Brother LH4-B800E Service Manual download pdf (Page 85)

LH4-B800E

3 - 30

3. ASSEMBLY

Pass the wick q through the collar w as shown in the illustration.

Place the collar w onto the bush e as far as the base of the hollow. Insert the spring r into the bush e, and then

insert the wick q as shown in the illustration.

Push the end of the felt t into the hole in the bush e and stop it from turning.

Install the felt support y to the bed with the two screws u.

Pass the wick q through the felt support y and tie a knot in it. Pass the wick i through the felt support y and then

tie a knot in it.

Insert the rubber presser o into the bed, and then secure it with the spring !0 and the screw !1.

As a guide to the rotary hook lubrication amount, fully tighten the screw !1, and then loosen it by about two turns.

To check and adjust the lubrication amount, refer to "4-22. Adjusting the rotary hook lubrication".

Rotary hook lubrication mechanism

Knot

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Brother LH4-B800E Service Manual Page 85