Armasight NRWVULCAN439DB1 Vulcan 4.5X Gen3 Bravo MG - Compact Professional 4.5x Night Vision Rifle Scope - Manual (Page 28)

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4
PREVENTIVE MAINTENANCE AND
TROUBLESHOOTING
4.1 PREVENTIVE MAINTENANCE CHECKS AND SERVICES
4.1.1 PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
Table 4-1: Preventive Maintenance Checks and Services have 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.
A. Cautions
Always observe any CAUTIONS that appear in the table.
B. 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 Open the carrying case and inventory items by comparing
them with the data specified in this manual.
Items are missing.
2 Body Inspect for cracks or damage. Scratches and gouges are OK
if operation is not affected. Inspect for missing parts (purge
screw, knobs).
Cracked or damaged.
Purge screw or knob is missing.
3 Objective Lens Cap Inspect for cracked, torn, or missing lens cap. Cap is torn or cut.
Cup is not secured to the housing of the
lens.