Recent: LG FC930W Safe Mode: Unlock Front Buttons Without Remote

Mend > Home Heating Systems

Mend Switchmaster SM905 Wiring Central Water

wiring on a SM905 switchmaster timer?

Could someone explain the wiring on the timer. The central heating is working fine, but when we just need the water on it does not work. I think it has been wired up incorrectly

Sue
April 2009
SwitchmasterSwitchmaster SM905Heating, Home Heating SystemsWiring Central Water

Automatic Answer

While you wait for answers, we may have found some information which could help you.

Click here for Wiring Central Water

Related Questions ...

Mend timer central coming
1

When timer operating water heating the central heating is coming on aswell?

When my timer is operating the water heating the central heating is also switching on when not selected and by... [Read more]
Mend boiler central heating thermostat
2

S Plan Plus System and Vaillant ecoTEC plus 831?

Vaillant ecoTEC plus 831 boiler is in and running the house heating and water. Control of heating is only by... [Read more]
Mend terminals live neutral
3

wiring for sunvic 207 xls?

my sunvic programmer has 6 terminals - live, neutral and terminals 1 to 4 my central heating cable has only 5... [Read more]
Mend heating heating instructions hot
1

Wiring instructions for Drayton LP711 replacing Danfoss 103?

I had one of these installed on Sat and ever since I have had no hot water or Central Heating, the man is comi... [Read more]
Mend thermostat central heating drayton
1

Central heating not working independantly?

Replaced room thermostat as old one damaged, replacement is Drayton Combistat, 3 wire config'. All seemed wel... [Read more]
Mend central heating boiler thermostat
1

Central Heating and Water on continuously?

New CH pump fitted a month ago by a registered plumber. Since then the Central heating and water runs continuo... [Read more]
Mend valve heating drayton
2

problem with mid position valve? ?

I hope someone can clarify if I have diagnosed the fault that I think Ive got. A few days ago the central h... [Read more]
Mend heating gas valve heat exchanger
1

Baxi Bahama 100 ?? sensor problem?

Unfortunate owner of Bahama 100 which has had several problems over last few months. Replaced:- Diverter Valve... [Read more]
Mend boiler heating systems
1

wiring thorn emi m44/54b To a Tempus 7?

Does anyone know how to wire a Tempus 7 timer to a thorn emi m44/54 boiler. I've got the water heating but not... [Read more]
Mend Siemens Central Heating Controller
2

siemens RWB9 controller wiring connections?

I have installed an RWB9 controller and am unsure where the wires go...the old unit had links in and the new u... [Read more]
Mend central heating boiler thermostat
9

Boiler fires up when demand for hot water but doesn't when demand for C/H?

I have a Potterton Netaheat Profile 80e boiler, Honeywell V4073A mid-position valve, Honeywell ST699B programm... [Read more]
Mend boiler heating plumbing
1

potterton 50el - heating but no hot water (cont.) - bump?

Hi Hi-spec, Hi Ray, Thanks again for your advice.... but i still have this problem. I have been away for... [Read more]
Mend boiler heating wiring
6

Trouble shooting guide required for Ravenheat 820/20 combi boiler?

Does anyone have a copy of this user manual/service guide/trouble shooter they could email me. My boiler is... [Read more]
Mend Heating, Home Heating Systems

can switchmaster 805 be mended?
Mend heating timer switchmaster

switchmaster 805 not turning?
Mend heating hot water programmer

Hot Water System?
Mend wiring diagram controls

wiring diagram?
Mend Heating, Home Heating Systems

Switchmaster sm805 How does it work?
Mend thermostat home heating control

The switch is.... switchmaster sm905?
Mend instructions wires terminals

i need fixing instructions for the switchmaster sm 905?
Mend boiler system faulty

We have a switchmaster 300 timer on our heating system?
Mend Honeywell Heating Cylinder

switchmaster cylinder stat to honeywell cylinder stat?
Mend heating timer switchmaster

The timer is not working on my Switchmaster 905 heating timer?
Mend manual heating control

switchmaster 805 manual ?
Mend switchmaster going work

Switchmaster 905?

How to mend ...

Find out how to mend just about anything howtomendit.com for free repair help, information and advice.
Mend Home Heating Systems ...

Other models...

Switchmaster 805

Related Categories

Mend Convector Heaters
Convector Heaters
Mend Fan Heaters
Fan Heaters
Mend Oil Filled Radiators
Oil Filled Radiators

Topic

SM905 Switchmaster Wiring - Help & Advice