1
5
RVC
WH
DFT
BK
RD
R
D
PU
WH
W
NOTE 5
NOTE 6
9
7
8
RD
87
9
R
O
GCY1W1
W2
Y2
S2
S1
R
O
GCY1W1
THERMOSTAT
W2
S2
S1
S2
S1
RD
RD
BR
PK
Y2
Y2
Y2
Y2
EQUIPMENT GROUND
FIELD GROUND
FIELD SPLICE
SWITCH (TEMP)
IGNITER
SWITCH (PRESS.)
OVERCURRENT
PROT. DEVICE
JUNCTION
TERMINAL
INTERNAL TO
INTEGRATED CONTROL
PLUG CONNECTION
++
++
++
OPTIONAL
LOW VOLTAGE
SEE NOTE 2
APH1660M41
61