4–16 Component Test Procedures
Publication 1336 IMPACT-6.2 – March 1998
Figure 4.7
Thermistor Test
AB0856A
Connector J1
!
ATTENTION: Disconnect and lock out power from
the drive before disassembling the drive. Failure to
disconnect power may result in death or serious injury.
Verify bus voltage by measuring the voltage between
+DC and –DC on terminal block TB1. Do not attempt
to service the drive until the bus voltage has discharged
to zero volts.
Test 7 – Testing the
Thermistor
AB Spares
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