Weil-McLain EGH-125 Boiler User Manual


 
Part Number 550-110-677/0299
21
CSD-1 control system — Natural gas
EGH-105 to EGH-125 EGH-105 to EGH-125
EGH-105 to EGH-125 EGH-105 to EGH-125
EGH-105 to EGH-125 Control Supplement
1 CSD-1 control panel 14 Pilot shutoff valve
2 Ignition control 15 Leak test valves with plugs
3
Impulse relay and lighted push-button alarm
silencing switch
16 Gas supply connection
4 Terminal strip 17 Burner manifold
5 Transformer/relay 18 Limit control, auto reset
6 Junction box 19 Limit control, manual reset
7 Damper (optional) 20 Pressure gauge
8 Damper connector 21 Siphons
9 Dummy plug 22 Gauge glass & valves
10 Damper harness 23 Probe LWCO, manual reset
11 Main gas valve 24 Float LWCO/pump control, auto reset
12 Manual gas valve 25 Wire harness
13 Pilot gas valve 26 Pilot spark & sense wires
13a Pilot gas pressure regulator 27 Pilot gas tubing