
Product Specifications
Wiring Diagram — GPH1542-48M41A*
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| PU |
| NOTE #3 |
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| BK |
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| 1 |
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| PU |
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| PU |
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| 2 | 3 |
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| BL |
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| C | 208 | 240 |
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| BL |
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| BK |
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| 2 |
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| TR |
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| 24V | BL |
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| RD | T2 | L2 |
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| 0 | |
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| YL |
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| RD |
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| 8 | |
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| C |
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| SEE NOTE 5 |
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| BL |
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| BL |
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| - | ||
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| BL |
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| BK | T1 | L1 |
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| 2 |
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| BK |
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| 4 |
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| 0 |
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| BL |
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| YL |
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| / |
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| RD |
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| PU |
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BK |
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| YL |
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| GR |
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| GND |
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| GR |
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| 60 | |||
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| DC |
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| C |
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| OR RD BL |
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| OR |
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| Y |
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| YL |
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| YL |
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PU BL |
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| RD |
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| LVJB |
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| O |
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| YL |
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| YL RD |
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| WH |
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| O | BK | BR |
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| LVDR | W2 | WH |
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| WH | WH |
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| T | ||
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| PU |
| Y1 | |||||
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| GR |
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| YL |
| Y | H |
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| R | RD |
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| BL |
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| E | |||
| YL |
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| PLF |
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| RD |
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| R | BK |
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| GR |
| G | R |
GR |
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| HVDR |
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| H C | F | 3 | 6 | 9 |
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| WH |
| W1 | M | |
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| DFT | RD |
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| OR |
| O | O | |
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| 2 | 5 | 8 |
| BR |
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| S | ||||
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| DF2 | DF1 |
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| BR |
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| RD | RCCF |
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| T | ||||||||
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| BL |
| C | |||||
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| YL | RD | 1 | 4 | 7 |
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| A | |||
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| RD |
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| ++ | T | |||
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| PU |
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| SA (IF USED) |
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| SEE NOTE 4 |
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| BR |
| RD |
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| BL | CONTROL | |
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| BK |
| YL |
| BOX |
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| PU | BK |
| YL | BL |
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| GR |
| RD RD |
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| YL |
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C | L | G N |
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| YL | S C R |
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1 | 2 | 3 | 4 | 5 |
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| CM |
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| DFT BKBK |
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| LPS | HPS |
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| EM |
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| COMP |
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| RVC |
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| BL |
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SEE NOTE 2 |
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| SOL |
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L1 |
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| L2 |
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| SUPPLY VOLTAGE |
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C |
| R | T2 | C |
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T1 |
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| C | COMP | C | DF1 | DF2 |
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| S | H RCCF |
| HVDR |
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| F | (HIGH VOLT) | |
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| S.A. | NOTE #4 |
| CM |
| IF USED |
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| NOTE #2 |
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N | EM |
| L |
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3 |
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1 | G | 2 |
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| NOTE #3 3 |
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| 2 | 1 |
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COMPONENT LEGEND
C | CONTACTOR |
CM | CONDENSER MOTOR |
COMP | COMPRESSOR |
DC | DEFROST CONTROL |
DFT | DEFROST THERMOSTAT |
EM | EVAPORATOR MOTOR |
GND | EQUIPMENT GROUND |
HPS | HIGH PRESSURE SWITCH |
HVDR | HIGH VOLTAGE DEFROST RELAY |
LPS | LOW PRESSURE SWITCH |
LVDR | LOW VOLTAGE DEFROST RELAY |
LVJB | LOW VOLTAGE JUNCTION BOX |
PLF | FEMALE PLUG / CONNECTOR |
RVC | REVERSING VAVLE COIL |
RCCF | RUN CAPACITOR FOR |
SA | COMPRESSOR AND FAN |
START ASSIST | |
SOL | HI STAGE SOLENOID |
TR | TRANSFORMER |
FACTORY WIRING LINE VOLTAGE LOW VOLTAGE OPTINAL HIGH VOLTAGE
FIELD WIRING HIGH VOLTAGE LOW VOLTAGE
WIRE CODE | |
BK | BLACK |
BL | BLUE |
BR | BROWN |
GR | GREEN |
OR | ORANGE |
PU | PURPLE |
RD | RED |
WH | WHITE |
YL | YELLOW |
R
R
4
5
6
PLF
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| TR |
DFT | 24V |
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| C | |
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| DFT | DC |
| Y | |
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W2 |
| RVC |
O |
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LVDR |
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O |
| 2 3 |
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| 1 EM C |
SEE NOTE #2
S0L
C |
| LPS |
| HPS | |
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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 EM"2" AND "3" TO "4" AND "5". IF BOTH LEADS ARE ENERGIZED, THE HIGHER SPEED SETTING IS USED.
3.FOR 208 VOLT TRANSFORMER OPERATION MOVE PURPLE WIRES FROM TERMINAL 3 TO TERMINAL 2 ON TRANSFORMER.
4.START ASSIST FACTOR EQUIPED WHEN REQUIRED
5.USE COPPER CONDUCTORS ONLY
++ USE N.E.C. CLASS 2 WIRE
SEE UNIT RATING PLATE FOR TYPE AND SIZE
OF OVER CURRENT PROTECTION
R W2 O W1 Y2 Y1 G C
THERMOSTAT
Wiring is subject to change. Always refer to the wiring diagram or the unit for the most
⚠Warning
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.
38 | www.goodmanmfg.com |