6-3
DIAGRAMS
SFT 199 TANKLESS WATER HEATER
BOM ID Part Description Part # Replacement Kit
Numbers
10 Flue exhaust fi tting 180-204 P-810
20 Combustion air intake fi tting and screen 180-203 P-809
30 Rear fl ue duct 180-239 P-813
*Flue / Heat exchanger gasket 150-312
*Flue Pipe Outlet Gasket 150-313
40 Flue gas temperature sensor 180-205 P-814
*NTC shaft 1/8” SW15 150-314
50 Sight glass 250-626 P-730
60 Ignition module 180-202 P-811
70 Ignitor and cable 180-201 P-815
80 *Ignitor gasket 250-622
90 Burner 180-170 P-841
100 *Burner gasket 250-808
Screws x 4 150-344
Spring x 1 150-241
*O-ring x 4 150-343
110 *Heat exchanger gasket 250-807 P-850
120 Back fl ow insert 180-178 P-817
*Backfl ow valve fl apper (viton) 180-184
130 *Fan gasket 250-627 P-818
140 Fan 240-114
150 Venturi insert # 375 180-168 P-858
160 Venturi clip 150-244
170 Gas line (gas valve to fan) 180-245 P-842
*Gas line O-ring 150-245
* See next page for gasket package for SFT-199; includes all gaskets asterisked above
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