Digital Transformer Ratiometer DTR
®
Model 8510
53
CHAPTER 8
MAINTENANCE
• Use only factory specified replacement parts. AEMC
®
will not be held
responsible for any accident, incident, or malfunction following a
repair done other than by its service center or by an approved repair
center.
WARNING:
To avoid electrical shock, do not perform any service other
than the operating instructions contained in this manual, unless you are
qualified to do so.
• Do not allow water or other foreign substances into the case.
• Disconnect the unit from all circuits and test cables before opening
the case.
• Use caution with metallic tools that may short battery packs, power
supplies, etc.
8.1
Charging the Batteries
The DTR
®
8510 is supplied with an external smart charging unit. In order
to charge the NiMH battery packs, the instrument switch must be in the
OFF/ CHARGE position.
Connect the charger unit output cable to the 3-pin DIN connector on the
front panel of the instrument and connect the AC power cord to the AC
receptacle.
The charging starts as soon as the power is applied, the process is auto
-
matic and will terminate on its own upon completion.
CAUTION:
• Do not use any other charger.
• Do not connect DC power supply. Damage will occur to the
instrument.
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