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Note these new 41300 timers are not compatible with the old style 1806110 or 03701 timers.

You cannot mix and match the timers on the same unit.

They either all must be the old style, or all must be 41300

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NOTE If you have the older Venmar terminal block,  wiring is as follows:

B >>> GND

OL >>> OVR

OC >>> 12V

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