TM 10-4320-344-10Tongue jack may be equipped with a double-posted front jack or a front tripod.If equipped with a front tripod, go to step d.c .If equipped with a double-posted front jack, refer to Figure 2-14 andperform the following:(1)(2)(3)(4)Figure 2-14.Double-posted Front Jack.Disconnect double-posted front jack (6) from travel position byremoving pin (2) and sliding post (4 or 5) from sleeve (3).Slip upper post (4) over sleeve (3) on front right side of trailer (7).Turn double-posted front jack (6) to vertical position. Align holes inp o s t ( 4 ) a n d s l e e v e ( 3 ) . I n s e r t p i n ( 2 ) t h r o u g h h o l e s.Use turncrank (1) to lower jack (6). Hack trailer (7) to position.where trailer lunette (Figure 2-13, 1) can be released from pintlehook (8) on tow vehicle (7).d .If trailer is equipped with front tripod, refer to figure 2-15 and performthe following:(1) Use turncrank (2) of tripod jack (1) to lower tripod (4).(2) Raise trailer (Figure 2-15, 3) to position where lunette (5) can bee. Disconnect safety chains (3) and breakaway chain (4) from tow vehicle (7).2-84NOTEreleased from pintle hook (Figure 2-13, 8) on tow vehicle (7).
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