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TM 10-3930-638-24&P
3-30. HYDRAULIC LIFT SYSTEM MAINTENANCE (cont)
e. Lift Cylinder Assembly (cont).
STEP
LOCATION
ITEM
ACTION
REMARKS
REMOVAL (cont)
5 (cont)
c. Six gallon
Place under hose fitting (12)
container
d. Hose fitting
Clean,
slowly loosen, disconnect and cap
(12)
e. Elbow (13)
Remove
f . R e s t r i c t or
Remove
Install plug in lift cylinder
(14)
assembly port
WARNING
Wear protective goggles when performing the following step. Failure
to do so could cause blindness or serious injury due to retaining
ring flying off its groove and striking your eye.
g. Retaining
Remove
ring (15)
WARNING
Keep clear of carriage assembly and lift cylinder assembly when
p e r f o r m i n g f o l l o w i n g s t e p . Don’t place any part of your body be-
tween carriage and mast assemblies or beneath lift cylinder. To do
so could cause serious injury or death due to jack stand falling.
Be sure lift cylinder assembly is securely fastened to chain hoist.
Keep clear of carriage assembly and lift cylinder assembly. Failure
t o d o s o c o u l d c a u s e l i f t c y l i n d e r a s s e m b l y t o f a l l , s t r i k i ng
personnel and causing serious injury or death.
NOTE
After lift cylinder assembly has cleared bottom portion of inner
mast in following step, hold a clean cloth under lift cylinder as-
sembly to prevent inner tube from extending out of lift cylinder
assembly.
h . L i f t c y l i n d e r S l o w l y r a i se
Check that inner tube of lift
assembly
cylinder assembly is not ex-
(11)
tending out from bottom of
lift cylinder assembly. If
inner tube of lift cylinder
assembly is extending out
from bottom of lift cylinder
assembly, use suitable de-
vice or tool to compress it
3-242 Change 2
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