Upper Looper Position - Kenmore 365.1664194 Information Manual

UPPER LOOPER POSITION
UPPER & LOUER LOOPERS TIMING
CORRECT SETTING
WREN THE UPPER LOOPER IS AT THE LEFTNOST POSITION, THE DISTANCE
BETWEEN THE CENTER OF NEEDLE ON THE RIGIIT AND THE CENTER OF LOOPER
EYE SHOULD BE 4.8 TO 5.2 _ (3/16 TO 13/64 ").
TO ADJUST
i. REMOVE THE HACHINE BASE. (REFEE TO PAGE 15.)
2. RAKE SURE THAT THE HARKING-OFF LINE ON THE UPPER LOOPER DRIVE
CAM IS
IN LINE WIT: THE ONE ON THE HAIN
£UAFT.
(REFER TO PAGE
30.)
3. REHOV_ THE LOOPER COVER UNIT. (REFER TO PAGE 17.)
4. LOOSEN THE HEXAGON BOLT (A), AND ADJUST THE DISTANCE BETWEEN
UPPER LOOPER SHAFT GUIDE (B) AND BOTTOM OF UPPER LOOPER (C).
THE DISTANCE SHOULD BE 1.6 TO 1.8 [L'd(I/16 TO 9/128 ") NIIEN
THE UPPER LOOPER (C) IS AT THE LOWEST POSITION.
5. TIGHTEN THE HEXAGON BOLT (A). BE CAREFUL NOT TO TIGHTEN TOO
HUCH t OTHERWISE THE UPPER LOOPER DRIVE ARId (D) IIILL BE CRACKED.
6. TURN THE HAND NIIEEL AND BRING THE UPPER LOOPER (E) TO THE
LEFII4OST POSITION.
7. LOOSEN THE SET SCREW (F)p AND A:)JUST THE DISTANCE BETWEEN T|_
CENTER OF NEEDLE AND CENTER OF UPPER LOOPER EYE.
8. TIGHTEN THE SET SCREW (F).
9. CHECK THE UPPER AND LOWER LOOPERS TINING (REFER TO PAGE 30.)
AND CLEARANCE BETWEEN UPPER AND LOWER LOOPERS (REFER TO PAGE 31.)
C
1.6 TO
1.8 tim
B
(1116 ?0
91128")
UPPER LOOPER
SHAFT
D
A
E
"D
F
= 4.8 TO 5.2 P_/
(3/16 TO 13164")
I
PART "@*' "_O DE USED
CORRECT SETTING
[.flIEN L OWER LOOPER (A) MOVES TO THE RIGHT, THE TIP OF UPPER LOOPER (B)
MEETS IHE LOWER LOOPER (A) IILTHIN I_ (5/128") FROH THE LEFT OF LOWER
LOOPER EYE AS SHOWN IN FIG. a .
TO ADJUST
1. BEFORE PROCEEDING THIS ADJUSTHENT, CHECK THE LOWER LOOPER
POSITION (REFER TO PAGE 25.), LONER LOOPER TIMING (REFER TO
PAGE 28.) AND THE POSITION OF UPPER LOOPER (REFER TO PAGE 29.)
2. REHOVE THE F_CRINE BASE, NEEDLE PLATE AND PRESSLR FOOT.
3. LOOSEN THE T_O SET SCREWS (C), AND ADJUST THE TIMING BY TURNING
THE UPPER LOOPER DRIVE C_H (D) TO THE DIRECTION OF :
4.
5.
6.
[] IF THE TIMING OF UPPER LOOPER IS ADVANCED AS SHOWN IN
FIG. b
.
[] IF THE TIMING OF UPPER LOOPER IS DELAYED AS SUOWN IN
FIG. c .
THE ALLOWANCE IS I ['_ (5/128 ") FROM THE LEFT EDGE OF LONER
I_OPER EYE AS SHOWN IN FIG. a .
TIGHTEN THE TNO SET SCREWS (C).
CHECK THE CLEARANCE BETWEEN THE LOOPERS. (REFER TO PAGE 31.)
ATTACH THE _HINE BASE, NEEDLE PLATE AND PRESSER FOOT.
NOTE: ADJUSTMENT WOULD BE EASIER IF THE HARKING-OFF LINE ON THE UPPER
LOOPER DRIVE CAM (D) IS SET IN LINE WITH THE HARKING-OFF LINE OF
THE DRIVE SHAFT (E).
NOTE: THE UPPER LOOPER DRIVE CAN (D) HUST NOT BE HOVED TO LEFT OR RIGHT.
A
B
D D
E :._ F HARKING-OFF
LINE
HARKING-OFF
LINE
I #
VIEW FROM F