PREVENTIVE
MAINTENANCE
FOR READINESS
ITEM
ITEM TO BE INSPECTED
REPORTING
NO.
PROCEDURE
EQUIPMENT
IS NOT READY
AVAILABLE IF
Any of the controls
Check for looseness or binding in
3
have looseness
azimuth orienting and elevation knobs.
sticking, or
binding.
Check for loose or damaged level vials.
4
Level vials are loose
or broken.
50
