Brother LH4-B800E Service Manual download pdf (Page 78)

LH4-B800E

3 - 23

3. ASSEMBLY

Provisionally install the thread guide w to the thread breakage perceiving shaft q with the plain washer e, plain

washer r and screw t, and then insert the thread breakage perceiving shaft q into the arm.

Provisionally install the thread breakage sensor assembly y with the two screws u.

Secure the cutter bar fixing plate i to the thread breakage perceiving shaft q with the set screw o.

Install the balancer !0 to the cutter bar fixing plate i with the screw !1.

Install the lever stopper !2 at the correct angle with the screw !3. Provisionally install the lever stopper !4 with the

screw !5.

3-13. Thread breakage detection mechanism

1 mm

1 2 ... 73 74 75 76 77 78 79 80 81 82 83 ... 167 168

No comments

Brother LH4-B800E Service Manual Page 78