Changing The Batteries; Replacing The Pins - Wohler HF 300 Mode D'emploi

Changing the
batteries
6 Changing the
batteries
7

Replacing the pins

18
When battery voltage gets low, a low battery indi-
cator will appear on the LCD.
In this case change the batteries as follows:
Open the battery compartment on the back of
•
the unit.
Replace the battery by a new 9V battery
•
ATTENTION!
Remove the battery from the meter when not us-
ing it for a certain time.
Broken or damaged pins can be exchanged by
the pin-kit.
• Loosen the damaged pins with an appropriate
tool (gripper, screw wrench or ring wrench).
Replace the damaged needles by the needle-
•
kit and fix the new needles with the tool.