moldboard should raise or lower with a steady (not
Caution: When erratic moldboard performance
erratic) movement (6) Lower the moldboard so that it is
is evident, the clutch should be examined, since
supporting the weight of the vehicle. Moldboard should
overheating by clutch slippage will damage the
support the vehicle weight without any sign of erratic
equipment.
operation. If it does not, tighten clutch another two to
b. Adjustment of clutch.
four notches and repeat the above tests.
When
(1) Disengage clutch
satisfactory operation is attained adjust control linkage a
outlined in step c.
Note. Clutch must be cool If clutch has become
c. Adjustment of Clutch Control Linkage
heated from slippage, wait.
(1) Set clutch control cable in disengaged
detent position (handle in) and position shifting yoke so
(2)
Disconnect control cable from yoke (figure
that there is .010 clearance between dogs and clutch
collar.
(2) Lengthen or shorten cable by screwing
clutch adjusting took, 7953545.
clevis "in" or "out" until holes in clevis aline with hole in
(4) Turn clutch collar clockwise to tighter two
yoke arm.
to four notches (5)
Place yoke in engaged position.
(3) Install clevis pin.
Start engine and raise and lower moldboard. The
Figure E-16. Clutch adjustment.
(4) Check operation of control cable and yoke
the disengaged detent position (handle in) that the
to make certain that when in disengage detent position
clutch is fully engaged.
there is a .010 clearance of the dogs and that when in
AE-20