Kenmore 385.15358 User Manual
Page 8
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SEWING
machíne
DIV. 20
MODEL 384. 15358
CONDITION
CAUSE
HOW TO FIX
REFERENCE
6. NOISY
OPERATION
1. BACKLASH BETWEEN
SHUTTLE HOOK GEAR AND
LOWER SHAFT GEAR IS TOO
GREAT.
SEE MECHANICAL
ADJUSTMENT "CLEARANCE
BETWEEN NEEDLE AND HOOK
(N0.2)”.
P.17
2. LOWER SHAFT GEAR IS
LOOSE.
ELIMINATE THE LOOSENESS.
3. INAPPROPRIATE BELT
TENSION.
4. UPPER SHAFT GEAR IS LOOSE.
SEE MECHANICAL
ADJUSTMENT “MOTOR BELT
TENSION”.
ELIMINATE THE LOOSENESS.
P.26
5. NOT ENOUGH OIL.
OIL ALL MOVING PARTS.
7. DEFORMATION
PATTERN
1. INAPPROPRIATE ZIGZAG
SYNCHRONIZATION.
SEE MECHANICAL
ADJUSTMENT“NEEDLE
SWING”.
P.14
2. INAPPROPRIATE
DISENGAGEMENT OF CAM
FOLLOWER.
SEE MECHANICAL
ADJUSTM
“DISENGAGEMENT OF CAM
FOLLOWER”.
P.24
3. UPPER THREAD TENSION
IS TOO STRONG.
ADJUST UPPER THREAD
TENSION CORRECTLY.
P.11