________________________________________________________________________________  
 
VAISALA________________________________________________________________________ 5 
Mechanical Wind Sensor Set WA15 Maintenance ............184
 
Periodic Maintenance........................................................184 
Cleaning............................................................................184 
Testing Proper Operation..................................................184 
Replacing Bearings of WAV151........................................184 
Replacing Bearings of WAA151........................................188 
Rain Gauge RG13(H) Maintenance..................................... 192 
Periodic Maintenance........................................................192 
Replacing Components .......................................................193 
Changing Battery ..............................................................193 
Changing the QML201 Logger..........................................193 
Changing Communication Modules..................................194 
Changing the Power Supply Set.......................................195 
Changing the Surge Protectors.........................................196 
Spare Parts ...........................................................................198 
QML Logger QML201C Maintenance..................................199 
Updating AWS330 Configuration File ...............................199 
Updating Software to the Logger ......................................201 
Copying New AWS330 Software with Loader  
Program .......................................................................201
 
Copying a New AWS330 Software from CF Memory  
Card .............................................................................203
 
CHAPTER 7 
TROUBLESHOOTING ...............................................................................205 
Troubleshooting QML Logger QML201C...........................205 
Opening a Service Connection through QML Logger.......206 
Recording Terminal Connection Text ...............................206 
General Troubleshooting Procedure.................................207 
Visual Check .....................................................................210 
Determining QML Logger Operation Mode.......................211 
Connection Problems........................................................211 
Resetting QML Logger......................................................212 
Determining Sensor Status ...............................................213 
Technical Support for QML Logger...................................214 
Troubleshooting TCP/IP-Based Telemetry ........................215 
Troubleshooting GSM/GPRS Modem.................................218 
Commands for Troubleshooting Purposes.......................219 
Warnings and Errors .........................................................219 
Command SYSINFO.........................................................221 
Command netif..................................................................223 
Command ipconfig ............................................................224 
Command ping..................................................................224 
Command net....................................................................225 
Command ftp.....................................................................227 
Command ntp....................................................................228 
Problem Situations for Ultrasonic Wind Sensor  
WMT703.................................................................................229
 
Command Connection to WMT703...................................230 
Troubleshooting Mechanical Wind Sensor Set WA15......232 
WA15 Cross Arm ..............................................................232 
WA15 Wind Vane..............................................................232 
WA15 Anemometer...........................................................233 
Troubleshooting Power Supply Units................................233