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Thetford N3000 Series Troubleshooting Manual

Thetford N3000 Series Troubleshooting Manual

Service mode led
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1. To enter service mode, push 3
buttons simultaneously until
binary code is visible
2. Then calculate or read in the
table which error you see.
!!! Note : When supply voltage
12 VDC (low current voltage) is
not available, no error code will
be given. When 12 VDC is
available the green power LED
will be on. If battery pack is
empty you can see a red light !!!
Service mode LED
N3000 - series
Readout Code
Error Code
- LED Display
No Error
Code
1
2
3
4
5
6
7
8
9
10
11
12
13

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Questions and answers

Mrs susan Bocking
April 14, 2025

The Error code I am getting is spanner 1 when on gas and the only way to clear it is by taking out the fuse from the main fuse box then putting it back in

1 comments:
Mr. Anderson
April 15, 2025

Error code spanner 1 on the Thetford N3000 Series when operating on gas corresponds to error code 3, which indicates a gas lockout because the flame fails to ignite within 30 seconds.

This answer is automatically generated

Susan Bocking
February 26, 2025

My fridge freezer comes up with error code but not sure which one but the only way to clear this is take out the fuse and put it back in

1 comments:
Mr. Anderson
February 26, 2025

The provided context does not explicitly mention specific error codes for the Thetford N3000 Series fridge freezer. However, it does describe troubleshooting steps for issues like inadequate performance on gas or AC power problems.

For gas-related performance issues without an error code, cleaning or replacing the burner may resolve the problem. For AC power issues, checking the thermistor placement, verifying AC input voltage, and inspecting the heater impedance are suggested steps. If necessary, replacing the AC heater or the power board assembly may be required.

If further details on specific error codes are needed, referring to the full manual or contacting Thetford support is recommended.

This answer is automatically generated

Andrew john Hudson
May 5, 2025

hi i am getting error code 11 intermittenly at random when fridge is on gas

Eric Agyei
February 18, 2025

My fridge is displaying a fault code number 1

1 comments:
Mr. Anderson
May 14, 2025

Fault code number 1 for the Thetford N3000 Series fridge indicates an install error or product modification. It may be caused by incorrect installation, product modification, or use of unauthorized service. If this occurs, disconnect the 12VDC supply and reconnect it. If the problem persists, contact your supplier or a Thetford service center.

This answer is automatically generated

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Summary of Contents for Thetford N3000 Series

