TM 5-5420-234-14&P
5-18. HOOK ARM
HYDRAULIC TUBE (MAIN FRAME) REPLACEMENT.
This task covers:
a.
Removal
b. Installation
c.
Follow-on Maintenance
INITIAL SETUP
Tools and Special Tools
Personnel Required
Tool Kit, General Mechanics: Automotive
Two
(SC 5180-90-N26)
Lifting Device, Minimum Capacity 2100 lb
Equipment Condition
(953 kg)
Engine turned off (TM 9-2320-279-10)
Wheels chocked (TM 9-2320-279-10)
Materials/Parts
Special Environmental Conditions
Cleanliness is extremely important when working
Tag, Identification (as required)
on hydraulic equipment. Clean all parts before
disassembly and work in a clean work area.
a. Removal.
WARNING
Main frame and hook arm weigh 1950 lb (885 kg). Attach suitable lifting device prior
to removal to prevent possible injury to personnel.
NOTE
Tubes on left and right side are removed the same way. Right side is shown.
If LHS is operational, Steps 1 through 4 and 6 through 8 can be omitted.
(1) Attach lifting device to hook arm (1) and MAIN FRAME (2).
LIFTING
1
DEVICE
2