Vaillant HR Comfort VU-VUW 23/6 E spare parts

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In brief

Instalpunt supplies 91 original parts for the Vaillant HR Comfort VU-VUW 23/6 E, including fans, temperature sensors and NTC sensors, pressure sensors. Order online.

91Spare parts
14In stock
€6.36From
19Types
availableExploded view

Looking for parts for the Vaillant HR Comfort VU-VUW 23/6 E (boiler)? Below are all 91 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 Vaillant HR Comfort VU-VUW 23/6 E

Part	From	Delivery
Temperature sensor Vaillant NTC sensor VC/W T3110-282VU/WVHR	€52.87	In-stock items usually arrive within 3–5 working days, made-to-order items within 5–7 working days (a longer lead time is shown on the product page).
Pump Vaillant high-efficiency pump excl. pump cable for e.g. boiler VC 254/2 XE 0010032791	€325.03	In-stock items usually arrive within 3–5 working days, made-to-order items within 5–7 working days (a longer lead time is shown on the product page).

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.

Fans for the Vaillant HR Comfort VU-VUW 23/6 E (1) all Vaillant fans →

Part	Item no. / mfr. no.	Price	Stock
Vaillant fan VU-VUW 190153	8051896 Mfr. no. 190153	€393.07	Made-to-order item	View & order

Temperature sensors and NTC sensors for the Vaillant HR Comfort VU-VUW 23/6 E (1) all Vaillant temperature sensors and NTC sensors →

Part	Item no. / mfr. no.	Price	Stock
Vaillant NTC sensor VC/W T3110-282VU/WVHR	8052090 Mfr. no. 252805	€52.87	In stock	View & order

Pressure sensors for the Vaillant HR Comfort VU-VUW 23/6 E (1)

Part	Item no. / mfr. no.	Price	Stock
Vaillant pressure sensor VU/VUW 285530	8052225 Mfr. no. 285530	€240.79	Made-to-order item	View & order

Pumps for the Vaillant HR Comfort VU-VUW 23/6 E (1) all Vaillant pumps →

Part	Item no. / mfr. no.	Price	Stock
Vaillant high-efficiency pump excl. pump cable for e.g. boiler VC 254/2 XE 0010032791	80508273 Mfr. no. 0010032791	€325.03	In stock	View & order

Gas valves and gas control for the Vaillant HR Comfort VU-VUW 23/6 E (2) all Vaillant gas valves and gas control →

Part	Item no. / mfr. no.	Price	Stock
Vaillant gas valve VU/VUW A25	8053345 Mfr. no. 053465	€623.11	Made-to-order item	View & order
Vaillant gas section VU/VUW B300	8057518 Mfr. no. 053466	€510.79	Made-to-order item	View & order

PCBs and controls for the Vaillant HR Comfort VU-VUW 23/6 E (2) all Vaillant PCBs and controls →

Part	Item no. / mfr. no.	Price	Stock
Vaillant PCB (output) VU/VUW	8053310 Mfr. no. 130375	€215.95	Made-to-order item	View & order
Vaillant PCB (220V) VU/VUW	8053315 Mfr. no. 130380	€299.11	Made-to-order item	View & order

Ignition and ionisation for the Vaillant HR Comfort VU-VUW 23/6 E (1) all Vaillant ignition and ionisation →

Part	Item no. / mfr. no.	Price	Stock
Vaillant ignition electrode VU/VUW	8050623 Mfr. no. 043120	€72.31	Made-to-order item	View & order

Siphons and condensate drains for the Vaillant HR Comfort VU-VUW 23/6 E (1) all Vaillant siphons and condensate drains →

Part	Item no. / mfr. no.	Price	Stock
Vaillant siphon VU/VUW	8054865 Mfr. no. 011504	€36.67	Made-to-order item	View & order

Burners for the Vaillant HR Comfort VU-VUW 23/6 E (1) all Vaillant burners →

Part	Item no. / mfr. no.	Price	Stock
Vaillant burner VU/W23-28/6	8055315 Mfr. no. 049229	€290.47	Made-to-order item	View & order

Displays and controls for the Vaillant HR Comfort VU-VUW 23/6 E (2) all Vaillant displays and controls →

Part	Item no. / mfr. no.	Price	Stock
Vaillant front panel VU/W VC/W254-255E/2	8055951 Mfr. no. 078103	€267.79	Made-to-order item	View & order
Vaillant knob for e.g. combi boiler VCW 254 XE 0020107757	8050123 Mfr. no. 0020107757	€11.83	Made-to-order item	View & order

Valves for the Vaillant HR Comfort VU-VUW 23/6 E (2) all Vaillant valves →

Part	Item no. / mfr. no.	Price	Stock
Vaillant automatic air vent	8050850 Mfr. no. 061707	€42.07	In stock	View & order
Vaillant bypass valve 2,5m VU/W, VC/W254-255E	8051685 Mfr. no. 150221	€53.95	Made-to-order item	View & order

