13 MAINTENANCE
Continued, reliable operation of the radar depends on how you care for your equipment. The simple maintenance tips that follow can help you save time and money, and avoid premature equipment failures.
■Periodic maintenance
WARNING: BE SURE the power is OFF before performing any maintenance.
qKeep the equipment as clean as possible.
•Use a soft cloth to remove dirt, dust and water.
w Check all hardware for loose screws, bolts, etc. e Check cables and terminal connections.
■Scanner unit maintenance
WARNING: BE SURE the power is OFF before working on the radar.
DCleaning
qWipe the surface of the scanner with a clean soft cloth.
•DO NOT use strong solvents such as benzene or alco- hol.
wCheck that there is no drift or caked salt.
•A heavy deposit of dirt or caked salt on the painted sur- face of the upper scanner unit will cause a considerable drop in radar performance.
eCheck for cracks or deterioration of the rubber packing and replace it if necessary.
DPainting
To prevent the corrosion, paint the surface of the scanner body (except the antenna unit) twice a year or more.
DMounting
Check the mounting bolts of the scanner unit and tighten if necessary.
■Display unit maintenance
WARNING: BE SURE the power is OFF before working on the radar.
DCleaning
Dirt on the CRT will, in time, leave a film of contami- nates which tend to dim the picture.
qWipe the surface of the display unit with a clean soft cloth.
•DO NOT use strong solvents such as benzene or alco- hol.
wIf the picture is still dim, clean the CRT screen.
■Options
•
Allows you to install the display unit and scanner up to 20 m (655⁄8 ft) apart.
•
Allows you to install the display unit and scanner up to 30 m (987⁄16 ft) apart.
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