Brother BAS-311E Service Manual page 7

3. Work clamp lifter mechanism .................................................................................. 29
4. Feed mechanism (X axis) .......................................................................................... 31
5. Feed mechanism (Y axis) .......................................................................................... 35
6. Upper shaft mechanism ............................................................................................ 39
7. Needle bar mechanism .............................................................................................. 40
8. Presser foot mechanism ............................................................................................ 41
9. Lower shaft mechanism (1) ....................................................................................... 43
10. Lower shaft (Rotary hook) (2) .................................................................................... 44
11. Thread trimmer mechanism ..................................................................................... 45
12. Feed guide mechanism (Home position adjustment: X ) ....................................... 46
13. Covers ......................................................................................................................... 49
Chapter 4. Adjustments ............................................................................. 51
1. Adjusting the needle bar height adjustment ........................................................... 51
2. Adjusting the needle bar lift amount ........................................................................ 51
3. Adjusting the needle clearance................................................................................. 52
4. Adjusting the driver needle guard ............................................................................ 52
5. Adjusting the shuttle race thread guide ................................................................... 52
6. Adjusting the two-step work clamp lift amount ...................................................... 53
7. Adjusting the movable knife ..................................................................................... 55
8. Adjusting the lowest point of the presser foot ........................................................ 58
9. Changing the presser foot lift ................................................................................... 59
10. Wiper adjustment....................................................................................................... 60
11. Adjusting the home position ..................................................................................... 61
12. Adjusting the tension of the timing belt .................................................................. 64
13. Adjusting backlashes ................................................................................................. 66
14. Adjusting the driving lever stopper position ........................................................... 67
15. Adjusting the thread trimmer driving lever position .............................................. 67
16. Work clamp lift components for manual operation (Solenoid type) ..................... 68
17. Adjusting the presser foot height ............................................................................. 68
18. Adjusting the needle up step position ..................................................................... 69
BAS-311E.311EL.326E.326EL