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worcester

  1. D

    Worcester Bosch Magnetic Filter Running Water Noise

    Just had a new Worcester Bosch Greenstar 30Ri fitted with the magnetic filter. When the system is running the boiler is so quiet but there is a sound of trickling water through the filter, loud enough to hear quite clearly and is pretty annoying. I wouldn't of thought trapped air would sound...
  2. H

    Worcester Bosch Oil Heatslave Switch On Problem

    Help Please We have a 2005 Worcester Bosch Oil Heatslave 26/32 that is fitted with the optional timer. Recently we have a problem. To get either the heating or hot water to switch on the timer has first to be set for both to be ON but this just prepares the unit as neither will switch on at...
  3. G

    Worcester 230 going to o/h lock out oin DHW

    Morning Guys, I have a Worcester 230 Combi in a rental property that is going to overheat lockout after a couple of minutes on DHW, no issue when on CH but if DHW is called for when heating is on same fault occurs. System is clean as always had inhibitor so unlikely to be a blocked heat...
  4. J

    Worcester Boiler - GREENSTAR 8000 Life - Heating anomaly

    Worcester Boiler - GREENSTAR 8000 Life - Heating anomaly I have recently noticed when I have lost power to my boiler and power is then reinstated that the Central Heating comes on. Is this the norm?…ALL CH controls are off.
  5. J

    Worcester Bosch 35CDi - All lights flashing problem

    Hello, I have a Bosch 35CDi, and today found all the lights flashing on the front. Normally I can reset the boiler, but this did not work. There isn't an error code, since even the error code display is flashing. I have searched the internet but cannot see this problem elsewhere, since every...
  6. Jrtyson95

    worcester Green star 4000 f-1019 & f2965

    Hi Fitted a new out the box’s boiler today. It worked for 30 minutes. Then stoped and went to fault codes 2965 B Flow temperature too high ▶ System is not filled with water. ▶ No water flow,because CH system is closed. ▶No water flow, because pump is not operating correctly. ▶ Check flow...
  7. T

    Worcester boiler CH temp issue?

    Experiencing an issue with a Worcester Greenstar 21i conventional boiler if anyone could help! I have previously installed a Tado smart controls system and is all working correctly with my 3 zone s plan system (CH x2, & HW). Boiler fires from the LR (signal) when the Tado calls for heat but...
  8. P

    Worcester greenstar compact 30Ri burner.

    My Worcester greenstar compact burner green light is only firing up for 5 seconds then cutting out. Anyone got any ideas before I call an engineer out. Incase it’s something simple.
  9. M

    Water leak Worcester Bosch Heatslave 25/32 External

    Noticed today that the ground looked damp around the outside of our Worcester Bosch Heatslave 25/32 External Boiler. Took the cover off and warm water is pooling in the base of the unit. Can't see an obvious leak and all the components are dry. I'm guessing it's the thermal store leaking. Is...
  10. S

    Wiring a Hive Receiver to Worcester Bosch Greenstar 4000 30kw

    Hi Everyone - despite my best efforts I can't seem find a clear answer on how to wire a single channel Hive Receiver to a Worcester Bosch Greenstar 4000 30kw. I've attached 2 photos showing the connections on the receiver and boiler. With great hope you experts out there can help - thankyou!
  11. Z

    Any Worcester Heatslave Experts?

    Hi Folks I'm wondering anyone here, has any indepth knowledge on the Worcester Heatslave Combi Boiler. This boiler is quite old (2006) but it has been very reliable, and also runs at superb efficiency when tested, regularly serviced etc. The boiler is in a very old stone cottage (built 1791)...
  12. B

    Problems with Worcester Greenstar HE Plus

    Started getting a random F7 fault on our gas boiler, called out a gas engineer to have a look at it. He gave it a good look over and checked and it was working while he was there. A few hours later the problem started up again, called the gas engineer who fitted a new main board, boiler was...
  13. J

    Worcester greenstar 4000 refill system

    Hi guys just wondering how to top up pressure on this Worcester boiler after draining system down Also an unvented cylinder upstairs and solar panels Many thanks
  14. J

    Obsolete parts worcester combi 35 cdi

    Hi everyone, I have been searching the Web for a spare part for a Worcester 35 cdi ng boiler that is obsolete. I can't find one anywhere and its looking more and more likely I'm doomed . The part is the door extrusion seal 87161031280. I have sold my house STC and this has just happened , so...
  15. B

    Worcester Motor running constantly but

    Worcester Boiler. Really annoying. All works as it should fine in normal use. However have to go away for a couple of weeks at a time. I put the boiler in holiday mode 5 degrees it's very unlikely it's needed to kick in. When I come back the boiler pump motor is often running even though it was...
  16. B

    Worcester Greenstar 30CDi - Juddering - Rusty Deposits On Pipe (Pics)

    Hi everyone! My Worcester Greenstar 30CDi Combi boiler started making a rather loud juddering noise two nights ago. I bled all the radiators and releaaed air from the system. Repressurised the system afterwards with the water valve and the noise had stopped... until about the same the next day...
  17. J

    Pumped return worcester 18ri

    Hi all I've got a customer with a kingfisher in a downstairs cupboard with gravity hot water and pumped heating. The cylinder has the vent on the flow to cylinder and cold feed on the return. I plan on installing an 18ri with an s plan kit and wireless cylinder stat. My question is if I pump...
  18. G

    Worcester magnetic filter lid stuck

    Hello, I have a worcester 22mm greenstar magnetic filter. The screw lid is seized on and I mean really tight, not sure how this has happened as it wasn't put on really tight but I have removed it from the system and the lid won't budge. Any hidden tips to get this damn thing off? Thank you.
  19. S

    Worcester Oil Heatslave 20/25 Thumping / Knocking Noise

    Hi, I wonder if anyone can help. I have a Worcester Oil Heatlslave 20/25 that has started making a fairly loud knocking noise and the the pressure gauge flicks a little when the noise thumps. The hot water still works, I've turned off the heating for the time being. Any ideas on what the...
  20. H

    Does Worcester Bosch 40cdi 2013 boiler support weather comp?

    Hi there, thanks for looking at this post. I've got a WB 40cdi heat only boiler which was installed around 2013. I've attached the model number. I'm trying to work out if there is a weather compensation feature which will automatically adjust the flow temperature down on warmer days? I don't...

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