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    • Like
Rules governing where you can tee off existing radiator
Hello guys, I absolutely love doing stuff in my house and just joined the forum to get some...
Replies
5
Views
9K
doitmyself
D
B
    • Like
URGENT Leaking hot water cylinder pipe
Hi I have a leak from one of the pipes, going into the hot water cylinder, in the airing...
2
Replies
69
Views
9K
Ric2013
R
A
Rayburn 499k heating not firing
Hi all I have a rayburn 499k with a nuway mx burner unit, within the last couple of weeks the...
Replies
45
Views
9K
Mictin
M
B
hot water cylinder return valve setting
h all , i have a faily old s plan fully pumped system with a worster bosch r 18 heat only...
Replies
7
Views
9K
John.g
J
G
Combi boiler making noises and pressure gauge jumping, when hot water is turned off?
Hi, I am just after some advice on my Glow worm Combi Compact 80e. Background- The boiler...
Replies
4
Views
9K
DannyS
D
S
How do you bleed new style grundfos pumps?
Just wondering how these new style pumps can be bled if there's no longer a big bleed screw in...
Replies
2
Views
10K
Stratf01
S
D
Vaillant ecoTec Plus 418 D0 Setting
Could anyone please provide an idiots guide how to change the D0 setting on my boiler. When I...
Replies
15
Views
10K
Joniboy
J
C
Central heating won't turn off
Hi, I have a Worcester greenstar Ri on a Y plan system with hot water cylinder. Problem I'm...
Replies
18
Views
10K
Christoph88
C
asoffe
Vaillant VR33 (with Nest) and VR66
Does anyone have experience of using a VR33 (for Heating OpenTherm control with Nest) and a VR66...
2
Replies
55
Views
10K
Vee
V
S
What size boiler needed
Hi there Could someone please advise what size condensing boiler I would need to run the...
2 3 4
Replies
171
Views
10K
sherylryan
S
J
rain water coming into Ideal Combi boiler through flue and causing main circuit board to blow.
The main circuit board has gone 3 times in the last 3 months after heavy rain. I have a...
Replies
11
Views
10K
Lorinda
L
J
Worcester Bosch Greenstar Combi Anti Cycling
Acquaintance has problem with a 5 radiator zoned system which takes ages to heat up. The boiler...
Replies
8
Views
10K
John.g
J
eagleeye
Worcester filter power flush adaptor
Does anyone know if you can buy an adaptor to fit on the unions of the worcester filter so you...
Replies
8
Views
10K
David “Lyon plumbing”
D
J
Inadequate Circulator Pump?
My house is a 1970s build fairly well insulted detached 2 storey. Split in 2no zones which are...
2 3
Replies
104
Views
11K
JC22024
J
siricosm
T50 on new install?
I am about to replace my radiators (and piping) and doing the heat loss calculations. I am...
2 3
Replies
106
Views
11K
John.g
J
K
  • Question
Vaillant boiler always exceeds set temperature
Hello. I have a Vaillant EcoFit boiler that is a few years old. We had our annual service last...
2
Replies
69
Views
11K
V1ks44
V1ks44
C
URGENT Old radiator and no key, how do i bleed or just replace?
I have a very old radiator for which we cannot find a key for. It desperately needs bleeding...
Replies
9
Views
11K
CHRISX
C
C
  • Question
What does the code Ou Er mean on EPH RFRP-OT thermostat
What does the code Ou Er mean on EPH RFRP-OT thermostat?
Replies
2
Views
12K
Nicksm
N
J
New Boiler to replace a old Worcester 35CDi II
Hi All, Last night i discovered my Worcester 35CDi II was leaking, I had a new expansion vessel...
2 3 4
Replies
174
Views
12K
ShaunCorbs
ShaunCorbs
plumb_know
Delay timer for heating pump
HI everyone, installed new ideal heat only boiler in replacement for dead potterton suprima...
2
Replies
71
Views
12K
John.g
J
T
Ideal Logic+ 30 combi - timer or room stat off
I have an Ideal Logic+ 30 combi boiler which was running fine up until a power cut earlier...
