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User’s Information Manual
5
Part Number 550-142-801/1112
EG/EGH
LGB
1
Gas valve
2
Pilot burner
3
Main burner
4
Gas manifold/orifices
5
Control module
7
Vent damper
9
Transformer
10
Spill switch
12
Rollout thermal fuse element
13
Low water cutoff
(steam boilers)
14
Limit control(s)
15
Draft hood
16
Circulator
18
Gauge
(pressure or pressure/temperature)
19
Gauge glass
(steam only)