Troubleshooting - Bush Hog Razorback RZ 160 Operator's Manual

E. Install cotter pin to retain nut. It may be neces-
sary to slightly tighten nut to install cotter pin.
F. Slide driveline yoke onto gearbox input shaft.
Install retaining clip and shear bolt.
WARNING
FAILURE TO INSTALL RETAINING CLIP
WILL ALLOW DRIVELINE TO swing FREELY
IF BOLT IS SHEARED CAUSING POSSIBLE
INJURY OR DEATH.
G. Lock yoke shield securely into place.
H. Fill gearbox with oil per paragraph 4-2.
PROBLEM
Uneven Cut
Stripping or
Windrowing
Noisy Cutter
Rapid blade wear
(cutting edge)
Rapid blade wear
(bolt hole)
Cutter vibration
TABLE 4-2 GENERAL TROUBLESHOOTING
PROBABLE CAUSE
Cutter not level side to side or
front to rear
Worn or bent blades
Possible build up of material
under cutter
Cutter not level
Worn blades
Cutter not being operated
at rated RPM speed
Loose components
Low oil in gearbox
Blade contacting the ground
Cutter not being operated at
rated RPM speed
Cutter not being operated
at rated RPM speed
Blades have unequal weight
Blades not swinging free

4-7 TROUBLESHOOTING

Troubleshooting procedures are listed in Table 4-2.
If the problem cannot be solved or replacement
parts are necessary, contact your authorized Bush
Hog dealer.
Please have ready your machine name, model num-
ber, serial number, purchase date and exact cause
or description of problem.
REMEDY
Refer to SECTION II.
Replace blades per paragraph 4-3.
Clean cutter.
Refer to SECTION II.
Replace per paragraph 4-3.
Set tractor throttle for proper
PTO speed during operation.
Check all bolts for tightness per
Torque Specifications.
Check for proper oil level
Refer to paragraph 4-2.
Adjust cutter to operate at a height
that will eliminate ground contact.
Set tractor for proper
PTO speed during operation.
Set tractor throttle for proper
PTO speed during operation.
Replace blades with matched set.
Repair / replace blades and / or blade bolts.
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