Singer Sewing Machine, Instruction Manual

Page: 27 / 39

Remove the Hook to:
Clean the Race Free of Jams
In performing these operations,DO NOT FORCE ANY OF
THESE OPERATIONS. (see fi g. 9)
1 Turn the balance wheel by hand until the needle is at its
highest point.
2 Remove the bobbin and bobbin case
3 Turn clasp (A) outward
4 Turn clasp (B) outward
5 Remove the retaining ring (C) and hook (D) by grasping the
axle of the hook.
6 Carefully remove all accumulated lint and thread from the
retaining ring, hook, and race body.
7 Replace the hook (D) into the race body with the axle facing
out, forming a perfect circle with the driver.
fi g. 9
KEY NO. PART NO. PART NAME QTY.
1 E053 ARM SHAFT 1
2 B007 FEED CAM 2
3
B051 ARM SHAFT BUSHING 1
4 A012 THREAD TAKE–UP ASSEMBLY SET SCREW
ARM SHAFT BUSHING SET SCREW
TENSION RELEASE LEVER DRAG LINK
PIN SET SCREW
1
1
1
5 B048 THREAD TAKE–UP LEVER CAM 1
6 A029 THREAD TAKE–UP ASSEMBLY SET SCREW 1
7
E048–1 THREAD TAKE–UP LEVER CAM SET PIN 1
8 W028–4 CRANK ROD LEVER CAM FOLLOWER 1
9 W028–2 CRANK ROD LEVER CAM FOLLOWER
ADJUST NUT
1
10 W028–3 CRANK ROD LEVER CAM FOLLOWER LOCK SCREW 1
11 W028–1 CRANK ROD LEVER CAM FOLLOWER LOCK NUT 1
12
E020 THREAD TAKE–UP ASSEMBLY 1
13 E020–2 NEEDLE BAR CONNECTING ROD SET SCREW 1
14 B018 NEEDLE BAR CONNECTING ROD 1
15 A042 NEEDLE BAR CONNECTING STUD 1
16 A092 NEEDLE SET SCREW 1
17 A031 PRESSER REGULATING THUMB SCREW 1
18 W010 PRESSER REGULATING THUMB SET SCREW 1
19 A032 PRESSER BAR SPRING 1
20 B016 NEEDLE BAR SUPPORT 1
21 A021 NEEDLE BAR CONNECTING JOINT SET SCREW 1
22 W015 ZIGZAG CONNECTING ROD 1
23 B099 NEEDLE BAR CONNECTING JOINT PIN 1
24 W066 NEEDLE BAR 1
25 W067 NEEDLE THREAD GUIDE 1
26 W008 NEEDLE 1
27 A036 PRESSER FOOT SET SCREW 1
28 W012 INSIDE PRESSER FOOT 1
29 A035–1 PRESSER BAR 1
30 B028 PRESSER BAR LOWER BUSHING 1
31 W039 PRESSER BAR BRACKET 1
32 A046 PRESSER BAR ACTUATOR GUIDE SCREW 1
33 W043 TENSION RELEASE LEVER DRAG LINK 1
34 D020 TENSION RELEASE LEVER DRAG LINK SET PIN 1
35 W045 TENSION RELEASE LEVER 1
36 B046 TENSION RELEASE LEVER SET SCREW 1
37 W016 ZIGZAG CONNECTING ROD SET BASE 1
38 W065 PRESSER BAR ACTUATOR “CAM” 1
GROUP 2
14 27
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