Dometic COOLMATIC CRX80

Questions and Answers

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Sandra JonesAug 19, 2025
What to do if Dometic Refrigerator has poor cooling and high temperature?
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  Matthew HornAug 19, 2025
  If your Dometic Refrigerator isn't cooling well and the inside is getting warmer, this could be due to several reasons. The compressor might be running too long or constantly. Check if the refrigerator has sufficient ventilation by moving it to another location if needed. Also, a dirty condenser can cause this issue, so try cleaning it. Lastly, a faulty fan can contribute to poor cooling, and it may need replacement.
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Scott ForbesAug 21, 2025
How to fix unusual noises in Dometic Refrigerator?
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  Ricky HoweAug 21, 2025
  If your Dometic Refrigerator is making unusual noises, a component of the refrigerant circuit might be touching the wall, so bend the component carefully away from the obstruction. Alternatively, there might be a foreign object stuck between the cooling unit and the wall, so remove the foreign object.
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Kenneth JacksonAug 23, 2025
Why Dometic COOLMATIC CRX80 Refrigerator compressor doesn't run with voltage present?
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  kristina21Aug 23, 2025
  If your Dometic Refrigerator has voltage but the compressor isn't running, it could be due to a high ambient temperature or insufficient ventilation. Try moving the refrigerator to a location with better ventilation. A dirty condenser could also be the cause, so ensure you clean it.
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Robert Hall IIAug 26, 2025
How to fix no voltage in Dometic Refrigerator?
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  Christopher YoungAug 26, 2025
  If your Dometic Refrigerator has no voltage, it could be due to an interruption in the connection supply line, so you should establish a connection. If installed, the main switch might be faulty and needs replacement. Additionally, check if an additional supply line fuse has blown and replace it if necessary.
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Jody GriffinAug 27, 2025
What to do if Dometic COOLMATIC CRX80 Refrigerator start attempt with U ?U Term ON?
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  Ross PorterAug 27, 2025
  If your Dometic Refrigerator is having start attempt issues with U ?U Term ON, it might be due to a high ambient temperature. Insufficient ventilation could also be a factor, so consider moving the refrigerator to another location. Additionally, a dirty condenser can cause this issue, so clean the condenser.
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Joshua BradleyAug 30, 2025
What to do if Dometic COOLMATIC CRX80 Refrigerator start attempt with U ?U Term OFF?
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  Anna CamachoAug 30, 2025
  If your Dometic Refrigerator is having start attempt issues with U ?U Term OFF, check for loose cables or poor contact (corrosion) and establish a connection. The battery capacity might be too low, consider replacing the battery. Also, the cable cross section might be too small, you can replace the cable.
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lonnie91Sep 1, 2025
How to troubleshoot 'U = 0 V Term' error on Dometic Refrigerator?
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  Julie TuckerSep 1, 2025
  If your Dometic Refrigerator shows 'U = 0 V Term', there might be an interruption in the battery to electronics connection, so you should establish a connection. If installed, the main switch could be faulty and needs replacement. Also, check if an additional supply line fuse has blown and replace it if necessary.
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Eric HallSep 3, 2025
What does 'U ? U Term ON' mean on Dometic Refrigerator?
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  Corey WilsonSep 3, 2025
  If your Dometic Refrigerator displays 'U ? U Term ON', it indicates that the battery voltage is too low. You should charge the battery.
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Dennis LongSep 5, 2025
Why Dometic Refrigerator compressor does not run often?
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  Dawn Garcia MDSep 5, 2025
  If the compressor in your Dometic Refrigerator doesn't run often, the battery capacity might be exhausted. Try charging the battery.
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Dean SheltonSep 7, 2025
What to do if electric circuit in Dometic COOLMATIC CRX80 compressor is interrupted?
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  Jason MurphySep 8, 2025
  If the electric circuit between the pins in the compressor of your Dometic Refrigerator is interrupted, the compressor may be defective and needs replacement.

Summary

Explanation of Symbols

Safety Instructions

General Safety

Covers DANGER and WARNING statements for general safety aspects.

Scope of Delivery

Accessories

Intended Use

Technical Description

Control Elements Inside the Fridge

Identifies internal components of the refrigerator models.

Control Elements

Details the control panel elements and their functions.

Installing and Connecting the Refrigerator

Installation Safety and Notes

Safety instructions for installation on boats and general installation notes.

Installation Procedures

Steps for mounting the outlet port and installing the refrigerator unit.

Changing the Door Hinge

Instructions for changing the refrigerator door opening direction.

Connecting to DC Voltage

Instructions for connecting the refrigerator to a DC power supply.

Connecting to AC Voltage

Guidance on connecting the refrigerator to an AC power supply.

Using the Refrigerator

Energy Saving Tips

Provides tips for efficient refrigerator operation and energy saving.

Switching on the Refrigerator

Instructions on how to turn the refrigerator on using the power button.

Setting the Temperature

Guides on adjusting temperature levels and understanding cooling performance factors.

Special Operating Modes

Instructions for fast cooling and winter mode on specific models.

Food Storage and Defrosting

Guidance on proper food storage and safe defrosting procedures.

Locking and Long-Term Storage

Using the lock mechanism and steps for switching off and storing the unit.

Cleaning and Maintenance

Fuse Replacement

Procedure for replacing a faulty fuse in the AC socket.

Warranty

Disposal

Troubleshooting

Technical Data

Dometic COOLMATIC CRX80 Specifications

General

Weight	20 kg
Power Consumption	45 W
Voltage	12/24 V DC
Refrigerant	R134a
GWP	1430
Refrigerant Amount	42 g
Energy Class EU	A+
LED Light	Yes
Total Capacity	78 liters
Freezer Capacity	7.5 l
CO2 Equivalent	0.06 tons
Climate Class	T