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Latest Questions

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
Mend Heating, Home Heating Systems

Flamerite Isis Fire?

i need a new mother board for my flamerite isis fire do you know where i can purchase one
Mend Worcester Combi Ignition
2

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

my worcester 30 cdi combi combi boiler wont fire up and ''ea'' keeps flashing? my worcester 30 cdi combi bo... [Read more]
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Mend Weil-mclain

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We have 19 questions about mending 'weil-mclain' in category Heating, Home Heating Systems

How to mend Weil-mclain

Mend working perfectly power
1

What would u recommend the problem is?

I resited a 38 cxi working perfectly before, filled it up put power to it, got 240v to the on off switch and f... [Read more]
Mend pressure temperature valve

hot water heat pressure on 2# should be 12#?

Repaired a pipe on my H/Water heating system. Boiler type Weil-MclaLain. Worked well for 30 years. Now hav... [Read more]
Mend ignites main burner help

wm50/4pf?

wm50/4pf ignites main burner then cuts out repeats this sequence and gives up. can you help?
Mend boiler heating vibration

what is wrong with my weil mclain boiler?

when my boiler starts it makes a vibrating noise that comes from the exhaust blower what could be causing ths ... [Read more]
Mend pump runs fan

how can i fix my mx2 24-30ff?

got a mx224-30 pump runs fan comes on no ignition no spark .sometimes it will light and run, normally this onl... [Read more]
Mend heating system troubleshooting
1

what does A3 mean?

what does A3 mean when it shows up on an optimax HE model?
Mend Heating, Home Heating Systems

what does A1 mean?

what does it mean when A1 shows on an optimax HE model
Mend high limit boiler

saber 28 is it my high limit thermister?

call for heat then boiler runs for 15 min shuts down then goes 2 red led
Mend heating system water pressure gas

No water pressure ?

A Weil-McLain Gas Boiler heated with water not steam. at zero psi, no pressure or water coming out of the r... [Read more]
Mend micron 50 ff
1

micron 50 ff?

the burner on my micron 50 ff comes on for approx 20 sec then off for 20 sec,but when the casing is removed it... [Read more]
Mend hot runs warm

how can i fix my 100 he plus?

my hot warter runs warm not hot , like it used to
Mend boiler heating pressure

rise in boiler pressure?

I have a Weil McLain boiler and the piping was redone this summer as all the zone valves and piping was mounte... [Read more]
Mend format 80e time

format 80e?

not lighting all the time
Mend boiler fine heat
1

boiler wont start?

weil-mclain boiler gold GV. zone 2 works fine. when zone 1 calls for heat the zone valve opens but boiler does... [Read more]
Mend boiler heating circulator

howling noise?

I HAVE A WEIL-MCLAIN 3 SECTION GOLD OIL FIRED BOILER THAT MAKES A HOWLING NOISE AFTER IT HEATS UP. WE GOT MOST... [Read more]
Mend pressure bar water
1

how can i fix my 820/20?

the pressure bar is just below one which is causing problems with the hot water. what do i need to do to fix t... [Read more]
Mend gas boiler 1st
1

Weil-McLain Gas Fired Boiler?

Boiler is located in the basement. 1st floor radiators have water coming out when manually vented. Some 2nd fl... [Read more]
Mend heating radiators gas bill
1

Boiler is hot, but my radiators are hardly working?

Long story short, have an enormous boiler downstairs in this old farm house - that is for the ground level of ... [Read more]
Mend heating radiator boiler
1

Cold Radiator?

My boiler seems to be working fine, but one of my radiators never warms up. The pipe coming to and from the b... [Read more]

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Mend Heating, Home Heating Systems

How do i stop the time from flashing on the Siemens RDJ100RF?
Mend Worcester Combi Ignition

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

Worcester boiler dripping water?
Mend Heating, Home Heating Systems

Remove cover off gas boiler?
Mend boiler heating lockout

Greenstar 24Ri boiler, fast flashing - can I reset?
Mend vaillant ecotec boiler

Vaillant ecotec 831 plus?
Mend boiler heating systems

Remove boiler cover?
Mend Heating, Home Heating Systems

How to fix my fireplace?
Mend boiler thermostat replacement

Oil fired boiler thermostat?

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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