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16. Reinstall the UV lamp (see installation section)
POWER SUPPLY UNITS
The servicing of the power supply box should only be carried out by qualified service technicians. The
power supply box has a 5amp fuse which may need replacing. If the fuse has blown then the cause
must be determined before proceeding.
1.
Switch
OFF
the mains power to the UV system.
2.
Open the power supply box and remove the fuse holder by pulling it from the fuse terminal block.
3.
Replace the fuse (11-FTB00.7) in the fuse holder.
4.
Replace fuse holder in terminal box.
Power supply boxes contain a spare set of volt free contacts (vfc) for remote annunciation of lamp
failure and an audible lamp fail alarm will sound in the event of a lamp failure to notify operator to
replace UV lamp.
Picture 12
