USER'S GUIDE____________________________________________________________________
118 _________________________________________________________________ M210482EN-D
0910-105
Figure 29 Window Blower CLB311-115 / CLB311-230
3. As the blower is attached to the shield of the ceilometer, you will
first have to remove the measurement unit from the shield to get to
the blower. To remove the measurement unit, loosen the three
attachment screws (marked A in Figure 6 on page 28), disconnect
the blower cable from connector J1 (see Figure 11
on page 34) and
pull out the unit.
4. Use an Allen key to loosen the two screws on the side of the
window blower, then pull out the blower.
5. Use the same Allen screws to attach the new window blower.
6. Reattach the measurement unit by placing it inside the shield,
reconnecting the blower cable to connector J1, and tightening the
three attachment screws.
7. Connect the power cable to connector J2.
8. Switch on the power with all three switches. Wait for 5 minutes
after the start-up until self-check is completed. Ensure that all six
diagnostic LEDs are lit. Refer to Figure 26.
The ceilom
eter un
it 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 Internal Heater CLH311
Refer to number 1 in Figure 22 on page 104.
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