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Brother International ZE-856A Instruction Manual - English and Spanish - Page 227

Operation panel

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Problem 11. Broken needles 16. TROUBLESHOOTING 16. FEHLERSUCHE 16. RESOLUTION DES PROBLEMES 16. LOCALIZACION DE AVERIAS Possible cause • Is the material being pushed or pulled with excessive force during sewing? • Is the needle properly installed? If it is incorrect, install the needle correctly. • Is the needle bent, is the needle tip broken, or is the needle hole blocked? Replace the needle. • Is the needle and rotary hook timing incorrect? Adjust the height of the needle bar. Adjust the clearance between the needle and the rotary hook. Page - 46 - 151 153 Caution • It is extremely dangerous to leave any pieces of broken needle sticking in the material. If the needle breaks, search for all pieces until the whole of the needle is found again. • Furthermore, we recommend that through steps be taken to account for such needles to comply with product liability regulations. 0469M 12. Incorrect thread trimming • Is the fixed knife or movable knife damaged or worn? (upper and lower threads Replace the fixed knife or the movable knife. 138 are both not being • Is the thread trimming timing correct? trimmed). (856A) Adjust the rotating direction of the thread trimming cam. 165 13. Incorrect thread trimming • Is the neelde properly installed? (upper thread or lower If it is incorrect, install the needle correclty. 46 thread is not being • Is the fixed knife or movable knife blunt? trimmed). (856A) Replace the fixed knife or the movable knife. 138 • Do skipped stitches occur during sewing? Refer to "Skipped stitches during sewing". 205 14. The thread wiper does not • Is the length of thread trailing from the needle hole too long wipe the thread. after thread trimming? (856A-40 [ ] , 90 [ ] ) Adjust the upper thread feeding device. 161 15-2. Operation panel Problem 1. Operation panel keys do not operate. Possible cause • Is AA AA appearing in the LED display? If this display appears, key operation has been locked because of a DIP switch setting, so the keys cannot be operated. When DIP switch 2-8 is set to OFF, the lock is released. • Is the LOCK key indicator illuminated? If the indicator is illuminated, the key operation has been locked by the LOCK key, so key operation is not possible. Press the LOCK key for 2 seconds or more to cancel the lock. Page 173 124 ZE-855A,856A 208

Section	Page
English	1
SAFETY INSTRUCTIONS	2
1. Safety indications and their meanings	2
2. Notes on safety	3
3. Warning labels	14
1. NAMES OF MAJOR PARTS	20
2. MACHINE SPECIFICATIONS	22
3. SEWING PATTERN TABLE	26
4. OPTIONAL PARTS	28
5. INSTALLATION	30
5-1. Table processing diagram	31
5-2. Installing the control box	32
5-3. Installing the motor	33
5-4. Installing the oil pan	34
5-5. Installing the machine head	35
5-6. Installing the knee lifter plate (Except-90 [ ] )	36
5-7. Adjusting the knee lifter (Except-90 [ ] )	36
5-8. Installing the belt	38
5-9. Installing the bobbin winder	39
5-10. Installing the belt cover	40
5-11. Connecting the cords	43
5-11-1. Ground wire connections	44
5-11-2. Connecting the harness	45
5-11-3. Connecting the power cord	49
5-11-4. Connecting the automatic presser foot lifter harness (856A-90 [ ] or option)	50
5-11-5. Connecting the standing pedal harness (option)	51
5-12. Installing the cotton stand	52
5-13. Connecting the connecting rod	52
5-14. Lubrication	53
5-15. Test operation (Operating the treadle)	54
5-15-1. Turning on the power	54
5-15-2. Operating the treadle	57
5-16. Adjusting the treadle	63
6. PREPARATION BEFORE SEWING	65
6-1. Installing the needle	65
6-2. Removing the bobbin case	66
6-3. Winding the lower thread	67
6-4. Installing the bobbin case	69
6-5. Threading the upper thread	70
6-6. Adjusting the stitch length	72
6-7. Backtacking	73
6-8. Using the thread wiper (856A-40 [ ] , -90 [ ] )	75
7. USING THE OPERATION PANEL	76
7-1. Part names and functions	76
7-2. Pattern setting method	88
7-2-1. Setting the sewing pattern	88
7-2-2. Setting the zigzag width	96
7-2-3. Setting the zigzag base line position	98
7-2-4. Setting the zigzag stop position	102
7-3. Setting the sewing speed	103
7-4. Correction sewing	110
7-5. Using slow start (856A, 855A-A0 [ ] only)	111
7-6. Setting start backtacking (856A, 855A-A0 [ ] only)	112
7-7. Setting end backtacking (856A, 855A-A0 [ ] only)	124
7-8. Setting fixed stitches/name label sewing (856A, 855A-A0 [ ] only)	134
7-9. Operation panel key locking method	143
8. Using the lower thread counter	144
9. SEWING	147
9-1. Sewing	148
10. THREAD TENSION	149
10-1. Adjusting the thread tension	149
10-2. Adjusting the presser foot pressure	151
11. CLEANING	152
12. REPLACING PARTS	156
12-1. Fixed knife and movable knife (856A only)	157
12-2. Gauge parts (presser foot, needle plate and feed dog)	158
12-3. Compression spring (855A- [ ] 01 and 856A- [ ] 01 only)	161
13. STANDARD ADJUSTMENTS	162
13-1. