9
Troubleshooting
TROUBLESHOOTING
The unit is not turning on
• Check whether the unit has been turned on.
• Check the power supply (try a different power source/vehicle/socket).
• Check whether the plug and the socket have a good connection.
• Check whether the fuse has been burned out or blown.
Low refrigeration performance
• Too much product has been placed inside the unit.
• There is too much warm product inside the unit.
• The lid is unlatched or open.
• The lid seal is broken.
• Poor ventilation (allow 100mm of space around all vents).
• The ambient temperature is too high.
• The temperature setting is too high.
Can hear the sound of running water from inside the unit
• This is normal, due to the flow of refrigerant in the unit.
Unusual noise when refrigerator is working
• The refrigerator is not placed on a level surface.
If none of the above solves your issue please contact
Thunder at thunderauto.com.au or thunderauto.co.nz.
Yellow fault light flashing
ER 1 flash every 4 seconds - low voltage:
• Try on different power source (vehicle or 240V AC power). If changing
power source fixed issue, then possible issue with original power source.
• Ensure cabling between fridge and battery is at least 4mm, if the distance is
more than 2 metres then use at least 6mm cable.
ER 2 flashes every 4 seconds - fan issue:
• Fan is drawing too many amps (over 0.5 amps), replace fan.
ER 3 flashes every 4 seconds - compressor start issue:
• Unplug cable and allow unit to rest for 10 minutes.
• Try on different power source (vehicle or 240V AC power).
• Electronic box fault.
• Compressor fault.
ER 4 flashes every 4 seconds - low motor speed:
• Reduce products/items inside unit.
• Move so unit is in a lower ambient temperature, clean vents/ensure clear air
flow over compressor.
• Fan fault.
ER 5 flashes every 4 seconds - over temperature:
• Ambient temperature too high.
• Clean vents/ensure clear air flow over compressor.
• Fan fault.
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