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COMMERCIAL TANK TYPE WATER HEATER
REPLACEMENT PARTS LIST
MODELS BTR(C) 120 THRU 400A:
STANDARD AND ASME (A)
SERIES 118, 119
Damper Drive Assembly
12
Harness - Control
18
1
16
24
Gas Valve - Natural
19
26
27
Gas Valve - LP
20
A.O. Smith Water Heater Parts Fulllment • 1-800-433-2545 • www.hotwater.com
PRINTED 0507 197284-001
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Page 2
7
10
4, 5
23
Control Thermostat
On Off Switch
6
Honeywell Control Ignition Module
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Page 3
21, 22
25
9
8
Harness Power
3
2
2
3
14, 15
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13
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ITEM PARTS DESCRIPTION BTR 120 BTR 154 BTR 180 BTR 197 BTR 198
1........... Flue Bafe ............................................. 9005288 .............9005284 ............ 9005823 ............. 9005289 ........... 9005289
2........... Main Burner .......................................... 9005889 .............9005889 ............ 9005889 ............. 9005889 ........... 9005889
3........... Main Burner w/Pilot Bracket.................. 9005291 .............9005291 ............ 9005291 .............9005291 ........... 9005291
4........... Pilot Burner, Natural .............................. 9004541 ............. 9004541 ............ 9004541 .............9004541 ........... 9004541
5........... Pilot Burner, LP ..................................... 9004542 .............9004542 ............ 9004542 ............. 9004542 ........... 9004542
6........... Control, Ignition Module ........................ 9004544 ............. 9004544 ............ 9004544 .............9004544 ........... 9004544
7........... Control Thermostat ............................... 9004570 .............9004570 ............ 9004570 ............. 9004570 ...........9004570
8........... Lower Probe.......................................... 9006048 .............9006048 ............ 9006048 ............. 9006048 ........... 9006048
9........... Upper Probe.......................................... 9006047 .............9006047 ............ 9006047 ............. 9006047 ........... 9006047
10......... On/OffSwitch ......................................... 9005929 .............9005929 ............ 9005929 ............. 9005929 ........... 9005929
11 ......... Drafthood .............................................. 9006045 .............9006061 ............ 9005934 ............. 9005934 ...........9005934
12......... Damper Drive Assembly ....................... 9002537 .............9002537 ............ 9002537 ............. 9002537 ...........9002537
13......... Manifold ................................................ 9006049 .............9006049 ............ 9006062 ............. 9006062 ........... 9006062
14......... Main Burner Orice - Natural ................ 9005896 .............9005896 ............ 9006070 ............. 9005896 ...........9005896
15......... Main Burner Orice - LP ....................... 9005896 .............9006073 ............ 9006075 ............. 9005896 ........... 9005896
16......... T&P Relief Valve ................................... 9005899 .............9005899 ............ 9005899 ............. 9005899 ........... 9005899
17......... Pilot Tubing ........................................... 9003925 .............9003925 ............ 9003925 .............9003925 ........... 9003925
18......... Inlet Tube .............................................. 9006046 .............9006044 ............ 9006046 .............9006044 ........... 9006044
19......... Gas Valve - Natural ............................... 9006055 ............. 9006055 ............ 9006055 .............9006055 ........... 9006055
20......... Gas Valve - LP ...................................... 9006059 .............9006059 ............ 9006059 ............. 9006059 ........... 9006059
21......... Harness-Gas Valve Natural .................. 9006056 .............9006056 ............ 9006056 ............. 9006056 ...........9006056
22......... Harness - Gas Valve LP ........................ 9006067 .............9006067 ............ 9006067 .............9006067 ........... 9006067
23......... Ground Wire .......................................... 9004991 ............. 9004991 ............ 9004991 .............9004991 ........... 9004991
24......... Harness - Control .................................. 9006057 .............9006057 ............ 9006057 .............9006057 ........... 9006057
25......... Harness - Power ................................... 9006058 .............9006058 ............ 9006058 ............. 9006058 ...........9006058
26......... The Eliminator ....................................... 9006051 .............9006051 ............ 9006050 ............. 9006050 ........... 9006050
27......... Galvanized Pipe Union, 1-1/2” .............. 9006053 ............. 9006053 ............ 9006053 .............9006053 ........... 9006053
BTR
BTR
ITEM PARTS DESCRIPTION BTRC 120 BTRC 154 BTRC 180 BTRC 197
1........... Flue Bafe ............................................. 9005288 .....................9005284 ..................... 9006077 ..................... 9005289
2........... Main Burner .......................................... 9005889 .....................9005889 ..................... 9005889 ..................... 9005889
