Kenmore 16677 Service Manual - Page 25

To Adjust, Clearance, Between, Needle, And The, Upper, Looper

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TO ADJUST THE CLEARANCE BETWEEN THE NEEDLE AND THE UPPER LOOPER CORRECT SETTING: WHEN THE UPPER LOOPER MEETS WITH NEEDLE, THE CLEARANCE SHOULD BE: 0TO +0.1 MM ATTHE NEEDLE ON THE LEFT. -0.05 TO +0.05 MM ATTHE NEEDLE ON THE RIGHT. TO ADJUST: 1. TURN THE HANDWHEEL TOWARD YOU WITH YOUR HAND TO BRING THE NEEDLE JUST BEHIND THE UPPER LOOPER IN DOWNWARD TRAVEL. 2. LOOSEN THE SETSCREW, AND ADJUST THE CLEARANCE BETWEEN THE BOTH NEEDLES AND UPPER LOOPER. 3. TIGHTEN THE SETSCREW. 4. CHECK THE CLEARANCE BETWEEN LOOPERS. CLEARANCE NEEDLE I I_UPPER LOOPER (FIG. 1) UPPER LOOPER SETSCREW UPPER LOOPER DRIVING SHAFT (FIG. 2) 23

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TO ADJUST
THE
CLEARANCE
BETWEEN
THE
NEEDLE
AND THE
UPPER
LOOPER
CORRECT
SETTING:
WHEN
THE
UPPER LOOPER MEETS WITH NEEDLE, THE CLEARANCE SHOULD BE:
0TO +0.1 MM ATTHE NEEDLE ON THE LEFT.
-0.05 TO +0.05 MM ATTHE
NEEDLE ON THE RIGHT.
TO ADJUST:
1. TURN THE HANDWHEEL TOWARD YOU WITH YOUR HAND TO BRING THE NEEDLE JUST BEHIND
THE UPPER LOOPER IN DOWNWARD TRAVEL.
2. LOOSEN THE SETSCREW, AND ADJUST THE CLEARANCE BETWEEN THE BOTH NEEDLES AND
UPPER LOOPER.
3. TIGHTEN THE SETSCREW.
4. CHECK THE CLEARANCE BETWEEN
LOOPERS.
NEEDLE
I
CLEARANCE
I_UPPER
(FIG. 1)
LOOPER
UPPER LOOPER
SETSCREW
UPPER
LOOPER
DRIVING SHAFT
(FIG. 2)
23