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REPAIR PARTS – BURNER SYSTEM
Model
Key SR200NA SR333NA SR400NA
No. Part Description Qty SR200LP SR333LP SR400LP
1 Combination Gas Control Valve Kit 1 42001-0051S 42001-0051S 42001-0051S
2 3/4” Union 2 38404-4097S 38404-4097S 38404-4097S
• Gas Orifice Kit – NG (Incl. Key Nos. 3 and 4)† 77707-0331 77707-0321 77707-0311
3 Gas Orifice – NG* 1 42001-0331 42001-0321 42001-0311
4 Gas Orifice O-Ring 1 U9-370 U9-370 U9-370
• Gas Orifice Kit – LPG (Incl. Key Nos. 3 and 4)† 77707-0361 7707-0351 77707-0341
3 Gas Orifice – LPG* 1 42001-0361 42001-0351 42001-0341
4 Gas Orifice O-Ring 1 U9-370 U9-370 U9-370
• NG to LPG Conversion Kit (Incl. Key Nos. 3 and 4)† 77707-1361 77707-1351 77707-1341
3 Gas Orifice – NG* 1 42001-0361 42001-0351 42001-0341
4 Gas Orifice O-Ring 1 U9-370 U9-370 U9-370
• Conversion Instructions, NG to LPG* 1 S402 S402 S402
•NPto LPG Conversion Decal* 1 32165-4082 32165-4082 32165-4082
• LPG to NG Conversion Kit (Incl. Key Nos. 3 and 4)† 77707-1331 77707-1321 77707-1311
3 Gas Orifice – LPG* 1 42001-0331 42001-0321 42001-0311
4 Gas Orifice O-Ring 1 U9-370 U9-370 U9-370
• Conversion Instructions, LPG to NG* 1 S403 S403 S403
• LPG to NG Conversion Decal* 1 32165-4083 32165-4083 32165-4083
5 Gas Piping Clamp Kit 1 31786-4019S 31786-4019S 31786-4019S
6 Air Blower Kit 1 42001-0206S 42001-0206S 42001-0206S
7 Endcap/Air Orifice – Inlet Mixing Tube 1 77707-0091 77707-0092 77707-0093
8 Endcap Mixing Tube Grill 1 42001-0094S 42001-0094S 42001-0094S
• Blower/Adapter Plate Gasket Kit
(Includes Key Nos. 9, 11, 13) 1 77707-0011 77707-0011 77707-0011
9 Blower/Adapter Plate Gasket* 1 42001-0067 42001-0067 42001-0067
10 Blower Adapter Plate 1 42001-0090 42001-0090 42001-0090
• Flameholder Kit (Includes Key Nos. 11, 12, 13, 14
and Flameholder Insert) 77707-0202 77707-0203 77707-0204
11 Flameholder/Adapter Plate Gasket* 1 42001-0084 42001-0084 42001-0084
12 Flameholder Assembly* 1 42001-0202 42001-0203 42001-0204
13 Flameholder/Combustion Chamber Gasket 1 42001-0065 42001-0065 42001-0065
14 Flameholder Insulation Cap 1 42001-0075 42001-0075 42001-0075
• Flameholder Insert* 1 – 42001-0027 42001-0027
• Condensate Evaporator 1 42001-0031 42001-0031 42001-0031
15 Upper RH Heater Enclosure Kit** 77707-0002 77707-0002 77707-0002
16 Lower Enclosure 1 42001-0001S 42001-0001S 42001-0001S
• Upper Enclosure Gasket 1 33457-1051S 33457-1051S 33457-1051S
17 Upper LH Heater Enclosure Kit-NG 1 77707-3200N 77707-3333N 77707-3400N
17 Upper LH Heater Enclosure Kit-LPG 1 77707-3200L 77707-3333L 77707-3400L
18 Upper Enclosure Fastener Kit 1 77707-0007 77707-0007 77707-0007
19 3/8” Flat Washer 4 U43-62SS U43-62SS U43-62SS
20 3/8” Lock Washer 4 U43-12SS U43-12SS U43-12SS
21 3/8” Hex Nut 4 U36-38SSW U36-38SSW U36-38SSW
• Insulation Kit (Includes Key Nos. 22, 23, 24, 25
and Condensate Evaporator, Page 34) 1 77707-0008 77707-0008 77707-0008
22 1/2” Insulation Blanket* 1# 42001-0073 42001-0073 42001-0073
23 1” Insulation* 1 42001-0072 42001-0072 42001-0072
24 1” Top Insulation* 1 42001-0070 42001-0070 42001-0070
25 1/2” Insulation Blanket* 1 42001-0071 42001-0071 42001-0071
• Lower Enclosure Insulation 1 42001-0074S 42001-0074S 42001-0074S
26 Metal Vent Cover 1 42002-0005S 42002-0005S 42002-0005S
• Metal Exhaust Elbow Kit 1 42001-0209S 42001-0209S 42001-0209S
• One-Piece Metal Elbow/Cover Assembly 1 42001-0214S 42001-0214S 42001-0214S
* Not available separately.
** Kit parts not available separately.
• Not illustrated.
† Not included with heater. Order separately.
# Model SR200 uses 2.