Description
Genuine Vokera 1789 Heating Return Valve
The Vokera 1789 Heating Return Valve is a genuine replacement component designed for selected Vokera Mynute and Linea boilers.
Also referred to as the heating return cock, this valve forms an important part of the boiler’s hydraulic system, controlling the return flow of central heating water. Replacing a worn or damaged valve with a genuine Vokera part helps maintain efficient circulation, prevents leaks, and ensures reliable boiler performance.
Manufactured to Vokera’s original equipment standards, this replacement valve provides the correct fit, dependable operation, and long service life.
Product Details
- Manufacturer: Vokera
- Part Number: 1789
- Product Type: Heating Return Valve / Heating Return Cock
- Condition: Brand New Genuine Part
- Warranty: 12 Months
Compatibility
Compatible with selected Vokera boiler models, including:
| Fits Appliance(s) | GC No. |
| Compact 24 SE Revision 8 (07/2014) | 47-364-06 |
| Compact 25 A Din R3 (01/2020) | 47-364-44 REV3 (20162844) |
| Compact 25 A DIN Rev 0 (03/2019) | 47-364-44 REV 0 (20162844) |
| Compact 25 A DIN Rev 1 (06/2019) | 47-364-44 REV 1 (20162844) |
| Compact 25 A Erp R16 (11/2020) | 47-364-20 REV 16 (20099226) |
| Compact 25 A ERP Rev 1 (04/2015) | 47-364-20 REV 1 (20099226) |
| Compact 25 A ERP Rev 12 (06/2019) | 47-364-20 REV 12 (20099226) |
| Compact 25 A ERP Rev 3 (02/2017) | 47-364-20 REV 3 (20099226) |
| Compact 25 A ERP Rev 5 (09/2017) | 47-364-20 REV 5 (20099226) |
| Compact 25 A Rev 4 (10/2014) | 47-364-17 REV 4 (20071498) |
| Compact 25 HE NG | 47-094-73 |
| Compact 25 HE Rev 6 (11/2010) LPG | 2350895(851) (2350895(851)) |
| Compact 25 HE Rev 6 (11/2010) NG | 47-094-73 REV 6 (2350893(850)) |
| Compact 25A Rev 7 (06/2016) | 47-364-17 (20071498) |
| Compact 28SE Revision 7(07/2014) | 47-364-07 |
| Compact 29 A DIN ERP Rev 10 (06/2019) | 47-364-21 REV 10 (20099233) |
| Compact 29 A Din ERP Rev 12 (01/2020) | 47-364-21 R12 (20099233) |
| Compact 29 A DIN Rev 6 (02/2017) | 47-364-19 REV 6 (20094007) |
| Compact 29 A DIN Rev.2.0 (04/2015) | 47-364-19 (20094007) |
| Compact 29 A ERP Rev 15 (06/2019) | 47-364-21 REV 15 (20099227) |
| Compact 29 A ERP Rev 6 (09/2017) | 47-364-21 REV 6 (20099233) |
| Compact 29 A Erp Rev20 (11/2020) | 47-364-21 REV20 (20099227) |
| Compact 29 A Rev 8 (12/2016) | 47-364-18 REV 8 (20071500) |
| Compact 29 HE NG | 47-094-75 |
| Compact 29 HE Rev 6 (11/2010) LPG | 2350905(853) (2350905(853)) |
| Compact 29 HE Rev 6 (11/2010) NG | 47-094-75 REV 6 (2350903(852)) |
| Compact 32 A DIN Rev 0 (07/2019) | 47-364-51 REV 0 (20166153) |
| Compact 32 A Din Rev 2 (10/2020) | 47-364-51 REV 2 (20166153) |
| Compact 35 HE NG | 47-094-77 |
| Compact 35 HE Rev 6 (11/2010) LPG | 2350965(893) (2350965(893)) |
| Compact 35 HE Rev 6 (11/2010) NG | 47-094-77 REV 6 (2350963(892)) |
| Hydra 26 | 47-094-36 |
| 24 Mark 1 Serial # Up To 161380001 | 47-094-27 MARK 1 (161380001) |