3........... Main Burner w/Pilot Bracket.................. 9005291 .....................9005291 .....................9005291 ..................... 9005291
4........... Pilot Burner, Natural .............................. 9004541 ..................... 9004541 .....................9004541 ..................... 9004541
5........... Pilot Burner, LP ..................................... 9004542 .....................9004542 ..................... 9004542 ..................... 9004542
6........... Control, Ignition Module ........................ 9004544 .....................9004544 .....................9004544 ..................... 9004544
7........... Control Thermostat ............................... 9004570 .....................9004570 ..................... 9004570 ..................... 9004570
8........... Lower Probe.......................................... 9006048 .....................9006048 ..................... 9006048 ..................... 9006048
9........... Upper Probe.......................................... 9006047 .....................9006047 ..................... 9006047 ..................... 9006047
10......... On/OffSwitch ......................................... 9005929 .....................9005929 ..................... 9005929 ..................... 9005929
11 ......... Drafthood .............................................. 9006045 .....................9006061 ..................... 9006061 ..................... 9006061
12......... Damper Drive Assembly ....................... 9002537 .....................9002537 ..................... 9002537 ..................... 9002537
13......... Manifold ................................................ 9006049 .....................9006049 ..................... 9006062 ..................... 9006062
14......... Main Burner Orice - Natural ................ 9005896 .....................9005896 ..................... 9006070 ..................... 9005896
15......... Main Burner Orice - LP ....................... 9005896 .....................9006073 ..................... 9006075 ..................... 9005896
16......... T&P Relief Valve ................................... 9005899 .....................9005899 ..................... 9005899 ..................... 9005899
17......... Pilot Tubing ........................................... 9003925 .....................9003925 .....................9003925 ..................... 9003925
18......... Inlet Tube .............................................. 9006046 .....................9006044 ..................... 9006046 ..................... 9006044
19......... Gas Valve - Natural ............................... 9006055 ..................... 9006055 .....................9006055 ..................... 9006055
20......... Gas Valve - LP ...................................... 9006059 .....................9006059 ..................... 9006059 ..................... 9006059
21......... Harness-Gas Valve Natural .................. 9006056 .....................9006056 ..................... 9006056 ..................... 9006056
22......... Harness - Gas Valve LP ........................ 9006067 .....................9006067 ..................... 9006067 ..................... 9006067
23......... Ground Wire .......................................... 9004991 .....................9004991 .....................9004991 ..................... 9004991
24......... Harness - Control .................................. 9006057 .....................9006057 ..................... 9006057 ..................... 9006057
25......... Harness - Power ................................... 9006058 .....................9006058 ..................... 9006051 ..................... 9006051
26......... The Eliminator ....................................... 9006051 .....................9006051 ..................... 9006050 ..................... 9006050
27......... Galvanized Pipe Union, 1-1/2” .............. 9006053 ..................... 9006053 .....................9006053 ..................... 9006053
BTR
BTR
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ITEM PARTS DESCRIPTION BTR 199 BTR 200/A BTR 250/A BTR 251/A
1............ Flue Bafe...............................................9005823 .....................9005293 .....................9005288 ...................9005288
2............ Main Burner ............................................ 9005889 .....................9005889 .....................9005889 ...................9005889
3............ Main Burner w/Pilot Bracket ................... 9005291 .....................9005291 .....................9005291 ...................9005291
4............ Pilot Burner, Natural................................ 9004541 .....................9004541 .....................9004541 ...................9004541
5............ Pilot Burner, LP ....................................... 9004542 .....................9004542 .....................9004542 ...................9004542
6............ Control, Ignition Module .......................... 9004544 .....................9004544 .....................9004544 ...................9004544
7............ Control Thermostat ................................. 9004570 .....................9004570 ..................... 9004570 ...................9004570
8............ Lower Probe ........................................... 9006048 .....................9006048 .....................9006048 ...................9006048
9............ Upper Probe ........................................... 9006047 .....................9006047 .....................9006047 ...................9006047
