TM 9-2320-366-34-3
16-73M1089 TELESCOPIC LIFT CYLINDER COUNTERBALANCE VALVE
REPLACEMENT
This task covers:
a. Removal
b. Installation
c. Adjustment
d. Follow-On Maintenance
INITIAL SETUP
Equipment Conditions
Underlift crossbar lowered to ground (TM 9-2320-366-
10-2).
Hydraulic reservoir supply and return valve closed (TM
9-2320-366-10-2).
Tools and Special Tools
Tool Kit, Genl Mech (Item 78, Appendix B)
Wrench, Torque, 0-175 lb-ft (Item 92, Appendix B)
Wrench Set, Crowfoot, Ratcheting (TM 9-2320-366-20)
Goggles, Industrial (Item 28, Appendix B)
Tools and Special Tools (Cont)
STE/ICE-R (Item 70, Appendix B)
Materials/Parts
Cap and Plug Set (Item 17, Appendix C)
Tee, Pipe to Tube (Item 88, Appendix C)
Dispenser, Pressure Sensitive Adhesive Tape
(Item 30, Appendix C)
Nut, Self-locking (2) (Item 181, Appendix F)
Packing, Preformed (Item 237, Appendix F)
Packing, Preformed (Item 229, Appendix F)
Packing, Preformed (Item 236, Appendix F)
WARNING
Wear appropriate eye protection when
working under vehicle due to the
possibility of falling debris. Failure to
comply may result in injury to personnel.
a. Removal.
CAUTION
Cap or plug hydraulic hoses and fittings to
prevent contamination of hydraulic system.
Failure to comply may result in damage to
equipment.
NOTE
· Tag hydraulic hoses and connection points prior
to disconnecting.
· Left and right side counterbalance valves are
removed the same way. Left side shown.
(1) Disconnect hose (1) from 90-degree fitting (2).
(2) Disconnect hose (3) from 90-degree fitting (4).
(3) Disconnect hose (5) from 90-degree fitting (6).
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