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CHG REPLACEMENT PARTS LIST
KEY DESCRIPTION
CHG150 CHG225
BURNHAM
PART #
QUANTITY
BURNHAM
PART #
QUANTITY
47 Nylon Glide Foot 1”Dia x 3/4” Long 100444-01 4 100444-01 4
48 Combination Base / Rear Panel 100445-01 1 100445-02 1
49 Vesibule Top Panel Assembly 100446-01 1 100446-02 1
50 Vent Seal Gasket 100447-01 1 100447-02 1
51 Vent Adapter Assembly 100448-01 1 100448-02 1
52 8-32 Hex Nylon Insert Locknut 100449-01 4 100449-01 4
53 Display Board 100450-01 1 100450-01 1
54 Nylon Spacer .25”L x .313”OD x .166”ID 100451-01 4 100451-01 4
55 Graphics Overlay Mounting Plate 100452-01 1 100452-01 1
56 Graphic Overlay Membrane For Display 100453-01 1 100453-01 1
57 Top Panel 100454-01 1 100454-02 1
58 Shorty Bushing for .875” Hole 100455-01 1 100455-01 1
59 Hydro Level Model 1100 Probe LWCO 100456-01 1 100456-01 1
60 1-1/4” Supply Fitting 100457-01 1 100457-01 1
61 3/4” x 2” Bk Nipple 806600003 1 806600003 1
62 3/4” x 1/4” Reducing Bushing 100459-01 1 100459-01 1
63 3/4” x 3/4” 30 psi Relief Valve 81660319 1 81660319 1
64 Tridicator Gauge 100461-01 1 100461-01 1
65 #6 -32 x 1/2 “ H.W.H. Screw Type F Screw 100462-01 8 100462-01 8
66 #4-40 x 1/2” Slotted H.W.H. Type F Screw 100463-01 8 100463-01 8
67 #10-32 x 3/16” Ground Screw 100464-01 1 100464-01 1
68 Control Chassis 100465-01 1 100465-01 1
69 4 X 4 J-Box 100466-01 1 100466-01 1
70 4 X 4 J-Box Cover Plate 100467-01 1 100467-01 1
71 Resistor Clamp .312” Dia 100468-01 1 100468-01 1
72 Terminal Block .375” c/c, 9-Pole 100469-01 1 100469-01 1
73 Pressure Switch 100470-01 1 100470-01 1
74 40VA Transformer (LWCO Power Supply) 100471-01 1 100471-01 1
75A Boiler Control Module (Natural Gas - Sea Level) 100472-01 1 100472-02 1
75B Boiler Control Module (LP Gas - Sea Level) 100473-01 1 100473-01 1
76 50VA Transformer (Boiler Control Module) 100474-01 1 100474-01 1
77a M5 x 0.8 x 25mm, Set Screw 100475-01 4 100475-01 4
77b1 M5 x 0.8 x 30mm, Set Screw 100476-01 NA 100476-01 1
77b2 M5 x 0.8 x 20mm, Set Screw 100477-01 1 100477-01 NA
77c1 M5 x 0.8 x 20mm, Socket Hd Cap Screw 100478-01 NA 100478-01 1
77c2 M5 x 0.8 x 12mm, Socket Hd Cap Screw 100479-01 1 100479-01 NA
78 M5 x 0.8, Nylock Hex Nut 100480-01 5 100480-01 5
79 thru 82 Inlet Gas Elbow Flange Adapter w/ 4 mtg screws & o-ring 100481-01 1 100481-01 1
83 Combustion Air Blower 100482-01 1 100482-02 1
84 Venturi Gasket 100483-01 2 100483-01 2
85 Aluminum Pressure Tap Block 100484-01 1 100484-01 1
86 VK8115 Gas Control w/ 45.900.446- Venturi Manifold 100485-01 1 100485-02 1
87 Combustion Blower Flange Gasket 100486-01 1 100486-01 1
88 1/2” NPT T-Handle Gas Ball Valve (supplied loose) 100487-01 1 100487-01 1