Bush Hog 3715 Operator's Manual page 18

TABLE 4-1 GENERAL TROUBLESHOOTING
PROBLEM
Uneven cut
Stripping or windrowing
Noisy cutter
Rapid blade wear
(cutting edge)
Rapid blade wear
(bolt hole)
Cutter vibration
Wings will not raise
Wing driveline shield
wear or damage
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.
Front skids holding tall material down.
Loose components.
Low oil in gearboxes.
Blade contacting the ground.
Cutter not being operated at rated RPM speed.
Cutter not being operated at rated RPM speed.
Blades on same spindle have unequal weight.
Valve plumbed wrong.
Excess debris accumulation
No grease
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.
Remove front skids.
Check all bolts for tightness.
Check for proper oil level. Refer
to paragraph 4-2.
Adjust cutter to operate at a height
that will eliminate ground contact.
Set tractor throttle for proper PTO
speed during operation.
Set tractor throttle for proper PTO
speed during operation.
Replace blades with matched set.
Plumb as shown in Figure 5-11.
Reverse hoses to tractor auxiliary
hydraulic outlets.
Clean debris from cutter
Lubricate shields per paragraph 4-2.
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