USER'S GUIDE____________________________________________________________________
114 _________________________________________________________________ M210482EN-D
3. Remove the two screws locking the lid of the battery cage. One of
the screws is located on top of the battery cage, the other is on the
left side near the top of the cage.
4. Open the lid of the battery cage and slide out the battery.
Disconnect the battery cable.
5. Connect the battery cable to the new battery, connecting the red
end to the positive (+) pin and the black end to the negative (-) pin.
6. Slide the new battery into the battery cage and close the lid.
Tighten the two screws back to their places.
7. Reconnect the battery cable to the CLE321 board.
8. Connect the power cable to connector J2.
9. Switch on the power with all three switches. Wait until the
Laser
on LED starts blinking at 2-second intervals. Make sure that all six
diagnostic LEDs light up after the self-test. Refer to Figure 26 on
page 111.
The ceilometer unit should now return to normal operation. Verify that
the unit is working properly and that there are no other failures with the
system. If other failures exist, separate troubleshooting may be necessary.
Replacing AC Power CLP311
Refer to number 6 in Figure 22 on page 104.
CAUTION
Servicing the equipment must only be performed by qualified
maintenance personnel.
AC Power CLP311 should be replaced if the ceilometer unit has been
generating warnings and alarms, and a malfunction with the operation of
the power unit has been detected.
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