  • Page 1 N3000 - series Readout Code Error Code - LED Display Service mode LED No Error Code 1. To enter service mode, push 3 buttons simultaneously until binary code is visible 2. Then calculate or read in the table which error you see. !!! Note : When supply voltage 12 VDC (low current voltage) is not available, no error code will...
  • Page 2 N3000 - series Service mode LCD The error code will appear in the display over here. !!! Note : When supply voltage 12 VDC (low current voltage) is not available, no error code will be given. When 12 VDC is available the green power LED will be on !!!
  • Page 3 N3000 - series Error code 1: Senses flame when gas should be off Turn the refrigerator off and on, Problem solved problem solved? Install error code 1 modification Disconnect the 12VDC supply kit. For Tab connector item: and connect it again. Is the 690449, for Mate-N-lok connector problem solved? item:690799...
  • Page 4 N3000 - series Error code 2: Burner control module returns incorrect feedback. Burner Control Module failure Use for LED:LED KIT:SR 691138 Before 22-6-2015? Use for LCD:LCD KIT:SR 691139 Serial number < E173S…. Production date of the fridge? After 22-6-2015? Replace power board assembly Serial number >/= E173S…..
  • Page 5 N3000 - series Error code 3: Gas lockout because flame fails to ignite within 30 sec. Ensure gas Check if there is gas supply on bottle is not the fridge empty and all gas valves are open. Turn refrigerator off and on and Check if there is a spark check if there is a spark Adjust the...
  • Page 6 N3000 - series Error code 3: Gas lockout because flame fails to ignite within 30 sec. Repair connection or damage, Solved turn refrigerator off and on, still error code 3? Check if the Replace the gas valve is gas valve open Check if injector of the burner Clean burner...
  • Page 7 N3000 - series Error code 4: DC heater is off when it should be on !!! Note: put fridge off when measuring the impedance off the heater !!! Check if all the connections are Restore the connections Check if the heater is using Replace the Heater resistance: current (+/- 15 A large fridges...
  • Page 8 N3000 - series Error code 5: DC heater is ON when it should be OFF. Put the refrigerator off an on Error solved (reset) Is error code 5 gone? Use for LED:LED KIT:SR 691138 Before 22-6-2015? Serial number < E173S…. Use for LCD:LCD KIT:SR 691139 Production date of the fridge? After 22-6-2015?
  • Page 9 N3000 - series Error code 6: DC high voltage is out of range (lower than 10 V or higher than 15 V) !!! If DC mode has been selected manually, the refrigerator is not switching automatically to another source of energy when the engine is off !!! Input high current voltage supplied at the fridge is stable...
  • Page 10 N3000 - series Error code 7: No “engine run” signal is present and control is in Manual DC mode. !!! To know if D+ polarity is good, select manually DC mode and engine off. If no error code occurs, that means that the D+ input is reversed.
  • Page 11 N3000 - series Error code 8: AC heater current is measured to be 75% below nominal current. !!!Note: put fridge off when measuring resistance off the heater!!! AC input issue Input AC voltage is between 190 non fridge VAC and 260 VAC related Check if the fuse is OK Heater resistance:...
  • Page 12 N3000 - series Error code 9: AC heater is ON when it should be OFF Put the refrigerator off an on (reset) Error solved Is error code 9 gone? Before 22-6-2015? Use for LED:LED KIT:SR 691138 Serial number < E173S…. Use for LCD:LCD KIT:SR 691139 Production date of the fridge? After 22-6-2015?
  • Page 13 N3000 - series Error code 10: AC mains supply is out of range Production date of the fridge? After 08-02-2016 Before 08-02-2016 Serial number > E039T….. Serial number < E039T….. AC input Production Input AC voltage supplied at Input AC voltage supplied at the issue non date of the the fridge is between 190 VAC...
  • Page 14 N3000 - series Error code 11: No energy source is available and control is in AUTO mode !!! Make sure that an energy source is available!!! Select all the sources manually See the description of the error and check if an error code codes occurs.
  • Page 15 N3000 - series Error code 12: Display board and power board lose communication with each other. Input DC low current voltage at DC input issue the fridge is between 10 V and non fridge 15 V related Disconnect 12V and wait 5 min Solved, does (resettable fuse can cool down) error occurs...
  • Page 16 +/- 5V? Measure on the display board between the yellow (+)and Contact green(-) wire on AC. Is there a Thetford pulse that is going on and off between 0.5 and 0.7 VAC? Use for LED:LED KIT:SR 691138 Before 22-6-2015? Use for LCD:LCD KIT:SR 691139 Serial number <...
  • Page 17 N3000 - series Error code 13: Thermistor fails; control automatically switches to Backup Operation System Install Check if thermistor is present thermistor Check if the thermistor is Plug in plugged in correctly into the correctly connector Check if the wiring loom is Connect connected to the power board correctly...
  • Page 18 Check if the heater is using Replace DC current (+/- 15 A large fridges and heater +/- 11 A small fridges) Contact Thetford Use for LED:LED KIT:SR 691138 Before 22-6-2015? Serial number < E173S…. Use for LCD:LCD KIT:SR 691139 Production date of the fridge?
  • Page 19 Check if the AC heater is properly heater is > 220V installed. properly Contact Thetford Use for LED:LED KIT:SR 691138 Before 22-6-2015? Serial number < E173S…. Use for LCD:LCD KIT:SR 691139 Production date of the fridge?
  • Page 20 Check if the flame diffuser is in Install a flame the pipe. diffuser. Check if the burner is aligned Align burner properly in front of the pipe. Contact Thetford...
  • Page 21: Appendix: Wiring Diagram

    N3000 - series Appendix: Wiring diagram...