| 24 Mark 2 Serial # 161380001 Onwards | 47-094-27 MARK 2 (161380001) |
| 24 MK 3 (Serial # Ref. Contains ‘X’) | 47-094-27 MARK 3 |
| Linea 25 HE Rev 9 (06/2008) | 47-094-60 Rev 9 (2350833(838)) |
| Linea 28 HE Rev 8 (11/2009) | 47-094-89 REV 8 (2351073(835)) |
| Linea 28 Mark 1 Ser #r Up To 164370001 | 47-094-28 MK 1 (164370001) |
| Linea 28 Mark 2 (After Ser # Ref 164370001) | 47-094-28 MK 2 (164370001) |
| Linea 28 Mark 3 (Ser # Ref Contains ‘X’) | 47-094-28 MK 3 |
| Linea 30 HE Rev 9 (06/2008) | 47-094-62 rev 9 (2350863(840)) |
| Linea 32 HE Rev 8 (11/2009) | 47-094-90 (2351083(836)) |
| Linea 35 HE Rev 9 (06/2008) | 47-094-64 rev 9 (2350888(842)) |
| Linea 36 HE Rev 8 (11/2009) | 47-094-91 (2351093(837)) |
| Linea 726 | 47-094-40 |
| Linea 730 | 47-094-42 |
| Linea 735 | 47-094-44 |
| Linea One ERP Rev 12 (03/2016) | 47-364-03 (20023491) |
| Linea One ERP Rev 13 (02/2017) | 47-364-03 REV 13 (20023491) |
| Linea Plus AG | 47-094-31 |
| Mynute 10E Rev 1 (03/03) | 41-094-15 (2350533) |
| Mynute 12 E Rev 4 (02/08) | 41-094-21 (2350643) |
| Mynute 12 HE System Rev 9 (11/09) | 41-094-54 (2350983) |
| Mynute 14E Rev 1 (03/03) | 41-094-16 (2350563) |
| Mynute 15 HE System Rev 9 (11/09) | 41-094-56 (2350993) |
| Mynute 16 E Rev 4 (02/08) | 41-094-22 (2350653) |
| Mynute 20 E Rev 4 (02/08) | 41-094-17 (2350573) |
| Mynute 20 HE System Rev 9 (11/09) | 41-094-58 (2351003) |
| Mynute 24 M | 41-094-41 |
| Mynute 24 SE Rev 8 (07/2014) | 41-094-73 (20030333) |
| Mynute 25 A Rev 8 (02/2013) | 41-094-60 REV 8 (20028014) |
| Mynute 25 A Rev 8 LPG (02/2013) | 41-094-60 REV 8 LPG (20038233) |
| Mynute 25 EHE Rev 7 (01/2013) | 20000438 |
| Mynute 29 EHE Rev 7 (01/2013) | 20001642 |
| Mynute 35 EHE Rev 7 (01/2013) | 20001646 |
| Mynute i20 ErP Rev 1 (06/2015) | 41-094-88 REV 1 (20101253) |
| Mynute i20 ErP Rev 4 (02/2017) | 41-094-88 REV 4 (20101253) |
| Mynute I20 ERP Rev 6 (04/2018) | 41-094-88 REV 6 (20101253) |
| Mynute i20 REV 0 | 41-094-81 (20073510) |
| Mynute i20 REV 4 (12/2016) | 41-094-81 REV 4 (20073510) |
| Mynute i30 ERP Rev 0 (05/2015) | 41-094-89 REV 0 (20101256) |
| Mynute i30 ERP Rev 1 (06/2015) | 41-094-89 REV 1 (20101256) |
| Mynute i30 ERP Rev 4 (02/2017) | 41-094-89 REV 4 (20101256) |
| Mynute i30 Rev 3 (06/2015) | 41-094-82 REV 3 (20092403) |
| Option 24 | 47-094-32 |
| Procombi 100HE Rev 4 (03/2010) | 47-094-81 (1370013(903)) |
| Procombi 120HE Rev 4 (03/2010) | 47-094-94 (1370043(906)) |
| Procombi 85HE Rev 4 (03/2010) | 47-094-82 (1370003(902)) |
| Procombi A28 Revision 7 (03/2013) | 47-094-96 (20004212) |
| Procombi A32 Revision 7 (03/2013) | 47-094-97 (20004213) |
| Procombi A36 Revision 7 (03/2013) | 47-094-98 (20004214) |
| Sabre 24 Rev 3 (01/08) | 47-094-56 (1320003(826)) |
| Sabre 25 HE Plus (Old Version Pre 2007) Rev 2 (03/07) | 47-094-92 (1320063) |
| Sabre 25 HE Rev 6 (11/2010) | 47-094-70 (1320023(827)) |
| Sabre 28 Rev 3 (01/08) | 47-094-58 (1320013(828)) |
