Greensmaster 3250--D
DPA Cutting Units
Page 7 -- 12
Service and Repairs
Backlapping
DANGER
TO AVOID PERSONAL INJURY OR DEATH:
D Never place hands or feet in the reel area
while the engine is running.
D When backlapping, run engine at idle speed
only.
D While backlapping, the reels may stall and
then restart.
D Donotattempttorestartreelsbyhandorfoot.
D Do not adjust reels while the engine is
running.
D If a reel stalls, stop engine before attempting
to clear the reel.
D Reel motors are connected in series: rotating
one motor causes rotation in other motors.
NOTE: Additional instructions and procedures on
backlapping are available in the Toro General Service
Training Book, Reel Mower Basics (part no. 09168SL).
1. Position the machine on a level surface, lower the
cutting units, stop the engine and engage the parking
brake.
2. Raise the operator seat to access hydraulic mow
manifold.
3. Locate the reel speed control and backlap lever on
the hydraulic mow manifold (Fig. 11). Rotate the reel
speedcontroltopositionā1āandthebacklaplevertothe
R (backlap) position.
4. Makeinitialr eeltobedknifeadjustmentsappropriate
forbacklappingonallcuttingunitswhicharetobeback-
lapped.
5. Start engine and run at low idle speed.
6. Use joystick on the control console to engage the
cutting units.
IMPORTANT: To prevent damage to the reel, do not
rotatethebacklapleverfromthebacklappositionto
the mow position while the engine is running.
7. Apply lapping compound to cutting unit blades with
a long handle brush (see Special Tools in this chapter)
(Fig. 12). Never use a short handled brush to apply lap-
ping compound.
1. Hydraulic manifold
2. Reel speed control
3. Backlap lever
Figure 11
1
2
3
Figure 12
1. Long Handle Brush
1
Reels may stall while backlapping. Do not
attempt to restart reels by hand or touch reels
while backlapping. Stop engine and turn reel
speed adjustment knob one position toward
ā9.ā
DANGER
8. If reels stall or become erratic while backlapping,
stopbacklapping bydisengagingthe PTOwith thejoys-
tick. Once the reels have stopped, move the reel speed
selector knob one position closer to ā9.ā Resume back-
lapping by engaging the PTO with the joystick.