Grant COMBI 70 MkII - 10.3 External timer connection; 10.4 Grant mini programmer connection

Combi 70 & Combi 90 Oil Boilers
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10 - WIRING DIAGRAMS
Typical connection of external timer
10.3
Important: If a remote timer is used, it must be a single channel
240V unit incorporating voltage free output contacts.
Connection of Grant remote wall mounted mini programmer
10.4