STOW CUTTER 1 SAW — TROUBLESHOOTING (ENGINE)

TABLE 6. TROUBLESHOOTING (ENGINE)

SYMPTOM

POSSIBLE CAUSE

SOLUTION

 

 

 

 

Spark plug bridging?

Check gap, insulation or

 

replace spark plug.

 

 

 

 

 

 

Carbon deposit on spark plug?

Clean or replace spark plug.

Difficult to start, "fuel is available, but no

 

 

Short circuit due to deficient spark plug

Check spark plug insulation,

SPARK at spark plug".

insulation?

replace if worn.

 

 

 

 

 

Improper spark plug gap?

Set to proper gap.

 

 

 

 

Ignition coil defective?

Replace ignition coil.

 

 

 

 

ON/OFF switch is shorted?

Check switch wiring, replace

 

switch.

 

 

 

 

 

 

Improper spark gap, points dirty?

Set correct spark gap and

Difficult to start, "fuel is available, and

clean points.

 

 

 

SPARK is present at the spark plug".

Condenser insulation worn or short

Replace condenser.

 

 

circuiting?

 

 

 

 

 

 

Spark plug wire broken or short circuiting?

Replace defective spark plug

 

wiring.

 

 

 

 

 

 

Wrong fuel type?

Flush fuel system, and replace

 

with correct type of fuel.

 

 

 

 

 

Difficult to start, "fuel is available, spark

Water or dust in fuel system?

Flush fuel system.

is present and compression is normal".

 

 

Air cleaner dirty?

Clean or replace air cleaner.

 

 

 

 

 

Choke Open?

Close Choke.

 

 

 

 

Suction/exhaust valve stuck or protruded?

Re-seat valves.

 

 

 

 

Piston ring and/or cylinder worn?

Replace piston rings and/or

 

piston.

Difficult to start, "fuel is available, spark

 

 

 

 

 

is present and compression is low".

Cylinder head and/or spark plug not

Torque cylinder head bolts and

 

tightened properly?

spark plug.

 

 

 

 

Head gasket and/or spark plug gasket

Replace head and/or spark plug

 

damaged?

gaskets.

 

 

 

 

Fuel not available in fuel tank (tank empy)?

Fill with correct type of fuel.

 

 

 

 

Fuel filter clogged?

Replace fuel filter.

No fuel present at the carburetor.

 

 

Fuel tank cap breather hole clogged?

Clean or replace fuel tank cap.

 

 

 

 

 

Air in fuel line?

Bleed fuel line.

 

 

 

STOW CUTTER 1 SAW — OPERATION & PARTS MANUAL — REV. #6 (06/06/08) — PAGE 25

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Multiquip CD613H18 (Honda GX390 Gasoline Engine), CD605E16 (5 HP Electric Motor) Stow Cutter 1 SAW Troubleshooting Engine