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Part number 550-110-282/1108
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CGs-4E Gas-Fired Water Boiler — Boiler Manual
Replacement parts — controls12f
Figure 30 Gas control assembly
Item
number
Description Manufacturer
Manufacturer’s
part number
Weil-McLain
part number
Natural gas components
1 Gas valve, ½” x ½”, two-stage Natural gas Honeywell VR8204Q2426 511-044-507
2
Pilot assembly kit with orifice and aluminum pilot
gas tubing
Weil-McLain 511-330-080
Propane gas components
1 Gas valve, ½” x ½”, two-stage Propane Honeywell VR8204Q2442 511-044-509
2
Pilot assembly kit with orifice and aluminum pilot
gas tubing
Weil-McLain 511-330-081
Natural gas and propane gas components
3 Control module
United
Technologies
1107-1 511-330-090
not shown
Wiring harness — control Weil-McLain 591-391-951
not shown
Wiring harness — 120V Weil-McLain 591-391-900
not shown
Timer harness #1 Weil-McLain 591-391-954
4
Air pressure switch
1.71 I.W.C. — CGs-4E
Cleveland NS2-1047-08 511-624-656
5 Control transformer 511-842-370
6 Timer relay ABB TS12190 510-350-468
not shown
Tubing, air pressure switch, 0.12 I.D. silicone
red, to collector hood
white, to transition
Lydall 590-317-650
590-317-651
*TheABBtimerrelayTS12190isdesignedfor90-seconddelay,butoperatesfor60secondsintheCGs-4Eboiler.