Toro Greensmaster TriFlex 3320/3420 Service Manual page 291

8. 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 cutting unit adjustments have been com-
pleted, repeat steps 5 through 8.
9. 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.
10.Repeat procedure for all cutting units to be backlap-
ped.
11. When backlap operation has been completed, return
the backlap switch to the forward (mow) position, set
reel speed control to desired speed and wash all lapping
compound off cutting units. Lower operator seat.
Greensmaster 3320/3420
12.Adjust cutting unit reel to bedknife as needed.
NOTE: If the backlap enable switch is not returned to
the forward (mow) position after backlapping, the cutting
units will not function properly.
Relief Angle
Page 8 - - 13
Top Face
Remove
Burr
Front
Face
Front Angle
Figure 14
DPA Cutting Units