TM 5-6675-348-13&P
f. Elevating Base and Tripod Maintenance.
(1)
Check tension on raise/lower crank handle twice a year. Tension on clutch can be adjusted by
pulling back black boot on shaft, turning exposed nut (to the right to tighten, to the left to loosen).
(2)
Check condition of small O-ring stop annually. Remove and replace as required.
(3)
Check condition of locking ring twice a year. Should original mating surface be worn, rotate ring
180 degrees. Remove and replace as required.
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