Chapter 6 ______________________________________________________________Maintenance
VAISALA______________________________________________________________________ 173
GSM/GPRS Antenna Maintenance
The antenna requires minimal amount of maintenance. Field repairs are
accomplished by changing the complete antenna.
AC (Mains) Power Supply Unit Maintenance
The AC (mains) power supply unit requires a minimal amount of
maintenance. Field repairs are accomplished by changing the complete
module.
WARNING
All electrical installations must be carried by licensed experts. The
power supply unit transmits electric voltages up to 230 volts.
WARNING
Do not open the AC (mains) power supply unit.
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