TM 9-2590-209-14&P
10-33. Maintenance of Blade Assembly Carrying
(3) Inspect machined surfaces for pitting or
Hooks and Shafts.
wear.
a. Description. Two carrying hooks hold blade
(4) Inspect remaining hardware for wear,
assembly in raised position for vehicle travel. The hooks
damaged threads, and general serviceability. Replace
are manually operated from outside the driver's
components, as required.
compartment. Pushing on handle disengages hooks,
and pulling on handle engages hooks.
(1) Install arm to left portion of shaft, and
secure with screw, lockwasher, and key (view D).
(1) Lower blade assembly to ground.
(2) Install left carrying hook to shaft and
(2) Remove cotter pin and retaining pin
mounting bracket (view A).
securing clevis to arm, and remove clevis (view C).
(3) Insert right portion of shaft through
(3) Remove clevis and jam nut from handle
mounting bracket and carrying hook, and secure center
assembly and remove handle from support (view C).
portion of shaft to end portions with two bolts and nuts
(views A and B).
(4) Remove setscrew and nut securing left
carrying hook to shaft and mounting bracket (view A).
(4) Secure right carrying hook to shaft and
mounting bracket with setscrew and nut (view B).
(5) Remove setscrew and nut securing right
carrying hook to shaft and mounting bracket (view B).
(5) Install handle assembly through support
(view C).
(6) Remove two bolts and nuts and remove
center portion of shaft (views A and B).
(6) Install clevis and jam nut to handle
assembly (view C).
(7) Remove end portions of shafts from
mounting brackets, and remove left and right carrying
(7) Install clevis to arm, and secure retaining
hooks (views A and B).
pin and cotter pin (view C).
(8) Remove screw, lockwasher, and key
10-34. Troubleshooting. Troubleshooting of the early
securing arm to shaft, and remove arm (view D).
model M9 bulldozer is limited to correcting unsatisfactory
operation of the mechanical clutch control.
The
c. Cleaning and Inspection.
malfunction and the steps of the troubleshooting
(1) Clean all parts using dry-cleaning solvent.
(2) Inspect all components for cracks or
damage.
10-42