MTD PR600N21RH Operator's Manual page 20

TROUBLESHOOTING - See appropriate section in manual unless directed
;ervice Center,
CAUSE
to an authorized
PROBLEM
Loss of power
Poor cut -
uneven
Excessive
vibration
Starter rope
hard to pull
1, Rear of lawn mower
housing or cutting blade
dragging in heavy grass,
2, Cutting too much grass,
3. Dirty airfilter,
4. Buildup of grass, leaves,
and trash under mower,
5, Too much oil in engine,
6, Walking speed too fast,
1. Worn, bent or loose blade,
2, Wheel heights uneven,
3. Buildup of grass, leaves
and trash under mower.
1_ Worn, bent or loose blade.
2. Bent engine crankshaft.
2_
3_
4,
Engine flywheel brake is on
when control bar is released.
Bent engine crankshaft,
Blade adapter broken,
Blade dragging in grass.
CORRECTION
1. Raise cutting height.
2_ Raise cutting height,
3. Clean/replace air filter.
4. Clean underside of mower
housing.
5. Check oil level
6. Cut at slower walking speed,
1. Replace blade, Tighten
blade bolt.
2. Set all wheels at same
height,
3, Clean underside of
mower housing.
1. Replace blade. Tighten
blade bolt.
2. Contact a qualified service
center,
1. Depress control bar to
upper handle before
pulling starter rope,
2, Contact a qualified service
center.
3, Replace blade adapter.
4. Move lawn mower to cut
grass or to hard surface.
Grass catcher 1. Cutting height too Iow, 1. Raise cutting height.
not filling 2_ Lift on blade worn off, 2. Replace blade.
(If so equipped) 3_ Catcher not venting air, 3. Clean grass catcher°
Hard to push 1. Raise cutting heighL 1. Grass is too high or wheel
height is too low,
2. Rear of lawn mower
housing or cutting blade
dragging in grass.
3_ Grass catcher too full
4_ Handle height position not
right for you.
2, Raise rear of lawn mower
housing one (1) setting
higher.
3. Empty grass catcher.
4. Adjust handle height to suit,