Troubleshooting Guide - Shindaiwa HT230 Owner's/Operator's Manual

Troubleshooting Guide

What to Check
Does the engine crank?
Good compression?
Does the tank contain fresh fuel
of the proper grade?
Is fuel visible and moving in the
return line when priming?
Is there spark at the spark plug
wire terminal?
Check the spark plug.
WARNING!
Do not attempt to repair the
machine unless you are quali-
fied to do so.
16
Possible Cause
Faulty recoil starter.
NO
Fluid in the crankcase.
Internal damage.
NO Loose spark plug.
Excess wear on cylinder, piston, rings.
NO
Fuel is old or contaminated.
NO
Clogged fuel filter and/or vent.
Carburetor primer failure.
NO The ignition switch is in OFF ("O").
Faulty ignition ground.
Faulty transistor unit.
NO
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.
Remedy
Consult with an authorized Shindaiwa
dealer.
Tighten and re-test.
Consult with an authorized Shindaiwa
dealer.
Refill with clean fresh unleaded gasoline
with a pump octane of 87 or higher, mixed
with a Premium 2-cycle Engine Oil at a
50:1 gasoline/oil ratio. Re-start.
Clean or replace filter/vent as required.
Re-start.
Consult with an authorized Shindaiwa
dealer.
Move switch to ON ("I") and re-start.
Consult with an authorized Shindaiwa
dealer.
Crank the engine with the plug removed
and the ignition switch off. Replace the
plug, and re-start.
Clean and re-gap the plug to 0.024 inch
(0.6mm). Re-start.
Replace the plug with a NGK BMR6A.
Re-start.