Symbol-technologies T350 User Manual download pdf (Page 20)

20

Low Power Output

Troubleshooting Guide (Continued)

Is the engine

overheating?

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.

Cut at a 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.

What To Check Possible Cause Remedy

Engine is rough

at all speeds.

May also have

black smoke

and/or unburned

fuel at the

exhaust.

Clogged air cleaner

element.

Loose or damaged

spark plug.

Air leakage or clogged

fuel line.

Water in the fuel.

Piston seizure.

Faulty carburetor and/

or diaphragm.

Clean or replace the air filter.

Tighten or replace the plug with

a NGK BMR6A. Re-start.

Repair or replace fuel

filter and/or fuel line.

Refill with fresh fuel/oil

mixture.

Consult with an authorized

servicing dealer.

Consult with an authorized

servicing dealer.

Engine is

knocking.

Overheating condition.

Improper fuel.

Carbon deposits in the

combustion chamber.

See above.

Check fuel octane rating;

check for presence of

alcohol in the fuel. Refuel as

necessary.

Consult with an authorized

servicing dealer.

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