Vaillant Combi boiler Turbo CWK 245/4-5 R3 spare parts

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In brief

Instalpunt supplies 115 original parts for the Vaillant Combi boiler Turbo CWK 245/4-5 R3, including fans, temperature sensors and NTC sensors, pressure sensors. Order online.

115Spare parts
38In stock
€13.57From
23Types
availableExploded view

Looking for parts for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (boiler)? Below are all 115 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 Combi boiler Turbo CWK 245/4-5 R3

Part	From	Delivery
Fan Vaillant fan VC/W255/3CWK245/3	€216.31	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).
Ignition part Vaillant electrode ignition and monitoring for e.g. combi boiler Turbo VCW 255/4-7 0020068047	€76.00	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).
Pressure sensor Vaillant pressure sensor VHR18-22/3C24-28/3C VHR CW3 4/3 for ecoTEC plus and ecoTEC pro etc.	€22.44	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).
Flow sensor Vaillant flow sensor complete VHR18-22/3C24-28/3C VHR CW3 4/3 for ecoTEC plus and ecoTEC pro etc.	€59.93	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).
Temperature sensor Vaillant NTC sensor 19 mm for ecoTEC plus	€27.80	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. combi boiler Turbo CWK 245/4-5 R4 0010030669	€249.52	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).
Heat exchanger Vaillant plate heat exchanger (13 plates)	€114.55	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).
Display Vaillant knob set 3-piece (grey)	€26.72	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.

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Fans for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (2) all Vaillant fans →

Part	Item no. / mfr. no.	Price	Stock
Vaillant fan VC/W255/3CWK245/3	8056613 Mfr. no. 190237	€216.31	In stock	View & order
Rewind refurbished fan for Vaillant CWK (190237)	8930195	€199.18	Made-to-order item	View & order

Temperature sensors and NTC sensors for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (2) all Vaillant temperature sensors and NTC sensors →

Part	Item no. / mfr. no.	Price	Stock
Vaillant NTC sensor plate heat exchanger VHR/3C for ecoTEC pro and ecoTEC plus etc.	8058947 Mfr. no. 103430	€36.37	In stock	View & order
Vaillant NTC sensor 19 mm for ecoTEC plus	8051369 Mfr. no. 0020068120	€27.80	In stock	View & order

Pressure sensors for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (1)

Part	Item no. / mfr. no.	Price	Stock
Vaillant pressure sensor VHR18-22/3C24-28/3C VHR CW3 4/3 for ecoTEC plus and ecoTEC pro etc.	8058957 Mfr. no. 0020059717	€22.44	In stock	View & order

Flow sensors and flow switches for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (1) all Vaillant flow sensors and flow switches →

Part	Item no. / mfr. no.	Price	Stock
Vaillant flow sensor complete VHR18-22/3C24-28/3C VHR CW3 4/3 for ecoTEC plus and ecoTEC pro etc.	8058952 Mfr. no. 178988	€59.93	In stock	View & order

Pressure switches and differential pressure switches for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (1) all Vaillant pressure switches and differential pressure switches →

Part	Item no. / mfr. no.	Price	Stock
Vaillant air pressure switch 255/4-7	8053411 Mfr. no. 0020041905	€61.00	In stock	View & order

Pumps for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (1) all Vaillant pumps →

Part	Item no. / mfr. no.	Price	Stock
Vaillant high-efficiency pump excl. pump cable for e.g. combi boiler Turbo CWK 245/4-5 R4 0010030669	80508262 Mfr. no. 0010030669	€249.52	In stock	View & order

Heat exchangers for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (2) all Vaillant heat exchangers →

Part	Item no. / mfr. no.	Price	Stock
Vaillant plate heat exchanger (13 plates)	8058977 Mfr. no. 0020020018	€114.55	In stock	View & order
Vaillant heat exchanger for e.g. combi boiler Turbo VCW 255/4-7 0020068062	8053398 Mfr. no. 0020068062	€316.99	Made-to-order item	View & order

Gas valves and gas control for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (1) all Vaillant gas valves and gas control →

Part	Item no. / mfr. no.	Price	Stock
Vaillant gas section H with regulator	8053396 Mfr. no. 0020053968	€305.21	In stock	View & order

PCBs and controls for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (2) all Vaillant PCBs and controls →

Part	Item no. / mfr. no.	Price	Stock
Vaillant PCB for e.g. thermoCOMPACT VCW 254/4-7 0020059213	8051366 Mfr. no. 0020059213	€340.55	In stock	View & order
Vaillant controller protection grey	8055022 Mfr. no. 0020130489	€26.72	Made-to-order item	View & order

