MacDon 5020 Mower Conditioner - Manual (Page 65)

65
TROUBLE SHOOTING
SYMPTOM
PROBLEM SOLUTION REF.
Leaving small strip of
flattened, uncut
material. Ground speed too fast.
Crowding of the uncut
material. Slow down.
Steer tractor slightly
away from uncut crop. 26
---
Reel position incorrect. Move reel forward and
down. 28
Sickle sections or
guards are worn or
broken. Replace worn or broken
parts. 47
Sickle plugging
Extremely thick or wet
undergrowth. Raise cutting height to
clear undergrowth. 29
Move reel back and
down (close to guards). 28
Cut when undergrowth
is dry. ---
Sickle sections or
guards are worn or
broken. Replace worn or broken
parts. 47
Bent or misaligned
guards. Align guards. 49
Sickle hold-downs
improperly adjusted. Adjust hold-downs so
sickle works freely. 49
Sickle drive belt too
loose. Adjust belt tension. 50
Header flotation too
heavy. Adjust to lighter float
setting. 31
PTO speed too slow.
Maintain proper RPM on
PTO. Check for proper
match of pump & gear-
drive at PTO. ---
46
Header turns while
unloaded but slows or
stops when starting to
cut.
Cold oil in system.
Low reservoir oil level. Reduce ground speed
until oil reaches
operating temperature.
Add oil to reservoir. 26
45
Defective O-ring inside
relief valve. Replace relief valve. *
Defective relief valve. Repair relief valve. *
Defective motor Repair motor. *
Defective pump. Repair pump. *
(* - See your Dealer) PTO slipping on tractor. Repair tractor PTO
system. *