TM9-4310-396-13
Table 4-1 Unit Preventive Maintenance Checks and Services - continued
Location
Item
Item to
Not Fully Mission
No.
Interval
Check/Service
Procedure
Capable if:
4
Monthly
Shutoff Screw Cock
Insure shutoff screw cock (1) is not
Shutoff screw cock
leaking, missing, or damaged.
leaks, missing, or
Service or replace as necessary
is damaged.
(para. 4-22).
WARNING
Stand free of moving parts and possible pinch points prior to start up
and during operation. Do not operate without belt guard assembly.
Failure to observe this warning may result in severe personal injury
or death.
5
Monthly
V-Belts
Remove grille of complete belt guard
V-belts are
assembly and check for torn, frayed,
damaged or
and proper tension of V-Belts (1).
excessively loose.
Deflection should be 1/4 to 1/2 inch
(6.35 to 12.7 mm) at midpoint
between
pulleys (2). Tighten V-belts to this
tolerance if loose. Replace V-belts if
torn or frayed (para. 4-15).
4-10
