TM 9-2320-269-20-2
DERRICK LEG EXTENSION HYDRAULIC DRIVE LINES - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
REMOVAL - CONTINUED
90 swivel
8.
Adapter (1)
Using 7/8-inch and 1-inch wrenches,
adapter (2) with
unscrew and take off.
derrick operator's
valve-to-extension
cylinder hose
assembly (3)
90 swivel
9.
Derrick operator's
a. Using 9/16-inch and 7/8-inch
valve-to-extension
adapter (2)
wrenches, unscrew and take off.
cylinder hose
b. Taghose(3).
assembly (3)
90 swivel
10.
Adapter (4)
Using 7/8-inch and 1-inch wrenches,
adapter (5) with
unscrew and take off.
derrick operator's
valve-to-extension
cylinder hose
assembly (6)
90 swivel
11.
Derrick operator's
a. Using 9/16-inch and 7/8-inch
valve-to-extension
adapter (5)
wrenches, unscrew and take off.
cylinder hose
Tag hose (6).
Assembly (6).
TA229219
2-988
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