Amprobe DM73C Digital-Multimeter - Manual (Page 9)

3
Automatic Shutdown
This function causes the meter to enter power saving mode after
approximately 10 minutes. Disable automatic shutdown by holding
the shift button down while turning the meter on.
MAINTENANCE
In Case of Difficulties In the case of improper operation of the
meter, first review the operating instructions for possible errors in
operation. Inspect and check test leads for continuity. Check the
condition of the batteries. The battery “
” symbol appears when
the voltage falls below the level where accuracy is guaranteed.
Replace batteries immediately.
Battery Replacement
Warning: In order to avoid electrical shock,
remove the test lead before opening the
case. To replace the batteries ( 2 – LR44)
unscrew the battery hatch screw and remove
the old batteries. Install the new batteries
observing the diagram in the battery area.
Cleaning Procedure
Gently wipe dirt from the surface of the unit with a soft cloth
moistened with a small amount of water or neutral cleanser. Do not
use benzene, alcohol, acetone, ether, paint thinner, lacquer or
ketone solvents on the units, under any circumstances as these
may cause deformation or discoloration.
REPAIR
All test tools returned for warranty or non-warranty repair or for
calibration should be accompanied by the following: your name,
company’s name, address, telephone number, and proof of
purchase. Additionally, please include a brief description of the
problem or the service requested and include the test leads with the
meter. Non-warranty repair or replacement charges should be
remitted in the form of a check, a money order, credit card with