Pressure gauges for the Vaillant HR Comfort VU-VUW 23/6 E (1) all Vaillant pressure gauges →

Part	Item no. / mfr. no.	Price	Stock
Vaillant pressure gauge including pipe cap VC/W 254255	8056105 Mfr. no. 101272	€61.51	Made-to-order item	View & order

Electrical parts for the Vaillant HR Comfort VU-VUW 23/6 E (4) all Vaillant electrical parts →

Part	Item no. / mfr. no.	Price	Stock
Vaillant fuse 2.0A T2H 10 pcs for ecoTEC plus and ecoTEC pro etc.	8050127 Mfr. no. 0020067507	€19.39	In stock	View & order
Vaillant ignition transformer VU-VUW MAG Turbo 275EW B300	8051155 Mfr. no. 091246	€76.63	Made-to-order item	View & order
Vaillant fuse 1,0at 10 pcs VU/W	8058558 Mfr. no. 251963	€29.11	Made-to-order item	View & order
Vaillant fuse 50at 10 pcs VU/W	8058559 Mfr. no. 251964	€29.11	Made-to-order item	View & order

Cables and wiring harnesses for the Vaillant HR Comfort VU-VUW 23/6 E (2) all Vaillant cables and wiring harnesses →

Part	Item no. / mfr. no.	Price	Stock
Vaillant cable VU/W after 06-96	8058573 Mfr. no. 255758	€25.87	Made-to-order item	View & order
Vaillant ignition cable VU/VUW	8052246 Mfr. no. 733244	€46.39	Made-to-order item	View & order

Gasket sets for the Vaillant HR Comfort VU-VUW 23/6 E (2) all Vaillant gasket sets →

Part	Item no. / mfr. no.	Price	Stock
Vaillant gasket set VU/VUW24-28	8053341 Mfr. no. 283824	€49.63	Made-to-order item	View & order
Vaillant gasket set side	8050834 Mfr. no. 0020133788	€75.55	Made-to-order item	View & order

Gaskets and seals for the Vaillant HR Comfort VU-VUW 23/6 E (20) all Vaillant gaskets and seals →

Part	Item no. / mfr. no.	Price	Stock
Vaillant ignition pin gasket VHR for ecoTEC plus and ecoTEC pro etc.	8052535 Mfr. no. 981330	€16.15	In stock	View & order
Vaillant gasket 80mm VU/WVHR	8055165 Mfr. no. 980615	€24.79	In stock	View & order
Vaillant gasket 3/4" (10 pcs) for ecoTEC plus and ecoTEC pro etc.	8052292 Mfr. no. 981140	€17.23	In stock	View & order
Vaillant O-ring R 7x15 (10 pcs)	8057040 Mfr. no. 981155	€16.15	In stock	View & order
Vaillant O-ring (10 pcs) for e.g. hrSOLIDE VHR 24-28 C 981163	8057046 Mfr. no. 981163	€16.15	In stock	View & order
Vaillant pump O-ring 23 x 3 mm 254/2XE 10 pcs	8055146 Mfr. no. 981234	€18.31	In stock	View & order
Vaillant gasket (10 pcs) for e.g. hrSOLIDE VHR 24-28 C 981151	8057036 Mfr. no. 981151	€16.15	In stock	View & order
Vaillant O-ring R21x25 (10 pcs)	8052812 Mfr. no. 981175	€16.15	In stock	View & order
Vaillant O-ring R 23 x 3 mm	8050062 Mfr. no. 0020107696	€25.87	Made-to-order item	View & order
Vaillant gasket ring 10 pcs for ecoTEC plus (e.g. hrSOLIDE VHR 24-28 C) 981158	8057156 Mfr. no. 981158	€24.79	Made-to-order item	View & order
Vaillant gasket 24 x 17 x 15 mm (10 pcs)	8052601 Mfr. no. 981152	€24.79	Made-to-order item	View & order
Vaillant gasket (10 pcs) for e.g. hrEXCLUSIEF VHR 35 S 981154	8057039 Mfr. no. 981154	€24.79	Made-to-order item	View & order
Vaillant gasket R 70X62 x 8 mm	8050122 Mfr. no. 0020107714	€11.83	Made-to-order item	View & order
Vaillant gasket 10 pcs for e.g. boiler VC 280 XE (TTB) 981157	8058887 Mfr. no. 981157	€25.87	Made-to-order item	View & order
Vaillant gasket VU/W	8057101 Mfr. no. 981228	€34.51	Made-to-order item	View & order
Vaillant gasket d-63mm VU/W	8055160 Mfr. no. 981248	€48.55	Made-to-order item	View & order
Vaillant gasket oval	8050088 Mfr. no. 0020107717	€11.83	Made-to-order item	View & order
Vaillant gasket for e.g. hrSOLIDE VHR 24-28 C 0020085467	8054634 Mfr. no. 0020085467	€23.71	Made-to-order item	View & order
Vaillant compression ring 3/4"	8053370 Mfr. no. 080184	€11.83	Made-to-order item	View & order
Vaillant sleeve VU/W	8056564 Mfr. no. 194125	€31.27	Made-to-order item	View & order

