A.O. Smith ADMR 40 spare parts
In brief
Instalpunt supplies 32 original parts for the A.O. Smith ADMR 40, including sensors, temperature sensors and NTC sensors, gas valves and gas control. Order online.
- 32Spare parts
- 14In stock
- €32.67From
- 13Types
- availableExploded view
Looking for parts for the A.O. Smith ADMR 40 (hot water cylinder)? Below are all 32 original parts, grouped by part type, with the matching exploded view. Choose a type to jump straight to the right table.
View the interactive exploded view →Quick left to the right part for the A.O. Smith ADMR 40
| Part | From | Delivery |
|---|---|---|
| Ignition part A.O. Smith ionisation pin ADMR | €71.95 | In stock |
| Temperature sensor A.O. Smith sensor top 4 pins | €72.95 | In stock |
| Burner control unit A.O. Smith burner control unit for e.g. ADM(C) 50 0303497(S) | €351.95 | In stock |
Prices incl. VAT, taken directly from our checkout. Below is the complete parts list for this model.
Installer or self-employed engineer? Create a business account: prices excl. VAT and invoices in your company name.
- Sensors 2
- Temperature sensors and NTC sensors 2
- Gas valves and gas control 1
- Burner control units 1
- Ignition and ionisation 3
- Thermostats and controls 4
- Burners 1
- Displays and controls 2
- Maintenance and service kits 1
- Valves 3
- Anodes 1
- Motors 1
- Gaskets and seals 3
- Other parts 7
Sensors for the A.O. Smith ADMR 40 (2) all A.O. Smith sensors →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith sensor NTC assy | 8750339 Mfr. no. 0304470(S) | €55.95 | In stock | View & order |
| A.O. Smith temperature sensor for e.g. ADMR 115 0300222001(S) | 8750192 Mfr. no. 0300222001(S) | €104.95 | Made-to-order item | View & order |
Temperature sensors and NTC sensors for the A.O. Smith ADMR 40 (2)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith sensor top 4 pins | 8750116 Mfr. no. 0304469(S) | €72.95 | In stock | View & order |
| A.O. Smith sensor bottom 2 pins | 8750117 Mfr. no. 0304468(S) | €69.95 | Made-to-order item | View & order |
Gas valves and gas control for the A.O. Smith ADMR 40 (1) all A.O. Smith gas valves and gas control →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith gas valve | 8750266 Mfr. no. 0300903(S) | €393.95 | In stock | View & order |
Burner control units for the A.O. Smith ADMR 40 (1)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith burner control unit for e.g. ADM(C) 50 0303497(S) | 8750204 Mfr. no. 0303497(S) | €351.95 | In stock | View & order |
Ignition and ionisation for the A.O. Smith ADMR 40 (3) all A.O. Smith ignition and ionisation →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith glow plug for e.g. ADM(C) 50 0303493(S) | 8750200 Mfr. no. 0303493(S) | €111.95 | In stock | View & order |
| A.O. Smith ionisation pin ADMR | 8750324 Mfr. no. 0305407(S) | €71.95 | In stock | View & order |
| A.O. Smith glow plug for e.g. ADMR 115 0307310(S) | 8750381 Mfr. no. 0307310(S) | €176.95 | In stock | View & order |
Thermostats and controls for the A.O. Smith ADMR 40 (4) all A.O. Smith thermostats and controls →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith maximum thermostat 84°C | 8750191 Mfr. no. 0302991(S) | €58.95 | In stock | View & order |
| A.O. Smith safety switch 93°C | 8750006 Mfr. no. 0300674(S) | €122.95 | In stock | View & order |
| A.O. Smith control thermostat for e.g. BFM 50 0302989(S) | 8750264 Mfr. no. 0302989(S) | €69.95 | Made-to-order item | View & order |
| A.O. Smith frost thermostat | 8750188 Mfr. no. 0302990(S) | €84.95 | Made-to-order item | View & order |
Burners for the A.O. Smith ADMR 40 (1) all A.O. Smith burners →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith burner BTC 270 | 8750149 Mfr. no. 0304891(S) | €112.95 | Made-to-order item | View & order |
Displays and controls for the A.O. Smith ADMR 40 (2) all A.O. Smith displays and controls →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith display PCB | 8750167 Mfr. no. 0303507(S) | €53.95 | Made-to-order item | View & order |
| A.O. Smith reset button | 8750018 Mfr. no. 0301948(S) | €62.95 | Made-to-order item | View & order |
Maintenance and service kits for the A.O. Smith ADMR 40 (1)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith BT-tronic service kit ADM(R) 40 to 115 | 8750503 Mfr. no. 0309752(S) | €685.95 | Made-to-order item | View & order |
Valves for the A.O. Smith ADMR 40 (3) all A.O. Smith valves →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith flue damper after 9-2003 | 8750197 Mfr. no. 0306652(S) | €972.95 | Made-to-order item | View & order |
| A.O. Smith flue damper before 5-2000 | 8750007 Mfr. no. 0306649(S) | €1,060.95 | Made-to-order item | View & order |
