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1.
At every battery change, replace the base cap ‘O’ ring seal and screw rubber gasket
seal.
2.
Apply a film of silicon grease to the base cap ‘O’ ring seal and the base cap screw
recess and seal, every time the cap is opened up or the screw undone. Check the grease
regularly.
3.
Test your unit straight after changing the battery, or if the base cap screw has been
undone or removed.
4.
For 500mW versions only, use the sealed battery pack with connector cable.
1.6.0 BASE CAP SCREW INSERTED INDICATOR
The unit is programmed with a ‘BASE CAP SCREW NOT INSERTED’ indicator which through a series of
continuous ‘BEEPS’ shows:
1.6.1 The base cap has been closed (battery connection made) but the screw has not been inserted.
The bleeping can be cancelled by pressing the round manual activation button firmly once, no. 12 ,
Fig. 1 on page 5.
NOTE: ensure the base cap is fully closed, the screw is fully tightened and the base cap is sealed with
silicone grease before the unit is put into service.
