lp-505 Rev. 000 Rel. 015 Date 1.7.20
69
NUMBER DESCRIPTION PART NUMBER NUMBER DESCRIPTION PART NUMBER
31 Heat Exchanger Assembly 7850P-032 37 Mixing Valve 7850P-054
31-1 Exhaust Pipe Assembly (Upper) 7850P-033 38 HX Temperature Sensor 7850P-081
31-2 Exhaust Temperature Sensor 7850P-070 39 HX Overheat Switch 7850P-051
31-3 Exhaust Gasket 1 7850P-071 40 DHW Outlet Pipe 7850P-049
31-4
Exhaust Pipe Assembly (Down)
w/ Condensate Collector Pan
7850P-034 41 Water Piping Clip 7850P-055
31-5 Exhaust H/X Gasket 7850P-072 42 DHW Inlet Pipe 7850P-048
31-6 N/A N/A 43 Ceramic Heater 7850P-076
32 Fan Assembly 7850P-006 44 Gas Valve Pipe (Upper) 7855P-039
32-1 Fan 7850P-002 45 Gas Valve Pipe (Lower) 7850P-040
32-2 Blower O-Ring 7850P-003 46 Gas Valve Adapter (Straight) 7850P-077
32-3 AGM (Actuator) 7850P-004 47 Gas Valve Assembly w/ Plug 7850P-078
33 Silencer Elbow 7850P-036 47-1 Gas Valve 7850P-012
34 Silencer Body 7850P-035 47-2 Gas Valve Plug 7850P-013
35 Burner Assembly 7850P-011 48 Gas Valve Adapter (90 Degree) 7850P-079
35-1 Burner Head 7850P-007 49 Gas Valve Bracket 7850P-080
35-2 Ignition Rod Bracket 7850P-010 50 Bottom Heat Exchanger Brackets (Left) 7850P-028
35-3 Ignition Rod 7850P-008 51
Bottom Heat Exchanger Brackets
(Right)
7850P-091
35-4 Blower Head Bracket 7850P-074 52 Top Heat Exchanger Brackets 7850P-082
35-5 Overheat Sensor (Burner) 7850P-009 4-9 Flame Glass Kit 7850P-144
35-6 Metal Fiber Assembly 7850P-075 4-10 Sight Glass Kit 7850P-145
36 Flame Detector Sensor 7850P-031
Table 44 - 199 Model Heat Exchanger Replacement Parts
Figure 64 - 199 Model Heat Exchanger Replacement Parts