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Mend Optima Home Heating Systems

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Mend sabre pressure water

Sabre 29 water pressure drop?

sabre 29 water pressure dropped, how to increase the pressure
Mend boiler greenstar flashing

Worcester Greenstar CDi boiler won't fire up the central-h?

flashing green light near the CH select button new batteries in transmitter
Mend Heating, Home Heating Systems
1

How do i stop the time from flashing on the Siemens RDJ100RF?

How do i stop the time from flashing on the Siemens RDJ100RF unit
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Mend Optima

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We have 147 questions about mending 'optima' in category Heating, Home Heating Systems

How to mend Optima

Pages 54321
Mend boiler pcb heating
1

ferroli modena 80 e blowing fuses and no power to fan?

Hello Garry, This is just a friendly email as I have looked at your replies at this url http://www.howtomen... [Read more]
Mend radiator heating boiler
1

Why do my TRV's rattle?

The bi-directional TRV's on my radiators rattle loudly when they reach the set temperature for operating (clos... [Read more]
Mend boiler reset time clock
2

Ferroli optima 701 time clock?

The clock on my 701 keeps tripping out to zero so the boiler will not fire up in auto so i have to keep resett... [Read more]
Mend boiler heating pressure
3

ferroli optima 700 water pressure problems?

hi the water pressure on the boiler is reading below 1 bar when its topped up to above that and the heatings o... [Read more]
Mend boiler heating combi
3

Ferroli optima 701 (combi boiler)?

The water pressure in the boiler creeps up to 3 bar, I have previously reduced the pressure in the system by d... [Read more]
Mend combi boiler central heating intermittent problem
2

Intermittent problem with Ferroli Optima 901 Combi Boiler?

Our boiler supplies piping hot water in 'hot water' mode and heats the radiators in 'hot water + heating' BUT ... [Read more]
Mend heating leak boiler
2

My optima ferroli boiler leaks from the overflow pipe and the temperature?

My overflow pipe is leaking only a little drip constantly if i put my boiler on the temperature gauge seems to... [Read more]
Mend hot water cold
1

how can i fix my ferroli optima 901?

the hot water keeps going hot then cold every minte
Mend boiler combi boiler heating
2

Why do the upstairs radiators not get hot?

I have a Ferroli Optima 701 Combi Boiler. Our heating is working on the downstairs radiators, it seems quite h... [Read more]
Mend combi boiler central heating heating system
2

Why does the Hawk II Optima keep turning on central heating without request?

I have a Hawk II Optima combi boiler which is around 10yrs old. I've pushed the selector switch to the disable... [Read more]
Mend heating installation boiler
1

Optima boiler?

Wish to take my little used optima 901 off the wall to re-skim and then re-place.Been told from local pub gas ... [Read more]
Mend optima diverter valve
1

Optima 701 Diverter Valve?

Is the Diverter Valve really the Combination Gas Valve, Item No 44, GC Part No386544, Makers Part No 800540. ... [Read more]
Mend diverter valve air
1

Optima 701 Diverter?

Where is the diverter valve, does it have another name. Is it part 43 Air pressure switch ?
Mend hot gas combi
2

No Hot Water OPTIMA 701 gas combi boiler?

I get no hot water unless I have the heating on. I have cleaned the water filter, flowmeter and flow restricto... [Read more]
Mend boiler pressure heating
1

ferroli optima boiler losing pressure?

just had a new bathroom fitted and since the pressure on the boiler is dropping to zero within a couple of hou... [Read more]
Mend boiler central heating ferroli
2

ferroli optima 700?

i can only get hot water when central heating is on not when hot water only is chosen pilot light ignights ... [Read more]
Mend expansion find boiler
4

ferroli optima 901 expansion vessel location?

Hi I cannot find the expansion vessel,can anybody tell me where it is on the boiler? I have taken of the cov... [Read more]
Mend boiler pressure faults
4

feroli optima 901 boiler pressure high?

HI my boiler optima 901 pressure is high 2.8 bar+ and operating the prv.I have set the pressure with the hea... [Read more]
Mend boiler heating igniter
2

how can i fix my ferroli optima 700?

my optima 700 was working fine,then no hot water or heating. checked pilot it was out,went through ignition p... [Read more]
Mend boiler central heating pcb
1

Can anyone diagnose the problem with my Ferroli Optima 901?

I have a Ferroli Optima 901. When the hot water is run for a period of 3-4 minutes the boiler cuts out and the... [Read more]
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Mend optima diverter valve

Optima 701 Diverter Valve?
Mend heating pressure corrosion

optima 701 pressure rises when heatings on drops when off?
Mend boiler turns off

boiler turns off and on?
Mend home heating heating systems boiler

Optima failing to fire up?
Mend heating installation boiler

Optima boiler?
Mend diverter valve air

Optima 701 Diverter?
Mend combi boiler central heating heating system

Why does the Hawk II Optima keep turning on central heating without request?
Mend pressure hot water

high pressure when heatings on?
Mend hot gas combi

No Hot Water OPTIMA 701 gas combi boiler?

How to mend ...

Mend Baxi Mend Bosch Mend Boulter Mend Britony Mend Dimplex Mend Drayton Mend Ferroli Mend Halstead Mend Heatline Mend Kohlangaz Mend Myson Mend Potterton Mend Remeha Mend Siemens Mend Switchmaster Mend Vaillant Mend Vokera Mend Worcester

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