Diverter valves and hydroblocks for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (1) all Vaillant diverter valves and hydroblocks →

Part	Item no. / mfr. no.	Price	Stock
Vaillant three-way valve R3 brass (without adapter cable) for ecoTEC plus and ecoTEC	8050175 Mfr. no. 0020132683	€152.58	In stock	View & order

Ignition and ionisation for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (1) all Vaillant ignition and ionisation →

Part	Item no. / mfr. no.	Price	Stock
Vaillant electrode ignition and monitoring for e.g. combi boiler Turbo VCW 255/4-7 0020068047	8053392 Mfr. no. 0020068047	€76.00	In stock	View & order

Burners for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (2) all Vaillant burners →

Part	Item no. / mfr. no.	Price	Stock
Vaillant burner Turbo 24kW	8053391 Mfr. no. 0020068046	€406.96	Made-to-order item	View & order
Vaillant burner rail A25 VC/W 255E/2/3 CWK 245/3	8055425 Mfr. no. 183608	€135.97	Made-to-order item	View & order

Displays and controls for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (2) all Vaillant displays and controls →

Part	Item no. / mfr. no.	Price	Stock
Vaillant knob set 3-piece (grey)	8057245 Mfr. no. 0020048969	€26.72	In stock	View & order
Vaillant display PCB VHR/3	8058945 Mfr. no. 0020056561	€138.12	Made-to-order item	View & order

Filters for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (1) all Vaillant filters →

Part	Item no. / mfr. no.	Price	Stock
Vaillant heating strainer complete	8051433 Mfr. no. 179030	€12.80	In stock	View & order

Valves for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (4) all Vaillant valves →

Part	Item no. / mfr. no.	Price	Stock
Vaillant bypass valve assembly	8051484 Mfr. no. 178980	€40.66	In stock	View & order
Vaillant air vent for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 0010033857	80501293 Mfr. no. 0010033857	€44.94	Made-to-order item	View & order
Vaillant shut-off valve	8053403 Mfr. no. 0020039078	€23.52	Made-to-order item	View & order
Vaillant water flow limiter 7,3l VCW254-255/3	8056623 Mfr. no. 012984	€48.14	Made-to-order item	View & order

Electrical parts for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (2) 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	€19.22	In stock	View & order
Vaillant strain relief	8051468 Mfr. no. 078533	€48.14	Made-to-order item	View & order

Cables and wiring harnesses for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (5) all Vaillant cables and wiring harnesses →

Part	Item no. / mfr. no.	Price	Stock
Vaillant pump connection cable for e.g. hrSOLIDE/3 VHR 24-28/3 C 0010032759	80508220 Mfr. no. 0010032759	€23.52	In stock	View & order
Vaillant wiring harness for 255/4-7	8050043 Mfr. no. 0020115614	€103.85	Made-to-order item	View & order
Vaillant cable for e.g. thermoCOMPACT VCW 254/4-7 0020041932	8053358 Mfr. no. 0020041932	€27.80	Made-to-order item	View & order
Vaillant wiring harness VCq classic	8050836 Mfr. no. 0020128699	€67.43	Made-to-order item	View & order
Vaillant connecting plugs VC/W254/2XE255/2E	8058570 Mfr. no. 253815	€52.43	Made-to-order item	View & order

Gasket sets for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (1) all Vaillant gasket sets →

Part	Item no. / mfr. no.	Price	Stock
Vaillant gasket set for e.g. combi boiler Turbo VCW 255/4-7 0020041904	8053405 Mfr. no. 0020041904	€25.66	Made-to-order item	View & order

Gaskets and seals for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (18) all Vaillant gaskets and seals →

