How to mend ... Boiler System Bar

Cant re-pressurise my saunier duval isofast condens f35e?

The pressure in my system has dropped to 0.5 bar so I have an error message 21 and no hot water or heating. ... [Read more]

Can a bolier fault drop pressure even if there isn't a leak on the system?

My boiler is constantly dropping pressure and coming up with the fault code F.22, yet i can't find a single le... [Read more]

boiler keeps turning itself off?

my biasi combi keeps turning itself off, the lock out switch comes on and it has to be fired up again, i notic... [Read more]

Fluctuating Pressure in Combi Boiler?

I have an ideal response 80 boiler. The pressure has been high on it (4bar) and last night I reduced this pres... [Read more]

Over-pressure on Worcester Bosch Heatslave 15/19?

I'll give you the full story. 2001 Worcester Bosch Heatslave 15/19 oil combi boiler; the pressure gauge showed... [Read more]

Does anyone have any idea or advice regarding my vaillant ecoTEC plus 630?

i have had all sorts of problems over the past 24 hours with my above named boiler. all the heating went off y... [Read more]

How To Replace Pressure Relief Valve on Combi Boiler?

Dear Site, We have a Baxi Combi 105e, which appears to have a weak PRV, in so much that it is losing pressu... [Read more]

vokera compact 25 he with low pressure - how to raise it?

we have the above mentioned boiler which is about two yrs old. Over the last couple of weeks the pressure has ... [Read more]

glow worm flexicom 30sx lost pressure - help!?

Hi, I know nothing about boilers and am hoping someone can help. I think we had a leak on one of our radiators... [Read more]

Jaguar 28k combi boiler?

Jaguar 28 kw .I have to refill to bar setting after each central heating program which shows FO , ... [Read more]

Baxi 105HE Expansion vessel pressure!!?

What should the pressure be in the expansion vessel with the system drained ie no pressure.The boiler is a Bax... [Read more]

How can I get my Glow Worm Ultimate 100FF boiler working?

I have a sealed water sytstem with a pressurised Megaflow hot water tank. Occassionally the system pressure j... [Read more]

Boiler Systems?

How do I improve a low water pressure fault on a Ferroli Optimax HE 31 C Combi Boiler System? The pressure... [Read more]

solaris 30pc condedencing boiler?

just repaced the pressure switch set the system to 1.5 bar but when the system is running , the pressure goes ... [Read more]

How can I fix my Fer Hawk II boiler?

This morning my FER Hawk II boiler ignited when the hot water tap was turned on as normal. However the water q... [Read more]

Vaillant EcotecPlus Boiler --Pressure gauge erratic?

Hi: When my heating is on, the needle of the pressure gauge shoots right up to the red. Then when the heat is ... [Read more]

ariston eurocombi looses pressure when off?

when boiler is not running pressure falls to below 0.5 bar within 30 mins. when i refill to 0.75 bar boiler ig... [Read more]

Baxi Bahama 100?

My Baxi Bahama 100 made a crunching noise soon after it started. It then stopped. I noticed the water pressu... [Read more]

worcester 28cd1 EXCESS PRESSURE?

Yesterday we fitted a new radiator to a closed system (non vented), but now the pressure reads up to 3 bar whe... [Read more]

Too much pressure?

We have a ferolli combi boiler, that has too much pressure in the system (3 3.5Bar) how can i reduce this back... [Read more]