Chicago Electric 67560 Spécifications télécharger pdf (Page 18)

Page 18For technical questions, please call 1-800-444-3353.SKU 67560

Engine Troubleshooting

Problem: Low power output. Engine bogs down or stops under load. Excess exhaust or

unburned fuel in exhaust. See chart below:

Engine System Possible Cause Possible Solution

Ignition System

Incorrect Ignition Timing Adjust Engine Advance Angle

Fuel Supply System

Air in fuel line or fuel line clogged.1.

Main Jet not adjusted properly.2.

Metering Jet or Main Jet clogged3.

Fuel Cock clogged4.

Carbon Fouling in Combustion 5.

Chamber

Clogged Air Filter6.

Intake Manifold leaking.7.

Purge air or clear obstruction.1.

Readjust Main Jet.2.

Clean and Readjust.3.

Clean as needed.4.

Clean out Combustion Chamber. 5.

Clean or replace Air Filter.6.

Repair or replace as needed.7.

Poor Compression

Worn Piston, Piston Ring or 1.

Cylinder Wall.

Leaking Cylinder Head Gasket. 2.

Worn Valves, Valve Seats, Stems 3.

or Valve Guides.

Check compression and wear 1.

tolerances, repair or replace as

needed.

Check compression, replace as 2.

needed.

Check wear tolerances, repair or 3.

replace as needed.

Problem: Engine does not start or does not run smoothly. See chart below:

Symptom Possible Cause Possible Solution

Engine is Pinging

Excess wear of:1.

Piston, Cylinder Wall or Rings.•

Piston Pin or Piston Pin Hole. •

Connecting Rod Wrist Pin.•

Crankshaft Roller Bearing.•

Check wear, replace as needed.1.

Abnormal Com-

bustion or engine

running hot or

excess smoking.

Combustion chamber carbon 1.

fouling.

Dirty or old gasoline or oil in gas.2.

Clean out Combustion chamber and 1.

spark plug.

Drain gas, clean out fuel lter and 2.

replace with fresh gas, minimum 91

octane premium unleaded gasoline.

Engine does not

start.

Engine Switch in OFF position.1.

Water in Carburetor Bowl. 2.

Spark Plug gap not correct. 3.

Incorrect Ignition Timing.4.

Damaged coil or ignition wires.5.

Low Oil level.6.

Move Switch to ON position.1.

Drain carburetor Bowl, clean Fuel 2.

Filter.

Clean and re-gap plug at 0.024 - 3.

0.031”. Replace plug if needed.

Check timing and adjust.4.

Check for damaged wires, test output.5.

Check oil level, top off as needed.6.

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Chicago Electric 67560 Spécifications Page 18

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