28 mins ago: No lights and water in bottom of machine?

Mend Optimax Home Heating Systems

Heating, Home Heating Systems
howtomendit.com find out how to mend just about anything.
Categories

How to mend ...

Mend Alpha Mend Alpha Heating Mend Apollo Mend Ariston Mend Baxi Mend Bermuda Mend Berry Mend BIASI Mend Bosch Mend Boss Mend Boss Therm Mend Boulter Mend British Gas Mend Britony Mend Brittany Mend Brittony Mend Camray Mend Cannon Mend Canon Mend Celsia Mend Chaffoteaux Mend Chaffoteaux & Maury Mend Concord Mend Crane Mend Danfoss Mend Digistat Mend Dimplex Mend Drayton Mend Ecomax Mend Ferroli Mend Fertech Mend Firebird Mend Flexicom Mend Glow Worm Mend Glow-worm Mend Glowworm Mend Grant Mend Grundfos Mend Halstead Mend Harcal Mend Heatline Mend Heatslave Mend Honeywell Mend Horstmann Mend Hydroline Mend Icon Mend Icos Mend Ideal Mend Isar Mend Jaguar Mend Johnson & Starley Mend Keston Mend Kingfisher Mend Kohlangaz Mend Landis & Gyr Mend Lifestyle Mend Linea Mend Main Mend Medway Mend Modena Mend Morco Mend Myson Mend Netaheat Mend Ocean Mend Optima Mend Potterton Mend Powermax Mend Prima Mend Promax Mend Protherm Mend Pulsacoil Mend Puma Mend Randall Mend Ravenheat Mend Remeha Mend Riello Mend Sabre Mend Saunier Duval Mend Servowarm Mend Siemens Mend Sime Mend Stelrad Mend Swift Flow Mend Switchmaster Mend Thorn Mend Thorn EMI Mend Tiger Mend Trianco Mend Vaillant Mend Valiant Mend Viessmann Mend Vizo Mend Vokera Mend Vulcan Mend Worcester Mend Worcester Bosch

Latest Questions

Mend radiator thermostatic stuck
1

One radiator in a bedroom is always cold?

One radiator in a bedroom is always cold. It used to work fine. I have tested the thermostatic value and the... [Read more]
Mend sabre pressure water

Sabre 29 water pressure drop?

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

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

flashing green light near the CH select button new batteries in transmitter
Categories

Mend Optimax 25c

Free repair help

We have 35 questions about mending 'optimax 25c' in category Heating, Home Heating Systems

How to mend Optimax 25c

Pages 21
Mend boiler heating pressure
1

Hi how to increase the water pressure on ferroli optimax 25C?

Hi how to increase the water pressure ? I’m getting F37.
Mend boiler pressure heating
1

how do I change the bar pressure on my boiler? It's a ferolli Optimax 25C?

the bar pressure is sitting between 0 and 1. how do I adjust this?
Mend start changed switch
3

how can i fix my boiler ferroli optimax 25c?

will not start, i,ve changed pcb , pump, diverter switch, i think the new pcb may need re-programming but i ... [Read more]
Mend boiler fault code ferroli

ferroli optimax 25c showing f37 ?

fault code f37 showing in display
Mend heating optimax error code

optimax 25c?

i have the same problem displays 00 lu hu not in manual any ideas cheers
Mend combi boiler error code heating

ferroli optimax 25c combi boiler?

does anyone know what breakdown code LU means it flashes for a while then two dots flash constantly and you ca... [Read more]
Mend central heating hot water diverter valve

no hot water?

i have got a optimax 25c boiler central heating is working but no hot water,i have change the pump diverter, f... [Read more]
Mend boiler combi ferroli

ferroli optimax 25c?

does anybody have codes or how to recode ferroli optimax25c combi boiler
Mend Heating, Home Heating Systems
4

ferolli optimax 25c fault code f26?

Fault code F26 showing, the outlet pipe was frozen and unblocked it but now the boiler will not relight. It s... [Read more]
Mend problem flashing trouble

how can i solve the problem?

my optimax 25c keeps flashing f 05 trouble shoot says its something to do with the fan any ideas
Mend boiler heating fault
1

ferroli optimax 25c?

no hot water turn on tap 3 way valve gos to heating and pump stops boiler gos off 03 fault .put 3 way valve to... [Read more]
Mend heating ferroli fault
1

ferroli optimax 25c?

