TM 10-4320-307-24
Table 2-2.
Unit Preventive Maintenance Checks and Services - Continued
18
Semi-
Fan Hub
Check fan hub (2) and bracket (3) for loose or missing hard-
annually
and Bracket
ware or cracks.
Check fan hub (2) for excessive bearing clearance or lateral
Excessive loose-
movement.
ness/wobble in
hub/fan.
19
Semi-
HVT Valve
Check HVT valve assembly (1) for loose or missing hardware.
annually
Assembly
Check for leaks around hose connections and HVT valve
Class III leaks.
seams.
2-25
Item
No.
Interval
Location
Item to
Check/
Service
Procedure
Not Fully Mission
Capable If:
