Great Dane GDRZ48-19KAE Lawn Mower User Manual


 
Service Transmission - 34
SERVICE TRANSMISSION
2. Sit on the seat, and start the engine.
3. Operate machine to bring the hydraulic oil to normal
operating temperature.
4. Move the machine in a level, wide-open area, such as
an empty parking lot.
5. Run the engine at full throttle.
6. Move and hold both control levers to the full forward
position. Observe the machine travel. If the machine does
not travel in a straight line, adjustment is required. Note the
direction the machine moves.
Maximum Speed Drift Adjustment
1. Park machine safely. (See Parking Safely in the Safety
section.)
2. Tilt operator seat forward and support the seat frame.
NOTE: If the machine travels to the left, adjust the right
speed drift screw (A). If the machine travels to the
right, adjust the left speed drift screw (B).
MX15351
3. Adjust the appropriate speed drift screw (A or B) as
follows:
a. Loosen jam nut (C or D).
b. Adjust the screw (A or B) one turn clockwise.
c. Tighten the jam nut (C or D).
4. Lower the seat platform.
5. Perform Check Maximum Speed Drift procedure to
check adjustment. Repeat the adjustment procedure as
needed.
A
C
D
B