User`s guide

User's Guide ______________________________________________________________________
112 _________________________________________________________________ M210455EN-B
CT25KAM
Warnings
Table 37 Troubleshooting Ceilometer
Status Message Info Probable Cause Remedy
Optics contaminated
warning (on handheld
terminal).
Bird droppings, leaves,
dust, or the like has
contaminated the
window.
Clean the window.
Failure Diagnosis
In case of malfunction, do the following:
1. Check the cable connections.
2. Check the presence and correctness of line voltage.
3. Check the operational states of the LEDs in the unit.
4. At the data line, check that the connection is correct.
The diagnosis is made based on the information given in the status
message.
PWD11A
CAUTION
Servicing the equipment must be performed by qualified personnel.
If PWD11A is not working properly:
1. The lenses may be excessively contaminated. Alarm is received.
- Clean the lenses.
2. One of the hoods has been filled with snow, leaves, or other
things. Alarm is received.
- Clean the hoods.
3. Check that there are no foreign objects in the sample volume.