User manual

MetPak Doc No 1575-PS-0001 Issue 02 CN 4240 March 2006
11 MAINTENANCE & FAULT-FINDING
11.1 Cleaning
If there is any build up of deposit on the unit, it should be gently cleaned with a cloth moistened with soft detergent.
Solvents should not be used, and care should be taken to avoid scratching any surfaces. The unit must be allowed to
defrost naturally after being exposed to snow or icy conditions, do NOT attempt to remove ice or snow with a tool.
Do NOT remove black “rubber” transducer caps.
11.2 Servicing
There are no moving parts or user-serviceable parts requiring routine maintenance in the WindSonic wind sensor fitted
to MetPak.
Opening the WindSonic unit or breaking the security seal will void the warranty and the calibration.
In the event of failure, prior to returning the unit to your authorised Gill distributor, it is recommended that :
1. All cables and connectors are checked for continuity, bad contacts, corrosion etc.
2. A bench test is carried out as described in Section 12.1.
3. You contact your supplier for advice
For future service or maintenance of the temperature and humidity sensors please refer to appandix 13.5 or 13.6 of this
manual.
11.3 Fault-finding
Applicable to WindSonic only.
Symptom Solution
No output
Check DC power to WindSonic, cable and connections.
Check comms settings of WindSonic (as detailed in Section
10) and host system match, including correct Com port
Check unit is in Continuous mode
Check that in-line communication devices are wired correctly.
NOTE: It is usual for Anemometer TX + to be connected to
converter device RX +
Corrupted output
Check comms settings of WindSonic and host system match.
Try a slower baud rate.
Check cable lengths and type of cable.
One way
communication
Check WindSonic and host system are both set to the same
protocol RS232, RS422, or RS485.
Check wiring is in accordance with the manual.
Failed / Incorrect
WindSonic ouput, data
invalid flag
Check that transducer path is not blocked
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