Item # Description Part # Quantity
200 Sight Glass Housing 250-057 P-107A 1
201 Sight Glass 250-059 1
202 Sight Glass Gasket 255-025 1
203 Sight Glass to Lid Gasket 255-023 1
205 Fan Coupler 250-749 P-347 1
206 Fan Coupler O-ring 150-254 1
208 Burner Gasket 255-069 P-378 1
210 Heat Exchanger Lid 170-041 P-394 1
212 Fan Gasket 250-627 1
215 Fan 240-114 P-310 1
216 Air Metering Insert 250-866
SL10-85 G3: P-342
SL 14-115 G3: P-
335
1
217,
218
Venturi Insert
SL10-85 G3: 240-
123
SL 14-115 G3: 240-
124
1
220 Water Pipe Gasket 250-458 2
221 Gas Tube 250-792 1
222 Gas Valve Union Nut 250-811 1
223 Orifice O-ring 150-175 1
224 Orifice 725 - NG 180-108 P-305 1
225 Orifice 480 - LP 180-119 P-304 1
227 LWCOProbe 240-010 1
230 Supply Water Pipe, 1" 250-555
1
235 Supply Duplex Temperature
Sensor
240-133 P-362 1