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22
Troubleshooting Guide
Does the engine
crank?
Faulty recoil starter.
Fluid in the crankcase.
Internal damage.
Consult with an authorized
servicing dealer.
NO
Good
compression?
Loose spark plug.
Excess wear on
cylinder, piston, rings.
Tighten and re-test.
Consult with an authorized
servicing dealer.
NO
YES
Does the tank
contain fresh
fuel of the
proper grade?
Fuel contaminated
or stale.
Refill with clean fresh unleaded
gasoline with a pump octane of
87 or higher, mixed with 50:1
Shindaiwa Premium 2-cycle mixing
oil or an equivalent high quality
2-cycle mixing oil. Re-start.
NO
YES
Is fuel visible
and moving in
the return line
when priming?
Check for clogged fuel
filter and/or vent.
Clean as required.
Replace fuel filter;
Check for proper venting. Replace
vent as necessary. Re-start.
NO
Is there spark at
the spark plug
wire terminal?
The ignition switch
is OFF (“O”).
Shorted ignition.
Faulty ignition unit.
Move switch to
ON (“I”); re-start.
Consult with an authorized
servicing dealer.
NO
YES
YES
Check the
spark plug…
If the plug is wet, excess
fuel may be in the
cylinder.
The plug may be fouled
or improperly gapped.
The plug may be
damaged internally or
is the wrong size.
Crank the engine with the
plug removed and the ignition off,
replace the plug, and re-start.
Clean and re-gap the plug to
0.024 inch (0.6 mm). Re-start.
Replace the plug with a
Champion CJ8 or equivalent
spark plug of the correct heat
range. For electromagnetic
compliance (EMC) use a
NGK BMR6A resistor plug.
Adjust the spark plug electrode
gap to 0.24 inch (0.6 mm). Re-start.
YES
What To Check
Possible Cause
Remedy
ENGINE DOES NOT START
TROUBLE SHOOTING
Содержание HomePro 22DH series
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