Note.
(3) Adjust the clutch band as instructed in a
When installing the clutch, looking
above.
into the clutch with the adjustment at
the top, the dead end should be on
the left-hand side.
188. Right-Hand Horizontal Reversing Shaft Clutch
Adjust, remove and install the right-hand reversing
clutch in the same manner as the boom hoist drum
clutch (para. 186).
Note.
When installing the clutch, looking
into the clutch with the adjustment at
the top, the dead end should be on
the right-hand side.
189. Hoist Drum Shaft Clutches (Left-Hand and
Right-Hand)
a. Adjustment.
(1) With control lever in neutral position,
Figure 111. Boom hoist brake band adjustment,
loosen the nuts (18, B, fig. 110) on the
removal and installation.
equalizer screws (17).
(2) Adjust the equalizer screws until there is
190. Power Load Lowering Clutch
1/32 inch clearance between the clutch
drum and clutch lining at each point.
Adjust, remove and install the power load lowering
(3) Tighten the lock nuts.
clutch in the same manner as the hoist drum clutches
b. Removal.
(1) Remove the hydraulic cylinder (para.
191. Boom Hoist Brakeband
(2) Remove the clutch bands as instructed on
a. Adjustment.
c. Cleaning and Inspection.
(1) Adjust the boom hoist brakeband shown in
(1) Clean all parts with an approved cleaning
solvent.
(2) As lining wears, make adjustment at the
bolt on top of the brakeband.
(2) Inspect clutch band for excessive wear
and glazing. Remove glazing with a wire
b. Removal and Installation. Remove and install
brush. Replace a clutch band having
the brakeband as shown in figure 111.
worn or defective lining.
c. Cleaning and Inspection.
(3) Inspect all other parts for breaks, cracks,
(1) Clean all parts with an approved cleaning
and other damage. Replace all defective
solvent and dry thoroughly.
parts.
(2) Inspect the lining for excessive wear,
d. Installation.
glazing, and other damage. Replace a
(1) Install the clutch bands as illustrated on
brake band having a defective lining.
(3) Inspect all other parts for excessive wear,
(2) Install the hydraulic cylinder (para. 181).
breaks, and other damage. Replace parts
and brakeband as necessary.
AGO 6819A
136
