What to do if my Thermo King Refrigerator is not cooling?
If your Thermo King Refrigerator isn't cooling even when the box temperature exceeds the setpoint, first check the voltage on Pin 6 C-9. If the issue persists, consider replacing the Cab Control Box.
What to do if the Unit Operation LED is off on my Thermo King Refrigerator?
If the Unit Operation LED is OFF while your Thermo King Refrigerator is cooling, first check the voltage on Pin 7 C-9. If the LED remains off, replace the Cab Control Box.
General| Model | V-300 MAX TC-10 |
|---|---|
| Cooling Capacity | 2700 W |
| Temperature Range | -20°C to +30°C |
| Power Source | Diesel |
| Refrigerant | R-404A |
| Voltage | 12/24V DC |
| Power Supply | DC |
| Type | Vehicle-powered refrigeration unit |
Emphasizes wearing safety gear, awareness of moving parts, and general caution.
Details safe handling of refrigerants/oil and first aid for exposure.
Covers high voltage risks, precautions, and low voltage hazards.
Provides overall specs, R-134a/R-404A systems, and electrical component details.
Lists fuses, fan motor ratings, and solenoid coil specifications.
Overviews unit models and key assemblies like condenser, evaporator, compressor.
Explains control circuits, in-cab box, oil separator, and refrigerant system.
Lists unit features and details protection switches like HPCO and LPCO.
Explains keys, LEDs, and display indicators on the control box.
Guides on displaying temperatures, setting setpoints, and defrost mode.
Covers inspection, starting, loading, and post-load tasks for unit operation.
Outlines scheduled checks for electrical, refrigeration, and structural systems.
Covers troubleshooting and repair of control boxes and electrical components.
Details refrigerant charging, checking, and cleaning procedures.
Focuses on unit inspection, coil cleaning, and mounting bolt checks.
Covers clutch testing, removal, installation, and related parts.
Identifies common mechanical issues, causes, and remedies for over-road and electric standby systems.
A table correlating refrigeration symptoms with possible causes.
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