Pipes, tubes and hoses for the Vaillant HR Comfort VU-VUW 23/6 E (9) all Vaillant pipes, tubes and hoses →

Part	Item no. / mfr. no.	Price	Stock
Vaillant compression coupling 3/4"x 20 mm	8050989 Mfr. no. 080074	€37.75	In stock	View & order
Vaillant connection pipe VC/W255E	8056300 Mfr. no. 084138	€71.23	Made-to-order item	View & order
Vaillant fixing nipple VU/W VC/W254-255E	8052236 Mfr. no. 0020107734	€11.83	Made-to-order item	View & order
Vaillant flue gas pipe VU/W 146014	8055700 Mfr. no. 146014	€128.47	Made-to-order item	View & order
Vaillant control line VU/W VC/W254-255E	8054485 Mfr. no. 088959	€31.27	Made-to-order item	View & order
Vaillant bend 45 degrees 1 pc VU/W	8058655 Mfr. no. 284714	€98.23	Made-to-order item	View & order
Vaillant condensate drain pipe VU/W	8056643 Mfr. no. 011597	€34.51	Made-to-order item	View & order
Vaillant return pipe	8057897 Mfr. no. 084059	€66.91	Made-to-order item	View & order
Vaillant union nut 3/4"	8053360 Mfr. no. 080177	€24.79	Made-to-order item	View & order

Casing and panels for the Vaillant HR Comfort VU-VUW 23/6 E (4) all Vaillant casing and panels →

Part	Item no. / mfr. no.	Price	Stock
Vaillant cap vu/VC 254 XE	8054915 Mfr. no. 147387	€24.79	Made-to-order item	View & order
Vaillant cover for e.g. HR Comfort VU-VUW 23/6 E 076197	90170432 Mfr. no. 076197	€138.19	Made-to-order item	View & order
Vaillant lower door VU/W VC/W254-255E/2	8055950 Mfr. no. 078104	€168.43	Made-to-order item	View & order
Vaillant plate	8058255 Mfr. no. 139438	€12.91	Made-to-order item	View & order

Fixing material for the Vaillant HR Comfort VU-VUW 23/6 E (22) all Vaillant fixing material →

Part	Item no. / mfr. no.	Price	Stock
Vaillant retainer for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 0020107694	8050116 Mfr. no. 0020107694	€29.11	In stock	View & order
Vaillant screw 202622	8055362 Mfr. no. 0020107716	€12.91	Made-to-order item	View & order
Vaillant fixing clip lower door VU/W,VC/W254-255E	8050076 Mfr. no. 0020107731	€11.83	Made-to-order item	View & order
Vaillant screw 48 x 95 drill hole 4 mm	8050117 Mfr. no. 0020107695	€23.71	Made-to-order item	View & order
Vaillant retainer VUW/VCW254XE/255E 085752	8054460 Mfr. no. 0020107785	€51.79	Made-to-order item	View & order
Vaillant retaining ring VUW VCW254-255/2/3 CWK 245/3 VHR45	8050119 Mfr. no. 0020107709	€11.83	Made-to-order item	View & order
Vaillant flange VUW VCW254-255E 082424	8050998 Mfr. no. 082424	€60.43	Made-to-order item	View & order
Vaillant hinge VU/W VC/W254-255E	8051046 Mfr. no. 0020107721	€23.71	Made-to-order item	View & order
Vaillant hinge VU/W VC/W 254-255E	8055130 Mfr. no. 088019	€33.43	Made-to-order item	View & order
Vaillant screw 138918	8058239 Mfr. no. 138918	€11.83	Made-to-order item	View & order
Vaillant screw 139228	8058246 Mfr. no. 139228	€12.91	Made-to-order item	View & order
Vaillant closure	8050003 Mfr. no. 0020107720	€24.79	Made-to-order item	View & order
Vaillant screw 0020133833, 10 pcs	8050305 Mfr. no. 0020133833	€23.71	Made-to-order item	View & order
Vaillant screw 0020235950, 10 pcs	90170466 Mfr. no. 0020235950	€24.79	Made-to-order item	View & order
Vaillant bracket VU-VUW	8055145 Mfr. no. 154146	€53.95	Made-to-order item	View & order
Vaillant clamp VU/W after 05-96	8058380 Mfr. no. 188687	€12.91	Made-to-order item	View & order
Vaillant clamping band 955 x 55 mm VU/W	8055155 Mfr. no. 282549	€46.39	Made-to-order item	View & order
Vaillant clamping band 955 x Z55 mm VU/W	8055150 Mfr. no. 282547	€56.11	Made-to-order item	View & order
Vaillant clamping spring	8055296 Mfr. no. 126174	€12.91	Made-to-order item	View & order
Vaillant nut for e.g. HR Comfort VU-VUW 23-28/6 E 114622	8058111 Mfr. no. 114622	€12.91	Made-to-order item	View & order
Vaillant nut for e.g. HR Comfort VU-VUW 23-28/6 E 114808	8058116 Mfr. no. 114808	€12.91	Made-to-order item	View & order
Vaillant screw connection for e.g. boiler VC 254/2 XE 0020107735	8050136 Mfr. no. 0020107735	€33.43	Made-to-order item	View & order