| Sabre 29 HE Plus (Old Version Pre 2007) Rev 2 (03/07) | 47-094-93 (1320073) |
| Sabre 29 HE Rev 6 (11/2010) | 47-094-71 (1320033(829)) |
| Sabre 29 HE System Rev 6 (11/2010) | 41-094-43 (1320043(831)) |
| Sabre 35 HE Rev 6 (11/2010) | 47-094-72 (1320053(830)) |
| Synergy 25 E Rev 4 (01/07) | 41-094-39 REV 4 (2350823) |
| Synergy 25 E Rev 4 (01/07) LPG | 41-094-39 REV 4 LPG (2350825) |
| Synergy 29 E Rev 4 (01/07) | 41-094-40 REV 4 (2350853) |
| Synergy 29 LPG Rev 4 (03/2007) | 2350765 |
| Synergy 29 NG Rev 4 (03/2007) | 2350763 |
| Syntesi 25 E Rev 4 (01/07) | 47-094-66 (2350813) |
| Syntesi 25 E Rev 4 (01/07) LPG | 47-094-66 LPG (2350815) |
| Syntesi 25 Rev 6 (09/07) | 47-094-46 REV 6 (2350723(816)) |
| Syntesi 25 Rev 6 (09/07) LPG | 47-094-46 REV 6 LPG (2350725(817)) |
| Syntesi 29 E Rev 4 (01/07) | 47-094-67 (2350843) |
| Syntesi 29 Rev 6 (09/07) | 47-094-48 REV 6 (2350733(818)) |
| Syntesi 29 Rev 6 (09/07) LPG | 47-094-48 REV 6 LPG (2350735(819)) |
| Syntesi 35 Rev 6 (09/07) | 47-094-50 REV 6 (2351103(820)) |
| Unica 28 HE Rev 13 (09/2013) | 47-094-83 REV 13 (2351043(910)) |
| Unica 28 HE Rev 13 (09/2013) LPG | 47-094-83 REV 13 LPG (2351045(911)) |
| Unica 32 HE Rev 13 (03/2013) | 47-094-85 REV 13 (2351053(912)) |
| Unica 32 HE Rev 13 (03/2013) LPG | 47-094-85 REV 13 LPG (2351055(913)) |
| Unica 36 HE Rev 13 (03/2013) | 47-094-87 REV 13 (2351063(914)) |
| Unica 36 HE Rev 13 (03/2013) LPG | 47-094-87 REV 13 LPG (2351065(915)) |
| Unica i28 Rev 0 ERP (04/2015) | 47-364-22 REV 0 (20097273) |
| Unica i28 Rev 1 ERP (06/2015) | 47-364-22 REV 1 (20097273) |
| Unica i28 Rev 5 ERP (02/2017) | 47-364-22 REV 5 (20097273) |
| Unica i28 Rev 7 ERP (10/2017) | 47-364-22 REV 7 (20097273) |
| Unica i28 Rev 8 (06/0215) | 47-364-14 REV 8 (20037856) |
| Unica i28 Rev 8 ERP (04/2018) | 47-364-22 REV 8 (20097273) |
| Unica I28 Rev 9 (04/2016) | 47-364-14 REV 9 (20037856) |
| Unica i32 Rev 10 (04/2016) | 47-364-15 REV 10 (20037857) |
| Unica i32 Rev 7 ERP (10/2017) | 47-364-23 REV 7 (20097274) |
| Unica i32 Rev 8 (01/2015) | 47-364-15 REV 8 (20037857) |
| Unica i36 Rev 1 ERP (05/2015) | 47-364-24 REV 1 (20097275) |
| Unica i36 Rev 3 (07/2014) | 47-364-16 REV 3 (20065834) |
| Unica i36 Rev 5 (04/2016) | 47-364-16 REV 5 (20065834) |
| Unica i36 Rev 6 ERP (10/2017) | 47-364-24 REV 6 (20097275) |
| Vibe 20A ERP Rev 0 (04/2015) | 41-094-84 REV 0 (20099230) |
| Vibe 20A ERP Rev 2 (02/2017) | 41-094-84 ERP REV 2 (20099230) |
| Vibe 20A ERP Rev 4 (07/2017) | 41-094-84 REV 4 (20099230) |
| Vibe 20A ERP Rev 9 (01/2019) | 41-094-84 REV 9 (20099230) |
| Vibe 20A Rev 2 (10/2014) | 41-094-84 REV 2 (20086245) |
| Vibe 25A ERP Rev 11 (01/2019) | 41-094-85 REV 11 (20099231) |
| Vibe 25A ERP Rev 14 (06/2019) | 41-094-85 REV 14 (20099231) |
| Vibe 25A ERP Rev 16 (01/2020) | 41-094-85 REV 16 (20099231) |
| Vibe 25A ERP Rev 4 (06/2016) | 41-094-85 REV 4 (20086246) |
| Vibe 25A ERP Rev 7 (09/2017) | 41-094-85 REV 7 (20099231) |
