TM 5-2420-224-20-2
BACKHOE DIPPER REPLACEMENT AND REPAIR
This task covers:
a. Removal b. Installation
Applicable Configuration:
General Safety Instructions:
SEE
Tools and Special Equipment:
Shop Equipment, SC 4910-95-CL-A74
TooI Kit, SC 5180-90-CL-N26
Personnel Required: (3)
References:
TM 5-2420-224-10
Equipment Condition:
Reference
Page 2-22
TM 5-2420-224-10
Page 4-668
Page 4-762
W A R N I N G
Backhoe dipper weighs 410
pounds (186 kilograms). To
avoid personal injury, use a
hoist or suitable lifting device
when lifting backhoe dipper.
Backhoe dipper must be as
low
to
the
ground
as
possible to prevent possible
injury to personnel.
Condition Description
Backhoe in Three-Point
Stance
Front Loader Lowered
to Ground
Backhoe Bucket Cylinder
Removed
Backhoe Bucket Removed
1.
2.
3.
4.
C A U T I O N
Before performing step 1, place a block of wood between dipper cylinder and
boom to prevent damage to equipment.
REMOVE two retaining rings (1), washers (2) if present, and PIN (3).
USING suitable HOIST, LOWER dipper CYLINDER (4). TIE to boom (5).
REMOVE two retaining rings (6), washers (7) if present, pin (8), and DIPPER (9).
If damaged, REMOVE BUSHING(S) (10, 11, 12, 13, and 14).
4-760
INITIAL SETUP
R E M O V AL
