Thread Sensor Pcb Assembly And Head Pcb Assembly Attachment - Brother PR600 Service Manual

Main unit
10

Thread sensor PCB assembly and head PCB assembly attachment

1. Connect the FFC (SML2CD-H) 2 to the thread sensor assembly 1. (6
locations)
*Key point
• Connect the FFC (SML2CD-H) so that the blue surface is
facing the thicker portion of the thread sensor assembly's
connector.
2. Attach the thread sensor assembly and the 2 rubber washers to the thread
quantity sensor cover 3, and then attach the 2 retaining rings CS2. (6 sets)
3. Attach the thread tension bracket assembly 4, thread quantity sensor
cover assembly 5, and head grounding wire assembly 6 to the tension
base assembly with the 2 screws 1. (6 locations)
*Key point
• ighten the head grounding wire assembly together with the
thread tension bracket assembly. (6 locations)
4. Attach the head PCB assembly 7 to the tension base assembly with the 4
screws 2, and then connect the 6 FFCs (SML2CD-H) to the head PCB
assembly.
*Key point
• Connect the FFC (SML2CD-H) so that the blue surface is
facing the thicker side of the head PCB assembly's connector.
Start movie clip (CD-ROM version only)
1
2
Thread tension unit
Taptite, Bind B
0.39 – 0.78 N-m
M3X8
Color; Gold
Taptite, Bind B
0.39 – 0.78 N-m
M3X6
Color; Gold
1
Torque
Torque
4 5
1 2
3
Retaining rings CS2
2
6 7
3 - 19