Hello,
Thank you for your answers, I did change it within 3 minutes as the back plate is identical, and well done to the forward thinking companies who adopoted the fantastic time saving idea,
Happy New Year.
Kind Regards,
Bob.
Bob.
December 2012
yes,you can its same prog unit just modern one
mm
December 2012
There's a compatibility guide - a pdf....
Search for Horstmann Programmer Compatiblity Guide
Page 2 shows all Potterton Programmers to be identical wiring - but don't take my word for it - check it out for yourself.
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix plumbing.