Homelite UT10640 User Manual - Page 36

Checking The Fuel Filter, Replacing The Spark Plug, Cleaning The Exhaust Port, Muffler, And Spark - dealers

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MAINTENANCE NOTE: If you notice a power loss with the gaspowered tool, the exhaust port and muffler may be blocked with carbon deposits. These deposits may need to be removed to restore performance. We highly recommend that only qualified service technicians perform this service. CHECKING THE FUEL FILTER See Figure 69. Check the fuel filter periodically. If contaminated or damaged, have fuel filter replaced by an authorized service center. REPLACING THE SPARK PLUG See Figure 70. This engine uses an AC00160 or Champion RCJ‑6Y spark plug with 0.025 in. electrode gap. Use an exact replacement and replace every 50 hours or more frequently, if necessary. n Loosen the spark plug by turning it counterclockwise with a wrench. n Remove the spark plug. n Hand thread the new spark plug, turning it clockwise. Tighten securely with wrench. NOTE: Be careful not to cross-thread the spark plug. Cross-threading will seriously damage the cylinder. CLEANING THE EXHAUST PORT, MUFFLER, AND SPARK ARRESTOR NOTE: Depending on the type of fuel used, the type and amount of lubricant used, and/or your operating conditions, the exhaust port, muffler, and/ or spark arrestor screen may become blocked with carbon deposits. If you notice a power loss with your gas powered tool, you may need to remove these deposits to restore performance. We highly recommend that only qualified service technicians perform this service. The spark arrestor must be cleaned or replaced every 50 hours or yearly to ensure proper performance of your product. Spark arrestors may be in different locations depending on the model purchased. Please contact your nearest service dealer for the location of the spark arrestor for your model. FUEL FILTER Fig. 69 CLEAN THE CHAIN BRAKE Fig. 70 Fig. 71 WARNING: To avoid a fire hazard, never run the chain saw without the spark arrestor in place. INSPECTING AND CLEANING CHAIN BRAKE See Figure 71. n Always keep the chain brake mechanism clean and lightly brush the linkage. n Always test the chain brake performance after cleaning. Refer to Operating Chain Brake for additional information. Page 36 - English

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Page 36
— English
NOTE:
If you notice a power loss with the gas-
powered tool, the exhaust port and muffler may
be blocked with carbon deposits. These deposits
may need to be removed to restore performance.
We highly recommend that only qualified service
technicians perform this service.
CHECKING THE FUEL FILTER
See Figure 69.
Check the fuel filter periodically. If contaminated or
damaged, have fuel filter replaced by an authorized
service center.
REPLACING THE SPARK PLUG
See Figure 70.
This engine uses an AC00160 or Champion
RCJ-6Y spark plug with 0.025 in. electrode gap.
Use an exact replacement and replace every 50
hours or more frequently, if necessary.
Loosen the spark plug by turning it counter-
clockwise with a wrench.
Remove the spark plug.
Hand thread the new spark plug, turning it
clockwise. Tighten securely with wrench.
NOTE:
Be careful not to cross-thread the spark
plug. Cross-threading will seriously damage the
cylinder.
CLEANING THE EXHAUST PORT,
MUFFLER, AND SPARK ARRESTOR
NOTE:
Depending on the type of fuel used, the
type and amount of lubricant used, and/or your
operating conditions, the exhaust port, muffler, and/
or spark arrestor screen may become blocked with
carbon deposits. If you notice a power loss with
your gas powered tool, you may need to remove
these deposits to restore performance. We highly
recommend that only qualified service technicians
perform this service.
The spark arrestor must be cleaned or replaced
every 50 hours or yearly to ensure proper per-
formance of your product. Spark arrestors may
be in different locations depending on the model
purchased. Please contact your nearest service
dealer for the location of the spark arrestor for
your model.
FUEL FILTER
MAINTENANCE
Fig. 69
Fig. 71
CLEAN THE CHAIN BRAKE
Fig. 70
WARNING:
To avoid a fire hazard, never run the chain saw
without the spark arrestor in place.
INSPECTING AND CLEANING CHAIN
BRAKE
See Figure 71.
Always keep the chain brake mechanism clean
and lightly brush the linkage.
Always test the chain brake performance after
cleaning. Refer to
Operating Chain Brake
for
additional information.