TM 5-2420-230-10
This Task Covers:
a. Connection
b. Operation
c. Disconnection
d. Follow-On Maintenance
INITIAL SETUP
References
Test Equipment
None
None
Equipment Conditions
Tools and Special Tools
TM or Para
Condition Description
Hydraulic valve manual override lever, BII, Item 11,
Vehicle prepared for servicing (Do
not install FEL maintenance arm).
Ratchet, 1/2-in., BII, Item 21, Appendix B
Socket, 10 mm, BII, Item 26, Appendix B
Drawings Required
None
Materials/Parts
Grease, automotive and artillery, Item 4, Appendix D
Estimated Time to Complete
Rag, wiping, Item 8, Appendix D
30 min.
Personnel Required
MOS 21J, Construction Engineer Operator
a. Connection.
The IHMEE has quick disconnect couplings on the backhoe which allow auxiliary hydraulic attachments to be fitted and
operated by the vehicle's hydraulic system. Auxiliary attachments such as an auger, a rock breaker, or a compactor can
be used with the IHMEE, however none of these accessories are included with the vehicle. Use the following procedure
to attach auxiliary hydraulic components:
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.
(1)
Remove circlip or securing pin from attachment pin.
(2)
Remove attachment pin from attachment to be fitted.
(3)
Start engine (Para 5-2).
(4)
Pick up attachment with backhoe arm by engaging its coupler lugs with coupler pin.
(5)
Raise boom (Para 7-5).
(6)
Operate controls to retract coupler cylinder until attachment rotates out and obtains point of balance (Para 7-5).
(7)
Turn off hydraulic master switch (Para 6-3).
(8)
Shut OFF engine (Para 5-2).
(9)
Apply grease and install attachment pin.
(10) Install circlip or securing pin on attachment pin.
Change 1
