3–13Disassembly and Access Procedures
Publication 1336 IMPACT-6.2 – March 1998
Removing the Precharge Board
Figure 3.7
Precharge Board
AB0327A
Connector
J2
Connector
J3
Connector
J1
Connector
J4
Mounting
Brackets
Washer
Nut
Precharge
Board
Removal
!
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.
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