Search results for query: baxi boiler losing pressure

  1. K

    baxi combi 100HE plus loosing pressure

    need help i have baxi combi 100 he plus boiler keeps loosing pressure - i have checked for leaks and found none. the boiler is losing pressure from 2.5 bar and then tripping the ignition lockout at 0.5bar. i have repressurized the vessel to 2.5 bar but still loosing pressure. repressurized at...
  2. L

    Baxi combi boiler losing pressure

    Hi, my boiler was making a loud noise and the pressure dropped off. Called out British Gas, they bled the radiators and repressurised the system and everything was fine. Hey Ho. I then came home from work, and the boiler was on zero. I repressurised, put system on for hour, reading on...
  3. K

    Baxi 105HE leaking when heating is on and losing pressure

    Hi, We've a Baxi 105HE Instant and it's been losing pressure (slowly) for a while, I found that it was dripping slightly from the flexi hose on the bottom, so tightened this all up and assumed the pressure drop had been down to this. But, on Sunday, it started to pour water out of it while the...
  4. A

    baxi 105he problems

    Hello All Hope someone can help , looking at a baxi 105he boiler , hot water works fine but heating doesn't , will only work if pressure is above 2bar but when working it goes above the recommended 2.5 bar operating pressure , also the boiler keeps losing pressure but no signs of any leaks...
  5. S

    Baxi 105e, pressure vessel woes

    Had a problem with the pressure dropping in my Baxi 105e, eventually decided (with advice of plumber) that it was the pressure vessel. Sure enough when I spent £100 on a replacement, the old one (when upside down) let water out of the air valve so I assume that it was indeed faulty. Problem...
  6. B

    Combi boiler losing pressure, drain dripping, pressure 3.5bar.

    I have a Baxi 105e combi boiler, around 10 years old. Does a good job of warming the house but the pressure drops fairly regularly, and I have to top it up to 1-1.5 bar at least weekly. I noticed a slight weep and a bit of rust around where the heating return is and assumed it was that. However...
  7. S

    Losing boiler pressure and a mysterious rad

    I have a Baxi Duo-Tec Combi 40HE. Over the last ten days I've had to top up the boiler pressure three times as its been dropping to 0.5 bar. I've checked all rads for leaks and can't see any. The boiler was off for two days whilst we were away recently and it lost 1 bar. I've also noticed in...
  8. G

    BAXi 80 e CONSTANTLY LOSING PRESSURE - CONFUSED.

    Hi all, I am a fledgling corgi man and have been called out to a Baxi Combi Boiler 80 e which is constantly losing pressure i.e. from 1.0 bar down to 0.2 in a couple of days. I work for myself so dont have the safety net of work colleagues with years of experience!!!! Hence my plea for...
  9. B

    baxi combi leak

    Hello, i have a baxi combi 105e instant which has been losing pressure on the CH. I have found a leak on the boiler, it is leaking from behind the DHW pressure differential valve. I have removed this valve and it appears the leak is coming from a 3 way manifold which the pdv clips on to, leaking...
  10. A

    air in the system

    baxi 108e combi I am having to bleed the rads every couple of days but am not losing pressure in the boiler in fact the pressure increases any suggestions
  11. S

    baxi 105e losing pressure

    hello again, my boiler still loosing pressure. my dad tried a test to see if it was boiler by disconnecting from central hating system and in 24 hours it just lost half a bar. since then it was reconnected and since connected back to heating system the pressure dropped to 0 within 24 hours. no...
  12. J

    Baxi boiler pressure dropping

    https://www.diynot.com/diy/search/5495410/?q=baxi+boiler+losing+pressure&o=relevance
  13. D

    Baxi Combi Boiler Valve Problem

    18 Months ago I had a new boiler fitted, a Baxi 105e Combi, since it was fitted i havebeen losing pressure and have to keep topping it up avery 2 weeks or so. Finally last week the central heating packed up altogether. Several plumbers and electricians later I decide to call Baxi out. They...
  14. N

    Baxi 105e Losing Pressure Within a Day or 2

    This is the 3rd in the series of the problems in my “new” house. I have a Baxi 105e combi boiler system. When I 1st moved in the pressure when the unit was turned off was 0bar, and when on, 0.5bar. I have topped up the system so it sits at 1.0bar when off but shoots up to 2.0bar when...
  15. commando3

    Baxi 28he combi pressure?

    I have a Baxi platinum 28he combi boiler and recently it has been losing its pressure. I have called out several different engineers now but they have all failed to fix the problem. I have followed some advice found on this website and from other sources and I believe the problem is now a leak...
  16. M

    baxi 105e help pressure loss

    hi all,i knew to the forum so bare with me thanks,..i recently replaced the blank on the pressure valve,its the one that always leeks its a common fault as far as i no..but since doing this i lose the pressure in the boiler, i have to keep filling the boiler up to maintain pressure..any ides and...
  17. R

    baxi duo-tec combi 33 he a

    hi i have the baxi duo-tec combi 33 he a boiler. i have been getting the same error code for a week each morning and losing all pressure then having to top up each morning to get warm. once topped up the boiler fires up fine. Noticed water dripping from the pipe out side. removed the front...
  18. M

    need help with pressure problem

    Hi, I have an annoying problem with a Baxi 80 eco. I am losing pressure over a few days, I have checked the system for leaks and found a few (some quite bad) and fixed these but it seems to have made the pressure drop even quicker. Have also replaced the pressure relief valve and some o rings...
  19. B

    new Baxi duotec2 pressure loss

    Please help....losing confidence with plumber, he keeps telling me that there is nothing wrong with my baxi duotec2 because its brand new and that the pressure loss is due to leaking! The plumber and I have checked under all floorboards (including now broken engineered wooden floor etc...
  20. N

    Baxi Combi Boiler Pressure Issues

    Hi All, My first time posting on this site, however am hoping that someone might be able to assist with an issue we are having with our boiler. For the last 3 weeks we have been having to repressurise the system as it was losing around 1 bar every 8 hours, which was resulting in an E118...
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