Technical data

29
4
PREVENTIVE MAINTENANCE AND
TROUBLESHOOTING
4.1 PREVENTIVE MAINTENANCE CHECKS AND SERVICES
PMCS
Table4-1:PreventiveMaintenanceChecksandServices,hasbeenprovidedsothatyoucankeepyour
equipment operable and in good condition.
PerformallfunctionaltestsintheorderlistedinTable4-1.
Operating Procedures are detailed in Chapter 3.
Always observe any CAUTIONS that appear in the table.
Explanation of Table Entries:
“SEQ NO.” column. Sequence numbers are for reference and appear in the order required to perform
checks and services.
“LOCATION/ ITEM TO CHECK/SERVICE” column. Indicates the location and the item to be checked
or serviced.
“PROCEDURE” column. Details the checking/ servicing procedure.
“NOT FULLY MISSION CAPABLE IF…” column. Indicates what faults will prevent your equipment
from operating successfully.
TABLE 41. PREVENTIVE MAINTENANCE CHECKS AND SERVICES
SEQ
NO.
LOCATION ITEM TO
CHECK/SERVICE
PROCEDURE
NOT FULLY MISSION
CAPABLE IF ...
BEFOREOPERATIONCHECKS
1 Completeness Inventory items by comparing them with the data specied
in this manual.
Items are missing.
2 Body Inspect forcracksordamage.Scratches andgougesareOK
ifoperationisnotaected.Inspectformissingparts(screws,
knobs).
Cracked or damaged. Screw or knob is
missing.
3 Objective Lens Cap Inspect for cuts, tears and dirt. Clean as required. Cap is torn or cut.
4 Output Lens Cap Inspect for dirt. Check ease of installation and removal. Clean
as required.
Cap is dicult to remove.
5 Battery Compart-
ment/ Cap with
Adapter
Check to make sure the adapter is present. Check for corro-
sion, cap damage or retainer breaks. Check O-ring for cuts or
damage.
Retainer is broken. Cap, O-ring or battery
adapter is damaged or missing.
6 Switch Check for operation (without battery). Switch is inoperative.