6-3
DIAGRAMS
SFC BOILER / WATER HEATERS - SFC 199
* See next page for gasket package for SFC-99/125; includes all gaskets asterisked above
BOM ID Part Description Part # P-Kit #
10 Combustion air intake tting and screen 180-203 P-809
20 Flue exhaust tting 180-204 P-810
30 Ignition module 180-202 P-811
40 Rear ue duct 180-239 P-813
*Flue / Heat Ex Gasket 150-312
*Flue Pipe Outlet Gasket 150-313
50 Flue gas temperature sensor 180-205 P-814
*NTC shaft 1/8” SW15 [gasket] 150-314
60 Sight glass 250-626 P-730
70 Ignitor and cable 180-201 P-815
*Ignitor gasket 250-622
80 Heat exchanger 170-048 No Replacement
*Heat exchanger gasket 250-807 (P-kit 850)
90 Front panel assembly 180-262 P-857
100 Burner 180-170 P-841
110 *Burner gasket 250-808
4 x screws 150-344
Spring 150-241
*O-ring 150-343
120 Heat exchanger plate with refractory 180-208 P-830
130 Back ow insert 180-178 P-817
*Backow valve apper (viton) 180-184
140 *Fan gasket 250-627 P-818
150 Fan 240-114
160 Venturi #375 180-168 P-858
Venturi clip 150-244
170 Gas line (gas valve to fan) 180-245 P-842
*Gas line O-ring 150-245
180 *O-ring & orice 150-175 included with
conversion kits
Orice - Natural Gas - #660 180-173 P-803
Orice- Propane - #535 180-174 P-802
Alternative low calorc Natural Gas orice - #725 180-108 P-846
190 Gas valve 180-215 P-824
200 *Gas valve inlet gasket 150-206
*Outlet O-ring 150-175
210 Inlet gas tube also with 150-206 180-218 P-873
220 Bypass tube 180-285 P-874
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