| Vision 20S ERP Rev 1 (04/2015) | 41-094-91 REV 1 (20099228) |
| Vision 20S ERP Rev 11 (06/2019) | 41-094-91 REV 11 (20099228) |
| Vision 20S ERP Rev 16 (11/2020) | 41-094-91 REV 16 (20099228) |
| Vision 20S ERP Rev 4 (07/2017) | 41-094-91 REV 4 (20099228) |
| Vision 20S ERP Rev 9 (01/2019) | 41-094-91 REV 9 (20099228) |
| Vision 20S Rev 0 (07/2012) | 41-094-76 REV 0 (20053502) |
| Vision 20S Rev 3 (07/2016) | 41-094-76 REV 3 (20053502) |
| Vision 20S Rev 4 (03/2015) | 41-094-79 REV 4 (20071534) |
| Vision 20S Rev 5 (04/2016) | 41-094-79 REV 5 (20071534) |
| Vision 25C (First) Pre Serial No 20052391131 Rev 0 (07/2012) | 47-364-10 REV 0 (20052391) |
| Vision 25C (Modified) Post Ser # 20052391131 Rev 8 (02/2016) | 47-364-10 REV 8 (20052391) |
| Vision 25C ERP Rev 1 (04/2015) | 47-364-25 REV 1 (20097278) |
| Vision 25C ERP Rev 10 (01/2019) | 47-364-25 REV 10 (20097278) |
| Vision 25C ERP Rev 13 (09/2019) | 47-364-25 REV 13 (20097278) |
| Vision 25C ERP Rev 18 (11/2020) | 47-364-25 REV 18 (20097278) |
| Vision 25C ERP Rev 6 (09/2017) | 47-364-25 REV 6 (20097278) |
| Vision 25C Rev 6 (10/2014) | 47-364-10 REV 6 (20052391) |
| Vision 25s (NEW) Rev 7 (11/2020) | 41-094-80 (NEW) REV 7 (20071535) |
| Vision 25S ErP Rev 1 (04/2015) | 41-094-80 REV1 (20099229) |
| Vision 25S ERP Rev 11 (01/2019) | 41-094-80 REV 11 (20099229) |
| Vision 25S ERP Rev 11 (01/2019) LPG | 41-094-80 REV 11 LPG (20099232) |
| Vision 25S ERP Rev 14 (10/2019) | 41-094-80 REV 14 (20099229) |
| Vision 25S ERP Rev 5 (02/2017) | 41-094-80 REV 5 (20099229) |
| Vision 25S ERP Rev 5 (02/2017) LPG | 41-094-80 REV 5 LPG (20099232) |
| Vision 25S ERP Rev 7 (09/2017) | 41-094-80 REV 7 (20099229) |
| Vision 25S ERP Rev 7 (09/2017) LPG | 41-094-80 REV 7 LPG (20099232) |
| Vision 25S Rev 2 (07/2014) | 41-094-80 REV 2 (20071535) |
| Vision 25S Rev 3 (07/2016) | 41-094-77 REV 3 (20053503) |
| Vision 25S Rev 4 (03/2015) | 41-094-80 REV 4 (20071535) |
| Vision 30C (First) Pre Serial No 20052392131 Rev 0 (07/2012) | 47-364-11 REV 0 (20052392) |
| Vision 30C (Modified) Post Ser # 20052392131 Rev 9 (12/2016) | 47-364-11 REV 9 (20052392) |
| Vision 30C (Modified) Post Serial No 20052392131 Rev 6 (10/2014) | 47-364-11 REV 6 (20052392) |
| Vision 30C ERP Rev 1 (04/2015) | 47-364-26 REV 1 (20099224) |
| Vision 30C ERP Rev 12 (01/2019) | 47-364-26 REV 12 (20099224) |
| Vision 30C ERP Rev 15 (09/2019) | 47-364-26 REV 15 (20099224) |
| Vision 30C ERP Rev 20 (11/2020) | 47-364-26 REV 20 (20099224) |
| Vision 30C ERP Rev 8 (09/2017) | 47-364-26 REV 8 (20099224) |
Important: Compatibility may vary depending on the appliance model and manufacturing date. Please ensure Part Number 1789 matches your existing component before ordering.
If you’re unsure whether this part is suitable for your boiler, contact us with your boiler model and serial number and we’ll be happy to confirm compatibility.







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