Pre-Delivery/Install Checklist

whl-648 Rev. 001 Rel. 000 Date 4.11.19
75
Figure 68 - Heat Exchanger Replacement Parts - 199 Floor and Wall Mount Models
Table 45 - Heat Exchanger Replacement Parts - 199 Floor and Wall Mount Models
NOTE: Parts 76-1, 76-8, and
76-9 are not available for
eld replacement.
For 199kBTU Appliances with Serial Numbers Before 051418SAB00161
NUMBER DESCRIPTION PART NUMBER NUMBER DESCRIPTION PART NUMBER
63 Exhaust Temperature Sensor
7855P-092
75 Flame Sensor Cover 7855P-357
63-1 Exhaust Temperature Sensor O-Ring 76 Heat Exchanger Assembly 7855P-416
64 Exhaust Temperature Sensor Clip 7855P-349 76-1 Burner Body Assembly N/A
65 Exhaust Pipe Assembly 7855P-415 76-2 Burner Body 7855P-606
66 Exhaust Pipe Gasket 7855P-418 76-3 Burner Gasket 7855P-419
67 Storage Tank Clamp 7855P-291 76-4 Ceramic Fiber Burner 7855P-420
68 Storage Tank Bracket 7855P-292 76-5 Ignition Rod 7855P-607
69 CH Supply Pipe 7855P-293 76-6 Igniter Gasket 7855P-252
69-1 3/4” CH Supply Pipe Gasket 7855P-073 76-7 Burner Overheat Switch 7855P-066
69-2 1” CH Supply Pipe Gasket 7855P-074 76-8 Heat Exchanger Top N/A
70 Storage Tank 7855P-294 76-9 Burner Refractory N/A
71 CH Supply Temperature Sensor 7855P-030 77 Condensate Trap Assembly 7855P-605
72
Water Level Detection Sensor
(Low Water Cut-O)
7855P-029 77-1 Condensate Trap O-Ring (P22A) 7855P-276
73 Flame Sensor Bracket 7855P-356 94 Sight Glass 7855P-401
74 Flame Sensor 7855P-031