Alamo BUSH HOG RMB 1660 Operator's Manual page 192

If the leading edge of the mower blades are rotating backwards they
can discharge material toward the operator. If this occurs discontinue
mowing immediately and revers the direction of the motor rotation by
correctly installing the motor pressure and return hoses. Contact
your dealer or Alamo Industrial for specific information on the hose
routing.
HARDWARE
Most nuts and bolts will stay tight and therefore need only periodic checking. However, the following nuts and
bolts are extremely important and should receive special attention:
Rotary Head Torque
RMB 1660 01/22
© 2022 Alamo Group Inc.
MAINTENANCE
Maintenance Section 5-18