4.5 Wiring diagram
Key
BZ1 1st-stage hour meter
BZ2 2nd-stage hour meter
F Fuse
FR Photo-cell
IG Main switch
LS Safety lamp
MB Burner motor
PB Burner socket
SC Plug
TR1 1st-stage boiler thermostat
TR Ignition transformer
TS Safety thermostat
TR2 2nd-stage thermostat
VE1 1st-stage electromagnetic valve
VE2 2nd-stage electromagnetic valve
SQN Servomotor
42
fig. 13
Cod. 35442633 - 01/2007 (Rev. 00)
SUN G20