6.4 Changing the probe
The instrument must be newly calibrated once a probe has
been changed (See 5.4 Calibrating instrument, page 24)!
Instrument must be switched off. Plug contacts in the instrument
should not be touched!
1 Turn screw ring anti-clockwise and remove probe.
2 Attach new probe (watch for guide groove) and tighten screw
ring in a clockwise direction.
6.5 Changing battery
1 Pull out battery compartment.
2
Remove spent batteries and insert new
batteries (4 x Type LR44). Watch out for
+/-.
3 Reinsert battery compartment.
6. Service and Maintenance
27
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