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Andrew Smith
Andrew Smith, Home Appliance Technician
Category: Appliance
Satisfied Customers: 3629
Experience:  Gas cooker specialist
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there. We have a Drayton Dual Channel programmer which hasn't

Resolved Question:

there. We have a Drayton Dual Channel programmer which hasn't been operating properly while (just the heating). reason it comes on in the morning, but not of the evening programmes we have set. The clock and date is right, the thermostat is set to the same level so not sure why it works first set and not the others!
thank you
Submitted: 2 years ago.
Category: Appliance
Expert:  Andrew Smith replied 2 years ago.
***** ***** : Does the light come on?
***** ***** : We need to find out if it is the clock or the motorised valve it is controlling?
Customer:

Yes light comes on, but heating doesn't. Thanks

***** ***** : Ok, do you have a 3 port valve in the airing cupboard
***** ***** : Near the pump?
Customer:

there's a single lever on the pipe to the pump

Customer:

or a knob next to the gauge

***** ***** : After the pump there will a valve that decides whether the water goes through the heating or hot water
***** ***** : Like this;
***** ***** : http://www.screwfix.com/p/drayton-ma1-679-3-3-port-motorised-valve/81844?kpid=81844&cm_mmc=Google-_-Product%20Listing%20Ads-_-Sales%20Tracking-_-sales%20tracking%20url&kpid=81844&cm_mmc=Google-_-Shopping%20-%20Heating%20and%20Cooling-_-Shopping%20-%20Heating%20and%20Cooling&gclid=CIf-no6ZusMCFSfLtAod3kMAXw
Customer:

got it

***** ***** : When on heating only the lever should be slack
***** ***** : if I your heating is not working then check this valve
***** ***** : if it is tight then the valve needs a new head
***** ***** : they can work intermittently before failing completely
Customer:

the lever being the black switch?

***** ***** : Yes if it is a white box
Customer:

it seems loose. just seems odd that it works in the morning and not in the evening

***** ***** : Just watch it and see if the clock says yes and the room stat says yes then the valve should be open
Andrew Smith, Home Appliance Technician
Category: Appliance
Satisfied Customers: 3629
Experience: Gas cooker specialist
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