Weil-McLain Standing Pilot Cast Iron Gas Boiler CGA25SPDN User Manual

Page of 68
Part Number 550-101-009/0107
65
GOLD CGa Gas-Fired Water Boiler — Boiler Manual
Replacement parts — controls
12f
&IGURE
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