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How do i use a multimeter to test for voltage and continuity from a pcb,?

I need to test the air pressure swich on my boiler,i havn't a clue how to use a multimeter, ie settings / voltage....can you help it is urgent as my kids need a bath and i can't afford a heating engineer...
Thankyou

The multimeter i have got is a multimetrix DMM105

smiddy, April 2006

home Fix label D.I.Y label_important Switches and Socketsdone

Put it on the ohms or diode test setting

Juan Skinner, October 2006

Sorry to take so long but I thought that some one would answer this. Sorry again to be blunt but if you don't know how to use a multimeter you should not be monkeying with a heater - it is dangerous.

Terry, June 2006

Fix Fault - D.I.Y

home label D.I.Y label_important Switches and Sockets

home Fix label D.I.Y label_important Switches and Sockets

How do i use a multimeter to test for voltage and continuity from a pcb,?

I can answer this question...

How do i use a multimeter to test for voltage and continuity from a pcb,?

I can answer this question ...

How do i use a multimeter to test for voltage and continuity from a pcb,?

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