Part	Item no. / mfr. no.	Price	Stock
Vaillant sealing ring C-type (10 pcs) for ecoTEC plus and ecoTEC pro etc.	8051435 Mfr. no. 178969	€20.30	In stock	View & order
Vaillant gasket 3/4" (10 pcs) for ecoTEC plus and ecoTEC pro etc.	8052292 Mfr. no. 981140	€17.09	In stock	View & order
Vaillant lip ring 80mm VHR354565	8057020 Mfr. no. 981227	€19.76	In stock	View & order
Vaillant gasket 1/2" (10 pcs) for ecoTEC plus and ecoTEC pro etc.	8057027 Mfr. no. 981142	€16.02	In stock	View & order
Vaillant O-ring (10 pcs) for e.g. hrSOLIDE VHR 24-28 C 981163	8057046 Mfr. no. 981163	€16.02	In stock	View & order
Vaillant O-ring per 10 pcs for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 178991	8051432 Mfr. no. 178991	€24.59	In stock	View & order
Vaillant O-ring per 10 pcs for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 193537	8051461 Mfr. no. 193537	€34.22	In stock	View & order
Vaillant sealing ring per 10 pcs for ecoTEC plus and ecoTEC pro etc. (e.g. hrSOLIDE plus VHR 24-28/3-5 R3) 193535	8051467 Mfr. no. 193535	€36.37	In stock	View & order
Vaillant gasket VC/W255/3CWK245/3 for e.g. combi boiler Turbo VCW 255/4-7 981260	8056614 Mfr. no. 981260	€17.09	In stock	View & order
Vaillant gasket ring set 10 pcs for ecoTEC plus and ecoTEC pro etc.	8051476 Mfr. no. 193539	€44.94	In stock	View & order
Vaillant O-ring (10 pcs) for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 981165	8057048 Mfr. no. 981165	€21.37	In stock	View & order
Vaillant O-ring for e.g. thermoCOMPACT VCW 254/4-7 0020107693	8050081 Mfr. no. 0020107693	€29.94	Made-to-order item	View & order
Vaillant O-ring (10 pcs) for e.g. hrSOLIDE VHR 24-28 C 981166	8057049 Mfr. no. 981166	€24.59	Made-to-order item	View & order
Vaillant O-ring (10 pcs) for e.g. thermoCOMPACT VCW 254/4-7 981170	8052705 Mfr. no. 981170	€18.16	In stock	View & order
Vaillant gasket for e.g. hrSOLIDE VHR 24-28 C 0020085467	8054634 Mfr. no. 0020085467	€23.52	Made-to-order item	View & order
Vaillant seal 10 pcs for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 178986	8053371 Mfr. no. 178986	€24.59	Made-to-order item	View & order
Vaillant guide plate for e.g. combi boiler Turbo VCW 255/4-7 981307	8053393 Mfr. no. 981307	€25.66	Made-to-order item	View & order
Vaillant sealing ring per 10 pcs for ecoTEC plus and ecoTEC pro etc. (e.g. hrSOLIDE plus VHR 24-28/3-5 R3) 178993	8051419 Mfr. no. 178993	€23.52	Made-to-order item	View & order

Pipes, tubes and hoses for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (20) all Vaillant pipes, tubes and hoses →

Part	Item no. / mfr. no.	Price	Stock
Vaillant connector VHR3/C	8058964 Mfr. no. 179031	€77.06	In stock	View & order
Vaillant connection pipe (flow)	8051473 Mfr. no. 179033	€43.86	In stock	View & order
Vaillant connection pipe (return) for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 180999	8051474 Mfr. no. 180999	€44.94	In stock	View & order
Vaillant connection pipe (cold water) for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 117306	8051477 Mfr. no. 117306	€44.94	In stock	View & order
Vaillant connection pipe (hot water)	8051479 Mfr. no. 179034	€49.22	In stock	View & order
Vaillant air vent nipple	8051596 Mfr. no. 140015	€24.59	Made-to-order item	View & order
Vaillant connection piece 80mm flue	8050039 Mfr. no. 0020107492	€108.13	Made-to-order item	View & order
Vaillant connection pipe complete for e.g. combi boiler Turbo VCW 255/4-7 022697	8057416 Mfr. no. 022697	€70.64	Made-to-order item	View & order
Vaillant connection pipe (cold water) for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 179037	8051583 Mfr. no. 179037	€92.06	Made-to-order item	View & order
Vaillant connection pipe (return) for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 179036	8051577 Mfr. no. 179036	€49.22	Made-to-order item	View & order
Vaillant connection piece complete for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 179032	8051578 Mfr. no. 179032	€69.58	Made-to-order item	View & order
Vaillant connection piece complete for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 179035	8051581 Mfr. no. 179035	€71.71	Made-to-order item	View & order
Vaillant flexible set	8053409 Mfr. no. 0020041906	€25.66	Made-to-order item	View & order
Vaillant pipe for e.g. combi boiler Turbo VCW 255/4-7 0020068055	8053397 Mfr. no. 0020068055	€71.71	Made-to-order item	View & order
Vaillant pipe for e.g. combi boiler Turbo VCW 255/4-7 0020068102	8053401 Mfr. no. 0020068102	€76.00	Made-to-order item	View & order
Vaillant pipe for e.g. thermoCOMPACT VCW 254/4-7 0020068103	8053362 Mfr. no. 0020068103	€57.79	Made-to-order item	View & order
Vaillant pipe for e.g. combi boiler Turbo VCW 255/4-7 0020068107	8053395 Mfr. no. 0020068107	€96.35	Made-to-order item	View & order
Vaillant pipe for e.g. thermoCOMPACT VCW 254/4-7 0020068111	8053363 Mfr. no. 0020068111	€36.37	Made-to-order item	View & order
Vaillant gas pipe for e.g. thermoCOMPACT VCW 254/4-7 0020039061	8053388 Mfr. no. 0020039061	€67.43	Made-to-order item	View & order
Vaillant flue connection piece 80 mm VC/W255/3 CWK245/3	8058299 Mfr. no. 147772	€95.28	Made-to-order item	View & order

