Craftsman 580.752381 Operator's Manual page 20

Inspect Muffler and Spark Arrester
Inspect the muffler for cracks, corrosion, or other damage.
Remove the spark arrester, if equipped, and inspect for
damage or carbon blockage. If replacement parts are required,
make sure to use only original equipment replacement parts.
If you need to order a spark arrester, please call 1-800-4-MY-
HOME (469-4663).
WARNING Contact with muffler area can result in
serious burns.
Exhaust heat/gases can ignite
combustibles, structures or damage
fuel tank causing a fire.
• DO NOT touch hot parts and AVOID hot exhaust gases.
• Allow equipment to cool before touching.
• Keep at least 5 feet (152 cm) of clearance on all sides of
pressure washer including overhead.
• It is a violation of California Public Resource Code, Section
4442, to use or operate the engine on any forest-covered,
brush-covered, or grass-covered land unless the exhaust
system is equipped with a spark arrester, as defined in Section
4442, maintained in effective working order. Other states or
federal jurisdictions may have similar laws.
Contact the original equipment manufacturer, retailer, or dealer
to obtain a spark arrester designed for the exhaust system
installed on this engine.
• Replacement parts must be the same and installed in the same
position as the original parts.
Clean and inspect the spark arrester as follows:
1. Remove the two 8 mm nuts (A) and remove muffler (B)
from cylinder.
F
C
G
H
A
E
D
B
2. Remove the three 4 mm screws (C) from exhaust
deflector (D), and remove deflector.
3. Remove the four 5 mm screws (E) from muffler
protector (F) and remove muffler protector.
4. Remove 4 mm screws (G) from spark arrester (H) and
remove spark arrester from muffler.
5. Use a brush to remove carbon deposits from spark
arrestor screen. Be careful to avoid damaging screen.
IMPORTANT: The spark arrestor screen must be free of
breaks and holes. Replace spark arrestor if it is damaged.
6. Install spark arrestor, muffler protector, exhaust
deflector and muffler in reverse order of disassembly.
Sediment Cup Cleaning
1. Move fuel valve to "Off" position, then remove fuel
sediment cup (J) and o-ring (K).
2. Wash sediment cup and o-ring in nonflammable solvent.
Dry thoroughly.
3. Place o-ring in fuel valve and install sediment cup.
Tighten sediment cup securely.
4. Move fuel valve to "On" position and check for leaks.
Replace o-ring if there is any leakage.
20
K
J