Brother DH4-B980 instruction manual Contents

Page 6

CONTENTS

1. NAMES OF EACH PART

1

2. SPECIFICATIONS

2

2-1. Specifications

2

3. INSTALLATION

3

3-1.

Table processing diagram

3

3-2.

Installing the motor

4

3-3. Installing the machine head

4

3-4. Installing the oil container

5

3-5. Installing the spool stand

6

3-6.

Tightening the V-belt

6

3-7. Installing the control box

7

3-8. Installing the air unit and the valve assembly

7

3-9. Connecting the ground wires and the wirings

8

3-10.Connecting the air tubes

9

3-11.Installing the air hoses

10

3-12.Connecting the power cord

11

4. LUBRICATION

12

4-1.

Adding oil

12

4-2.

Lubrication

12

5. CORRECT USE

14

5-1.

Initializing settings

14

5-2. Changing the lower thread and gimp trimming

14

5-3. Checking the direction of machine operation

15

5-4.

Installing the needle

16

5-5. Threading the upper thread

16

5-6. Threading the lower thread

17

5-7.

Threading the gimp

18

5-8.

Setting the material

18

6. USING THE OPERATION PANEL

 

AND FRONT PANEL

19

6-1. Panel button and switch names

19

6-2. Selecting a program number

20

6-3.

Changing the mode

20

6-4. Changing the cutting timing

20

6-5.

Setting a program

21

A. Setting the sewing speed

22

B. Setting the shape of the eyelet

22

C. Setting the buttonhole length

22

D. Setting the tacking length

23

E. Setting the offset

23

F. Setting the stitch pitch

23

G. Setting the number of eyelet stitches

24

H. Setting the cutting space

24

I. Setting the knife position compensation

24

P1. Setting X correction

25

P2. Setting Y correction

25

P3. Setting θ 1 correction

25

P4. Settingθ 2 correction

26

6-6.

Using the memory switch

27

6-7.

List of error codes

29

7. SEWING

30

7-1. Using the EMERGENCY STOP switch

30

7-2.

Sewing

31

7-3. Adjusting the thread tension

32

7-4. Needle and knife position

33

7-5. Using the production counter

35

7-6. Using a cycle program

36

7-7. Setting the feed bracket to the front position

37

7-8. Switching between single-pedal and dual-pedal

 

 

operation (Switching the foot controller)

37

7-9.

Using feed mode

38

7-10.Using manual mode

39

7-11.Changing the cycle program counter

40

7-12.Setting the number of home position cycles

40

7-13.Returning to the home position

41

8. CLEANING AND MAINTENANCE

42

8-1.

Cleaning

42

8-2.

Draining the oil

42

8-3. Checking the air filter

42

9. STANDARD ADJUSTMENTS

43

9-1. Adjusting the height of the spreader and looper

43

9-2. Adjusting the needle and looper timing

44

9-3. Adjusting the loop stroke

45

9-4. Adjusting the height of the needle bar

46

9-5. Adjusting the clearance between the

 

 

looper and needle

46

9-6. Adjusting the needle guard

47

9-7. Adjusting the spreader mounting positions

47

9-8. Adjusting the spreader timing

48

9-9. Adjusting the needle racking width

 

 

(stitch width)

48

9-10. Changing the knife cutting length

 

 

(Replacing the cutting block)

49

9-11. Adjusting the contact between the knife

 

 

and the cutting block

50

9-12.Replacing the knife

51

9-13.Adjusting the cutting pressure

51

9-14.Adjusting the cloth opening amount

52

9-15.Adjusting the trimming of the upper thread

53

9-16. Adjusting the trimming of the lower thread

 

 

and gimp

53

9-17.Adjusting the gimp length after trimming (-02) ...

54

9-18.Lower thread presser (-02)

55

9-19.Sub presser (-02)

