Craftsman 358 Instruction Manual download pdf (Page 16)

_,/j\ /MufflerDiffuser

Spark

Arresting

Screen

I_ 1_,,,,.___iA_I _"_._4_ / Y Muffler

Body - _ Muffler

Cover

CLEANING THE SPARK

ARRESTING SCREEN

Cleaning is required every 25 hours of

operation or annually, whichever

comes first.

1. Loosen and remove the 2 muffler

cover screws.

2. Remove the muffler cover (cover

snaps off muffler body).

3. Remove muffler diffuser and spark

arresting screen assembly. Notice

the orientation of these parts for

reassembling.

4. Clean the spark arresting screen

with a wire brush. Replace screen

if breaks are found.

5. Replace any broken or cracked

muffler parts.

6. Reinstall diffuser and spark arrest-

ing screen assembly with round

holes facing up.

7. Reinstall muffler cover and 2

screws. Tighten securely.

REPLACE SPARK PLUG

The spark plug should be replaced

each year to ensure the engine starts

easier and runs better. Ignition timing

is fixed and nonadjustable.

1. Loosen 3 screws on cylinder

cover.

2. Remove the cylinder cover.

3. Pull offthe spark plug boot.

4. Remove spark plug from cylinder

and discard.

5. Replace with Champion CJ-7Y

spark plug and tighten securely

with a 3/4 inch socket wrench.

Spark plug gap should be 0.025

inch.

6. Reinstall the spark plug boot.

7. Reinstall the cylinder cover and 3

screws. Tighten securely.

Screws 'linder

Cover

Plug Boot

Spark

Plug

REPLACE FUEL FILTER

To replace fuel filter, drain your unit by

running it dry of fuel. Remove fuel cap

and its connected retainer from tank.

Pull filter from tank and remove from

line. Replace and reassemble.

_i WARNING: Disconnect the spark

plug before performing maintenance,

service, or adjustments except for car-

buretor adjustments.

CHAIN SHARPENING

Chain sharpening requires special

tools. You can purchase sharpening

tools at Sears or go to a professional

chain sharpener.

CHAIN REPLACEMENT

A

WARNING: Wear protective

gloves when handling chain. The

chain is sharp and can cut you even

when it is not moving.

It is normal for a new chain to stretch

during the first 15 minutes of operation.

You should recheck your chain tension

frequently and adjust the chain tension

as required. See CHAIN TENSION sec-

tion.

Replace the old chain when it be-

comes worn or damaged. Use only

the Low-Kickback replacement chain

specified in the repair parts list. The

correct replacement bar and chain is

also specified on a decal located on

the chain saw.

See your Sears Service Center to re-

place and sharpen individual cutters

on your chain.

TO REPLACE CHAIN:

1. Move ON/STOP switch to tile STOP

position.

2. Remove chain brake nuts.

3. Remove chain brake.

4. Remove the old chain.

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