ARMY TM 9-6115-604-12
NAVY NAVFAC P-8-633-12
SECTION IV. PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS)
4-7. GENERAL.
a. To ensure that the generator set Is ready for operation at all times, It must be Inspected systematically so defects
may be discovered and corrected before they result in serious damage or failure. Defects discovered during
operation of the unit, such as minor oil leaks or burnt out lights, should be noted for future correction Stop
operation Immediately if a deficiency, such as abnormal noises, excessive vibration, fuel leaks, or smoke is noted
which would indicate equipment damage All deficiencies and shortcomings will be recorded together with the
corrective action taken on the applicable form Air Force users should refer to the applicable Inspection manuals
and work card sets In TO 35C2-3 Series for periodic requirements and Table 4-2 for detailed procedures. Marine
Corps users should refer to the current issue of TM 11275-15/1. Army users should refer to TM 48-750. Navy
users should refer to their service peculiar directives to determine applicable maintenance forms and records to be
used. When the generator set is being operated continuously In dusty or sandy areas, the lubricating oil filters
must be serviced more frequently.
b. (A. N. MC) Preventive Maintenance Checks and Services. Table 4-2 contains a tabulated listing of preventive
maintenance checks and services which will be performed by unit maintenance personnel at weekly, monthly,
semi-annual, and operating hours intervals. Refer to Table 3-2 for Operator PMCS.
Table 4-2. Unit Preventive Maintenance Checks and Services
Location
Item
No
Interval
Item to Check/
Service
Procedure
Not Fully
Mission
Capable If:
1
Weekly
Coolant
Check for proper operation In accordance with
paragraph 4-63
Heaters
2
Weekly
Oil Heaters
Check for proper operation in accordance with
paragraph 4-72
3
Weekly
Lighting
Inspect for signs of burns, cracked insulators, and
loose connections In accordance with paragraph 4-38
Arresters
4
Weekly
Load
Inspect for damage and loose connection In
accordance with paragraph 4-43
Terminals
5
Weekly
Fuel
Inspect fuel manifolds for leaks In accordance with
paragraph 4-54
Manifolds
6
Weekly
Electronic
Inspect for signs of damage in accordance with
paragraph 4-51
Speed
Control
7
Weekly
Water
Inspect for leaks In accordance with paragraph 4-85
Manifolds
4-24
