Maintenance
76
8.1 Maintenance
8.1.1 Periodic checks and replacements
Recommended when
used under extreme
conditions (tempera-
ture, humididty, dust,
reflected power)
Needed under
normal condi-
tions
Intervention
2−weekly monthly Cleaning the air filters (if arranged
on board of the unit)
Cleaning the front panel grid
(if the air filters are not arran-
ged on board of the unit)
6−monthly
Periodicity
monthly
Verifying forward and reflected
power values
Yearly3−monthly
Verifying the proper fan wor-
king
Yearly3−monthly
Verifying the conditions of the
electrical connections
Yearly3−monthly
Cleaning the fan blades2−yearlyYearly
Verifying the conditions of the
RF power transmission lines
2−yearly6−monthly
Verifying the current absorp-
tion of the power supplies (as
similar as possible)
Yearly6−monthly
Verifying the current value of
each MOSFET
Yearly6−monthly
Cleaning from dust the envi-
ronment where the unit is
installed
2−yearly6−monthly
Performing the spectrum ana-
lysis
Yearly6−monthly
Verifying the correct operating
temperature of the MOSFETs
Yearly3−monthly
Verifying the correct operating
temperature of the power sup-
plies
Yearly3−monthly
Presence of corrosionon con-
nectors and boards
2−yearly6−monthly
CHECKS
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