Brother LH4-B800E Service Manual download pdf (Page 27)

LH4-B800E

2 - 2

2. DISASSEMBLY

2-2. Lower thread trimmer assembly

Remove the screw q, and then remove the feed presser plate w.

Remove the bolt e and the washer r, and then remove the length feed plate t from the feed arm support y.

Remove the shoulder screw 4.37 u.

Remove the four screws i, and then remove the base plate o.

Remove the pan screw !0, and then remove the needle plate !1.

Remove the two screws !2, and then remove the fixed knife set !3 from the knife driving lever !4.

Remove the shoulder screw !5 and the screw !6, and then remove the lower thread presser !7 from the base plate o.

Remove the shoulder screw !8, plain washer !9 and spring washer @0, and then remove the lower thread clamp plate

assembly @1 from the base plate o.

Remove the shoulder screw @2, collar @3, washer U @4 and washer D @5, and then remove the knife driving lever !4

from the base plate o.

Remove the two screws @6, and then remove the lower thread retainer @7 from the lever assembly @8.

Remove the collar @9 and the screw #0, and then remove the lever assembly @8 from the base plate o.

Remove the screw #1.

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Brother LH4-B800E Service Manual Page 27