TM 55-1930-209-14&P-21
4-12. Engine Oil Pressure Switch. Engine oil pressure switch is just above oil filter. Removal and installation of
engine low oil pressure switch is accomplished by removing electric leads and unscrewing sensor.
4-13. Engine Cooling Water Overheat Switch. The cooling water overheat switch is located on water manifold
adjacent to thermostat.
a.
Removal
(1)
Remove electrical leads.
(2)
Unscrew and remove the switch.
b.
Installation
(1)
Secure switch with screws.
(2)
Connect electrical leads.
Section VI. Maintenance Of Winch
4-14. General. The winch assembly is equipped with a drive chain case, brake drum covers, and winch gear guards.
Access covers are provided on the gear guard for lubrication of gears.
4-15. Winch Gear and Brake Drum Guard
a.
Removal. Remove winch gear guard as illustrated in figure 4-5.
b.
Cleaning, Inspection and Repair.
(1)
Remove gear lubrication covers.
(2)
Wash all remaining parts with cleaning solvent and dry thoroughly.
(3)
Inspect guards for cracks or breaks.
(4)
Inspect mounting hardware for damaged threads.
(5)
Repair guards by straightening and/or welding. Replace defective parts.
c.
Installation
(1)
Install winch gear and brake drum covers as illustrated in figure 4-5.
(2)
Open gear lubrication cover and lubricate gears.
(3)
Replace gear lubrication access covers.
4-14
