15
BES-963BC • BES-1263BC
Chapter 7
Maintenance
1. Cleaning
...............................................................................................
138
1-1 Cleaning and Lubrication of Rotary Hook
.................................................
138
1-2 Cleaning of Needle Plate
..........................................................................
139
1-3 Cleaning of Lower Shaft Module Fan
........................................................
139
2. Oiling
....................................................................................................
140
2-1 Head
.........................................................................................................
140
3. Greasing
...............................................................................................
142
3-1
Head
....................................................................................................
142
3-2
Feed Guide Section
.............................................................................
146
Chapter 8
Adjustment
1. Adjusting Needle Bar Height
..............................................................
148
2. Replacing (Attaching) Rotary Hook
...................................................
152
3. Adjustment of Clearance Between Needle and Rotary Hook
..........
153
4. Adjustment of Timing Between Needle and Rotary Hook
...............
154
5. Adjustment of Presser Foot Height
...................................................
155
6. Adjustment of Thread Trimmer
..........................................................
156
6-1 Attaching the Fixed Knife
..........................................................................
156
6-2 Checking the Movable Knife Position
.......................................................
156
7. Thread Wiper Adjustment
...................................................................
158
8. Adjusting the Belt Tension
.................................................................
159
Chapter 9
Error code list
Chapter 10
Troubleshooting
Mechanical Section
.................................................................................
168
Electrical Section
....................................................................................
170
Connection and Installation of Optional Equipment
Attaching Bobbin Winder
.......................................................................
180