MacDon PW8 Pick-Up Header User Manual
Page 185
Symptom
Problem
Solution
Refer to Section
Obstruction preventing
cylinder movement.
Check lift cylinder and lift
arm attachments.
- - -
Air in system.
Bleed cylinders.
Bleeding Cylinders and
Lines, page 159
Master lags behind slave
on descent and ahead of
slave on lift.
Flow is too restricted.
Check hoses and lines.
4.9.3 Hydraulic Hoses and
Lines, page 160
Slave cylinder remains
extended more than 1/2 in.
(13 mm) when hold-down
is fully lowered.
Air in system.
Bleed cylinders.
Bleeding Cylinders and
Lines, page 159
Safety prop is engaged.
Disengage safety prop.
3.5 Hold-Down Lift
Cylinder Safety Props,
page 29
Hold-down remains raised
and will not lower.
Hydraulics not connected
properly.
Ensure hydraulic lines are
connected properly and
not damaged.
4.9.3 Hydraulic Hoses and
Lines, page 160
Clutch is worn.
Rebuild/replace clutch.
Replacing Driveline
Clutch, page 100
Driveline clutch is slipping.
Obstruction in auger.
Shut off combine,
remove key and remove
obstruction.
3.13 Unplugging the
Header, page 72
Pick-up wheels bounce
over bumps.
Header height is too high.
Lower header until rear
pick-up roller is 12 in.
(305 mm) above the
ground.
Draper speed sensor not
working properly.
Sensor positioned
incorrectly.
Reposition sensor.
4.11.2 Adjusting Draper
Speed Sensor, page 166
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Revision A