Shindaiwa EB221S Operator's Manual page 27

Diagnosis
Poor acceleration.
Engine stops abruptly.
Engine difficult to shut off.
Excessive vibration.
Engine overspeeding.
Checking and maintenance requires specialist knowledge. If you are unable to check and maintain the product or deal with a
fault yourself, consult your shindaiwa dealer. Do not attempt to dismantle the product.
Consult your shindaiwa dealer in the event of a problem that is not covered in the table above, or other such concerns.
For spare parts and consumables, please use only genuine parts and designated products and components. Using parts from
other manufacturers or non-designated components may result in a malfunction.
NOTE
Soft Start (See page 2)
When starter grip cannot be pulled lightly, the trouble is diagnosed as failure of engine inside.
Please consult your dealer.
If disassembled inadvertently, it can cause injury.
Maintenance and care
Additional problems
Cause
Clogged air filter.
Clogged fuel filter.
Lean fuel/air mixture.
Idle speed set too low.
Fuel tank empty.
Clogged fuel filter.
Water in the fuel.
Shorted spark plug or loose
terminal.
Ignition failure.
Piston seizure.
Ground (stop) wire is discon-
nected, or switch is defective.
Overheating due to incorrect
spark plug.
Overheated engine.
Debris build-up in fan.
Loose or damaged fan.
Loose or damaged engine
mounts.
Blower intake or discharge
ports or blower pipe or nozzle
are clogged with debris.
Fan blades are missing or
damaged.
25
Solution
Clean the air filter.
Replace the fuel filter.
Consult your shindaiwa dealer.
Adjust 3000 r/min.
Refuel.
Replace fuel filter.
Drain; replace with clean fuel.
Clean or replace spark plug, tight-
en the terminal.
Consult your shindaiwa dealer.
Consult your shindaiwa dealer.
Test and replace as required.
Idle engine until cool. Clean and
regap the plug to 0.6 - 0.7 mm.
Correct plug: NGK BPMR7A or
equivalent resistor type spark plug
of the correct range.
Idle engine until cool.
Clean debris from fan as required.
Consult your shindaiwa dealer.
Tighten or replace engine mounts
as required.
Inspect and remove debris.
Consult your shindaiwa dealer.