Fuse And Battery Replacement - Iso-Tech IIT-2302 Manuel D'instructions

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Note: If the 20Ω range is selected, the end of test beep has
a low tone if the circuit resistance is less than approx. 5Ω.
If the display shows OR , then the circuit resistance being
measured is greater than the range selected. Select a higher
resistance range to show the actual value.

8 Fuse and battery replacement.

 Warning! Disconnect from the circuit under test, turn the
instrument off and remove the test leads before opening the
case to replace the fuse or batteries.
 Warning! To ensure continued protection, replace the fuse
only with the type given in the specifications.
To replace the fuse:
a) Use a screwdriver to remove the screw from the battery
compartment cover on the rear of the instrument. Remove
the cover. Retain the screw and cover.
b) Remove the fuse from the holder and replace with the
correct type given in section 4; Specifications . A spare
fuse may also be stored in the dedicated recess in the
battery compartment.
d) Refit the battery compartment cover and secure with
the screw. Turn the instrument on and check for correct
operation.
To replace the batteries:
a) Use a screwdriver to remove the screw from the battery
compartment cover on the rear of the instrument. Remove
the cover. Retain the screw and cover.
b) Remove the battery holder from the compartment and
carefully disconnect the electrical connector.
c) Remove the 6 exhausted cells and replace with 6 fresh cells
of the type given in section 4: Specifications , observing
correct cell polarity. Do not mix old and new cells.
d) Observing the correct polarity, reconnect the electrical
connector and place the battery holder into the battery
compartment.
e) Refit the battery compartment cover and secure with
the screw. Turn the instrument on and check for correct
operation.
f) Dispose of the removed cells in accordance with local
regulations.
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