ABB OmniCore V400XT Product Manual page 393

10
11
Product manual - OmniCore V400XT
3HAC081697-001 Revision: A
7.3.6 Troubleshooting the HVLP power unit (DSQC3072)
Action
Check the bleeder connection at
X10.
CAUTION
Before measuring the bleeder res-
istance, do the following:
• Shut down the power and
wait 1 minute.
• Disconnect X10.
The unit may be faulty. Replace the
power unit.
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7 Troubleshooting
Note
Measure the resistance between bleeder con-
nector (X10.1 and X10.2)
• If the connection is OK, proceed with
step 11.
• If there is a problem with the connection,
repair the connection and start over.
• If the resistance of bleeder is greater
than 20 ohm or less than 10 ohm, replace
the bleeder. See Replacing the break
resistor bleeder on page
See Replacing the power unit on page
Continued
281.
242.
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