TM 5-2420-230-24-1
(2)
Place drain pan beneath hydraulic hoses (1).
(3)
Disconnect two hydraulic hoses (1) from boom
cylinder (2).
Use care when removing or installing snap and
retaining rings. Snap and retaining rings are under
spring tension and can act as projectiles when
released and could cause severe eye injury.
(4)
Remove four circlips (3) and washers (4) from two
pivot pins (5).
(5)
Attach suitable lifting device and sling to boom
cylinder (2).
Hydraulic cylinder is heavy. Use an appropriate lifting device and follow safe working procedures when
lifting or moving hydraulic cylinder. Failure to comply may result in injury or death to personnel.
(6)
Remove two pivot pins (5) from boom cylinder (2).
Remove boom cylinder.
b. Disassembly.
(1)
Remove clamp (6) from boom cylinder (2).
(2)
Disconnect hydraulic tubes (7) from boom cylinder (2).
(3)
Remove two elbows (8) and two O-rings (9) from
boom cylinder (2). Discard O-rings.
c. Assembly.
(1)
Install two elbows (8) and two new O-rings (9) on
boom cylinder (2).
(2)
Connect hydraulic tubes (7) to boom cylinder (2).
(3)
Install clamp (6) on boom cylinder (2).
Change 1
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