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baxi duo tec fault code

View the thread, titled "baxi duo tec fault code" which is posted in UK Plumbers Forums on UK Plumbers Forums.

giarc00007

Gas Engineer
just had customer on phone saying boiler showing e15 error code thinking maybe e115. just looked in manual and doesnt have either e15 or e115 code. Just wondered if anyone has seen code before and what it might point towards?
 
just found on baxi website some extra error codes that arntin manual

e151 pcb error
e152 pcb error
e155 controls error

could be one of these. but customer is adament only e15 showing. will check monday morning.
 
just checked ga manual e15 gas valve fault. im betting its ga model. thanks gas man. Never worked on these do they stiil sell them or did they take off market?
they still sell them,preston has say 10 HEA lines going flat out and one GA line where cobwebs are forming ,cant help on the GA refused to fit them stuck with the good old HEA
 
just going through fault finding chart. what a load of crap. e15 code faulty gas valve.
on chart if after reset code and connections to pcb are ok and still displays e15 its faulty pcb. where is the bloody check at connections on board for gas valve? give me the standard duo tec anyday.
 
put my money on the prv gone and low pressure water content.
would also be asking customer what the pressure reads before calling
 
Take ignition off igniter at burner rest and try and light.
Tap left hand side of gas valve rapidly.
Re connect lead and re set. Should do 24 hrs
 
Water pressure. Ensure, as mentioned there is no water at the PRV pipe first. If there is the vessel will need to be recharged. Ensure there's 1.5 bar in the system.
 
Warranty is 5 years on these, I know you want the job, but might be able to save yourself a headache if it's still within warranty. Check the serial number, should have 3 letters followed by the year as 2 digits and then 2 more for the week. That'll tell you when it was manufactured. Also check the software version, switch the power off and back on. The software version will briefly be displayed. The most up to date is 1.44. Anything less and that could be the problem.
 

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