CRANE - JIB EXTENSION CYLINDERS LOAD HOLDING VALVE

TM 5-5420-279-23

CRANE - JIB EXTENSION CYLINDERS LOAD HOLDING VALVE

This task covers:

a. Remove

b. Install

INITIAL SETUP:

Tools Required

Tool Kit, General Mechanic's, Automotive (GMTK)

Materials Required

None

Equipment Conditions

Set crane in preferred position for maintenance;

see maintenance procedure 6-069

WARNING

SLIP AND FALL INJURY. PERSONNEL MAY SLIP ON SPILLED HYDRAULIC

FLUID. SUITABLE CONTAINERS AND FLUID ABSORBENT MATERIALS ARE TO

BE USED TO CONTAIN SPILLAGE.

INJURY FROM EXTREME HYDRAULIC OIL PRESSURE. THE SYSTEM MUST BE

DE-PRESSURIZED BEFORE CARRYING OUT ANY WORK ON THE JIB EXTENSION

CYLINDER ASSEMBLY.

INJURY FROM EXTREME HYDRAULIC OIL PRESSURE. THE EXTENSION

CYLINDER ASSEMBLY DE-PRESSURIZED BEFORE CARRYING OUT ANY WORK

ON THE JIB EXTENSION CYLINDERS LOAD HOLDING VALVE.