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INTERNAL WIRING DIAGRAM (QE1)
NB • Carry out wiring installation using appropriate diagram as shown.
NB • When the TOWERCHRON QE1 timeswitch is to be used with a combination boiler, always refer to the boiler
manufacturer instructions concerning wiring before using the information contained in this manual. In some
cases, the boiler manufacturers instructions will contain information regarding removal of certain link wires
and will always indicate the fuse rating for the mains electrical supply.
NB • Plug in unit and secure to the base by tightening fixing screw.
10
OFF
ON
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