Shindaiwa T272X User Manual download pdf (Page 18)

18

Troubleshooting Guide (continued)

Operator is overworking the unit.

Carburetor mixture is too lean.

Improper fuel ratio.

Fan, fan cover, cylinder ﬁns dirty or

damaged

Carbon deposits on the piston or in the

mufﬂer.

Clogged air cleaner element.

Loose or damaged spark plug.

Air leakage or clogged fuel line.

Cut at slower rate.

Consult with an authorized servicing

dealer.

Reﬁll with clean fresh unleaded gasoline

with a pump octane of 87 or higher, mixed

with Premium 2-cycle mixing oil at a 50:1

gasoline/oil ratio.

Clean, repair or replace as necessary.

Consult with an authorized servicing dealer

Clean or replace the air ﬁlter

Tighten or replace the spark plug. Restart.

Check the Product Speciﬁcations page in

this manual for the correct spark plug for

this unit.

Repair or replace fuel ﬁlter and/or fuel

line.

Water in the fuel.

Piston seizure.

Faulty carburetor and/or diaphragm

Overheating condition.

Improper fuel.

Carbon deposits in the combustion

chamber.

Check fuel octane rating; check for

presence of alcohol in the fuel. Refuel as

necessary.

Consult with an authorized servicing

dealer.

Reﬁll with fresh fuel/oil mixture.

Consult with an authorized servicing

dealer.

Consult with an authorized servicing

dealer.

Is the engine overheating?

Engine is rough at all speeds.

May also have black smoke

and/or unburned fuel at the

exhaust.

Engine is knocking.

LOW POWER

What To Check Possible Cause Remedy

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