Brother BAS-761 Service Manual download pdf (Page 9)

1. MECHANICAL DESCRIPTIONS

BAS-7610

1-01

1. MECHANICAL DESCRIPTIONS

Operate in the order of the numbers in the illustration.

The “A”, “B” and other alphabets with the numbers indicate different sequences of operation which can occur at the same

time.

1-1. Upper shaft and needle bar mechanism

1-2. Lower shaft and rotary hook mechanism

1.Motor

2.Upper shaft

3.Thread take-up crank

4.Thread take-up

5.Needle bar crank

6.Thread take-up crank rod

7.Needle bar clamp

8.Needle bar

1557S

1.Motor

2.Upper shaft

3.Timing pulley

4.Timing belt

5.Timing pulley

6.Lower shaft

7.Spiral gear

8.Pinion

9.Rotary hook shaft

10.Rotary hook

1558S

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 178 179

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Brother BAS-761 Service Manual Page 9