Dixon RAM 44 EN - Manual (Page 45)

CARE AND MAINTENANCE
45
TRACKING ADJUSTMENT
If the mower is not tracking straight, check the air pressure in
both rear tires. Recommended air pressure is 15 PSI (1 bar).
If the unit will not track straight, follow the steps below.
Tracking must be checked on a flat and level concrete or
blacktop surface.
Mower is tracking to the right.
Increase the air pressure 2-3 PSI (0.1-0.2 bar) in the right
rear tire or decrease the air pressure 2/3 PSI in the left rear
tire.
Mower is tracking to the left.
Increase the air pressure 2-3 PSI (0.1-0.2 bar) in the left rear
tire or decrease the air pressure 2/3 PSI in the right rear tire.
Recheck tracking and keep making adjustments with the tire
pressure until the unit tracks straight. DO NOT exceed
maximum recommended tire pressure 24 PSI (1.6 bar).
Record the tire pressure for future reference.
NOTE: If the above procedure fails, have the mower checked
and repaired by an authorized Dixon dealer.