Truma combi no heating ?

Richy56

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Just on site triedswitch truma combi heater on got error code e632h overheating reset button but looked everywhere cannot see any button ?? Anyone out there know please
 
There is a button under the top cover. Between two wires near the top of the panel. Red button I think. Just about where the flashing LEDs are.

I'll do some more research about that code whilst you fiddle

Fault No.: 0632
Flashing code: ls slll lsss
Fault description: 230 V water temperature switch has triggered
1. Action: Reset water temperature switch

How do I reset my truma combi?
To reset the overheating protection, allow heater to cool, re- move connection cover and press red reset button. Boiler approx. 20 minutes (measured according to EN 15033) Heater + boiler approx. 80 min.
 
Last edited:
Hi thanks for help it's??weird read instructions book and where it shows?reset button it's not there just a hole in the plastic where button supposed to be..I continue to fiddle with leccy off ?
 

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No red button ... Will have to wrap up in duvet ? phone truma am I guess

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Hi thanks for help it's??weird read instructions book and where it shows?reset button it's not there just a hole in the plastic where button supposed to be..I continue to fiddle with leccy off ?
Don't quote me on this but I think you need a small prod to press the button which is under that hole.

Meanwhile, when mine stopped working there is a reset button to the right of that on the other end of the panel I believe.
 
Don't quote me on this but I think you need a small prod to press the button which is under that hole.

Meanwhile, when mine stopped working there is a reset button to the right of that on the other end of the panel I believe.
Shone a torch in there can see white wire no button thanks again
 
Have you had it running on gas/elec or both for a while?

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Any help?
 
Not sure if this thread helps any...

 
Not sure if this thread helps any...

That's the rset button I was looking for but is it only on a 6e? Mine is a 6e but I don't know the difference to a 4e
 
That's the rset button I was looking for but is it only on a 6e? Mine is a 6e but I don't know the difference to a 4e
I don't know either without looking up. Hopefully they are the same but with different heat output?
 
That's the rset button I was looking for but is it only on a 6e? Mine is a 6e but I don't know the difference to a 4e
Hi not finding any reset button .. 7c outside and 11inside gonna be a cool night I guess
 
Is this the 4e?

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truma.png.75ef76da4d915ae5299cdc1a3926a0d4.png
 
That's the rset button I was looking for but is it only on a 6e? Mine is a 6e but I don't know the difference to a 4e
I will look again ..funny in the manual it shows reset button it totally different place ..just a bit wary with electric on now as it's dark
 
Ah...thats not good is it... Unless its tucked right in there, use a pen or something to press it, that's all I got. Hopefully you have some warm blankets?
 
Have you tried disconnecting 12v and 240v for a while - 15 mins?
Hi think I better not as we would be in darkness least we have electric so lights and kettle working ..will talk with truma in morning try and get to the bottom of it ..I will post the outcome cheers all for the advice etc much appreciated
 
Ah...thats not good is it... Unless its tucked right in there, use a pen or something to press it, that's all I got. Hopefully you have some warm blankets?
Maybe it is broken off ..don't like poking as it's electric and I can't switch off as total darkness now cheers Bish got our duvalay bags ?
 
Hi
See This:- Page 20. there are 2 fuses 1 for 12V and 1 for 240V.?
Hi I have this manual thanks but the reset button is not there as shown in diagram ? I hope that the fuses are ok but it's very frustrating only 1 year old van and this is first time out this season ...must have a duff Truma?

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Seems Truma have lots of threads on here about faults. Ours was only 2 months old and we had heating problems.

Next van will have Alde I think.
 
Seems Truma have lots of threads on here about faults. Ours was only 2 months old and we had heating problems.

Next van will have Alde I think.
It's not good for Truma ...I chatted with them at NEC in Feb and they assured me that I had done the right thing draining system and would have no trouble starting again ???
 
I had something similar but cant remember code. Assume you have gas and electric. Not sure what you’ve tried so far but this is what I did....took a couple of cycles to reset but it worked!

Make sure electric trip switches are on and haven’t tripped.
Switch off truma control panel and leave it a few minutes.
Ensure gas is on and hob stays lit to make sure gas getting through.
If any window above heater exhaust is open make sure it is closed.
Switch panel back on, set heat temp to a high setting, leave water off
Select gas
Sit back and let it do its thing for ten minutes. Sometimes it takes a good few minutes for it to switch on.
If nothing happens try reset button under cover...mine is on right hand side and is not really a button but a bit of straight plastic. Hold for ten secs sand green light should come on.

Fingers crossed.......
 
I had something similar but cant remember code. Assume you have gas and electric. Not sure what you’ve tried so far but this is what I did....took a couple of cycles to reset but it worked!

Make sure electric trip switches are on and haven’t tripped.
Switch off truma control panel and leave it a few minutes.
Ensure gas is on and hob stays lit to make sure gas getting through.
If any window above heater exhaust is open make sure it is closed.
Switch panel back on, set heat temp to a high setting, leave water off
Select gas
Sit back and let it do its thing for ten minutes. Sometimes it takes a good few minutes for it to switch on.
If nothing happens try reset button under cover...mine is on right hand side and is not really a button but a bit of straight plastic. Hold for ten secs sand green light should come on.

Fingers crossed.......
Thanks I will try this as getting pretty cold now ... I can see a green light on the truma near that bit of straight plastic but I get error message e632h every time I switch on the truma and worst of all cold air starts coming through all the vents no heat whatsoever ... that green light is at other end of panel where the manual said the reset button was?
 
I had something similar but cant remember code. Assume you have gas and electric. Not sure what you’ve tried so far but this is what I did....took a couple of cycles to reset but it worked!

Make sure electric trip switches are on and haven’t tripped.
Switch off truma control panel and leave it a few minutes.
Ensure gas is on and hob stays lit to make sure gas getting through.
If any window above heater exhaust is open make sure it is closed.
Switch panel back on, set heat temp to a high setting, leave water off
Select gas
Sit back and let it do its thing for ten minutes. Sometimes it takes a good few minutes for it to switch on.
If nothing happens try reset button under cover...mine is on right hand side and is not really a button but a bit of straight plastic. Hold for ten secs sand green light should come on.

Fingers crossed.......
Hi tried using gas as per your instructions but cannot switch on boiler error code kicks in immediately and all I get is cold air blowing through the vents can't stop this unless I kill the power at the Sargent box for the whole van very annoying .. found this little stick button after removing plastic panel I hold that in few secs amber and green light flash go solid but then red light comes back on ...will be visiting dealership tomorrow ? hope to solve this as it's terrible truma thanks for trying ?

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