Cleaning The Air Filter; Replacing The Spark Arrestor - Toro 51948 Operator's Manual

Cleaning the Air Filter

See Figures 8 and 10.
Clean the air filter as indicated by the maintenance schedule.
Follow these steps to clean the air filter.
1. Stop the trimmer.
2. Remove the spark plug boot.
3. Loosen the air filter cover by turning the knob counter
clockwise.
4. Remove the air filter cover.
5. Remove the air filter.
6. Clean the air filter with warm soapy water.
7. Rinse the air filter and let it dry completely.
8. Work two drops of oil into the air filter.
9. Replace the air filter (fits only one way).
10. Replace the air filter cover.
11. Tighten the air filter cover by turning the knob clock-
wise.
12. Replace the spark plug boot.
Note: Replace the air filter as indicated by the maintenance
schedule.
Air Filter
Cover

Replacing the Spark Arrestor

See Figure 9.
WARNING:
Stop engine, remove spark plug boot, and allow
engine and muffler to cool before replacing
the spark arrestor. Contact with a hot muffler
or engine could cause burns or other serious
personal injuries.
16
Air Filter
Knob
Figure 8
NOTICE:
The spark arrestor on this product has not been
evaluated by the USDA Forest Service and
cannot be used on U.S. forest lands. In addition,
product users must comply with Federal, State,
and local fire prevention regulations. Check
with appropriate authorities. Contact customer
service or a qualified service center to purchase
a replacement 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 recom-
mend that only qualified service technicians perform this
service.
The spark arrester may need to be cleaned or replaced after
repeated use. If replacement is necessary, use Toro part
number 000998216.
To replace the spark arrester:
1. Remove the five screws that hold the cover.
Note: Removing these screws requires the use of a T20
and T25 torx screwdriver.
2. Remove the cover.
3. Remove the two screws holding the muffler assembly in
place.
4. Remove the muffler assembly and muffler gasket. It
may be necessary to work the muffler assembly free
from the muffler gasket.
5. Separate the muffler cover from the muffler.
6. Remove the three screws that hold the plates on the
muffler.
Cover
Screw(s)
Arrestor
Muffler
Plate
Gasket
Muffler
Muffler
Spark
Cover
Screw(s)
Screw(s)
Figure 9
Maintenance