Robin America EH25-2 Specifikace stáhnout pdf (Strana 59)

10-5

ENGINE KNOCKS

(1)

Poor

quality gasoline.

(2)

Engine operating under heavy load

at

low speed.

(4)

Spark timing incorrect.

(5)

Loose connecting rod bearing due

to

wear.

(6)

Loose piston pin due

to

wear.

(7)

Cuases

of

engine overheat.

B

(3)

Carbon

or

lead deposits

in

the cylinder head.

10-6

ENGINE

BACKFIRES

THROUGH

CARBURETOR

(1)

Water

or

dirt

in

gasoline,

or

low-grade gasoline.

(2)

Intake valve stuck.

(3)

Valves overheated,

or

hot carbon particles

in

the combustion chamber.

(4)

Engine cold.

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