Secure SRT323 User And Installation Instructions Manual page 15

Typical combination boiler installation for boiler
with built in timer and external room 'stat
E
MAINS
N
SUPPLY
L
This diagram is schematic and should be used for
guidance only.
SRT323 terminal connections
E N L
COMBINATION BOILER TERMINALS
1 2 3
REMOVE
LINK IF
FITTED
4
15