Other parts for the Vaillant HR Comfort VU-VUW 23/6 E (12)

Part	Item no. / mfr. no.	Price	Stock
Vaillant electrode sealing cap VU/W	8053350 Mfr. no. 252606	€58.27	Made-to-order item	View & order
Vaillant bush old no.:124870	8051395 Mfr. no. 0020228104	€26.95	Made-to-order item	View & order
Vaillant collar for pitched roof	8050377 Mfr. no. 009076	€77.71	Made-to-order item	View & order
Vaillant collar for flat roof	8050379 Mfr. no. 009056	€55.03	Made-to-order item	View & order
Vaillant gasket siphon cup	80599921 Mfr. no. 0010047533	€26.95	Made-to-order item	View & order
Vaillant retainer VUW254/255E	8055295 Mfr. no. 154149	€11.83	Made-to-order item	View & order
Vaillant fixing nipple VU/W VC/W254-255E	8050114 Mfr. no. 0020107706	€11.83	Made-to-order item	View & order
Vaillant hook for e.g. boiler VC 254/2 XE 144306	8050407 Mfr. no. 144306	€11.83	Made-to-order item	View & order
Vaillant sight glass insert VU/W	8056048 Mfr. no. 161242	€48.55	Made-to-order item	View & order
Vaillant air injector 32.20 VU/W23/	8056558 Mfr. no. 075348	€59.35	Made-to-order item	View & order
Vaillant strip VU/VUW/VCW254XE	8053522 Mfr. no. 195983	€11.83	Made-to-order item	View & order
Vaillant fuse 0.125 AT VU/W	8052059 Mfr. no. 251909	€12.91	Made-to-order item	View & order

Exploded views of the Vaillant HR Comfort VU-VUW 23/6 E

Click an exploded view to enlarge it. The position numbers are shown next to each part.

Fault code on your Vaillant HR Comfort VU-VUW 23/6 E? 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. All codes explained: Vaillant fault codes.

Code	What is going on	Part type
F.01	Ignition fault (no flame detection), no gas / gas tap closed, no ignition	Ignition and ionisation
F.037	Obstruction in the product's air duct, fan motor defective or not connected, connection between the main PCB and the fan PCB damaged or interrupted	Fans
F.04	Fan fault	Fans
F.042	The product coding resistor is defective or missing, fan motor defective or not connected, plug X25 not connected or connected incorrectly	Fans
F.05	High-limit fault, flow temperature too high (pump not running, but has voltage)	Pumps
F.070	Replacement of the control PCB and display PCB	PCBs and controls

For guidance only: the same code can have a different cause depending on the situation.

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Frequently asked questions

Which parts are available for the Vaillant HR Comfort VU-VUW 23/6 E?

The catalogue lists 91 original parts for the Vaillant HR Comfort VU-VUW 23/6 E, including fans, temperature sensors and NTC sensors, pressure sensors, pumps. All parts are listed above, grouped by type, with part number and price.

How much does a fan for the Vaillant HR Comfort VU-VUW 23/6 E cost?

The fans for this model cost €496.79 incl. VAT. Check the table "Fans" above for the right part number.

Are the parts for the Vaillant HR Comfort VU-VUW 23/6 E in stock?

14 of the 91 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 Vaillant HR Comfort VU-VUW 23/6 E?

Search for the part by part number or use the exploded view of the Vaillant HR Comfort VU-VUW 23/6 E.

Are these original Vaillant parts?

Yes. All 91 parts in this list are original manufacturer parts for the Vaillant HR Comfort VU-VUW 23/6 E, delivered with the correct part number.

How much do parts for the Vaillant HR Comfort VU-VUW 23/6 E cost?

Parts for the Vaillant HR Comfort VU-VUW 23/6 E range from €6.36 to €780.47 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.