10.......... On/OffSwitch ........................................... 9005929 .....................9005929 ..................... 9005929 ...................9005929
11 .......... Drafthood ................................................ 9005934 .....................9005934 .....................9005926 ...................9005926
12.......... Damper Drive Assembly .........................9002537 .....................9002537 .....................9002539 ...................9002539
13.......... Manifold .................................................. 9006062 .....................9006062 .....................9006062 ...................9006063
14.......... Main Burner Orice - Natural .................. 9005896 .....................9005896 .....................9005896 ...................9006069
15.......... Main Burner Orice - LP .........................9005896 .....................9005896 .....................9006072 ...................9006075
16.......... T&P Relief Valve ..................................... 9005899 .....................9005899 ..................... 9005903 ...................9005903
17.......... Pilot Tubing .............................................9003925 .....................9003925 .....................9003925 ...................9003925
18.......... Inlet Tube ................................................9006046 .....................9006046 .....................9006044 .......................N/A
19.......... Gas Valve - Natural ................................. 9006055 .....................9006055 .....................9006055 ...................9006055
20.......... Gas Valve - LP ........................................ 9006059 .....................9006059 .....................9006059 ...................9006059
21.......... Harness-Gas Valve Natural ....................9006056 .....................9006056 .....................9006056 ...................9006056
22.......... Harness - Gas Valve LP ......................... 9006067 .....................9006067 .....................9006067 ...................9006067
23.......... Ground Wire ........................................... 9004991 .....................9004991 .....................9004991 ...................9004991
24.......... Harness - Control....................................9006057 .....................9006057 .....................9006057 ...................9006057
25.......... Harness - Power ..................................... 9006058 .....................9006058 .....................9006058 ...................9006058
26.......... The Eliminator.........................................9006050 .....................9006054 .....................9006054 ...................9006052
27.......... Galvanized Pipe Union, 1-1/2” ................ 9006053 .....................9006065 .....................9006065 ...................9006053
BTR
BTR
ITEM PARTS DESCRIPTION BTRC 199 BTRC 200/A BTRC 250/A BTRC 251/A
1............ Flue Bafe...............................................9006077 .....................9005293 .....................9005288 ...................9005288
2............ Main Burner ............................................ 9005889 .....................9005889 .....................9005889 ...................9005889
3............ Main Burner w/Pilot Bracket ................... 9005291 .....................9005291 .....................9005291 ...................9005291
4............ Pilot Burner, Natural................................ 9004541 .....................9004541 .....................9004541 ...................9004541
5............ Pilot Burner, LP ....................................... 9004542 .....................9004542 .....................9004542 ...................9004542
6............ Control, Ignition Module .......................... 9004544 .....................9004544 .....................9004544 ...................9004544
7............ Control Thermostat ................................. 9004570 .....................9004570 ..................... 9004570 ...................9004570
8............ Lower Probe ........................................... 9006048 .....................9006048 .....................9006048 ...................9006048
9............ Upper Probe ........................................... 9006047 .....................9006047 .....................9006047 ...................9006047
10.......... On/OffSwitch ........................................... 9005929 .....................9005929 ..................... 9005929 ...................9005929
11 .......... Drafthood ................................................ 9006061 .....................9005934 .....................9005926 ...................9005926
12.......... Damper Drive Assembly .........................9002537 .....................9002537 .....................9002539 ...................9002539
13.......... Manifold .................................................. 9006062 .....................9006062 .....................9006062 ...................9006063
14.......... Main Burner Orice - Natural .................. 9005896 .....................9005896 .....................9005896 ...................9006069
15.......... Main Burner Orice - LP .........................9005896 .....................9005896 .....................9006072 ...................9006075
16.......... T&P Relief Valve ..................................... 9005899 .....................9005899 ..................... 9005903 ...................9005903
