TM 5-2420-224-20-2
LOADER BUCKET ROLLBACK CYLINDER REPLACEMENT
This task covers:
a Removal b. Installation
I N I T I A L S E T U P
Applicable Configuration:
General Safety Instructions:
SEE
Tools and Special Equipment:
Shop Equipment, SC 4910-95-CL-A74
TooI Kit, SC 5180-90-CL-N26
Materials/Parts:
Pin, Cotter
Caps and Plugs
Appendix C, Item 7
Rags
Appendix C, item 32
Personnel Required: (2)
References:
TM 5-2420-224-10
LO 5-2420-224-12
Equipment Condition:
Reference
Condition Description
TM 5-2420-224-10
Loader in Transport
Position
TM 5-2420-224-10
Loader Bucket Lowered
to Ground
Page 2-23
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 er
d i s c o n n e ct
a ny
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 st
d r o p p i n g
p r e s s u r e t o z e r o . A h i gh
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.
L o a d e r b u c k e t r o l l b a c k
cylinder weighs 40 pounds
( 1 8 k i l o g r a m s ) . T o a v o id
personal injury, use a hoist
o r s u i t a b l e l i f t i n g d e v i ce
w h e n l i f t i n g l o a d e r b u c k et
rollback 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.
R E M O V A L
C A U T I O N
Cap or plug all ports and ends of hoses and tubes to prevent contamination
of hydraulic oil. Failure to do so may result in damage to equipment.
Procedure is the same for both
Tag lines
1.
DISCONNECT
4-656
prior to disconnecting
two HOSES (1 and 2).
NOTE
rollback cylinders.
to aid in connecting.
INSTALL CAPS or PLUGS.