ARMY TM 9-6115-670-14&P
4-9
Table 4-2. Unit Preventive Maintenance Checks and Services (PMCS) - Continued
Item
No.
Interval
Item To
Check/Service
Procedure
Not Fully Mission
Capable If:
15
500 H
Radiator
Service radiator
(para 4.19.).
Clogged radiator or
exhausted coolant.
16
800 H
Injection nozzle
Check spray conditions at direct
support level (para 5.13.).
Nozzle spray
clogged or uneven.
17
800 H
Valves
Check valve clearance at Direct
Support level (para 4.20. and/or
4.21.).
Valve clearance
exceeds allowable
limit.
18
1000 H
Fan belt
Replace fan belt
(para 4.23.).
Worn, frayed,
cracked, or loose
fan belt.
WARNING
Always point fuel spray away
from direction of personnel.
Contact with the fuel spray could
cause blood poisoning and cell
damage. Always aim spray into a
suitable container.
19
1000 H
Nozzles
Check injection pressure at Direct
Support level (para 5.13.).
Injection pressure
exceeds allowable
limit.
20
3000 H
Governor system
Examine all interior and exterior
components and replace as
necessary.
Broken or worn
governor
components found.
21
3000 H
Muffler
Check for leaks, restrictions, and
accumulation of carbon and
replace as necessary.
Leaks or
restrictions found.
22
8000 H
Generator bearing
Check the bearing at General
Support level and replace if
needed (para 6.37.).
Bearing worn or
pitted.
23
24 Months
Radiator
hoses/clamps
Inspect radiator hoses and
clamps (para 4.24.).
Deteriorated
radiator hoses.
24
24 Months
Fuel lines and fittings
Inspect fuel lines and fittings.
Replace as required (para 4.35.).
Deteriorated fuel
lines.
25
Annually
Fuel day tank
Service (para 4.32 or 4.33.).
On Condition.