17.......... Pilot Tubing .............................................9003925 .....................9003925 .....................9003925 ...................9003925
18.......... Inlet Tube ................................................9006046 .....................9006046 .....................9006044 .......................N/A
19.......... Gas Valve - Natural ................................. 9006055 .....................9006055 .....................9006055 ...................9006055
20.......... Gas Valve - LP ........................................ 9006059 .....................9006059 .....................9006059 ...................9006059
21.......... Harness-Gas ValveNatural .....................9006056 .....................9006056 .....................9006056 ...................9006056
22.......... Harness - Gas Valve LP ......................... 9006067 .....................9006067 .....................9006067 ...................9006067
23.......... Ground Wire ........................................... 9004991 .....................9004991 .....................9004991 ...................9004991
24.......... Harness - Control....................................9006057 .....................9006057 .....................9006057 ...................9006057
25.......... Harness - Power ..................................... 9006058 .....................9006058 .....................9006058 ...................9006058
26.......... The Eliminator.........................................9006051 .....................9006054 .....................9006054 ...................9006052
27.......... Galvanized Pipe Union, 1-1/2” ................ 9006053 .....................9006065 .....................9006065 ...................9006053
BTR
BTR
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ITEM PARTS DESCRIPTION BTR 275/A BTR 305/A BTR 365/A BTR 400/A
1........... Flue Bafe .......................................... 9005152 .................... 9005288 .......................9005289 ...................... 9005294
2........... Main Burner ....................................... 9005889 .................... 9005912 .......................9005889 ...................... 9005912
3........... Main Burner w/Pilot Bracket............... 9005291 .................... 9005291 .......................9005291 ...................... 9005291
4........... Pilot Burner, Natural ........................... 9004541 .................... 9004541 .......................9004541 ......................9004541
5........... Pilot Burner, LP .................................. 9004542 .................... 9004542 .......................9004542 ...................... 9004542
6........... Control, Ignition Module ..................... 9004544 .................... 9004544 .......................9004544 ......................9004544
7........... Control Thermostat ............................ 9004570 .................... 9004570 .......................9004570 ......................9004570
8........... Lower Probe....................................... 9006048 .................... 9006048 .......................9006048 ...................... 9006048
9........... Upper Probe....................................... 9006047 .................... 9006047 .......................9006047 ...................... 9006047
10......... On/OffSwitch ...................................... 9005929 .................... 9005929 .......................9005929 ...................... 9005929
11 ......... Drafthood ........................................... 9005926 .................... 9005926 .......................9005926 ......................9005926
12......... Damper Drive Assembly .................... 9002539 .................... 9002539 .......................9002539 ......................9002539
13......... Manifold ............................................. 9006062 .................... 9006063 ....................... 9006064 ......................9006064
14......... Main Burner Orice - Natural ............. 9006068 .................... 9005896 .......................9005896 ......................9005896
15......... Main Burner Orice - LP .................... 9006071 .................... 9006074 .......................9005896 ...................... 9006074
16......... T&P Relief Valve ................................ 9005903 .................... 9005903 .......................9005903 ...................... 9005903
17......... Pilot Tubing ........................................ 9003925 .................... 9003925 .......................9003925 ...................... 9003925
18......... Inlet Tube ........................................... 9006044 ........................ N/A ...........................9006044 ......................9006044
19......... Gas Valve - Natural ............................ 9006055 .................... 9006066 .......................9006066 ......................9006066
20......... Gas Valve - LP ................................... 9006059 .................... 9004528 .......................9004528 ...................... 9004528
21......... Harness-Gas Valve Natural ............... 9006056 .................... 9006056 .......................9006056 ......................9006056
22......... Harness - Gas Valve LP ..................... 9006067 .................... 9006067 .......................9006067 ...................... 9006067
