Brother NV4000D Service Manual page 232

Module
7
ATTHD INIT PCB assembly attachment
1. Attach the ATTHD INIT PCB assembly 1 to the unit assembly 2 with
the screw 1.
*Key point
• Engage the positioning tab on the unit assembly with the
positioning slot on the ATTHD INIT PCB assembly, and then
shift them downward. Temporarily tighten the screw 1.
NOTE
• Check that the shutter of the rack assembly is almost centered
relative to the sensor of the ATTHD INIT PCB assembly.
Start movie clip (CD-ROM version only)
1
8
Pile B attachment
1. Wipe the pile B attachment surface of thread guide cover B 1with a cloth
dampened with alcohol.
2. Attach Pile B 2 to thread guide cover B 1.
*Key point
• Attach Pile B approximately 10 mm from the top face of thread
guide cover B and 1 mm from the side face.
9
Thread guide cover B assembly attachment
1. Attach the thread guide cover B assembly 1 to the thread guide base R
assembly with the 2 screws 1.
*Key point
• Engage the calking shaft of the thread guide base R assembly
with the round hole on thread guide cover B.
1
3 - 100
Needle thread module
Screw, Pan (S/P washer)
M3X5
Color; Silver
Screw, Bind
M3X4
Color; Silver
Torque
Hand tighten
Torque
·
0.78 – 1.18 N m
1 2
1
1 2
1 1