Atmos Energy HE26 - Manual (Page 51)

10.1 Electrical diagram
Notes
1. F1: 5x20mm anti-surge fuse, 2A.
2. 230Vac stat circuit: Available for room stat, etc. The switched live can also be used for S plan or Y plan circuits
(note that the 230Vac live to the Wiring Centre must come from the same fused spur as the 230Vac supply to the
boiler).
3. OpenTherm: When using an OpenTherm thermostat, 6-7 must not be used.
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