JUKI HZL-35Z User manual

SEWING MACHINE

HZL-35Z

SERVICE MANUAL

SECTION

PAGE

(1)

(3)

(4)

(2)

(5)

(6)

[ 1 ] DISASSEMBLING OF OUTER PARTS

1. Face cover

Disassembling

1. Remove screw (1) and take out face cover (2).

Re-assembling

1. Insert juts (5), (6) of face cover (2) into holes (3), (4) of arm.

2. Fix screw (1) fitting face cover profile to arm profile.

SECTION

PAGE

(1)

(2)

2. Spool Pin Stand

Disassembling

1. Remove screw (1) and take out spool pin stand (2).

* Re-assembling should be done in the reverse way.

SECTION

PAGE

(1)

(2)

3. Terminal Cover

Disassembling

1. Remove each screw (1) and take out terminal cover (2).

* Note that cord is connected inside of the cover.

* Re-assembling should be done in the reverse way.

* While re-assembling, any cord and timing belt should not be connected each

other.

SECTION

PAGE

(1)

(2)

4. Base Cover

1. Lay machine on its back.

2. Remove 4 screws (1) and take out base cover (2).

* Re-assembling should be done in the reverse way.

SECTION

PAGE

(3)(2) (1)

5. Bottom Cover

1. Lay machine on its back.

2. Remove screw (1) and take out base cover (2).

* Re-assembling should be done in the reverse way.

Feed dog control (3) should be set at up position ( ) before

re-assembling.

SECTION

PAGE

(1)

(6)

(2)

B(6)

6. Bed Cover

* Re-assembling should be done in the reverse way.

1. Remove presser foot and needle plate.

2. Turn hand wheel toward you until needle comes to its highest point.

3. Lay machine on its back.

4. Remove bottom cover from free arm. (See page 5)

5. Remove 2 screws (1) and 2 washers (2).

6. After lifting up bed cover (6) toward direction A, take it out toward direction B.

NOTE: Lift presser foot lever to its highest position for easy removal.

SECTION

PAGE

(7)

(8)

(9)

(5)

(1)

(6)

7. Front Cover

1. Remove face cover and base cover (see page 1 and 5).

2. Remove stitch length dial (1).

3. Loosen screws (5 and 6) and remove screws (7 and 8).

4. Remove front cover (9) from face cover side, as stitch length dial shaft is

sticking out.

SECTION

PAGE

(1)

(5)

(1)

(2)

(3)

(4)

8. Back Cover

* Re-assembling should be done in the reverse way.

1. Remove face cover, spool pin stand and base cover. (See page 1, 2, 5)

2. Remove 7 plus screws (1) and minus screws (2).

3. Remove screw (3) and turn presser foot lever (4) toward face cover.

4. Remove back cover (5).

SECTION

PAGE

Adjustment

Without

removal

of parts

With removal of outer parts

Front

cover

Back

cover

Face

cover

Spool

stand

cover

Needle

plate

Bottom

cover

Base

cover

Te r m i n a l

cover

2 - 1 L-Positioner {

2 - 2 Needle Position at Straight

Stitchi ng {

2 - 3 Needle Position at Zigzag

Stitchi ng {

2 - 4 Maximum Zigzag Width {

2 - 5 Needle Side Motion {

2 - 6 Clearance between Zigzag

Cam and Cam Follower {

2 - 7 Feed Dog Height {

2 - 8 Space Between Feed dog

and Hole of Needle Plate {{

2 - 9 Feed Dog Timing Vertical

Movement {

2 - 9 Feed Dog Timing Lateral

Movement {

2 - 10

2 - 11

2 - 12 Buttonhole Sewing - '0'

Feeding (B) {

2 - 13 Balance of Stitch Length-

Stretch Stitching {

2 - 14 Presser Fot Height {

2 - 15 Needle Height {

2 - 16 Needle Clearance to Shuttle {{

2 - 17 Needle Timing to Shuttle {{

2 - 18 Adjustment of Stitch Selector {

2 - 19 Belt Tension {

2 - 20 Hooking Fork Position of

Needle Threader {

2 - 21 Bobbin Winder {

2 - 22 Buttonhole Changer {

2 - 23 Rubber Foot Height {

2 - 0

[ 2 ] ADJUSTMENTS

* Adjustment can be made with or without removal of outer parts.

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