Thetford T1000E series
Official technical documentation and workshop diagnostics for T1000E series.
Technical Specifications
Master Troubleshooting & Diagnostics Matrix
| Error Code / Indicator | Symptom / Meaning | Possible Cause | Step-by-Step DIY Fix | Suggested Actions |
|---|---|---|---|---|
N/A | Fridge isn't cooling and the compressor won't start at all | Battery voltage too low | Recharge battery | DIY Safe |
N/A | Fridge isn't cooling and the compressor won't start at all | Start delay of 1 minute | Wait 1 minute | DIY Safe |
N/A | Fridge isn't cooling and the compressor won't start at all | It's overheating due to a high ambient temperature. | Switch the fridge off for an hour, ventilate the vehicle, and turn off night mode. | DIY Safe |
N/A | Fridge isn't cooling and the compressor won't start at all | Vehicle fuse has blown | Check the fuse rating and replace it with a 15A fuse. | DIY Safe |
N/A | Frozen food compartment is not cold enough | — | Select a higher cooling level | DIY Safe |
N/A | The refrigerator isn't cooling - the compressor starts but immediately switches off again. | It's overheating due to a high ambient temperature. | Switch the fridge off for an hour, ventilate the vehicle, and turn off night mode. | DIY Safe |
N/A | Refrigerator is overcooling | Temperature setting too high | Choose a lower temperature setting | DIY Safe |
N/A | The refrigerator isn't cooling even though the compressor runs continuously. | Internal system fault | Contact an authorised service centre | Professional Intervention Required |
N/A | Refrigerator has insufficient cooling | It's overheating due to a high ambient temperature. | Turn the fridge off for an hour and ventilate the vehicle. | DIY Safe |
N/A | Refrigerator has insufficient cooling | The ventilation openings are fully or partly blocked | Clean or remove blockage | DIY Safe |
N/A | Refrigerator has insufficient cooling | Door is not properly closed or door seal damaged | Make sure the door is properly closed and that the door seal is in good condition. | DIY Safe |
N/A | Refrigerator has insufficient cooling | Ice has built up on the evaporator to more than 3mm thick | Defrost the evaporator and check the door seal's condition - if the problem persists after that, get in touch with a service centre. | DIY Check / Tech Fallback |
N/A | Fridge is noisier than usual | High ambient temperature above 30°C, warm products placed inside the refrigerator, the refrigerator being switched on again after a long time off, or a low temperature setting being selected | Turn on night mode, or simply wait until the refrigerator reaches its selected temperature setting. | DIY Safe |
N/A | The interior light isn't working correctly | — | Contact an authorised service centre | Professional Intervention Required |
Frequently Asked Questions
Q: How to improve the cooling performance of my motorhome fridge?
While you are enjoying your holiday, keeping your food and beverages safe and chilled is a must. Here is some advice on how to optimise the cooling performance of your motorhome refrigerator
Q: Which thermostat setting is the coldest?
We advise to set the refrigerator on cooling level 3, with an ambient temperature between 15°C and 25°C. A higher temperature needs a higher cooling level, a lower temperature a lower level.
Q: Can I buy shelf clips or bins for my refrigerator?
Yes. Original Thetford spare parts are available through your dealer or Thetford Service Centre.
Q: Where can I find what kind of model my refrigerator is?
In the refrigerator. Behind the vegetable drawer or on the side wall there is a data plate with all the model information.
Q: How do I move/refit the shelves?
Flip the storage shelf's plastic clamp upward and lift that side slightly, then slide the shelf to wherever you want it. Fit the unclamped side into the fridge wall first, then slot the clamped side into its matching groove, and flip the clamp back down to lock the shelf in place again.
Q: How can I change my refrigerator from Electric to Automatic?
Sorry, this is not possible with these fridges
Q: What is the T1090 and T1090E(X) Power consumption?
the T1090 refrigerator has an average Ampere Usage of 28.3 Ah/24h
Q: What can I do when I have ice on the fins in my refrigerator?
First make sure that the door is closed properly. Then make sure the products are cooled before putting them in the refrigerator, limit door open when using. If this does not solve your issue, please contact your dealer or Thetford Service Centre. Tips to prevent icing up.
Q: My refrigerator smells, how can I clean it?
