Preparations Before The Test; Connecting The Tester - Midtronics MDX-650 Instruction Manual

Preparations Before the Test

Before connecting the tester, clean the battery posts or side terminals with
a wire brush and a mixture of baking soda and water. When testing side-
post batteries, install and tighten lead terminal adapters. A set of adapters is
included with the tester.
IMPORTANT: Do not test at steel bolts. Failure to install terminal adapters or
installing terminal adapters that are worn or dirty may result in inac-
curate test results. To avoid damage, never use a wrench to tighten the
adapters more than 1/4 turn.
If you are testing in the vehicle, make sure all accessory loads are o , the key is
not in the ignition, and the doors are closed.

Connecting the Tester

the negative (–) terminal.
quires that both sides of each clamp be rmly connected before testing. A
message. If the message appears, clean the terminals and reconnect the
clamps.
accessible, you may test at the jumper post; however, the available power
measurement may be lower than the actual value.
9
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MDX-650P
Battery Conductance &
System Analyzer
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