Table of Contents
1 – Ionization electrode
2 – Fan
3 – Ignition electrode
4 – Electrical supply
5 – Anti-Freeze Connection
6 – Remote control connection
7 – Solenoid Valve (MV1 – Modulation)
8 – Solenoid Valve (SV1 – Safety)
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Pict.42 – Electric Diagram for GWH 12 / 16 / 20
6 720 814 719 SM FP_Australia 2017/04 EN
9 – Solenoid Valve (SV3 – Burner)
10 – Solenoid Valve (SV2 – Burner)
11 – Thermal fuse
12 – Water flow sensor
13 – Air Box temperature NTC
14 – Outlet water temperature NTC
15 – Inlet water temperature NTC
16
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Motorized
water
valve
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