Vaillant uniSTOR VIH RW 400/3 MR spare parts
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In brief
Instalpunt supplies 29 original parts for the Vaillant uniSTOR VIH RW 400/3 MR, including PCBs and controls, anodes, cables and wiring harnesses. Order online.
- 29Spare parts
- 0In stock
- €8.47From
- 7Types
- availableExploded view
Looking for parts for the Vaillant uniSTOR VIH RW 400/3 MR (hot water cylinder)? Below are all 29 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 →- PCBs and controls 2
- Anodes 1
- Cables and wiring harnesses 1
- Gaskets and seals 2
- Casing and panels 2
- Insulation 8
- Fixing material 5
- Other parts 8
PCBs and controls for the Vaillant uniSTOR VIH RW 400/3 MR (2) all Vaillant PCBs and controls →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Vaillant PCB for e.g. uniSTOR VIH RW 300/3 MR 0020249385 | 80500547 Mfr. no. 0020249385 | €198.67 | Made-to-order item | View & order |
| Vaillant controller | 80500557 Mfr. no. 0020249423 | €715.99 | Made-to-order item | View & order |
Anodes for the Vaillant uniSTOR VIH RW 400/3 MR (1) all Vaillant anodes →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Vaillant anode for e.g. uniSTOR VIH RW 300/3 MR 0020249384 | 80500546 Mfr. no. 0020249384 | €266.71 | Made-to-order item | View & order |
Cables and wiring harnesses for the Vaillant uniSTOR VIH RW 400/3 MR (1) all Vaillant cables and wiring harnesses →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Vaillant wiring harness for uniSTOR VIH RW 400/3 MR 0020249379 | 80500397 Mfr. no. 0020249379 | €107.95 | Made-to-order item | View & order |
Gaskets and seals for the Vaillant uniSTOR VIH RW 400/3 MR (2) all Vaillant gaskets and seals →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Vaillant gasket ring for e.g. flexoTHERM VWF 87/4 0020028112 | 90170162 Mfr. no. 0020028112 | €64.75 | Made-to-order item | View & order |
| Vaillant gasket flange seal | 80500121 Mfr. no. 0020053310 | €60.43 | Made-to-order item | View & order |
Casing and panels for the Vaillant uniSTOR VIH RW 400/3 MR (2) all Vaillant casing and panels →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Vaillant casing parts cover for e.g. uniSTOR VIH RW 400/3 MR 0020249401 | 80500407 Mfr. no. 0020249401 | €121.99 | Made-to-order item | View & order |
| Vaillant front panel for uniSTOR VIH RW 400/3 MR 0020249446 | 80500560 Mfr. no. 0020249446 | €303.43 | Made-to-order item | View & order |
Insulation for the Vaillant uniSTOR VIH RW 400/3 MR (8) all Vaillant insulation →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Vaillant insulation for e.g. uniSTOR VIH RW 300/3 MR 0020249395 | 80500253 Mfr. no. 0020249395 | €47.47 | Made-to-order item | View & order |
| Vaillant insulation for e.g. uniSTOR VIH RW 400/3 MR 0020249393 | 80500403 Mfr. no. 0020249393 | €92.83 | Made-to-order item | View & order |
| Vaillant insulation for e.g. uniSTOR VIH RW 300/3 MR 0020249394 | 80500404 Mfr. no. 0020249394 | €67.99 | Made-to-order item | View & order |
| Vaillant insulation for e.g. uniSTOR VIH RW 400/3 MR 0020249388 | 80500549 Mfr. no. 0020249388 | €136.03 | Made-to-order item | View & order |
| Vaillant insulation for e.g. uniSTOR VIH RW 400/3 MR 0020249391 | 80500551 Mfr. no. 0020249391 | €123.07 | Made-to-order item | View & order |
| Vaillant insulation set | 80500415 Mfr. no. 0020258799 | €106.87 | Made-to-order item | View & order |
| Vaillant insulation cover for e.g. uniSTOR VIH RW 400/3 MR 0020249397 | 80500553 Mfr. no. 0020249397 | €282.91 | Made-to-order item | View & order |
| Vaillant flange insulation | 80500249 Mfr. no. 0020249366 | €47.47 | Made-to-order item | View & order |
Fixing material for the Vaillant uniSTOR VIH RW 400/3 MR (5) all Vaillant fixing material →
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Vaillant screw 0020081349, 10 pcs | 8053842 Mfr. no. 0020081349 | €52.87 | Made-to-order item | View & order |
| Vaillant clip 10 pcs for e.g. uniSTOR VIH RW 300/3 MR 0020249371 | 80500252 Mfr. no. 0020249371 | €36.67 | Made-to-order item | View & order |