Casing and panels for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (11) all Vaillant casing and panels →

Part	Item no. / mfr. no.	Price	Stock
Vaillant rear wall 24kw	8053399 Mfr. no. 0020068066	€268.79	Made-to-order item	View & order
Vaillant protection for e.g. thermoCOMPACT VCW 254/4-7 0020068073	8053378 Mfr. no. 0020068073	€34.22	Made-to-order item	View & order
Vaillant cover for e.g. thermoCOMPACT VCW 254/4-7 0020039076	8053376 Mfr. no. 0020039076	€138.12	Made-to-order item	View & order
Vaillant cover VC/W255/3 CWK245/3	8057752 Mfr. no. 078950	€103.85	Made-to-order item	View & order
Vaillant guide plate for e.g. combi boiler Turbo VCW 255/4-7 0020068048	8059474 Mfr. no. 0020068048	€24.59	Made-to-order item	View & order
Vaillant case for e.g. hrSOLIDE/3 VHR 24-28/3 C 0020041164	8053253 Mfr. no. 0020041164	€91.00	Made-to-order item	View & order
Vaillant logo plate VC/W254-255/3 CWK245/3	8057191 Mfr. no. 118096	€48.14	Made-to-order item	View & order
Vaillant panel for e.g. thermoCOMPACT VCW 254/4-7 0020039074	8053373 Mfr. no. 0020039074	€96.35	Made-to-order item	View & order
Vaillant plate	8058255 Mfr. no. 139438	€12.80	Made-to-order item	View & order
Vaillant plate set	8053374 Mfr. no. 0020068070	€29.94	Made-to-order item	View & order
Vaillant front panel for e.g. thermoCOMPACT VCW 254/4-7 0020039073	8053372 Mfr. no. 0020039073	€207.74	Made-to-order item	View & order

Insulation for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (1) all Vaillant insulation →

Part	Item no. / mfr. no.	Price	Stock
Vaillant insulation complete VC/W255/3 CWK245/3 075973	8056653 Mfr. no. 075973	€99.56	Made-to-order item	View & order

Fixing material for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (27) all Vaillant fixing material →