23......... Ground Wire ....................................... 9004991 .................... 9004991 .......................9004991 ......................9004991
24......... Harness - Control ............................... 9006057 .................... 9006057 .......................9006057 ...................... 9006057
25......... Harness - Power ................................ 9006058 .................... 9006058 .......................9006058 ......................9006058
26......... The Eliminator .................................... 9006054 .................... 9006052 .......................9006050 ...................... 9006054
27......... Galvanized Pipe Union, 1-1/2” ........... 9006065 .................... 9006053 .......................9006053 ......................9006065
BTR
BTR
ITEM PARTS DESCRIPTION BTRC 275/A BTRC 305/C BTRC 365/A BTRC 400/A
1........... Flue Bafe .......................................... 9005152 .................... 9005288 .......................9005152 ...................... 9005294
2........... Main Burner ....................................... 9005889 .................... 9005912 .......................9005889 ...................... 9005912
3........... Main Burner w/Pilot Bracket............... 9005291 .................... 9005291 .......................9005291 ...................... 9005291
4........... Pilot Burner, Natural ........................... 9004541 .................... 9004541 .......................9004541 ......................9004541
5........... Pilot Burner, LP .................................. 9004542 .................... 9004542 .......................9004542 ...................... 9004542
6........... Control, Ignition Module ..................... 9004544 .................... 9004544 .......................9004544 ......................9004544
7........... Control Thermostat ............................ 9004570 .................... 9004570 .......................9004570 ......................9004570
8........... Lower Probe....................................... 9006048 .................... 9006048 .......................9006048 ...................... 9006048
9........... Upper Probe....................................... 9006047 .................... 9006047 .......................9006047 ...................... 9006047
10......... On/OffSwitch ...................................... 9005929 .................... 9005929 .......................9005929 ...................... 9005929
11 ......... Drafthood ........................................... 9005926 .................... 9005926 .......................9005926 ......................9005926
12......... Damper Drive Assembly .................... 9002539 .................... 9002539 .......................9002539 ......................9002539
13......... Manifold ............................................. 9006062 .................... 9006063 ....................... 9006064 ......................9006064
14......... Main Burner Orice - Natural ............. 9006068 .................... 9005896 .......................9005896 ......................9005896
15......... Main Burner Orice - LP .................... 9006071 .................... 9006074 .......................9005896 ...................... 9006074
16......... T&P Relief Valve ................................ 9005903 .................... 9005903 .......................9005903 ...................... 9005903
17......... Pilot Tubing ........................................ 9003925 .................... 9003925 .......................9003925 ...................... 9003925
18......... Inlet Tube ........................................... 9006044 ........................ N/A ...............................N/A ..........................9006044
19......... Gas Valve - Natural ............................ 9006055 .................... 9006066 .......................9006066 ......................9006066
20......... Gas Valve - LP ................................... 9006059 .................... 9004528 .......................9004528 ...................... 9004528
21......... Harness-Gas ValveNatural ................ 9006056 .................... 9006056 .......................9006056 ......................9006056
22......... Harness - Gas Valve LP ..................... 9006067 .................... 9004528 .......................9004528 ...................... 9004528
23......... Ground Wire ....................................... 9004991 .................... 9004991 .......................9004991 ......................9004991
24......... Harness - Control ............................... 9006057 .................... 9006057 .......................9006057 ...................... 9006057
25......... Harness - Power ................................ 9006058 .................... 9006058 .......................9006058 ......................9006058
26......... The Eliminator .................................... 9006054 .................... 9006052 .......................9006052 ...................... 9006054
27......... Galvanized Pipe Union, 1-1/2” ........... 9006065 .................... 9006053 .......................9006053 ......................9006065
BTR
BTR
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NOTES
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A.O. Smith Water Heater Parts Fulllment
125 Southeast Parkway
Franklin, TN 37068
1-800-433-2545
www.hotwater.com
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