| Vaillant screw 0020198257, 10 pcs | 80500054 Mfr. no. 0020198257 | €24.79 | Made-to-order item | View & order |
| Vaillant plug for e.g. uniSTOR VIH RW 300/3 BR 0020249364 | 80500117 Mfr. no. 0020249364 | €28.03 | Made-to-order item | View & order |
| Vaillant flange for e.g. uniSTOR VIH RW 300/3 BR 0020081347 | 8051947 Mfr. no. 0020081347 | €124.15 | Made-to-order item | View & order |
Other parts for the Vaillant uniSTOR VIH RW 400/3 MR (8)
| Part | Item no. / mfr. no. | Price | Stock | |
|---|---|---|---|---|
| Vaillant electric post-heater 2-6 kW 230/400V IP54 | 0160012 Mfr. no. 0020230734 | €782.95 | Made-to-order item | View & order |
| Vaillant extraction connector for e.g. uniSTOR VIH RW 300/3 MR 0020249461 | 80500408 Mfr. no. 0020249461 | €50.71 | Made-to-order item | View & order |
| Vaillant extraction connector for e.g. uniSTOR VIH RW 300/3 MR 0020249406 | 80500555 Mfr. no. 0020249406 | €136.03 | Made-to-order item | View & order |
| Vaillant collar 3 m | 80500255 Mfr. no. 0020249403 | €36.67 | Made-to-order item | View & order |
| Vaillant collar set | 80500248 Mfr. no. 0020249365 | €32.35 | Made-to-order item | View & order |
| Vaillant mains adapter | 80500400 Mfr. no. 0020249386 | €110.11 | Made-to-order item | View & order |
| Vaillant flange seal for e.g. uniSTOR VIH RW 300/3 BR 0020114940 | 8051956 Mfr. no. 0020114940 | €46.39 | Made-to-order item | View & order |
| Vaillant adjustable foot | 8054027 Mfr. no. 0020198221 | €23.71 | Made-to-order item | View & order |
Fault code on your Vaillant uniSTOR VIH RW 400/3 MR? This is the part type involved
Common Vaillant fault codes and the part type that is usually the cause; the parts for this model are listed above.
| Code | What is going on | Part type |
|---|---|---|
| F.070 | Replacement of the control PCB and display PCB | PCBs and controls |
| F.086 | Contact S20 on heat pump main PCB (HMU) open, incorrect high-limit thermostat setting, flow temperature sensor (heat pump, gas boiler, system sensor) reading too low | PCBs and controls |
| F.103 | Wrong thermostat PCB installed on the outdoor unit | PCBs and controls |
| F.194 | PCB mains adapter defective | PCBs and controls |
For guidance only: the same code can have a different cause depending on the situation.
Other Vaillant hot water cylinders
- Vaillant actoSTOR VIH CL 25 S 46
- Vaillant actoSTOR VIH QL 75 B 4
- Vaillant eloSTOR pro 10L VEH 10 /2-3 U 13
- Vaillant eloSTOR pro 15L VEN/H 15 /7-3 12
- Vaillant eloSTOR pro 30L VEN/H 30 /7-3 O 12
- Vaillant eloSTOR pro 50L VEH 50/8 -1 14
- Vaillant eloSTOR pro 80L VEH 80/8 -1 14
- Vaillant geoSTOR VDH 300/2 7
- Vaillant uniSTOR VIH R 120/6 H 12
- Vaillant uniSTOR VIH R 150/6 H 11
- Vaillant uniSTOR VIH R 200/6 H 12
- Vaillant uniSTOR VIH RW 200 20
Frequently asked questions
Which parts are available for the Vaillant uniSTOR VIH RW 400/3 MR?
The catalogue lists 29 original parts for the Vaillant uniSTOR VIH RW 400/3 MR, including PCBs and controls, anodes, cables and wiring harnesses, gaskets and seals. All parts are listed above, grouped by type, with part number and price.
How much does a PCB for the Vaillant uniSTOR VIH RW 400/3 MR cost?
The PCBs and controls for this model cost between €201.82 and €923.02 incl. VAT. Check the table "PCBs and controls" above for the right part number.
Are the parts for the Vaillant uniSTOR VIH RW 400/3 MR in stock?
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 Vaillant uniSTOR VIH RW 400/3 MR?
Search for the part by part number or use the exploded view of the Vaillant uniSTOR VIH RW 400/3 MR. Is your appliance showing a fault code? The fault code table shows the matching part type.
Are these original Vaillant parts?
Yes. All 29 parts in this list are original manufacturer parts for the Vaillant uniSTOR VIH RW 400/3 MR, delivered with the correct part number.
How much do parts for the Vaillant uniSTOR VIH RW 400/3 MR cost?
Parts for the Vaillant uniSTOR VIH RW 400/3 MR range from €8.47 to €923.02 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.