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Hi, I have boiler Vaillant VUW SOE 242_2-3 R2 (it's TurboBlock Pro). Does somebody have service manual / maintenance PDF where can I get some additional informations? Here's my problem: I'm not sure at what bar should I pump the chaimber (pre-charge pressure at bars). When I turn on the hot...
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0
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310
Revlyne
R
Hello The heating side of my Ariston Combi A23 has stopped working since a new 3 way valve has been installed. It's been a hugely reliable boiler up until now with regular servicing. When the heating is turned on the boiler ignites and looks to start up but then a few seconds in, knocking sounds...
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9
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556
  • Question
I have a question that I’m hoping those of you who are experienced central heating engineers may be abler to throw some light on. But first I need to tell you about my system, and the problem I’ve been having. Just over 7years ago I had a new CH system installed in my small semi. I say new – in...
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6
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484
Hello everyone i have a Baxi 424 combi the system working fine but the maximum tempruter on the screen reach only 57 degrees for heater and 51 degrees for tap water this happened after a visit from (obviously) unqualified tecnichichan to fix a minor leak on the boiler, which initaly didn't efect...
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8
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422
Hi, I need some urgent advice. I've Just come home after going out for evening, to discover hallway floor and kitchen floor covered in water. On further inspection I discovered that water was coming from boiler cupboard. On looking in boiler cupboard I found boiler has started leaking water...
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1
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499
Hi need some advice on this odd story, I had a Bosch boiler installed just over 2 years ago by Governments home energy scheme. The company passed all checks, provided certs etc. The government/Green scheme sends 2 other gas boiler engineers to double and triple check things and One was Bosch...
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11
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735
P
I am having a new system boiler to replace very old cast iron open vented jobbie. heating engineer has offered an S plan system and a Main eco compact. My understanding is that S plan will return water at too high a temperature for boiler to run efficiently and stops weather compensation.
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0
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251
Podengo
P
Good afternoon We have a TP5000RF thermostat. We have programmed it to put on the heating at specific times during the day and night, however it keeps overiding these times and the heating comes on at random. Any advice would be gratefully appreciated
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1
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270
Hi all,new to the forum and hoping to get some guidance through the boiler minefield . We moved into a 70s bungalow last Feb,its got a Greensted 241 junior mark 3. The expansion tank has failed, also it has a Boss therm sender unit wired to it but the previous owner didn't leave the receiver...
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9
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469
J
Morning all, My Vallient Ecotec Plus 831 is stored in the loft and is connected to Hive. It is coming on randomly at various times of the day, but particularly middle of the night, and staying on until I manually turn the boiler off. Hive schedule is switched off but still comes on. Had an...
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0
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202
J Hughes
J
Hi, I need to drain my vokera 29 boiler in the attic as Im going away for 4 weeks at least to make sure there are no frozen pipes. In my small 3rd floor flat, I have a radiator in the front room and one in the hall (very close to each other), there is a drainage valve on one of these. My back...
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1
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275
I am trying to workout in what order my radiators heat up in order to then balance them. I am able to figure out which radiator pipe is the flow/return on each radiator so that I can then grab the right pipe to check which heats up first. There has been an extension done on this house at some...
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1
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327
  • Question
Central Heating Pump - G Pump Force HE-RS25/6PWM-130 Hi, I would be grateful if someone could explain whether our CH system can cope with the AUTO (adaptive mode) setting on this the new pump or which mode it is best set at (recently had our old 3-speed pump replaced with the above smart...
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7
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573
I have a CH boiler installation with a nice simple vertical condensate drain, down and out through the wall to a pipe outside. All is as it should be but I'm fitting an upgraded external pipe setup to include insulation. The inner 22mm pipe mates with the 32mm pipe just inside the house. It...
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8
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455
R
Hi, The outlet of all my radiators are at 55°C, but the boiler keep showing the Return Temperature is 60°C (and keep raising at 1°C/min rate) Also the flow temperature keeps going up above the set point and when it reaches +5°C above the set point, the boiler shuts down (even before the room...
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0
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220
Renato
R
D
  • Question
Hi all, My pressure is stable at 1.5 when the boiler is off, but if I switch it on, the pressure rises as expected, but once switched off it will only drop back down to 1.6. This happens exach time the heating is switched on so eventually it gradually rises to above 2 bar and I have to drain...
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0
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171
Damo666
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Hi I am somewhat confused. My daughter has a combi boiler bought 2-3 years ago and has it timed to come on in morning for an hour and at night for a few hours using "auto"? mode I had been brought up to leave boilers on manual and set the thermostat low at night to prevent pipes from...
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2
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351
Hello. I've just replaced our old Potterton EP2 CH controller with a Drayton Wiser HubR (& peripherals). The old backing plate wasn't compatible with the new universal one, but the wiring was pretty close AFAICT (N, L, 1, 3 & 4 connected) .When I first powered it up but didn't have any TRVs...
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1
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265
H
I need some help and advice with a boiler issue. We have F29 and then F29 appearing on our new boiler. This happened after few days where water was dripping from the condensation pipe. Our regular gas engineer(who installed the boiler) was not available and will be in a couple of days. The...
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1
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231
I have been facing central heating low pressure on unvented hot water RM Cylinders but can't see any leak on the PRV, expansion vessels and plasterboard celling. I have got unvented pressurized RM Cylinders hot water system with 27KW Worchester gas boiler with expansion vessels . When...
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2
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471
losing pressure
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