Trouble Shooting - MacDon 5020 Operator's Manual

Power tongue windrower
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SYMPTOM
Excessive breakage of
sickle sections or
guards.
Sickle back breakage.
Ragged or uneven
cutting of crop.
Form # 147008

TROUBLE SHOOTING

PROBLEM
Cutting height too low in
stony conditions.
Header angle too steep
in stony conditions.
Header flotation too
heavy in stony
conditions
Guards, sickle and hold-
downs misaligned.
Ground speed too high
in stony conditions.
Sickle speed too slow.
Bent or broken guard.
Worn sickle head pin.
Dull sickle.
Header angle too flat for
guards to pick up down
crop.
Reel position incorrect.
PTO speed too slow.
Relief valve pressure
too low.
Sickle sections or
guards are worn or
broken.
Bent sickle causing
binding.
Sickle hold-downs
improperly adjusted.
63
SOLUTION
Raise cutting height with
skid plates.
Decrease header angle
Adjust to lighter float
setting.
Straighten guards, align
hold-downs.
Reduce ground speed.
Maintain proper RPM on
PTO. Check for proper
match of pump & gear-
drive at PTO.
Straighten or replace.
Replace.
Replace.
Increase header angle.
Move reel forward and
down.
Maintain proper RPM on
PTO. Check for proper
match of pump & gear-
drive at PTO.
Replace valve.
Replace worn or broken
parts.
Straighten a bent sickle.
Check alignment and
adjust if necessary.
Adjust hold-downs so
sickle works freely, but
still keep sections from
lifting off guards.
REF.
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Issue 12/05

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