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Ed Sirett
 
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Default Old Baxi WM 531 RS boiler problem

On Sun, 30 Nov 2003 16:27:44 +0000, David Hearn wrote:


"David Hearn" wrote in message
...

Okay - thermostat has been removed and the bulb part has been drilled out.
I did this very carefully and everyting took me the best part of 2.5

hours.
I am SOOOOOOOOO glad I did that part myself! Okay a proper engineer may
have done it quicker - possibly taking less care - but I'm glad I've done

it
now.

Next problem - sourcing a new thermostat.

The thermostat has the following markings on the bottom:

RANCO
16A 250V~
10A 380V~
T107oC

I guess its a 16A thermostat which turns off at 107 degrees C.

On one side of it it's got 102027 and the other side has G1 11685 49 75

1P.

http://www.keeptheheaton.com/acatalo...ermostats.html lists:

Baxi 102027 Thermostat K36P1324
Thermostat K36P1324 .(Please note Baxi re-numbered this part several years
ago. If the part fitted is marked K36P1324 order this part. If the part
fitted is marked CL6PO115 use 235464)

Price: £12.20 (Excluding: VAT at 17.5%)

So - if I need to ask around for the thermostat - do I ask for 102027 or
K36P1324?

Any other good sources of this part?

The other thing I wondered about was whether I could get the probe/sensor
separately. Its a sealed tube and I've removed it all, and it would be

easy
to keep the 'gubbins' and just replace the tube. The same page lists:

Baxi 230204 Thermostat Sensor
Thermostat Sensor (379-030)

Price: £9.13 (Excluding: VAT at 17.5%)

Judging by the price difference (and the fact I've no idea if that sensor

is
the same thing as I've no part number for that bit) - I think its probably
best to just replace it all.


Hmm, searching around further, there seems to be a couple of thermostats
labeled 102027. For example, http://www.mjtcontrols.co.uk/ lists (okay, for
the WM 532, not the 531) two thermostats with a manufacturer code of 102027
(GC Numbers of 382-313 and 384-166).

So - does anyone know which thermostat I'll need for a Baxi WM 532 RS CHB
boiler who's thermostat is labled 102027?


So - you have read the FAQ below?
You have found the plate with the GC number on it on the boiler.

--
Ed Sirett - Property maintainer and registered gas fitter.
The FAQ for uk.diy is at www.diyfaq.org.uk
Gas fitting FAQ http://www.makewrite.demon.co.uk/GasFitting.html
Sealed CH FAQ http://www.makewrite.demon.co.uk/SealedCH.html