General Trouble Shooting Procedure - ELNA 8300 Service Manual

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Model 8300

GENERAL TROUBLE SHOOTING PROCEDURE

START
IS NEEDLE SET OK?
IS POWER SUPPLY OK?
BASIC CHECK
IS THREADING OK?
N.G.
O.K.
CORRECT IT
MECHANICAL
ELECTRICAL
CAN'T JUDGE
O.K.
ELECTRIC QUICK CHECK
N.G.
ADJUSTMENT
REPLACE PARTS
SEWING CHECK
ELECTRIC QUICK CHECK
END
2

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