Air Filter; Drive Shaft Lubrication - Craftsman 358.798470 Operator's Manual

CUSTOMER RESPONSIBILITIES
EVERY 5 HOURS
CLEAN AIR FILTER {Fig. 24)
A dirty air filter decreases the life and performance of the
engine and increases fuel consumption and harmful
emissions,
Always clean after 5 tanks of fuel or 5 hours of operation,
Clean more frequently in dusty conditions,
• Loosen the screws on the air filter cover enough to
remove the cover from the engine.
• Remove air filter from cover.
• Clean the air filter using hot soapy water. Rinse with
clean cool water, Squeeze air filter dry and replace in
cover,
• Re-installthe air filter cover, making sure the choke exit
slot is placed over the choke lever.
___"_ _/ AIR FILTER COVER
Figure 24
EVERY 25 HOURS
CLEAN AND INSPECT SPARK ARRESTOR
SCREEN (Fig. 25)
As the unit is used,carbon deposits buildup on the muf-
fler and spark arrestor screen (if installed), and must be
removed to avoid creating a fire hazard or affecting
engine performance.
Required cleaningis every 25 hours of operationor annu-
ally, whichever is less.
Replace the spark arrestor screen if breaks occur.
CLEANING THE SPARK ARRESTOR SCREEN
• Loosen and remove the 2 muffler guard screws.
• Remove the mufflerguard.
• Remove the muffler cover retaining spdngs.
• Remove muffler diffuser and spark arrestor screen
assembly. Notice the orientation of these parts for
reassembly.
• Clean the spark arrestor screen with a wire brush or
replace if breaks are found in the screen.
• Replace any broken or cracked parts.
° Reinstall diffuser and spark arrestor screen assembly,
• Reinstall muffler cover and the two muffler cover retain-
ing springs,
• Reinstall muffler guard and the two muffler guard
screws (15-20 in.lbs.).
Figure 25
DRIVE SHAFT LUBRICATION (Fig. 26)
• Loosen the gear box clamp screw and the locating
screw from the gear box.
: Remove the gear box from the tube.
Remove the drive shaft from the tube.
• Check drive shaft for broken wires, twists or kinks, and
replace if damage is found.
• Using a clean cloth, wipe surface of drive shaft thor-
oughly to remove any grease or dirt.
• Apply a uniformcoat of lithiumbase grease to the entire
surface of the drive shaft.
* Inject the remainingcontentsof the grease tube into the
top of the tube,
° Replace drive shaft in the tube.
• Re-assemble the gear box to the tube.Tighten screws
securely,
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Figure 26
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