Yea I agree but its a dam sight easyer if I can mount the motorized valve as in my above post, it seems a bit crazy to to turn the pipework through 180 degrees, fit the the valve the usual way up and then turn the pipe work back through 180 degrees to join back up with the exsisting pipework...
There isn't one, the system is central heating only, we have a multipoint water heater and I want to fit a motorized valve, timer, controls, and a indirect tank to replace it.
ATB Len
Hi Nige
My Boiler is a Potterton Prima B which is in an airing cupboad upstairs. The boiler is mounted near the ceiling, the outlet pipes run up throught the ceiling turn 180 degrees and return into the airing cuboard, about a Metre down the pipe is the pump which is pumping downhill so if I...
when mounting a three way mid position valve does the stepper motor have to be uppermost position or can the three way valve be in any conveniant orientation.
ATB Len
Hi Both
I had the same on my Potterton Prima 30B, there is a deflector tube that bends the pilot light flame onto the thermocouple, the tube gets sooted up and the flame hardly reaches the thermocouple.
I just de-coked the small tube with a pipe cleaner bent over on itself.
ATB Len
I have a (Gas) Potterton Prima50 B boiler which behaves 98 precent of it time, how ever very occasionally on ignition the main burner lights with a very loud whooph, the flame then appears to burn out of control (Burning in a ball of flame above the gas jets) and the boiler vibrates the whole...