TM 5-6675-318-14
1 - 6 . OPERATION UNDER USUAL CONDITIONS . Operation of the Survey Section
consists of activation of power after the section has been located at the operation
s i t e and 12 V dc power disconnected.
1-6.1 Preparation for Use.
Procedures for leveling.
a.
CAUTION
Trailer-mounted section must be on surface that is approximately level to
avoid unnecessary stress or twisting of chassis when section is leveled.
NOTE
Snow or ice should be
removed
from
under
leveling
foot
plate
before
attemp-
ting to level section.
Sand, soft ground, or mud requires that shoring or scrap material be placed
under leveling foot plate to increase surface area and prevent sinking
into surface.
Be
sure
that
air
suspension
is
deflated
as
indicated
in
TM
5-2330-305-14.
(1) Deflate air suspension in accordance with TM 5-2330-305-14.
(2) Approximately level trailer chassis by raising or lowering landing
gear.
(3) Move handle from secured location and swing out.
(4) Pull crank handle on each leveling jack all the way out and engage.
There are two positions when handle is engaged. Fully out is high speed. partially
out is low speed.
(5) Lower each leveling jack by turning crank to right at high speed until
foot plate just contacts ground.
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