Hi All,
I trying to understand some settings or the way circulation pumps work.
I recently had my Vaillant ecoTEC plus 637 fitted in my loft with a megaflo tempest tank. To control it all I'm using a sesoComfort wifi device or the app.
Now there are settings for planning CH and DHW. There is...
Can someone help diagnose Vaillant ecoTEC plus 837 with persisting F75 fault please?
We already replaced the pressure sensor, installed F75 kit, replaced the main heat exchanger, and the pump, and the PCB, and flushed the system and installed a filter on the return, but still sometimes we get...
Hi,
This boiler leaks from a leak off pipe attached to the siphonic condensing trap. This leak (drip) only occurs when heating switched on. The expansion unit was faulty which i have replaced. The trap was dirty and over filled which i have cleaned and filled to correct level.
There is a smaller...
Rixy
Thread
boiler
ecotececotecplusecotecplus837
leak
oil
plus
valliant
Valliant ecotec plus 837 losing pressure every few days. Boiler in loft with flue venting outside to house apex. Boiler 2 years old. Forgot to look at error message this morning so unsure of error message but when filled from two taps underneath it can last 2-3 days without losing pressure...
HGF69
Thread
boiler
closed
ecotececotecplusecotecplus837
error
helpful
losing
plus
pressure
valliant
I've started to get an occasional knocking noise from circ pump, my first thoughts was air in the system. Been round and bled system (no air to speak of). When it happens the knocking noise builds up then dissipates and then runs perfectly OK, while this is happening the pressure gauge is...
dicksibo
Thread
ecotececotecplusecotecplus837
noisy
plus
pump
vaillant
Hello
Boiler is functioning ok but when I happened to open and check the dials/readings I noticed that when the heating is switched on the pressure rises to c.3.3 Bar (dial goes into the top red zone) and the temperature rises to about 74 degrees. Once the heating goes off the pressure dial...
Hammy
Thread
bar
ecotececotecplusecotecplus837
high
plus
pressure
seems
temp
vailant
water
water pressure
Was about to buy a valliant ecotec 837 for my house. But after reading some of you guys views on the intergas i am re-thinking. Are they really as good as there made out to be?
fitted a 837 plus and customer wanted to use his old programmer. one of those British Gas UT1. he never used the room stat. anyway left with 3 core cable at the boiler. connected live to common, S/L to RT connection on PCB and removed the 24v link. but cant get it to fire heating. got 240v at...
Hi guys, just after some advice, iv got a 2008 Vaillant Ecotec Plus 837 that fine but its coming off the wall to be moved to another part of the room, I'm moving it next week (got GS guy doing the gas & flue im doing everything else)
iv been told that the 2 rubber hoses are common to split on...
mad_angler1
Thread
common
ecotececotecplusecotecplus837
engineer
plus
should
vaillant
I have had my vaillant for 5 years. It was serviced after first year and again this year .
For the past month i have had to top pressure up at least once a week. This last week i have done it daily.
After i had it serviced last week, the engineer said i must have a leak beneath ground level...
bigbird
Thread
ecotececotecplusecotecplus837plus
pressure
pressure loss
vaillant
Hi guys got a new system fitted in January from scratch including all new pipes .
The system was filled to 1.2 bar , I had to go into cellar (boiler here) to switch off the switch as power company was replacing our meter I noticed the bar flashing at 0.8 -- heating was off. I have checked...
Foxyuk
Thread
ecotececotecplusecotecplus837
help
plus
pressure
valiant
Hello, I wonder if anyone can help. We have an excellent Valient ecotec plus 837 boiler controlled by a Honeywell wireless programmable thermostat controller.
The system at the moment seems very noisy, principle problem is when it is turned to manual and the target temperature is set at 23C the...
Cannot get mains water to flow into system using filling loop. Filling loop connected, both stop valves open and only about 0.9bar in the system but mains water (plenty of mains pressure) will not flow into the system. I have uncoupled the filling loop at the stop valve (at the other end to...
dicksibo
Thread
ecotececotecplusecotecplus837
filling
filling loop
plus
vaillant
Been to a vaillant ecotec plus 837 today that has a rattleing noise coming from somewhere inside the boiler....i think it may be the pump but cant be definate. Not really familiar with working on these and wondered if anyone out there has a method for finding annoying rattleing noises or if...
Hii getting a new boiler fitted in a few days, and since the boiler is situated at the back of the house i dont really want are wires in the way for the thermostat so i want a wireless one that can control the heating as well as a thermostat. The boiler i will be getting is the Vaillant ecotec...
hassom
Thread
boiler
central heating system
control
eco
ecotececotecplus837
honeywell
thermostat
timer
vaillant
wireless
Hi, ok i am going to go for a Vaillant ecotec plus 837, had a plumber out today to quote me for the job. He recommended not to get Vaillant as the parts are plastic and break after a while he recommended me to get a "Intergas Combi Compact" did not state what model number as he didnt knw. He...
hassom
Thread
baxi
boiler
boilers
combi
eco
ecotececotecplus837
hot
hot water
job
new boiler
oil
parts
plumber
potterton
problem
pump
pumps
remeha
tee
vaillant
vertical
water
We have a VRC430 Weather Compensator control panel installed on our Vaillant ecoTEC Plus 837 boiler and also have a VR81 remote control unit installed in the living room.
1. What is the relationship and interaction between the programmed times for heating and hot water, and the two big control...
bverduijn
Thread
about
boiler
central heating system
control
controls
eco
ecotececotecplusecotecplus837
hot
hot water
inside
installation
manual
plus
questions
radiators
reset
temperature
test
vaillant
water
worcester
work
I am just about to move into a 3 bed semi bungalow.It has a back boiler which needs removing and six rads so far i've had three plumbers over to give me a quote,two suggested a vaillant and the other prefered glow worm,but i gather they are much the same.Condensing boiler seems to be the...
adie bond
Thread
backboiler
boiler
bungalow
cold
cold water
cold water storage
combi
condensing
confused
cylinder
eco
ecotecplus837
glow worm
hot
hot water
hot water cylinder
loft
plumbers
problem
sealed
system
tank
vaillant
water
water storage tank
Sure, ad-blocking software does a great job at blocking ads, but it also blocks useful features of our website. For the best site experience please disable your AdBlocker.