Maintenance - Craftsman S145 Original Instructions Manual

WARNING:
To avoid serious personal injury, always stop
the engine and allow it to cool before cleaning or maintaining
the unit. Never perform cleaning or maintenance while the
unit is running. Disconnect the spark plug wire to prevent
the unit from starting accidentally.
WARNING:
Wear protective clothing and observe all
safety instructions to prevent serious personal injury.
MAINTENANCE SCHEDULE
Perform these required maintenance procedures at the frequency
stated in the table. These procedures should also be a part of any
seasonal tune-up.
All service, other than the maintenance procedures described in
this manual, should be performed by an authorized service dealer.
NOTE: Some maintenance procedures may require special tools or
skills. If you are unsure about these procedures, take the unit to
an authorized service dealer. Call 1-888-331-4569 for more
information.
NOTE: Maintenance, replacement, or repair of the emission control
devices and system may be performed by an authorized service
dealer. Call 1-888-331-4569 for more information.
NOTE: Please read the California/EPA statement that came with the
unit for a complete listing of terms and coverage for the
emissions control devices, such as the spark arrestor, muffler,
carburetor, etc.

MAINTENANCE

CUSTOMER RESPONSIBILITY
FREQUENCY
Before each
use
After each use
Every 10 hours
* If maintenance or replacement is required, have the unit serviced
by an authorized service dealer.
19
MAINTENANCE REQUIRED
• Check for loose screws, nuts or bolts
(tighten as needed)
• Check for damaged or worn parts*
• Check the saw chain sharpness. Refer to
Sharpening the Saw Chain.
• Test the chain brake*. Refer to Testing the
Chain Brake.
• Check the chain tension (adjust as needed).
Refer to Adjusting the Chain Tension.
• Fill the chain oil reservoir (refill frequently).
Refer to Adding Bar and Chain Oil.
• Fill the fuel tank with fresh, properly mixed
fuel. Refer to the Oil and Fuel section.
• Clean the air filter. Refer to Maintaining the
Air Filter.
• Clean the unit and inspect decals. Refer to
Cleaning in the Cleaning and Storage
section.
• Check the spark plug condition and gap.
Refer to Maintaining the Spark Plug.
• Clean the guide bar groove and oil
passages. Lubricate the sprocket tip. Refer
to Maintaining the Guide Bar.
• Clean the cylinder fins. Refer to Cleaning in
the Cleaning and Storage section.