| A.O. Smith flue damper 2000-2002 | 8750322 Mfr. no. 0306650(S) | €972.95 | Made-to-order item | View & order |
Anodes for the A.O. Smith ADMR 40 (1) all A.O. Smith anodes →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith anode 3/4" | 8750125 Mfr. no. 0183463039(S) | €47.95 | In stock | View & order |
Motors for the A.O. Smith ADMR 40 (1)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith flue damper motor separate | 8750317 Mfr. no. 0306648(S) | €972.95 | Made-to-order item | View & order |
Gaskets and seals for the A.O. Smith ADMR 40 (3) all A.O. Smith gaskets and seals →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith O-ring manhole R126x14 | 8750145 Mfr. no. 0304741(S) | €36.95 | In stock | View & order |
| A.O. Smith service gasket manhole | 8750155 Mfr. no. 0301125(S) | €54.95 | In stock | View & order |
| A.O. Smith gasket for e.g. ADM(C) 50 0097329(S) | 8750267 Mfr. no. 0097329(S) | €39.95 | In stock | View & order |
Other parts for the A.O. Smith ADMR 40 (7)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| A.O. Smith U-profile rgv hood | 8750271 Mfr. no. 0305098(S) | €47.95 | In stock | View & order |
| A.O. Smith TTB sensor 0303316(S) | 8750262 Mfr. no. 0303316(S) | €139.95 | Made-to-order item | View & order |
| A.O. Smith gas control ADM 135 | 8750153 Mfr. no. 0304923(S) | €927.95 | Made-to-order item | View & order |
| A.O. Smith ignition burner BTC | 8750150 Mfr. no. 0304892(S) | €111.95 | Made-to-order item | View & order |
| A.O. Smith time switch BTC | 8750162 Mfr. no. 0301023(S) | €632.95 | Made-to-order item | View & order |
| A.O. Smith thermocontrol 1 2003/2006 | 8750419 Mfr. no. 0307955(S) | €1,173.95 | Made-to-order item | View & order |
| A.O. Smith turbulator strip 0068440002(S) | 8750207 Mfr. no. 0068440002(S) | €61.95 | Made-to-order item | View & order |
Exploded views of the A.O. Smith ADMR 40
Click an exploded view to enlarge it. The position numbers are shown next to each part.
Fault code on your A.O. Smith ADMR 40? This is the part type involved
Common A.O. Smith fault codes and the part type that is usually the cause; the parts for this model are listed above. All codes explained: A.O. Smith fault codes.
| Code | What is going on | Part type |
|---|---|---|
| 0A5 | The thermal fuse has interrupted the control circuit. | Thermostats and controls |
| 045 | Damaged wiring and/or defective sensor. | Sensors |
| 78A | Bottom sensor fault | Sensors |
| 502 | Sensor fault: Sensor is not (correctly) connected. | Sensors |
| 503 | Sensor fault: damaged wiring and/or defective sensor. | Sensors |
| 504 | Sensor fault: damaged wiring and/or defective sensor. | Sensors |
For guidance only: the same code can have a different cause depending on the situation.
Other A.O. Smith hot water cylinders
- A.O. Smith ADM(C) 115 17
- A.O. Smith ADM(C) 135 17
- A.O. Smith ADM(C) 40 21
- A.O. Smith ADM(C) 50 21
- A.O. Smith ADM(C) 60 16
- A.O. Smith ADM(C) 80 21
- A.O. Smith ADM(C) 90 20
- A.O. Smith ADMR 115 19
- A.O. Smith ADMR 135 19
- A.O. Smith ADMR 50 24
- A.O. Smith ADMR 60 22
- A.O. Smith ADMR 80 21
Frequently asked questions
Which parts are available for the A.O. Smith ADMR 40?
The catalogue lists 32 original parts for the A.O. Smith ADMR 40, including sensors, temperature sensors and NTC sensors, gas valves and gas control, burner control units. All parts are listed above, grouped by type, with part number and price.
How much does a sensor for the A.O. Smith ADMR 40 cost?
The sensors for this model cost between €57.50 and €92.78 incl. VAT. Check the table "Sensors" above for the right part number.
Are the parts for the A.O. Smith ADMR 40 in stock?
14 of the 32 parts are in stock; shipping to EU countries from €12.95 (€16.95 for more distant countries), usually 3–5 working days. Parts marked "Made-to-order item" are ordered specially for you; the delivery time is shown on the product page.
How do I know which part I need for the A.O. Smith ADMR 40?
Search for the part by part number or use the exploded view of the A.O. Smith ADMR 40.
Are these original A.O. Smith parts?
Yes. All 32 parts in this list are original manufacturer parts for the A.O. Smith ADMR 40, supplied through the official technical wholesale channel and with the correct part number.
How much do parts for the A.O. Smith ADMR 40 cost?
Parts for the A.O. Smith ADMR 40 range from €32.67 to €1,369.53 incl. VAT. The exact price of each part is shown in the tables above.
Can I return a part?
As a consumer you have a 14-day right of withdrawal. You may unpack and inspect the part; do not install or connect it. For a part that has been installed, connected or damaged we deduct the diminished value, up to the full price for circuit boards.