|
0005 |
ssss slsl |
Combustion air motor current too low |
Check / replace combustion air motor |
|
0006 |
ssss slls |
Combustion air motor current too high |
Check / replace combustion air motor |
|
0008 |
ssss lsss |
Fault in the electronics |
Replace the electronics, enter heater serial number on the new electronics using the Truma Diagnose Tool |
|
0010 |
ssss lsls |
Combustion air temperature sensor out of tolerance |
Check / replace combustion air thermostat plate and cable harness |
|
0011 |
ssss lsll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0015 |
ssss llll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0016 |
sssl ssss |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0017 |
sssl sssl |
Warning Water overheat condition |
Switch off heater and allow it to cool down. Fill boiler with water |
|
0018 |
sssl ssls |
Warning Air overheat condition |
Inspect the individual discharge openings / remove blockage to circulated air intake |
|
0019 |
sssl ssll |
Electronics do not match the heater (e.g. 6 kW PCB in 4 kW heater) |
Use the correct electronics, enter heater serial number on the new electronics using the Diagnose Tool |
|
0020 |
sssl slss |
Water temperature sensor out of tolerance |
Replace water temperature monitoring cable harness |
|
0021 |
sssl slsl |
Room temperature sensor out of tolerance |
Check cable for room temperature sensor and plug connections |
|
0022 |
sssl slls |
Air temperature sensor out of tolerance |
Replace thermostat plate kit LTF |
|
0023 |
sssl slll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0024 |
sssl lsss |
Risk of low voltage. Battery voltage too low < 10.4 V |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0025 |
sssl lssl |
Circulating air motor current too low |
Check circulating air motor plug connection |
|
0026 |
sssl lsls |
Circulating air motor current too high |
Replace circulating air motor |
|
0028 |
sssl llss |
Control panel or control panel cable defective |
Check / replace control panel cable |
|
0029 |
sssl llsl |
FrostControl heating element current too high |
Replace heating element |
|
0030 |
sssl llls |
2 KW solenoid valve pickup coil current too high |
Replace cable harness |
|
0031 |
sssl llll |
4 KW solenoid valve pickup coil current too high |
Replace cable harness |
|
0032 |
ssls ssss |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0033 |
ssls sssl |
2 KW solenoid valve holding coil current too high |
Replace cable harness |
|
0034 |
ssls ssls |
4 KW solenoid valve holding coil current too high |
Replace cable harness |
|
0035 |
ssls ssll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0036 |
ssls slss |
Ignitor current too high |
Replace ignitor |
|
0037 |
ssls slsl |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0038 |
ssls slls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0039 |
ssls slll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0040 |
ssls lsss |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0041 |
ssls lssl |
Electronics blocked: - Because air temperature switch and / or water temperature switch has opened during operation due to overheating - Because combustion air temperature sensor signals temperatures > 215 °C |
- Check heat exchanger for overheating damage - Check water container for frost damage - Check / replace water temperature cable harness - Check thermostat plate LTF for damage / replace |
|
0042 |
ssls lsls |
- Window switch detects open window - Bridge for window switch on Truma electronics interrupted |
- Close window - Check / replace window switch with cable |
|
0043 |
ssls lsll |
12 V power supply faulty (overvoltage) |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0044 |
ssls llss |
12 V power supply faulty (low voltage) |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0045 |
ssls llsl |
230 V power supply faulty |
Ensure 230 V power supply at appliance input |
|
0046 |
ssls llls |
1) Circulating air motor faulty 2) Combi control panel or control panel cable faulty - Combi E power selector switch or control panel connecting cable faulty 3) Cable harness faulty |
Replace circulating air motor |
|
0047 |
ssls llll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0048 |
ssll ssss |
Fault: - Because air temperature switch and / or water temperature switch has opened during operation due to overheating - Because combustion air temperature sensor signals temperatures > 215 °C |
- Check heat exchanger for overheating damage - Check water container for frost damage - Check / replace water temperature cable harness - Check thermostat plate LTF for damage / replace |
|
0049 |
ssll sssl |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0050 |
ssll ssls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0051 |
ssll ssll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0052 |
ssll slss |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0053 |
ssll slsl |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0054 |
ssll slls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0055 |
ssll slll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0056 |
ssll lsss |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0057 |
ssll lssl |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0058 |
ssll lsls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0059 |
ssll lsll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0060 |
ssll llss |
Power supply not constant |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0061 |
ssll llsl |
Ignition spark interferes with electronics |
Replace ignitor |
|
0062 |
ssll llls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0063 |
ssll llll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0064 |
slss ssss |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0065 |
slss sssl |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0066 |
slss ssls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0067 |
slss ssll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0068 |
slss slss |
Ignition spark interferes with electronics |
Replace ignitor |
|
0069 |
slss slsl |
Circulating air motor faulty |
Replace circulating air motor |
|
0070 |
slss slls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0071 |
slss slll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0072 |
slss lsss |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0073 |
slss lssl |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0074 |
slss lsls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0075 |
slss lsll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0076 |
slss llss |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0077 |
slss llsl |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0078 |
slss llls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0079 |
slss llll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0080 |
slsl ssss |
- Power supply not constant - Ignition spark interferes with electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0081 |
slsl sssl |
Ignition spark interferes with electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0082 |
slsl ssls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0083 |
slsl ssll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0084 |
slsl slss |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0085 |
slsl slsl |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0086 |
slsl slls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0087 |
slsl slll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0088 |
slsl lsss |
Ignition spark interferes with electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0089 |
slsl lssl |
Combustion air motor faulty |
Replace combustion air motor |
|
0090 |
slsl lsls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0091 |
slsl lsll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0092 |
slsl llss |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0093 |
slsl llsl |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0094 |
slsl llls |
Heater gets too hot or combustion air temperature sensor shows incorrect value |
Check / replace combustion air thermostat plate |
|
0096 |
slls ssss |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0097 |
slls sssl |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0098 |
slls ssls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0099 |
slls ssll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0100 |
slls slss |
Short circuit at the solenoid coils |
Replace cable harness kit |
|
0101 |
slls slsl |
Short circuit at the ignitor |
Replace ignitor |
|
0102 |
slls slls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0103 |
slls slll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0104 |
slls lsss |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0105 |
slls lssl |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0106 |
slls lsls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0107 |
slls lsll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0108 |
slls llss |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0109 |
slls llsl |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0110 |
slls llls |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0111 |
slls llll |
Fault in the electronics |
Ensure 12 V voltage under load at appliance input and check for AC voltage components that can be generated by the power supply unit or solar system. |
|
0112 |
slll ssss |
- Flame out or not recognised - Faulty power supply earth connection |
Ensure gas supply with correct operating pressure |
|
0113 |
slll sssl |
Ionisation voltage present in Standby mode |
Check / replace solenoid valve (stuck in the Open position) |
|
0116 |
slll slss |
AC voltage components in the supply voltage |
Check for AC voltage components that can be generated by the power supply unit or solar system |
|
0117 |
slll slsl |
AC voltage components in the supply voltage |
Check for AC voltage components that can be generated by the power supply unit or solar system |