TM 9-2510-247-13&P
BOOM EXTENSION CYLINDER REPLACEMENT
REMOVAL, INSTALLATION
INITIAL SETUP:
Equipment Conditions
Materials/Parts
Hydraulic pressure relieved (WP 0056 00-5).
Pin, roll (4) (98296A255)
Fifth Wheel Towing Device in storage
Sealant, (item 11, WP 0085)
configuration (WP 0002).
Personnel Required: 2
Tools/Test Equipment
General Safety Instructions
Tool Kit, Mechanics General,
NSN 5180-00-177-7033
None
Cylinder Alignment Tool (supplied with cylinder)
REMOVAL
1. BOOM RETRACT to raise boom to approximately 45 angle to allow for removal of slip pad.
NOTE
Use adequate support to prevent accidental collapse of boom.
Place rubber blocks under mast for support.
Mark hoses prior to removal.
Hydraulic hoses must be capped and/or plugged when disconnected to avoid contamination.
Cylinder alignment tool will aid in removal of retaining pin.
2. Remove four screws (1) from bottom of boom and remove slip pad (2).
3. BOOM EXTEND to lower boom to ground.
Figure 116. Boom Extension Cylinder Assembly
0066 00-1
