Williams 2903511, 2903512 installation instructions Electrical Wiring

Electrical Wiring

EV	GAS VALVE 1 (SAFETY SHUTTER)	SF	FLAME VIEW LAMP (GREEN LAMP)
EV1		SB	LOCK-OUT LAMP (RED LAMP)
EV2	HI-LO FLAME OPERATOR (*)	TR	CURRENT TRANSFORMER 120-24 V
M	FAN MOTOR (n. 2 MOTORS ON 8001/8002)	Z1	RESET AND SUMMER – WINTER SWITCH (*)
M1	OVERHEAT THERMOSTAT	Z2	HI-LO FLAME AND FAN SPEED SWITCH (*)
M2	FAN THERMOSTAT	Z3	MANUAL – PROGRAM MODE SWITCH (*)
M9	MAINS FUSE – 5X20 size – 4A	Z8	PROGRAMMABLE TIMER (*)
NP	PRESSURE SWITCH	Z9	ROOM THERMOSTAT
RP8	FLAME SENSOR	L1	SUPPLY LINE – LIVE WIRE
RP7	SPARK IGNITER (n. 2 pcs)	L2	SUPPLY LINE – NEUTRAL WIRE
S	COMBUSTION BLOWER MOTOR	GND	SUPPLY LINE – GROUND WIRE

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