Japan Radio Co. JMR-611, Instruction Manual

Page: 137 / 188

6.1 ROUTINE MAINTENANCE
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6.1
ROUTINE MAINTENANCE
WARNING
Never carry out internal inspection or repair work
of the equipment by users.
Inspection or repair work by unauthorized
personnel may result in fire hazard or electric
shock.
Ask the nearest branch, business office or a dealer
for inspection and repair.
Turn off the main power before maintenance work.
Otherwise, an electric shock may result.
Turn off the main power before cleaning the
equipment. Especially, make sure to turn off the
indicator if a rectifier is used. Otherwise,
equipment failure, or death or serious injury due to
electric shock may result, because voltage is
outputted from the rectifier even when the radar is
not operating.
For operating the radar equipment in the good conditions, it is necessary to make the maintenance work as
described below. If maintenance is made properly, troubles will reduce. It is recommended to make regular
maintenance work.
Common point of maintenance for each unit is as follows:
Clean the equipment.
Remove the dust, dirt, and sea water rest on the equipment cabinet with a piece of dry cloth.
Especially, clean the air vents with a brush for good ventilation.