Replace Spark Plug; Replace Fuel F Ilter - Craftsman 358.350380 Instruction Manual

CLEANING THE SPARK
ARRESTING SCREEN
Cleaning isrequired every 2 5hours o f
operation orannually, whichever
comes first.
1. Loosen and remove the 2muffler
cover screws.
2. Remove the muffler cover (cover
snaps offmuffler body).
3. Remove muffler diffuser and spark
arresting screen assembly. Notice
the orientation ofthese parts f or
reassembling.
4. Clean t he spark a rresting screen
with awire brush. Replace screen
ifbreaks are found.
5. Replace any broken orcracked
muffler parts.
6. Reinstall diffuser and spark a rrest-
ing screen assembly with round
holes f acing u p.
7. Reinstall muffler cover and 2
screws. Tighten securely.
REPLACE SPARK PLUG
The spark p lug should bereplaced
each y ear toensure the engine starts
easier and runs b etter. Ignition timing
isfixed and nonadjustable.
1. Loosen 3screws oncylinder
cover.
2. Remove the cylinder cover.
3. Pull off t he spark p lug boot.
4. Remove spark plug from cylinder
and discard.
5. Replace with Champion CJ-7Y
spark p lug and tighten securely
with a3/4 inch socket wrench.
Spark plug gap should be0.025 i n.
6. Reinstall the spark p lug boot.
7. Reinstall the cylinder cover and 3
screws. Tighten securely.
Screws\ Cover
Spark
Plug Boot
Spark
Plug
REPLACE FUEL F ILTER
Toreplace fuel f ilter, drain y our u nit b y
running itdry offuel. R emove fuel c ap
and itsconnected retainer from tank.
Pull filter f rom tank and remove from
line. R eplace and reassemble.
WARNING: Disconnect the spark
plug before performing maintenance,
service, oradjustments except forcar-
buretor adjustments.
CHAIN S HARPENING
Chain sharpening requires special
tools. You can purchase sharpening
tools a tSears orgotoaprofessional
chain s harpener.
CHAIN R EPLACEMENT
WARNING: Wear protective
gloves when h andling chain. The
chain i ssharp a nd can cut y oueven
when i tisnot m oving.
Itisnormal foranew chain t ostretch
during the first 1 5minutes ofoperation.
You should recheck your chain t ension
frequently and adjust the chain t ension
asrequired. See CHAIN TENSION sec-
tion.
Replace the old chain w hen i tbe-
comes worn ordamaged. Use only
theLow-Kickback replacement chain
specified inthe repair parts l ist. T he
correct replacement bar a nd chain i s
also specified onadecal located on
the chain s aw.
See your S ears Service Center tore-
place a nd sharpen individual cutters
onyour c hain.
TOREPLACE CHAIN:
1. Move O N/STOP switch totheSTOP
position.
2. Remove chain b rake n uts.
3. Remove chain b rake.
4,
16
Chain
Brake
Clutch Drum
Turn adjusting screw on bar coun-
terclockwise to move the tension-
ing rack as far as it will go toward
the front of the bar.