Panasonic PTO 540 RPM - Manual (Page 9)

Symptom Problems Solution
Main drive
belts are slipping
Tighten
Head slows but
tractor does not
Blades dull
Sharpen/reverse
Blades dull Sharpen/reverse
Feed roll clutch
kicking in and out
of gear excessively
Material jammed
in chute
Release feed roll clutch and remove
material by pulling cut of chute, trim
forks, and feed into chute
Blades dull Sharpen/reverse
Sharpen reverse
Cutter bar not adjusted
properly-adjust to tolerance level
Not chipping
clean or chip
reflector plugging
Cutter bar rounded
Chipper head turning too slowly —
check PTO speed at 540 RPM
Feed roll slides
dirty or dry
Clean/lubricate
Fork in material
too wide
Remove and trim
Tighten
Unit won’t feed
Feed roll gear
box belt loose
Feed roll tension springs
stretched-replace
Part Diagram