Operating and Maintenance Manual
PAPI 400
16
6.2 Preventive maintenance
Preventive maintenance of the airfield lighting equipment is a very important in securing
the safe operations of the aircraft.
Preventive maintenance schedule table
Maintenance items
Daily Weekly Monthly
Semi-
Annually
Annually
Emergen-
cy
Turning on/off of the
Lights(power & control)
●
Checking of the weeds to
prevent beam of lights
●
Checking of damage to the
lens and cleaning of the lens
●
Checking of the alignment of
the lights and the direction of
light/
Checking mounting status
●
Checking of the cleaning of
the lights and the socket
●
Checking of the installing
height of the lights
●
Checking of the water inside
the lights
●
Checking for rust and peeling
of the paint
●
Checking of the damage on
the lights
●
Checking of the insulation for
the cables
●
Checking of the gaskets and
the like
●
Removal of the snow
around the lights
●