TM 5-3610-285-14
b.
Adjust section leveling jacks until section is level as indicated by carpenter's level at front-rear and left-right at
each end as shown in illustration.
c.
Loosen knurled screws and move cover away from level assembly.
d.
Remove screws and washers to release frame and gasket.
e.
Remove transparent cover.
f.
Remove screws and washers to remove level indicator.
g.
Replace level assembly and secure with screws and washers.
h.
Reinstall transparent cover.
i.
Install new gasket.
j.
Reinstall frame and secure with screws and washers.
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