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Fix Fault Bosch

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We have 781 questions about fixing 'bosch' in category Heating, Home Heating Systems

Worcester Bosch green star 30si?

The reset button and spanner light flash every second. All functions work, pressure ok. Reset boiler and the spanner flashes every second on and off. Any suggestions?
home Fix label Heating label_important Home Heating Systems category Worcesterdone

no power?

no power to 1519 bosch worcester heat slave oil boiler
home Fix label Heating label_important Home Heating Systems category Worcester

Radiators hot all the time,Fault FC?

Thermostat TR2, boiler:Worcester Bosch RD532i. Multifunction display shows fault FC,Text display shows Please wait.... initialising.....Radiators hot although heating turned down on thermostat. I use ... more
home Fix label Heating label_important Home Heating Systems category Worcesterdone

worcester bosch combi boiler?

sometimes the hot water does not come on,sometimes the central heating does not come on, how do you fix it ?
home Fix label Heating label_important Home Heating Systems category Worcester

Ihave a worcester bosch greenstar 30Si with a digital optimiser?

I have a worcester bosch greenstar 30Si combi boiler with a digital optimiser. The heating is full on and the display on the optimiser has changed to 'E16'. Unable to find out what this code means
home Fix label Heating label_important Home Heating Systems category Worcester

how can i fix my boiler please?

I have a bosch junior boiler& my son has pushed the round button in now the boiler is leaking like mad please help...
home Fix label Heating label_important Home Heating Systems category Bosch

How do I program the timer on my Worcester Bosch 280rsf boiler?

Please can you tell me how I can program the time to set my boiler (Worcester Bosch 280) on and off, either once or twice during the day? Also, will I be able to set different times on different days ... more
home Fix label Heating label_important Home Heating Systems category Worcester

My Worcester Bosch highflow 400 will not re ignite?

My boiler will not ignite as describe in the manual by turning off the power, then turning on and turning the dials but will ignite when i press the thermosat red button but then makes a dreadful ratt ... more
home Fix label Heating label_important Home Heating Systems category Worcester

how do i fix an air flow fault on the water heating side of a combi boiler?

how do i fix an air flow fault on the hot water side of a worcester bosch 25 si ll combi boiler
home Fix label Heating label_important Home Heating Systems category Worcester

Bosch Worcester CD24i not delivering hot water properly?

When hot tap turned on water demand light comes on and burner ignites, water begins to get warm. Then after about 10 sconds both go off (unless central heating is on and then the burner stays on). Is ... more
home Fix label Heating label_important Home Heating Systems category Worcesterdone

What does -//- mean flashing on my Worcester Bosch 37cdi, no heating!?

I think there is something wrong with my thermostate, as the heating was coming on and off at it's own pleasure! Now it is flashing -//- and I have no heating, but have hot water?
home Fix label Heating label_important Home Heating Systems category Worcesterdone

Troubleshooting a Bosch ZWB28-3 combi boiler?

Currently it heats our hot water well but when cold is mixed in like in the shower the temperature of the water comming out of the showerhead is ever fluctuating....Also the heating function only work ... more
home Fix label Heating label_important Home Heating Systems category Bosch

hot water temperature fluctuates?

boiler starts hot then goes cool. i have to reduce tap flow to get it hot again. its a worcester bosch 240
home Fix label Heating label_important Home Heating Systems category Worcester

How can I fix the noise on my Boiler and stop it loosing pressure?

The problem appears to be the pilot light on my boiler (Worcester Bosch 230 RSF combi ). When switched on it seems to come on and then start making loud banging noises and then the pilot light goes ou ... more
home Fix label Heating label_important Home Heating Systems category Worcester

Heating Home Heating Systems?

My Bosch Worcester 40 CDI has a problem the water isn't getting that hot but the radiators are working fine and the water keeps cutting out when you run a bath with the hot tap you get the 'E9' and th ... more
home Fix label Heating label_important Home Heating Systems category Worcesterdone

air trapped in worcester bosch 40 cdi ?

My worcester Bosch 40 CDI goes down nearly every time I manually switch it to radiator mode. It may run fine for an hour or two but eventualy it switches itself off with the normal array of flashing ... more
home Fix label Heating label_important Home Heating Systems category Worcester

worcester bosch greenstar 24i?

central heating not working, hot water yes. no fault indications reset no effect. burner on green light comes on iniytially when c/h started then goes off after 5/10 seconds. Any ideas before the w ... more
home Fix label Heating label_important Home Heating Systems category Worcester

how do i take the front cover off?

how do i remove the front cover off my worcester bosch
home Fix label Heating label_important Home Heating Systems category Worcester

what is the most likely fault with a worcester bosch greenstar combi 28i?

The system was drained to fit new rads and after refilling it will not start up. Bosch greenstar 28i The blue fault light is flashing. The pump seems to be working but the fan is not coming on. The ... more
home Fix label Heating label_important Home Heating Systems category Worcesterdone

fault ea?

Help please. I have a Worcester Bosch RD532i combi boiler and it's displaying Fault EA, which I have established means no flame igniting. My husband and I have trawled the internet trying to find ou ... more
home Fix label Heating label_important Home Heating Systems category Worcesterdone

Fix Fault - Heating, Home Heating Systems

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Fix Fault - Heating, Home Heating Systems

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