Be Aware Of The Working Environment - Shindaiwa 22DH DOUBLE-SIDED Owner's Manual

Troubleshooting Guide
ENGINE DOES NOT START
What To Check Possible Cause
Faulty recoil starter.
Does the engine NO
Fluid in the crankcase.
crank?
Internal damage.
YES
Loose spark plug.
Good
NO
Excess wear on
compression?
cylinder, piston, rings.
YES
Fuel contaminated
Does the tank
NO
or stale.
contain fresh
fuel of the
proper grade?
YES
Check for clogged fuel
Is fuel visible
NO
filter and/or vent.
and moving in
Clean as required.
the return line
when priming?
YES
The ignition switch
Is there spark at
NO
is OFF ("O").
the spark plug
Shorted ignition.
wire terminal?
Faulty ignition unit.
YES
If the plug is wet, excess
Check the
fuel may be in the
spark plug...
cylinder.
The plug may be fouled
or improperly gapped.
The plug may be
damaged internally or
is the wrong size.
22
Remedy
Consult with an authorized
servicing dealer.
Tighten and re-test.
Consult with an authorized
servicing dealer.
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.
Replace fuel filter;
Check for proper venting. Replace
vent as necessary. Re-start.
Move switch to
ON ("I"); re-start.
Consult with an authorized
servicing dealer.
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.

Be Aware of the Working Environment

Avoid long-term
operation in very hot or
very cold weather.
22DH02
Never cut metal objects
Always keep proper footing and do not overreach.
Maintain your balance at all times during operation.
Figure 3
Avoid cutting large or
extremely woody branches.
Doing so can shorten
cutter life, and damage the
gearcase.
Inspect the cutting site thoroughly prior to
operation. Remove objects that could get
entangled by the cutter blade. Note the
locations of fence posts and other fixed
objects and avoid cutting them.
Make sure handgrips are free of foreign
substances such as lubricant and pitch.
Never operate this
unit if any safety
guards are missing or
damaged.
Do not allow cutters to contact
buildings or other hard objects
during operation. If a cutter should
bind fast in a cut, stop the engine
immediately. Remove the cause of
the bind before proceeding.
or wire with the blade.
Before moving to
another job site, stop
the engine and install
the blade cover.
7