Mechanical Adjustment; Top Tension - Kenmore 385.16221300 Service Manual

MECHANICAL ADJUSTMENT
TOP TENSION
TO CHECK:
1. SET THE TENSION DIAL AT "4", AND RAISE THE PRESSER FOOT.
2. PASS THE THREAD (A) BETWEEN THE DISCS, AND DRAW THE THREAD (A) DOWN
AROUND THE CHECK SPRING HOLDER AS IN FIG. 1.
3. LOWER THE PRESSER FOOT, AND BRING THE THREAD (A) UP.
4. THE TOP TENSION SHOULD BE BETWEEN 75 AND 90g WHEN PULLING THE THREAD
(A) UP IN THE DIRECTION OF (B).
* USE POLYESTER SEWING THREAD #50 (WHITE).
* IF IT IS NOT WITHIN THE ABOVE LIMITS, ADJUST AS FOLLOWS.
ADJUSTMENT PROCEDURE:
1. REMOVE THE FRONT COVER UNIT (SEE P.9).
2. PULL THE SPRING (C) AWAY FROM THE LEAD SCREW (D).
3. IF THE TOP TENSION IS TOO LOOSE, TURN THE LEAD SCREW (D) IN THE DIRECTION
OF (E).
IF THE TOP TENSION IS TOO TIGHT, TURN THE LEAD SCREW (D) IN THE DIRECTION
OF (F).
(c)
(O)
TOP TENSION CONTROL
SET'AT "4"
TOT' %')Cl
TOLOOS N I L
(o)
PULL THIS WAY
(B)
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