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Gary MartinSep 3, 2025
What causes temperature sensor errors in a Dometic Refrigerator?
- RRyan SavageSep 3, 2025
Temperature sensor errors in your Dometic Refrigerator are caused by a defective temperature sensor.

What causes temperature sensor errors in a Dometic Refrigerator?
Temperature sensor errors in your Dometic Refrigerator are caused by a defective temperature sensor.
What causes low voltage in a Dometic CRX140 Refrigerator?
Low voltage in your Dometic Refrigerator is caused by the supply voltage being outside of the set range.
Why Dometic Refrigerator motor doesn't start?
The motor of your Dometic Refrigerator might not start because: * The rotor is jammed. * The pressure difference in the cooling system is too high (more than 5 bar).
What causes excessive fan current in a Dometic CRX140 Refrigerator?
Excessive fan current in a Dometic Refrigerator can be due to: * The fan load on the electronics unit exceeding 1 A. * Too many start attempts.
Why is the speed too low on my Dometic CRX140 Refrigerator?
If the speed is too low on your Dometic Refrigerator, it indicates that the cooling system is overloaded, and the motor cannot maintain the minimum speed of 1,850 rpm.
What does U ? U Term ON mean for Dometic CRX140 Refrigerator?
The 'U ? U Term ON' error for your Dometic Refrigerator indicates that the battery voltage is too low. Charge the battery.
Why Dometic Refrigerator compressor does not run often?
If the compressor in your Dometic Refrigerator does not run often, it could be because the battery capacity is exhausted. Charge the battery.
How to fix a loud humming noise in my Dometic CRX140?
Loud humming in your Dometic Refrigerator can be caused by: * A component of the refrigerant circuit touching the wall. Carefully bend the component away from the obstruction. * A foreign object stuck between the cooling unit and the wall. Remove the foreign object. * Fan noise. Replace the fan.
Why Dometic Refrigerator start attempt with U ?U Term OFF?
A start attempt with 'U ?U Term OFF' on your Dometic Refrigerator can occur because of: * Loose cables or poor contact (corrosion). Establish a connection. * Low battery capacity. Replace the battery. * A cable cross section that is too small. Replace the cable.
What does U = 0 V Term mean on my Dometic CRX140 Refrigerator?
The 'U = 0 V Term' error on your Dometic Refrigerator indicates: * An interruption in the battery – electronics connection. Establish a connection. * A faulty main switch (if installed). Replace the main switch. * A blown additional supply line fuse (if installed). Replace the supply line fuse.
| Type | Compressor refrigerator |
|---|---|
| Refrigerant | R600a |
| Foam Agent | Cyclopentane |
| Color | Silver |
| Net Weight | 30 kg |
| Gross Capacity | 140 L |
| Storage Volume | 140 liters |
| Refrigerator Capacity | 132 L |
| Power Supply | AC/DC |
| Rated Input Current (DC) | 4.0 A |
| Climate Class | T |
General safety warnings and hazard identification for safe operation.
Guidelines for safely operating the refrigerator and preventing hazards.
Specific safety precautions for installing the unit on boats.
Explains the meaning of red LED flash sequences for fault diagnosis.
Troubleshooting steps for when the compressor fails on battery power.
Troubleshooting steps for when the compressor fails on AC power.
Addresses issues related to insufficient cooling performance or rising temperatures.











