Lubrication, Engine, Maintenance – MTD 242A645-000 User Manual
Page 7
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FIGURE 10.
No Larger Than
1/2" Diameter
FIGURE 11.
To lower the leaf ramp, use one hand to grasp
the handle at the top of the leaf ramp and lift
slightly. Pull up on the release bar, and lower the
leaf ramp to the ground. Release the bar. See fig
ure 12.
Bulky material, such as stalks or heavy branches,
up to 3" in diameter
should be fed into the chip
per chute. See figure 13.
A
WARNING: Make certain leaf ramp is
raised as shown when using the chipper
chute. Also make certain the chipper
chute door is closed when not in use.
IMPORTANT: There is a flail screen located inside
the housing in the discharge area. If the flail screen
becomes clogged, remove and clean as instructed in
the Maintenance section on page 8.
For best performance, it is important to keep the
shredding blade and the chipper blades sharp. Refer
to Maintenance section, pages 8 and 9. If the compo
sition of the material being discharged changes
(becomes stringy, etc.) or if the rate at which the
material is discharged slows down considerably, it is
likely that the shredding blade and/or chipper blades
are dull and need to be sharpened or replaced.
MAINTENANCE
A
WARNING: Always stop engine and dis
connect spark piug wire before cieaning,
lubricating or performing any repairs or
maintenance.
LUBRICATION
Lubricate the pivot points on the release bar, leaf
ramp, chute deflector and chipper chute once a sea
son using a light oil.
ENGINE
Refer to the separate engine manual for engine main
tenance instructions.
Maintain
engine oii
as instructed in the separate
engine manual packed with your unit. Read and follow
instructions carefully.
Service
air cleaner
every 25 hours under normal con
ditions. Clean every few hours under extremely dusty
conditions. Poor engine performance and flooding
usually indicates that the air cleaner should be ser
viced. To service the air cleaner, refer to the separate
engine manual packed with your unit.
The
spark plug
should be cleaned and the gap reset
once a season. Spark plug replacement is recom