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Commercial refrigerator Service Manual
Please read this manual completely before attempting
To install or operate this equipment!
TCGB-36, TCGB-48, TCGB-60, TCGB-72, TCGB-60-CO, TCGB-72-CO
TABLE OF CONTENTS
◇ MAIN COMPONENTS
1. Compressor
2. Overload protector
3. Starting capacitor, Run capacitor
4. Condenser fan motor, evaporator motor
5. Thermostat(Refrigeration controller)
6. ballast
◇ WIRING DIAGRAM
◇ TEMPERATURE CONTROL INSTRUCTION
◇ PART NAME
◇ TCGB**-*-(*), TCGB**-*-CO-(*) (SVC PART LIST)
◇ PART ORDER EXAMPLE
◇ MAIN COMPONENTS
1. Compressor
Manufacturer SAMSUNG. Tecumseh.
Designation HK6A1C2U CAJ4476Y
Electrical Rating 5.6 A 11.0 A
V, Hz, Phase 115 V, 60 Hz, 1 Ph
LRA 28.0 A 54 A
Refrigerant R-134a
2. Overload Protector
Manufacturer KLIXON KLIXON
Model or Designation 4TM801SFBZZ-53 CAR38014-3057
3. Starting Capacitor, Run Capacitor
Rating, uF, V 250 uF, 160v
Rating, uF, V 20 uF, 350 V
4. Condenser Fan Motor, Evaporator Fan Motor
Manufacturer Geenam Electric
Model SE-043
Rating V, Hz, Phase, A or W 115 V, 60 Hz, 1 Ph, 0.8 A, 9 W
5. Thermostat (Refrigeration Controller)
Manufacturer Q-MAX
Designation QGTN-24HJ
Electrical Rating, Minimum V, FLA, LRA Output: 250 V ac, 1 A
6. Ballast
Manufacturer SZ.TEYUAN
Model TBE-34CFW
Rating V, A 120 V TO 277V, 50/60Hz, 1.01 A
Manufacturer TOSPO
Model TP120-4132IS
Rating V, A 120 V, 60Hz, 1.0 A
◇ WIRING DIAGRAM
◇ TEMPERATURE CONTROL INSTRUCTION
The temperature control is located near the back left hand side underneath the bottom shelf.
1. The original setting for the control is Normal.
2. The working temperature is from 37℉ to 40℉.
3. To lower the temperature, turn the knob slightly to “Low”. To raise the temperature,
turn the knob to “High”.
4. In case of icing due to the hike of ambient temperature or humidity, turn the knob
slightly to “High”.