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2104349 rev. AD
The following instructions will take the user through the steps for performing this
task.
5.3.5.1
Step-by-step instructions
1) Check the AC charger wiring to the 6270 OEU enclosure termination board
connector. Ensure that the wiring is correct.
2) Check the input AC voltage to the external AC charging unit. Ensure that
the primary AC voltage is correct.
3) Correct, and retest as necessary.
4) If the input primary AC voltage level is correct, wiring to the 6270 OEU
enclosure termination board is correct, and there is no DC output from the
charger; replace the charger fuse.
5) Correct, and retest as necessary.
6) If the fuse is not faulty or there is no charger DC output voltage after
replacing the fuse, replace the AC charging unit.
7) Correct, and retest as necessary.
5.3.6 Auxiliary equipment isolation test
This test will need to be performed if the battery pack output voltage is not
remaining consistent and no errors were found during the previous Power Supply,
Solar Panel Charging System or AC Charging Circuit troubleshooting tests.
5.3.6.1
Step-by-step instructions
1) Disconnect the solar panel charger or AC charger located in the Optional
6270 enclosure.
2) Disconnect the battery pack cable from the charger regulator. This is
located in the Optional 6270 enclosure, and substitute know good battery.
3) Disconnect any auxiliary equipment that draws power from the G4 EX or
battery pack.
4) Connect the current measurement troubleshooting cable (see Figure 5
–6) to
a known good battery, and reconnect to the charger regulator.
Figure 5
–6 Current measurement troubleshooting cable
5) Using a DMM, connect to the troubleshooting cable, and measure the
average current. If it is equal to or greater than 80 mA at 12 VDC,
disconnect the battery pack, and reconnect one auxiliary item. Continue to
the next step.
TO BATTERY CABLE
TO CHARGER REGULATOR
RED DMM CONNECTOR
BLACK DMM CONNECTOR
Содержание XSeries G4 6200
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