rwb9 controller wiring quicky

[dean1979]

hey there. Took this siemens controler of the wall to do some decor. Wrote down what wire go where and geuss wot. Labourer binned them.

ive managed to work out what each wire is but dont know where they go.

Cable 1
blue - pump and 2 port negative
black - 2 port valve live
brown - pump live
Earth - earth

cable 2
L n e supply

cable3
Boiler l n e

there is no stat on the cylinder

on the rwb9 i have
n, l, 1, 2, 3, 4

 

[superstardeejay]

wiring diagram is here:

http://www.industry.siemens.co.uk/b...l-controls/documentation/Documents/rwb9_i.pdf


Siemens Building Technologies were formerly Landis & Gyr.

It uses a standard 'gas council' wiring base.

 

[Whitespirit66]

I'm guessing it's quite an old system.

Is there a room stat on heating?

Is it gravity circulation (ie. no pump running) when hw is on?

Just one 2-port valve that controls heating?