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Mend Greenstar Junior Combi

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We have 33 questions about mending 'greenstar junior combi'

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Mend Heating, Home Heating Systems

worcester combi bolier timer not working?

I have a worcester junior greenstar and the timer switch does not come on so boiler has to be switched on/off ... [Read more]
Mend Heating, Home Heating Systems

timer problems?

I have a Worcester greenstar 24i junior combi boiler and the timer is not switching off. If the boiler/heating... [Read more]
Mend Heating, Home Heating Systems

the pressure remains at 3+ bar, how do i reduce this?

I have a Worcester greenstar 24i junior combi boiler and the pressure bar remainsd at 3.5 bars. I need to redu... [Read more]
Mend Heating, Home Heating Systems

my central heating will not start on my worcester bosch greenstar combi 28i?

the central heating will not fire up on my central heating greenstar 28i junior, I had a similar problem last ... [Read more]
Mend Heating, Home Heating Systems

i have no central heating on my greenstar worcester 28i junior combi boiler?

i have no central heating on my boiler??? water works fine but no central heating???? fan & pcb have been rep... [Read more]
Mend Heating, Home Heating Systems

how can i increase the pressure on worcester greenstar 24I from 0 to 1?

please can anybody help me to increase the pressure frm 0 to 1 on a WORCESTER GREENSTAR 24I Junior combi boile... [Read more]
Mend Heating, Home Heating Systems

water pouring from boiler?

I have a Worcester Greenstar 24i/28i junior combi system. Water is pouring from the overflow and dripping fro... [Read more]
Mend Heating, Home Heating Systems

replace batteries in Worcester 28i Termastate?

I need to replace the batteries in my wall mounted termatate to my Worcester Greenstar 28i Junior Combi boiler... [Read more]
Mend Heating, Home Heating Systems

how can i fix my greenstar 24i junior /28i junior combi boiler?

The pressure guage on my boiler is at zero how do i repressure my boiler and at what pressure should it be ?
Mend Heating, Home Heating Systems

Siemens RDJ10 thermostat, not switching on my central heating?

I have a worcester bosch Greenstar 28i Junior combi-boiler, with a Siemens RDJ10 thermostat. I have set the ti... [Read more]
Mend Heating, Home Heating Systems

How do I recharge pressure in a closed combi boiler system?

I've bled our radiators and there's now no pressure (bar) at all on the gauge on our Worcester Greenstar 24i J... [Read more]
Mend Heating, Home Heating Systems

How can I fix my Greenstar 28i Junior combi boiler?

I have a Greenstar 28i Junior combi boiler which this morning has no hot water and the pilot lights keeps goin... [Read more]
Mend Heating, Home Heating Systems

greenstar junior 24i combi boiler?

need to top up not a loop system how do i do this
Mend Heating, Convector Heaters

greenstar 24i junior bosch combi?

how do i get the cover off the boiler
Mend Heating, Home Heating Systems

Boiler pressure issue (Worcester Greenstar Junior Cond Combi)?

Last night, I noticed 2 of my upstairs CH radiators were cool at the top, so I decided to 'bleed' air from the... [Read more]
Mend Heating, Home Heating Systems

How can I stop my worcester greenstar 24i junior losing water?

My combi bioler seems to be losing water most weeks and Im having to top it up, there are no visible leaks in ... [Read more]
Mend Heating, Home Heating Systems

How to increase pressure on Worcester Greenstar 28i junior boiler?

Just had a new combi boiler installed 2 weeks ago and it is running fine, but the pressure bar has dropped to ... [Read more]
Mend Heating, Home Heating Systems

can i isolate the hotwater circuit from my combi boiler?

I have a leak in my hotwater circuit and cannot get a plumber, holidays etc, I have solved the problem by turn... [Read more]
Mend Heating, Home Heating Systems

How do I recharge my Worcester Greenstar 28i Junior Combi?

I had the above Boiler fitted in July 07 with no problems. I noticed 2 off radiators were cold from halfway up... [Read more]
Mend Heating, Home Heating Systems

Problem with worcester bosch combi boiler?

Evert time we turn the hot tap on our boiler makes a high pitched whistling noise. Worcester bosch greenst... [Read more]
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