25
MAINTENANCE
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.
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. Refer to the
Service / Warranty
Supplement
for more information.
NOTE:
Maintenance, replacement, or repair of the emission control devices and system may be
performed by an authorized service dealer. Refer to the
Service / Warranty Supplement
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.
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.
FREQUENCY
MAINTENANCE REQUIRED
Every 10 hours
•
Clean and re-oil the air filter. Refer to
Maintaining the Air Filter
.
Every 25 hours
•
Check the spark plug condition and gap. Refer to
Maintaining the
Spark Plug
.
REPLACING THE TRIMMING LINE
Refer to the
Line Replacement Addendum
for complete instructions.
MAINTAINING THE AIR FILTER
Failure to maintain the air filter can result in poor performance or can cause permanent damage to the
engine. Engine failure due to improper air filter maintenance is not covered by the product warranty.
Cleaning the Air Filter
1. Open the air filter cover: Hook your fingers behind the cover tab. To unlock the air filter cover, pull it
to the left and away from the engine. This may require a firm pull. Swing the air filter cover to the
right (Fig. 18).
2. Remove the air filter from inside the air filter cover (Fig. 18).
Summary of Contents for TB25CB
Page 15: ...15 Fig 6 Fig 5 Coupler Lower Shaft Housing Holes Holes Screws x2 Holes Fig 7 1 8...
Page 60: ...60 REMARQUES...
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