Not flashing fault just two dashes. No heat no hot water. And gushing sound coming from it. Help!! Need to do ... [Read more]
Mend boiler heating ferroli
1

Ferroli Optimax 25C Boiler temperature help?

I have a Ferroli Optimax 25C Boiler. When it gets up to temperature, it automatically turns off but will ... [Read more]
Mend boiler heating pressure
1

where would i find i filling loop on an optimax 25c ferroli boiler ?

my boilers pressure has dropped below 1 which has caused my boiler to stop, the manual says to relesae the fil... [Read more]
Mend boiler heating error

Boiler question?

I have a optimax 25c that is showing f37 on the dial. The heating did not come on this morning and we have jus... [Read more]
Pages 21

Try searching for...

Boiler Heating PressureBoiler Pressure HeatingStart Changed SwitchBoiler Fault Code FerroliHeating Optimax Error CodeCombi Boiler Error Code HeatingCentral Heating Hot Water Diverter ValveBoiler Combi FerroliProblem Flashing TroubleBoiler Heating FaultHeating Ferroli FaultBoiler Heating FerroliBoiler Heating PressureBoiler Heating Error
Mend Heating, Home Heating Systems

How to fix my fireplace?
Mend boiler thermostat replacement

Oil fired boiler thermostat?
Mend Worcester Combi Ignition

Worcester 30 Cadillac combi boiler won’t fire up and the EA?
Mend boiler heating lockout

Greenstar 24Ri boiler, fast flashing - can I reset?
Mend Heating, Home Heating Systems

How do i stop the time from flashing on the Siemens RDJ100RF?
Mend radiator thermostatic stuck

One radiator in a bedroom is always cold?
Mend Heating, Home Heating Systems

Remove cover off gas boiler?
Mend heating radiators boiler

Worcester boiler dripping water?
Mend vaillant ecotec boiler

Vaillant ecotec 831 plus?

How to mend ...

Mend Alpha Mend Alpha Heating Mend Apollo Mend Ariston Mend Baxi Mend Bermuda Mend Berry Mend BIASI Mend Bosch Mend Boss Mend Boss Therm Mend Boulter Mend British Gas Mend Britony Mend Brittany Mend Brittony Mend Camray Mend Cannon Mend Canon Mend Celsia Mend Chaffoteaux Mend Chaffoteaux & Maury Mend Concord Mend Crane Mend Danfoss Mend Digistat Mend Dimplex Mend Drayton Mend Ecomax Mend Ferroli Mend Fertech Mend Firebird Mend Flexicom Mend Glow Worm Mend Glow-worm Mend Glowworm Mend Grant Mend Grundfos Mend Halstead Mend Harcal Mend Heatline Mend Heatslave Mend Honeywell Mend Horstmann Mend Hydroline Mend Icon Mend Icos Mend Ideal Mend Isar Mend Jaguar Mend Johnson & Starley Mend Keston Mend Kingfisher Mend Kohlangaz Mend Landis & Gyr Mend Lifestyle Mend Linea Mend Main Mend Medway Mend Modena Mend Morco Mend Myson Mend Netaheat Mend Ocean Mend Optima Mend Potterton Mend Powermax Mend Prima Mend Promax Mend Protherm Mend Pulsacoil Mend Puma Mend Randall Mend Ravenheat Mend Remeha Mend Riello Mend Sabre Mend Saunier Duval Mend Servowarm Mend Siemens Mend Sime Mend Stelrad Mend Swift Flow Mend Switchmaster Mend Thorn Mend Thorn EMI Mend Tiger Mend Trianco Mend Vaillant Mend Valiant Mend Viessmann Mend Vizo Mend Vokera Mend Vulcan Mend Worcester Mend Worcester Bosch

Ask Question

Ask your question Do you need free help? Ask your question.

howtomendit.com for free repair help, information and advice.
Ask Question
Mend Video, Televisions
Mend Household Appliances, Washing Machines
Mend Vehicles, Cars
Mend Kitchen Appliances, Electric Cookers

How to mend ...

Loading
How do I mend my Powermax 155?
Loading
How do I fix my Ferroli optimax he plus 31c?
Loading
How do I repair my Worcester Bosch Greenstar CDi?
Loading
How do I mend my Potterton Profile 50 E?
Loading
How do I repair my Drayton Digistat SCR?
Loading
How do I repair my Halstead Ace 30?
Loading
How do I repair my Glow-worm 30 CI?
Mend Vehicles, Motorcycles
Mend Kitchen Appliances, Electric Cookers
Mend Video, Televisions
Mend Vehicles, Cars