Buderus (Bosch) Lollar 504 spare parts
In brief
Instalpunt supplies 12 original parts for the Buderus (Bosch) Lollar 504, including gas valves and gas control, burner control units, thermostats and controls. Order online.
- 12Spare parts
- 1In stock
- €11.11From
- 5Types
Looking for parts for the Buderus (Bosch) Lollar 504 (boiler)? Below are all 12 original parts, grouped by part type. Choose a type to jump straight to the right table.
- Gas valves and gas control 1
- Burner control units 1
- Thermostats and controls 2
- Gaskets and seals 2
- Casing and panels 1
- Other parts 5
Gas valves and gas control for the Buderus (Bosch) Lollar 504 (1) all Buderus (Bosch) gas valves and gas control →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Buderus/Bosch gas valve MBDLE 410 B01 S20 | 8190486 Mfr. no. 154700181 | €1,618.95 | Made-to-order item | View & order |
Burner control units for the Buderus (Bosch) Lollar 504 (1) all Buderus (Bosch) burner control units →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Buderus/Bosch burner control unit GB302-80kW after 2003 MCBA1407D | 8191081 Mfr. no. 892200075 | €627.95 | Made-to-order item | View & order |
Thermostats and controls for the Buderus (Bosch) Lollar 504 (2) all Buderus (Bosch) thermostats and controls →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Buderus/Bosch thermostat RAK 53.4 | 8190410 Mfr. no. 7747007983 | €135.95 | Made-to-order item | View & order |
| Buderus maximum thermostat | 8190541 Mfr. no. 7747022528 | €72.95 | In stock | View & order |
Gaskets and seals for the Buderus (Bosch) Lollar 504 (2) all Buderus (Bosch) gaskets and seals →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Buderus/Bosch condensate tray gasket (per metre) | 8190501 Mfr. no. 190075325 | €25.95 | Made-to-order item | View & order |
| Buderus/Bosch inspection cover gasket 404 | 8190281 Mfr. no. 190217710 | €30.95 | Made-to-order item | View & order |
Casing and panels for the Buderus (Bosch) Lollar 504 (1) all Buderus (Bosch) casing and panels →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Honeywell Home mounting base S98-12 75310 | 8240791 Mfr. no. 75310 | €85.95 | Made-to-order item | View & order |
Other parts for the Buderus (Bosch) Lollar 504 (5)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Dungs MB-DLE 410 B01 S20 1-11/4" 360mbar 230V +GW150A5 | 8250830 Mfr. no. 226562 | €1,278.95 | Made-to-order item | View & order |
| Dungs MB-DLE 412 B01 S20 1-11/4" 360mbar 230V +GW150A5 | 8250840 Mfr. no. 226563 | €1,331.95 | Made-to-order item | View & order |
| Buderus/Bosch compression coupling pilot pipe 1/8"x8 mm | 8191065 Mfr. no. 190024455 | €26.95 | Made-to-order item | View & order |
| Buderus/Bosch compression union 1/4" x 8 mm | 8190376 Mfr. no. 190024463 | €28.95 | Made-to-order item | View & order |
| Buderus/Bosch Rajah clamp | 8190375 Mfr. no. 190024562 | €28.95 | Made-to-order item | View & order |
Fault code on your Buderus (Bosch) Lollar 504? This is the part type involved
Common Buderus (Bosch) fault codes and the part type that is usually the cause; the parts for this model are listed above. All codes explained: Buderus (Bosch) fault codes.
| Code | What is going on | Part type |
|---|---|---|
| 0L 284 | The gas control valve is activated. | Gas valves and gas control |
| 9L234 | The contacts of the gas control valve are open circuit. | Gas valves and gas control |
For guidance only: the same code can have a different cause depending on the situation.
Other Buderus (Bosch) boilers
- Buderus (Bosch) GB112-24 24
- Buderus (Bosch) GB112-29 22
- Buderus (Bosch) GB112-29 T25 H 29
- Buderus (Bosch) Logana 045 HRE 8
- Buderus (Bosch) Logana 045 HRT 6
- Buderus (Bosch) Logana 045 VRE 4
- Buderus (Bosch) Logana 045 VRT 3
- Buderus (Bosch) Logana 047 HRE 18
- Buderus (Bosch) Logana 047 HRT 11
- Buderus (Bosch) Logana 047 VRE 16
- Buderus (Bosch) Logana 047 VRT 8
- Buderus (Bosch) Logana 104 HR 2
Frequently asked questions
Which parts are available for the Buderus (Bosch) Lollar 504?
The catalogue lists 12 original parts for the Buderus (Bosch) Lollar 504, including gas valves and gas control, burner control units, thermostats and controls, gaskets and seals. All parts are listed above, grouped by type, with part number and price.
How much does a gas valve for the Buderus (Bosch) Lollar 504 cost?
The gas valves and gas control for this model cost €2,187.58 incl. VAT. Check the table "Gas valves and gas control" above for the right part number.
Are the parts for the Buderus (Bosch) Lollar 504 in stock?
1 of the 12 parts is 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 Buderus (Bosch) Lollar 504?
Search for the part by part number or use the parts list of the Buderus (Bosch) Lollar 504.
Are these original Buderus (Bosch) parts?
Yes. All 12 parts in this list are original manufacturer parts for the Buderus (Bosch) Lollar 504, supplied through the official technical wholesale channel and with the correct part number.
How much do parts for the Buderus (Bosch) Lollar 504 cost?
Parts for the Buderus (Bosch) Lollar 504 range from €11.11 to €2,187.58 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.