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Greensmaster 3150
DPA Cutting Units
Page 7 -- 13
9. To make an adjustment to the cutting units while
backlapping, disengage the PTO with the joystick and
turn the engine OFF. Wait for all machine movement to
stop. After adjustments have been completed, repeat
steps 5 through 8.
10.When the backlapping operation is completed, stop
the engine and remove the key from the ignition switch.
Run a file across the front face of the bedknife. This will
remove any burrs or rough edges that may have built up
on the cutting edge.
11.Repeat procedure for all cutting units to be backlap-
ped.
12.When backlap operation has been completed, return
the backlap lever to the F (mow) position, set reel speed
control to desired speed, lower operator seat and wash
all lapping compound off cutting units. Adjust cuttingunit
reel to bedknife as needed.
NOTE: If the backlap lever is not returned to the F
(mow) position after backlapping, the cutting units will
not function properly.
Figure 13
Relief Angle
Front Angle
Top Face
Front
Face
Remove
Burr
DPA Cutting
Units