Brother RH-9820 Service Manual download pdf (Page 114)

6. ASSEMBLY

RH-9820

105

1) Apply adhesive (Threebond 1373B) to the four

ball bearings (1).

2) Insert the four ball bearings (1) into the holes in

the bed so that the layout of the balls (a) is in

an "X" pattern on the base of the bed as shown

in the illustration.

3) While pushing the four ball bearing stoppers (2)

onto the base of the bed, tighten the four

screws (3).

* At this time, insert the projections (b) of the

four ball bearing stoppers (2) into the

grooves (c) and check that the ball bearing

stoppers (2) are flush with the bed surface.

Install the two gears (6) to X feed shaft holder N

(9) so that the gear (6) with the shorter distance

between the thread hole and the edge is on the

right.

* While pushing the two gears (6) in the

direction of the arrow

at this time,

tighten the four socket bolts (7).

1004B

1005B

(Viewed from directly to

the left)

(Viewed from the side)

1108B

Base of

bed

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Brother RH-9820 Service Manual Page 114