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Directory: Catalog > Water
Heaters > A.O. Smith > Parts
Parts List: A.O. Smith BTP-540 (A), Series 920
- Use the chart to find the part you need to order. A diagram of the unit is below the chart to assist you in locating your part.
- Click on the underlined link to go directly to the part's page for pricing and ordering.
- For parts that are not underlined and do not have a link, please Contact Us for price and availability.
- The manufacturer has changed some part numbers to a new part number, and we have referenced the new part number in the chart (if applicable). Please note that the manufacturer may change part numbers and availability at any time.
- You can download and print the original PDF of the A.O. Smith parts list at the bottom of the page.
| Item |
Description |
BTP-540 (A)
|
| |
# Anode, Plug (qty. 4) |
43817-4 |
| |
# Baffle, Flue (qty. 16) |
191996-1 |
| |
# Bolt, Base (qty. 4) |
41431 |
| |
Box, Junction |
93558 (new # 9005076205) |
| |
# Bracket (qty. 6) |
191534 (no longer available) |
| 6 |
Burner Assembly, Power |
191993-1 (no longer available) |
| 7 |
Chamber, Combustion |
191020 (no longer available) |
| 8 |
Channel |
95312-3 (new # 9005175205) |
| |
# Clamp, Conduit (qty. 2) |
94694 (no longer available) |
| |
Cleanout Assembly: |
|
| 10 |
# Gasket (qty. 2) |
99038 (new # 9004099215) |
| 11 |
# Pressure Plate (qty. 2) |
99037 (new # 9005797205) |
| 12 |
# Screw, Self Taping (qty. 12) |
69852-1 (new # 9004100215) |
| 13 |
# Collar, Pipe (qty. 2) |
20172-6 (new # 9004610115) |
| 14 |
# Collar, Pipe (qty. 2) |
95030-2 |
| 15 |
Conduit, Assembly - Short |
78916-4 |
| 16 |
Conduit, Assembly - Long |
78916-5 (new # 078916-005) |
| 17 |
Control Barometric Draft (Control Only) |
69803-9 |
| 17A |
Control, Barometric (With Tee included) |
170777-2 (new # 9500007201) |
| 18 |
# Cover, Front (qty. 2) |
38445 |
| 19 |
Cover, Inner |
190885-2 |
| 20 |
Cover, Jacket |
97062 |
| 21 |
Cover, Junction Box |
2233 (new # 002233-000) |
| 22 |
Gasket, Skirt Ring |
76443 (new # 076443-000) |
| 23 |
Horizontal Vent Kit (Includes the following items:) |
192049-1 (new part # 9500007230) |
| 24 |
Adapter, Hood |
192079-1 |
| 25 |
Hood, Vent - Side Wall |
191236 (new # 9005648105) |
| 26 |
Reducer - Flue |
191981 (new # 191981-000) |
| 27 |
Direct Vent Kit (Includes item 23 and the following items:) |
192050-1 (new # 9500007232) |
| 28 |
Adapter, Inlet |
192072 |
| 29 |
Hood; Vent - Side Wall |
191236 (new # 9005648105) |
| 30 |
Insulation - Fiberglass Skirt: |
|
| |
Top |
181268-14 (new # 181268-014) |
| |
Bottom |
181268-18 (new # 181268-018) |
| 31 |
Insulation, Skirt |
191017 |
| 32 |
Insulation, Top Cover |
191018 |
| 33 |
Jacket Base |
76242 (no longer available) |
| 34 |
Jacket, Half - Lower |
76697-5 |
| 35 |
Jacket, Half - Upper |
78749-6 |
| 38 |
Plate, Pressure Data |
77995 |
| 39 |
Plug, Cap |
42346-3 |
| 40 |
Retainer |
39884 |
| 41 |
Thermostat with E.C.O |
170336 (new # 9004529005) |
| 42 |
# Thread-Cutting Screw (qty. 2) |
191533 |
| 43 |
Valve, Drain |
26273-6 (new # 9003907015) |
| 44 |
Valve, Relief |
99465-3 (new # 9006187205) |
| 45 |
Wire: |
|
| |
16 AWG Stranded, 109° C, AWM & TEW |
|
| |
Black |
86578 |
| |
White |
86580 (new # 086580-000) |
| 46 |
*Wire Assembly |
78394-15 |
| |
Power Burner: |
See Chart Below |
NOTES:
- The manufacturer may change part numbers and availability at any time.
* Not Illustrated
# Quantities of more than one |
Power Burner Parts List:
| Item |
Description |
BTP-540 (A)
|
| 1 |
Adapter, Inlet (Direct Vent Only) |
192072 |
| 2 |
Back Assembly, Control Box |
192005 |
| 3 |
Bracket, Gas Valve |
191522 |
| 4 |
Bracket, Sight |
190911 |
| 5 |
Capacitor |
191689 |
| 6 |
Clamp, Hose (qty. 2) |
191794-2 |
| 7 |
Collar, Refractory |
191008 |
| 8 |
Conduit Assembly |
190928-3 |
| 9 |
Conduit Assembly |
190928 |
| 9A |
Connector - Tube (qty. 2) |
192152 (new # 192152-000) |
| 10 |
Cover - Control Box |
192027 (new # 192027-000) |
| 11 |
# End Cap, Terminal (qty. 2) |
98206 (new # 098206-000) |
| 12 |
Gasket, Blower Inlet |
192030 (new part # 192030-000) |
| 13 |
Gasket, Blower Mounting |
192025-1 (new # 192025-001) |
| 14 |
Gasket, Burning Mounting |
192026 |
| 15 |
Gasket, Burner Sealing |
190873 (new # 9004960215) |
| 16 |
Gasket, Flange |
190864-1 (new part # 9004960215) |
| 17 |
Housing Assembly, Burner |
192001-1 |
| 18 |
Igniter, Hot Surface |
190907 (new part # 9005902215) |
| 20 |
# Module, Control |
191675 (new # 9004487105) |
| 21 |
Motor / Blower Assembly |
191995-1 (no longer available) |
| 22 |
O Ring |
190914 |
| 23 |
Orifice |
190908-6 |
| 24 |
Panel Assembly, Control |
192028 |
| 25 |
Plug, Pipe |
191690 |
| 26 |
Screen, Blower Inlet (not used with Item 1) |
192007-1 |
| 27 |
Standard hardware items may be purchased locally |
|
| 28 |
Switch, Pressure |
192018 |
| 29 |
Switch, Pressure |
192019-1 |
| 30 |
Switch, Reset |
190894 (new # 190894-000) |
| 31 |
# Terminal (qty. 4) |
98205 (new # 098205-000) |
| 32 |
Tie, Cable |
191189 (new # 099592-000) |
| 33 |
Transformer |
99238-1 (new # 099238-001) |
| 34 |
Tube, Burner and Plates Assembly |
192002-1 |
| 35 |
Tubing, Pressure |
192024-14 (new # 9004499215) |
| 35A |
Tubing, Pressure |
192024-7 |
| 36 |
Tubing, Pressure |
192024-2 |
| 36A |
Tubing, Pressure |
192024-11 |
| 37 |
Valve, Control (Robertshaw) |
78450-7 (new # 9005019105) |
| 38 |
Window, Observation |
191186 |
| 39 |
* Wire Assembly |
192023 |
| 40 |
Wire Assembly, Ignitor |
190933-1 (no longer available) |
NOTES:
- The manufacturer may change part numbers and availability at any time.
* Not Illustrated
# Quantities of more than one |
Download original AO Smith Parts List
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