![Westinghouse WGRGH**199 Series Installation, Start-Up, Maintenance, Parts, Warranty Download Page 67](http://html1.mh-extra.com/html/westinghouse/wgrgh-199-series/wgrgh-199-series_installation-start-up-maintenance-parts-warranty_965799067.webp)
67
WHL-060 REV. 1.6.16
Figure 60
– Heat Exchanger Replacement Parts
NUMBER
DESCRIPTION
PART NUMBER
NUMBER
DESCRIPTION
PART NUMBER
34
Burner Inlet Channel
7855P-424
43
½” Gas Pipe Gasket
7855P-221
35
Air Damper
7855P-618
44
Gas Pipe (to Mixer)
7855P-432
36
Air Damper Guide
7855P-369
45
NG Gas Orifice (8.3 mm)
7855P-601
37
Fan Outlet Gasket
7855P-425
LP Gas Orifice (6.3 mm)
7855P-435
38
Fan
7855P-025
46
Gas Valve Assy
7855P-380
39
Mixer Assy
7850P-275
46-1
Gas Valve Outlet Adapter
7855P-232
39-1
Air-Gas Mixer (Outer Part)
7855P-608
46-2
Gas Valve
7855P-034
39-2
Air-Gas Mixer (Inner Part)
7855P-609
46-3
Gas Valve Bracket
7855P-436
40
Air Intake Hose Clamp (Ø89)
7855P-429
46-4
Gas Valve Inlet Adapter
7855P-033
41
Air Intake Hose
7855P-430
47
Gas Pipe (to Gas Valve)
7855P-433
42
Barb Fitting 1 X 2
7855P-611
48
Gas Inlet Adapter (3/4”)
7855P-382
Table 37
– Heat Exchanger Replacement Parts