Replies
5
Views
12K
Scott_D
Scott_D
A
Honeywell programmer goes on and off
Hi gents You helped me massively before so I thought I'll give it another go as is Saturday...
Replies
4
Views
12K
Kerry geary
K
P
Boiler showing pressure but still have flashing radiator symbol
Hello can someone help, my boiler this morning needed topping up as it was showing no pressure...
Replies
1
Views
12K
Aquarius
A
C
    • Like
Evohome continually bringing boiler on for one minute then off for 10 minutes
Hi When the zones are near temperature (if far away it keeps boiler fully on instead) it seems...
2
Replies
56
Views
14K
Deleted member 123817
D
V
Viessmann boiler short cycling
Hi, I have noticed my boiler Viessmann Vitodens 100-W(B1HC-26) makes a series of short cycling...
Replies
35
Views
14K
MikeJhn
MikeJhn
mars_man
Viessmann boiler question
Wondering if there are plumbing gurus here who can suggest what could be the issue .Recently...
Replies
41
Views
14K
Joe.R
J
J
Problem with new Grundfos UPS
Hello everyone, I have a problem, to which there is probably a simple solution but I can't see...
Replies
18
Views
14K
John.g
J
Geraint Thomas
    • Agree
Worcester boiler pump runs for hours
Hi all, We've bought a property that has a Worcester Greenstar 37CDi boiler installed, with an...
Replies
40
Views
15K
Philip B
P
D
Ideal vogue maxc32 efficiency level
Had a new ideal vogue max c32 boiler fitted. The programmer has an “efficiency level” button...
Replies
29
Views
15K
CMPropsvcs
C
J
    • Love
Real world testing example of Condensing Boiler in older home
Recent install Firebird 26kw Condensing boiler. Space heat only. Installed as replacement boiler...
2 3 4
Replies
186
Views
15K
SJB060685
SJB060685
J
Gurgling and air in central heating
Hello, Around 2 years ago we had a very old, leaky Baxi combi replaced with a newer Baxi. For...
2 3 4
Replies
161
Views
16K
John.g
J
M
Does my Greenstar CDi have a problem with Siphon Fill Mode ?
Hello My Greenstar CDi boiler goes into Siphon Fill mode multiple times a day for 15 minutes...
Replies
12
Views
16K
Mia Fenet
M
P
Do you need to range-rate a modulating boiler?
Hi folks, just a regular member of the public here, learning all he can before having a new...
Replies
39
Views
16K
John.g
J
Dan
BOXT Boilers and Boiler Installations - Are you a BOXT Installer?
BOXT Boilers and Boiler Installations - Are you a BOXT Installer? Seen an advert on TV for a...
Replies
17
Views
16K
Mr installer
M
Neville Hillyer
How can I cure my gravity circulation problem?
I am a retired Chartered Electrical Engineer and am looking for information about the necessary...
2
Replies
99
Views
17K
John.g
J
C
No switched live to boiler?
Hi for a few reasons (problem with hot water, possible smart heating installation), I...
2
Replies
77
Views
17K
Ben-gee
B
M
Grundfos Alpha 2 AutoAdapt is slow
Hi folks be glad of some help with this as its puzzling me.🤔 I have an Alpha 2 15-60-130 pump...
Replies
49
Views
19K
Marck C
M
J
Salus RT510TX thermostat dead
Hi. I have a Salus RT510TX thermostat and the batteries in the transmitter unit ran out. (After...
Replies
18
Views
21K
exedon2
exedon2
S
Priority domestic hot water PDHW
Hi everyone, I have a customer who needs a new system boiler, currently has a 22kw which I've...
2
Replies
59
Views
24K
mitchellmoxo
M
I
Grundfos UPS3 Pump Modes
Just had a Grundfos UPS3 installed, replacing old UPS. Working well, but I wish to understand a...
Replies
37
Views
28K
John.g
J
milleniumaire
Pump overrun is killing my heating!
Happy New Year. Okay, maybe the subject is a little dramatic, but hopefully I've got your...
2 3
Replies
146
Views
29K
Timmy D
T
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