It is important to clean the refrigerator regularly for optimal performance. First remove the shelves, door bins, slide-out box and the drawer. Then clean those parts and the inside of the refrigerator with a soft cloth and a mild household cleaner. Also use a wet, soft cloth for the outside of the refrigerator.
Q: Can I replace my refrigerator?
Yes, in most instances you can replace your motorhome fridge. Locate your current model and find a suitable replacement with our fridge replacement chart . For further information on replacing your refrigerator, please contact your dealer or Thetford Service Centre.
Q: Why doesn’t my refrigerator always work when I use solar panels?
The 12 Volt supply could be too high due to the usage of solar panels. Your refrigerator has a built-in safety measurement for this, we advise you to check this with your dealer or Thetford Service Centre. Please check the warning code and contact you dealer or Thetford Service Centre.
Q: The Power-LED of my fridge is flashing?
Is your refrigerator defective? The power LED flashes red and the display flashes too? Don’t panic, the cause can be quickly identified. In the case of refrigerators with an LCD display, a wrench is shown on the right, followed by the error code, in the example this is error code “10”. The meaning of the codes can be found here.
3: Error in gas operation > Go to a specialist workshop
4: Indicates a defective 12V heating element > Go to a specialist workshop
6: 12V power supply is out of tolerance (11.4V-15.5V) > Establish a sufficient, resilient power supply. If necessary, visit a specialist workshop
7: D-plus signal is missing > Check whether the vehicle engine is running. If necessary, visit a specialist workshop
8: Indicates a defective 230V heating element > Go to a specialist workshop
10: 230V power supply is outside the tolerance (190V-260V) > Establish a sufficient, resilient power supply. If necessary, visit a specialist workshop
11: No usable energy can be found > Check whether the desired type of energy is available
13: The temperature sensor is defective > Exchange temperature sensor.
Note: If the temperature sensor is defective, the refrigerator shows a fault, but continues to run in an emergency mode
Notes: Work on live parts should always be carried out by a specialist workshop. If one type of energy cannot be used due to a fault, select an alternative type of energy
Q: Which is the best fridge for situations where I require a high performing fridge on only 12V?
In this case, a 12V refrigerator is the best solution.
Q: Which fridge is best suited for off grid conditions?
An absorption fridge is the best solution, because it runs on gas, 230V and 12V.
Q: I see an A in my display but I can not select it, what am I doing wrong?
The A is a preparation for an optional automatic refrigerator, you can’t select it.
Q: Why doesn’t my refrigerator work on 12V when the car engine is not running?
On the 12 Volt mode the refrigerator needs a constantly supply of 12 Volt. That 12 Volt is coming from the car alternator when it’s running.
Q: Why isn’t my refrigerator working in the automatic mode?
You may not have an automatic refrigerator, contact your dealer or Thetford Service Centre to see if this is the case.
Q: What do the blinking blue led and number mean on my refrigerator?
This warning code indicates that something is wrong with your refrigerator. Contact your dealer or Thetford Service Centre for further information.
Q: What does the warning code mean on my refrigerator (automatic version) ?
It is possible that the incoming voltage is too low, which prevents the refrigerator from performing optimally. Please check if the incoming voltage is not too low on the 230V connection of the refrigerator. If this does not solve your issue, please contact your dealer or Thetford Service Centre.
Q: What does it mean when the leds are blinking (electric version)?
The blinking leds indicates a warning code. This indicates something is not okay with your refrigerator, with attached description you are able to recognize the warning code. For further information, please contact your dealer or Thetford Service Center.
Q: My fridge shows fault #18.
When a fridge is first switched on the entire display will light up. This should only last for a few seconds.
Q: Why isn’t my refrigerator cooling?
Please check if you switched on the refrigerator according to the instructions. Check if the vehicle stands level or if there is an available energy source to start the refrigerator with. If none of this is the case, please contact your dealer or Thetford Service Centre.
Q: Why isn’t the door closing properly?
It may be that the door of your refrigerator needs to be adjusted. Contact your dealer or Thetford Service Centre to check this.
Q: Why doesn’t my refrigerator work when I push the on/off button?
You may have pressed the button too shortly, we advise you to hold the button for at least 2 seconds. If this does not solve your issue, please contact your dealer or Thetford Service Centre.