Part	Item no. / mfr. no.	Price	Stock
Vaillant mounting plate plate heat exchanger	8051502 Mfr. no. 178965	€135.97	In stock	View & order
Vaillant retainer for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 0020107694	8050116 Mfr. no. 0020107694	€28.87	In stock	View & order
Vaillant screw 48 x 95 drill hole 4 mm	8050117 Mfr. no. 0020107695	€23.52	Made-to-order item	View & order
Vaillant fixing set for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 0020130588	8055023 Mfr. no. 0020130588	€24.59	Made-to-order item	View & order
Vaillant screw TTB 8 x 4 mm MAG	8051980 Mfr. no. 235739	€12.80	Made-to-order item	View & order
Vaillant screw complete per 10 pcs	8051418 Mfr. no. 178967	€25.66	Made-to-order item	View & order
Vaillant screw set of 10 pcs for drill hole 3 mm	8051572 Mfr. no. 193538	€24.59	Made-to-order item	View & order
Vaillant screw long	8053369 Mfr. no. 0020041941	€31.01	Made-to-order item	View & order
Vaillant bolt 133930	8056496 Mfr. no. 0020107733	€11.74	Made-to-order item	View & order
Vaillant screw 0020133833, 10 pcs	8050305 Mfr. no. 0020133833	€23.52	Made-to-order item	View & order
Vaillant retaining spring for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 178981	8051422 Mfr. no. 178981	€25.66	Made-to-order item	View & order
Vaillant retaining spring for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 178966	8051421 Mfr. no. 178966	€25.66	Made-to-order item	View & order
Vaillant retaining spring per 10 pcs for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 178992	8051436 Mfr. no. 178992	€48.14	Made-to-order item	View & order
Vaillant handle for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 0020068071	8053375 Mfr. no. 0020068071	€58.86	Made-to-order item	View & order
Vaillant holder for e.g. thermoCOMPACT VCW 254/4-7 0020039072	8053382 Mfr. no. 0020039072	€52.43	Made-to-order item	View & order
Vaillant holder for e.g. thermoCOMPACT VCW 254/4-7 0020039079	8053379 Mfr. no. 0020039079	€23.52	Made-to-order item	View & order
Vaillant seal 10 pcs for e.g. combi boiler Turbo VCW 255/4-7 0020068094	8053394 Mfr. no. 0020068094	€25.66	Made-to-order item	View & order
Vaillant holder 24kw	8053412 Mfr. no. 0020068093	€64.21	Made-to-order item	View & order
Vaillant holder complete for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 178984	8051485 Mfr. no. 178984	€76.00	Made-to-order item	View & order
Vaillant holder per 2 pcs	8051413 Mfr. no. 193536	€23.52	Made-to-order item	View & order
Vaillant nut (4 pcs) VHR	8058113 Mfr. no. 193598	€31.01	Made-to-order item	View & order
Vaillant hinge for e.g. thermoCOMPACT VCW 254/4-7 0020039077	8053377 Mfr. no. 0020039077	€47.08	Made-to-order item	View & order
Vaillant plug for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 0020020489	8053414 Mfr. no. 0020020489	€23.52	Made-to-order item	View & order
Vaillant plug for e.g. hrPRO CW 3/3 0020020488	8059490 Mfr. no. 0020020488	€24.59	Made-to-order item	View & order
Vaillant plug for e.g. thermoCOMPACT VCW 254/4-7 0020041940	8053359 Mfr. no. 0020041940	€23.52	Made-to-order item	View & order
Vaillant plug 5 pcs	8053408 Mfr. no. 0020020013	€28.87	Made-to-order item	View & order
Vaillant plug complete for e.g. hrSOLIDE/3 VHR 24-28/3 C 180981	8051414 Mfr. no. 180981	€23.52	Made-to-order item	View & order

Other parts for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 (6)

Part	Item no. / mfr. no.	Price	Stock
Vaillant pitot tube VC/W255/3CWK245/3	8056615 Mfr. no. 0020080204	€46.01	In stock	View & order
Vaillant water strainer VCW254-255/3CWK245/3	8056622 Mfr. no. 074514	€16.02	In stock	View & order
Vaillant measuring orifice	8050038 Mfr. no. 0020107493	€53.51	Made-to-order item	View & order
Vaillant sight glass	8053406 Mfr. no. 0020020011	€23.52	Made-to-order item	View & order
Vaillant magnet for e.g. hrSOLIDE plus VHR 24-28/3-5 R3 0020068136	8059531 Mfr. no. 0020068136	€27.80	Made-to-order item	View & order
Vaillant spacer for e.g. thermoCOMPACT VCW 254/4-7 0020039080	8053381 Mfr. no. 0020039080	€23.52	Made-to-order item	View & order

Exploded views of the Vaillant Combi boiler Turbo CWK 245/4-5 R3

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

Fault code on your Vaillant Combi boiler Turbo CWK 245/4-5 R3? 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.042	Break in the heat exchanger wiring harness	Heat exchangers
F.05	High-limit fault, flow temperature too high (pump not running, but has voltage)	Pumps

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 Combi boiler Turbo CWK 245/4-5 R3?

The catalogue lists 115 original parts for the Vaillant Combi boiler Turbo CWK 245/4-5 R3, including fans, temperature sensors and NTC sensors, pressure sensors, flow sensors and flow switches. All parts are listed above, grouped by type, with part number and price.

How much does a fan for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 cost?

The fans for this model cost between €199.18 and €216.31 incl. VAT. Check the table "Fans" above for the right part number.

Are the parts for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 in stock?

38 of the 115 parts are in stock; shipping €9.95 to Austria, Denmark, Italy, Spain and Sweden and €12.95 to the other EU countries, free from €199, 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 Combi boiler Turbo CWK 245/4-5 R3?

Search for the part by part number or use the exploded view of the Vaillant Combi boiler Turbo CWK 245/4-5 R3.

Are these original Vaillant parts?

Yes. All 115 parts in this list are original manufacturer parts for the Vaillant Combi boiler Turbo CWK 245/4-5 R3, delivered with the correct part number.

How much do parts for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 cost?

Parts for the Vaillant Combi boiler Turbo CWK 245/4-5 R3 range from €11.74 to €406.96 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.