Maintenance; Recharging The Battery; Battery Replacement - AEMC PowerPad 3945-B User Manual

3-phase power quality analyzer
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Use only factory specified replacement parts. AEMC
for any accident, incident, or malfunction following a repair done other than by its
service center or by an approved repair center.
After receiving your PowerPad
ment one or two cycles to ensure the proper level display of the battery
indicator.

7.1 Recharging the Battery

The batteries automatically begin recharging when the PowerPad
to the AC power supply. Only use the supplied AC power supply to recharge the
batteries of the PowerPad
It will take approximately 6 hours to fully charge completely drained batteries. The
batteries will not be depleted when the unit is connected to the power supply.
The instrument will not recharge if the message "Instrument will soon turn
OFF" is displayed on the screen. The Enter button must be pressed or the
instrument must be turned OFF before recharging will start.

7.2 Battery Replacement

WARNING:
When changing the battery, disconnect all instrument inputs and turn the
equipment off. There must be a delay of at least one minute without the
battery being connected.
Do not expose the battery to heat exceeding 212°F (100°C)
Do not short-circuit the battery terminals
To change the battery, disconnect from any input and make sure the instrument is
turned off.
With a coin, remove back panel and replace with a 9.6V NiMH factory supplied
battery pack.
90
CHAPTER 7

MAINTENANCE

shipment, charge and discharge the instru-
®
.
®
will not be held responsible
®
Power Quality Analyzer Model 3945-B
is connected
®

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