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Part Number 550-101-009/0107
65
GOLD CGa Gas-Fired Water Boiler — Boiler Manual
Replacement parts — controls12f
Figure 35 Gas control assembly
Item
number
Description
Manufacturer
Manufacturer’s
part number
Weil-McLain
part number
Standing pilot — Natural gas components
1
Gas valve,
1
/
2
" x
1
/
2
", CGa-25 through CGa-6
Gas valve,
3
/
4
" x
3
/
4
", CGa-7 and CGa-8
Honeywell
Robertshaw
Honeywell
VR8200A2116
7200ER
VR8300C4050
511-044-360
511-044-256
2
Pilot assembly kit with orifice
Weil-McLain
510-811-644
3
Tubing, pilot, aluminum
560-742-860
4
Tubing, thermocouple
511-724-254
Propane gas components
1
Gas valve,
1
/
2
" x
1
/
2
", CGa-25 through CGa-6
Gas valve,
3
/
4
" x
3
/
4
", CGa-7 and CGa-8
Honeywell
Honeywell
VR8200C1074
VR83004068
511-044-258
511-044-257
2 Pilot assembly kit with orifice Weil-McLain 510-811-646
3 Tubing, pilot, aluminum 550-742-860
4 Tubing, thermocouple 511-724-253
Natural gas and propane gas components
5 Transformer relay 510-312-167
not shown
Wiring harness 591-391-862
Spark ignition
6 Gas valve,
1
/
2
" x
1
/
2
", CGa-25 through CGa-6
Gas valve,
3
/
4
" x
3
/
4
", CGa-7 and CGa-8
Honeywell
White-Rodgers
Robertshaw
Honeywell
White-Rodgers
VR8204A2001
36E36-266
7200 IPER
VR8304P4348
36C74-474
511-044-381
511-044-382
7 Pilot assembly kit with orifice and aluminum pilot gas tubing Weil-McLain 511-330-218
8 Control module United Technologies 1107-2 511-330-079
9 Control transformer 511-842-370
not shown Wiring harness, controls to control module 591-391-905
Pilot gas pressure regulator — Natural gas and propane gas, CGa-25 and CGa-3
not shown
Pilot gas pressure regulator 4.0" w.c. outlet
Maxitrol
SLP
RV-12
SL-50N
510-933-126
not shown
Tubing, from gas valve to regulator
Weil-McLain
560-742-859
not shown
Adapter, male
1
/
8
" x
7
/
16
" – 24, from regulator to pilot gas line
Weil-McLain
562-302-017