TM 5-2420-224-20-2
C R A N E I N N E R B O O M L I F T C Y L I N D E R R E P L A C E M E N T
This task covers:
a. Removal b. Installation
INITIAL SETUP
Applicable Configuration:
General Safety instructions:
HMMH
Tools and Special Equipment:
Shop Equipment, SC 4910-95-CL-A74
Tool Kit, SC 5180-90-CL-N26
Materials/Parts:
Caps and Plugs
Rags
Personnel Required:
References:
LO 5-2420-224-12
Equipment Condition:
Reference
Page 2-23
Page 2-23
Appendix C, item 7
Appendix C, Item 32
(2)
Condition Description
Crane in Three-Point
Stance
Hydraulic Pressure
Relieved
W A R N I N G
High pressure hydraulics [oil
under 2450 psi (16,893 kPa)]
o p e r a t e t h i s e q u i p m e n t .
N e v e r
d i s c o n n e c t
a n y
h y d r a u l i c l i n e o r f i t t i n g
w i t h o ut
f i r s t
d r o p p i ng
p r e s s u r e t o z e r o . A h i g h
p r e s s u r e o i l s t r e a m c a n
p i e r c e b o d y a n d c a u s e
severe injury to personnel.
Crane inner boom lift cylinder
w e i g h s 2 1 9 p o u n d s ( 1 0 0
kilograms). To avoid personal
injury, use a hoist or suitable
l i f t i n g d e v i c e w h e n l i f t i ng
c r a n e i n n e r b o o m l i f t
cylinder.
Fuel and oil are slippery and
c a n c a u s e f a l l s . T o a v o id
injury, wipe up spilled fuel or
oil with rags.
4-692
