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5.1
Warning
Use only factory specified replacement parts. AEMC
responsible for any accident, incident, or malfunction following a repair
done other than by its service center or by an approved repair center.
• Do not allow water or other foreign substances into the instrument.
• Disconnect the unit from all circuits and test cables before opening the
case.
5.2
Battery Replacement
The TRMS Power Meter Model 3910 is powered by four 1.5V "AA" alka-
line batteries. When the battery indicator shows that the batteries are low
("BAT" appears on the LCD), the batteries should be replaced.
•
Unplug the leads and the clamp from the instrument.
•
Remove the shock-proof case.
•
Lift the fold-away stand and pry off the battery compartment cover with
a small screwdriver.
•
Insert four new 1.5V "AA" alkaline batteries, being sure to observe the
polarity shown in the battery housing.
•
Replace the cover of the battery compartment and the shock-proof
case before use.
5.3
Cleaning
Disconnect the instrument from any power source. Use a soft cloth slightly
moistened with soapy water. Rinse with a damp cloth and quickly dry with
a dry cloth or forced dry air. Do not use any abrasives or solvents.
1
CHAPTER 5
MAINTENANCE
will not be held
®
TRMS Power Meter Model 3910
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