Z Zigzag Lever Assy. Attachment - Baby Lock BLMY Service Manual

Modules
10

Z zigzag lever assy. attachment

1. Attach the cap 2 to the Z zigzag lever assy 1.
2. Apply a small amount of MOLYKOTE EM30L to the 2 Z zigzag lever
assy 1 pins.
3. Attach the Z zigzag lever assy 1 to the upper unit holder, and the attach
retaining ring E3.
*Key point
• The end 3 of the Z zigzag lever 1 is the left side of the Z
zigzag cam 4.
Apply MOLYKOTE EM30L to the two pins on the
Z zigzag lever
11
Thread take-up counter weight attachment
1. Attach the retaining ring E6 to the unit shaft 1.
2. Attach the thrust washer 2, unit shaft 1, thrust washer 2 to the shaft
bushing assembly 3.
3. Attach the thread take-up counter weight 4 using the 2 screws 1.
*Key point
• Align the screw hole 5 in the thread take-up counter weight 4
and the unit shaft D cut surface 6.
4. Lubricate part 7 of the shaft bushing assembly 3 with one to two drops
of OILER B ASSY.
Lubricate the unit shaft with OILER B ASSY.
Lubricate the inside of the shaft bushing with
OILER B ASSY
1
3 - 46
Needle-presser module
Set Screw, Socket (FT)
M5X5
1.37 – 1.77 N·m
Small amount
XC8385***
1 – 2 drops
XZ0206***
1 – 2 drops
XZ0206***
Torque
3 4
2 1
Retaining ring E3
1
Retaining ring E6
5 2 6 3
4 1 x 2
2
7