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  1. J

    New Navien combi boiler installed with old Santon Premier problems.

    I enjoy a pint at my local pub/restaurant owned by a hardworking Chinese family. I have had many years experience on property maintenance and they asked for my help. He had an old LPG gas boiler feeding a Santon Premier unvented cylinder feeding 23 radiators and hot water for the kitchen. New...
  2. J

    I need some help please. Is builder doing it right?

    I am having a large, (adjoined to my house) garage, made in to a ground level living space with an access door from the Dining room and rear yard. The house main floor is suspended to a height of 400mm so the new space (old concrete floor) requires to be increased in height by 200 to allow for a...
  3. J

    Greenstar. Ideal for lobster cooking or ice in your Martini.

    Known this boiler 24i for years. Gas safe certificate every year. Here is history over last few weeks; That engineer has been out but is intent on replacing 'all sensors' and going down the parts list until solved. Nice Fella though! Output starts very hot then goes cold on DHW supply...
  4. J

    Greenstar Junior 24i. Boiler runs, red hot water. Shuts down.

    Boiler has been causing problems for a few weeks, with poor supply to domestic hot water, hot warm then cold. I Have descaled and had system flushed. No improvement. Boiler fires on demand, DHW gets very hot, too hot! then shuts down with residual short term warm water to cold. I do not think...
  5. J

    Ideal Isar HE35. No display. Power in several wire blocks. Dead parrot!

    Yea I know it is a bad product. No display at all, nothing happens when switching on. have checked resistance across the fan on two outer contacts and is open. When power applied there does not appear to be an active supply to the fan anyway. No attempt to ignite. Tried two PCB's from working...
  6. J

    Having new Ideal Classic boiler but do I really need a Stand off kit?

    Picking up new boiler for the plumber to fit but do I really need this item? I have googled it and it comes up with the Logic series kit but not the Classic series. Are they interchangeable? Thanks, John.
  7. J

    Vokera Unica 36 HE. Is the gas valve at fault or not?

    Four year old Vokera Unica 36HE been fine, now stopped. Fan works when switching on, it stays on for about 5 seconds, then stops, and after one minute the fault code 10 is flashing. I appreciate that is either an ignition, condenser or gas supply problem? I do not want to touch the gas side of...
  8. J

    Worcester Greenstat RD532. Pump running but no fan rotation.

    British Gas version. Have checked all connections. All correct lights on. No ignition on either CH or Domestic. Pump running continually. No problem with wireless thermostat. PCB looks clean and free from damage. I am reluctant to pay £150 for a replacement board if it is likely to be another...
  9. J

    Triton Alicante shower. Replaced solenoid and still no water

    The water valve I suspect is faulty as I have replaced the solenoid. If I take out the valve the sprung loaded seal will lift if I blow through it and will move if I hold a strong magnet against it. When the water pressure is applied the valve will not open with the solenoid detached with the...
  10. J

    About to buy new combi...Vokera Unica 36HE OK?

    Gas fitter has left it to my choice but has specified Kw range. I do not want Worcester products thanks......unreliable with experience of six of their boilers in student lets. I can get a new Vokera Unica 36HE with a DHW flow of 14.7. (yes we have checked the incomings) for £640 delivered...
  11. J

    What DHW flow rate do I need on new combi boiler please?

    Currently have Worcester 26 CDi managing around 9 litre a minute. House with students has one bathroom with elec shower, and one shower room on different levels using main combi boiler. Out of the four basins only the kitchen one is used a lot. 12 rads. I do not currently have a supply...
  12. J

    Can water in a combi system migrate from CH to DHW?

    Thanks for the help so far regarding the post on a leaking 26CDi. Just to remind you....PRV replaced. Loss of pressure but runs fine otherwise when charged. Pressure loss seems to be when CH is running but not yet checked this thoroughly. Your comments have been appreciated but am still not...
  13. J

    Worcester 26CDi losing pressure can not find leak.what next?

    Replaced PRV. No sign of leaks. Filling loop not connected. Will refill to 1.7 bar but within a day it has dropped below working pressure with two lights flashing. The guage (replaced) will show nearly zero, when reset it will go back up to half a bar. When refilled it operates as normal on DHW...
  14. J

    What gap filler to use on vertical LPG boiler flue?

    Freestanding LPG boiler supplying heat and DHW to local public house........the vertical flue sits on the top of the boiler and goes through a 90 degree bend through the wall and is secure. My question is.... what gap filler am I allowed to use to fill around where the flue sits on the boiler...
  15. J

    What guide price can I expect for plastering?

    30 year old house where we have chased in heating pipes down the wall so have decided to have the walls completely replastered/skimmed. Can anyone give me a rough guide price? do you guys uqote as a days work or by square metre? just trying to get an idea before I call in the professionals.
  16. J

    Should I have a free new Ravenheat HE120 installed.

    My dad was renovating a property and did not end up using this boiler. My house is detached three bedroom of average size, one bathroom. As my old boiler needs changing will the HE120 Low Nox do the job regarding output? I appreciate some of you may not be keen on this companies products but...
  17. J

    Ravenheat CSI 120(T) problem, code 2. Fires up three times?

    Ignites and burns for two seconds, does this three times then lock out with a display of code 2 (anti cycling protection????) Any suggestions please? Boiler has only been in situ for 14 months but guarantee card was not submitted by owner, hence help needed please.
  18. J

    Ravenheat CSi 120 boiler problems, please help.

    Fires up three times in rapid succession, gas lights then shuts down on all three occassions then locks out and displays code 2. Any ideas folks? Thanks, John.
  19. J

    Can I make wireless digistat 2 drive a new Ideal Isar boiler

    We are binning a troublesome Worcestor 26CDI and installing an Ideal Isar 35HE combi. The house already has a wireless digistat 2 programmer, is their anyone out there who can work out if the wiring can be adapted to receive the signals and convert them to the Ideal circuit? A longshot I suppose?
  20. J

    Which boiler combi condensing 32-35 kw to go for?

    I need a combi condensing 32-35kw replacement. Not Worcester, I have had my gut full of them after maintaining six of them. Unreliable, and expensive.....I have narrowed it down to a Biasi 'A' rated 'Advance' boiler or the Ariston and possibly the Ideal. Any guidance would be appreciated please...
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