Timer Conversion Chart


Changing your timer or programmer? Wondering where the wires go? Please take a look at the following charts to help you. Numbers 1-4 indicate where the wires would go on an ACL Drayton as a replacement, as these are one of the most common brands chosen as a replacement, and easily adaptable to fit other clocks.

Some brands covered include ACL Drayton, AMF venner,Danfoss Randall, Eberle, Glowworm, Honeywell, Horstmann, Landis and Gyr, Potterton, Sangano, Smiths, Sunvic, Switcmaster and Tower.

So, if you need help wiring your new timer/programmer, please consult these handy charts!

For programmers with two channels, heating and hot water, please click here