55

10.SUMMARY OF DIP SWITCHES

56

10-1. Front panel DIP switches

56

10-2. Circuit board DIP switches

57

11. TROUBLESHOOTING

58

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Contents DH4-B980 RH-9800 Safety Instructions Safety indications and their meaningsInstallation Environmental requirementsCleaning Maintenance and inspectionSewing Needle bar guard Contents Names of Each Part Specifications SpecificationsInstallation Table processing diagramInstalling the motor Installing the machine headInstalling the oil container Raising the machine headLowering the machine head Installing the spool stand Tightening the V-beltInstalling the control box Installing the air unit and the valve assemblyConnecting the knife valve cables Connecting the ground wires and the wirings Connecting the air tubes To increase the air pressure Installing the air hosesAdjusting the air pressure To decrease the air pressureConnecting the power cord Lubrication LubricationAdding oil Filling the arm oil tank1116Q 0862Q 1117Q Initializing settings Correct USEChanging the lower thread and gimp trimming Checking the direction of machine operation Installing the needle Threading the upper threadFor upper thread trimming specifications For upper and lower thread trimming specifications -01,-02Threading the lower thread Setting the material Threading the gimpPanel button and switch names Operation panel part namesFront panel part name Changing the mode Selecting a program numberChanging the cutting timing Setting a program Setting the shape of the eyelet Setting the buttonhole lengthSetting the tacking length Setting the offsetSetting the cutting space Setting the knife position compensationP1. Setting X correction P2. Setting Y correctionP3. Setting θ 1 correction P4. Setting θ 2 correction Using the memory switch OFFOn Low speed List of error codes Manual mode or in automatic mode Using the Emergency Stop switchAutomatic mode Sewing1164Q 1165Q Stroke adjustment Adjusting the thread tensionTension adjustment Upper thread tensionNeedle and knife position Explanation of the cutting space functionRelationship between knife position and eyelet shape Knife position compensation function Displaying the production counter Using the production counterResetting the production counter Counting down to zero methodUsing a cycle program Programming procedureSetting the feed bracket to the front position Using feed mode Using manual mode Setting the number of home position cycles Changing the cycle program counterReturning to the home position Cleaning and Maintenance Draining the oilSpreader height Standard AdjustmentsAdjusting the height of the spreader and looper Looper heightAdjusting the needle and looper timing Adjusting the loop stroke Adjusting the height of the needle bar Adjusting the clearance between the looper and needleAdjusting the needle guard Adjusting the spreader mounting positionsAdjusting the spreader timing Adjusting the needle racking width stitch widthChanging in the cutting block operation time Filing the cutting surface of the cutting block Adjusting the cutting pressure Replacing the knifeAdjusting the cloth opening amount Measuring the opening amountAdjusting the trimming of the upper thread Adjusting the trimming of the lower thread and gimpAdjusting the gimp length after trimming Lower thread presser Sub presserSummary of DIP Switches Front panel DIP switchesCircuit board DIP switches Skipped stitches occur TroubleshootingProblem Cause Remedy Thread breaks Needle breaksRemedy Upper thread is not cut ProblemCleanly Lower thread is not cut15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. Phone

DH4-B980 specifications

The Brother DH4-B980 is an innovative and advanced sewing and embroidery machine designed for both professional use and home enthusiasts. Recognized for its robust performance and user-friendly features, the DH4-B980 stands out in the market.

One of the primary features of the Brother DH4-B980 is its impressive sewing speed, allowing users to achieve up to 1,000 stitches per minute. This heightened efficiency is complemented by a range of built-in stitches, offering over 150 different stitch options, including decorative, quilting, and utility stitches. This variety equips users with the creativity to tackle a broad spectrum of sewing projects, from simple alterations to intricate embroidery designs.

The Brother DH4-B980 also features advanced embroidery capabilities. With an expansive embroidery area of 10 x 6 inches, users can work on larger designs without the need for rehooping. Additionally, the machine comes with pre-installed embroidery designs and fonts, ensuring that users have a multitude of options right at their fingertips. The user-friendly LCD touchscreen display allows for easy navigation through features, adjustments, and design selections, making the embroidery process intuitive.

In terms of technology, the Brother DH4-B980 incorporates the advanced My Custom Stitch feature, enabling users to create personalized stitch patterns. This functionality sets the machine apart, as it allows for customization to fit specific project needs or personal styles. The machine is also equipped with automatic needle threading and a quick-set drop-in bobbin, adding to overall convenience and ease of use.

Another noteworthy aspect is the built-in sewing assistant, providing tips and settings based on the selected stitch type. This feature enhances the learning curve for beginners while catering to the needs of more experienced sewists. The machine’s high-quality LED lighting illuminates the workspace, ensuring clarity and precision in sewing, particularly in low-light conditions.

Durability is achieved through quality construction and materials, ensuring that the actual performance matches user expectations even after extensive use. The Brother DH4-B980 is also designed with versatility in mind, catering to quilters, fashion designers, and hobbyists alike.

In summary, the Brother DH4-B980 combines speed, versatility, and advanced technology in a single sewing and embroidery machine. Its user-friendly features and innovative capabilities make it an excellent choice for anyone looking to elevate their sewing experience.
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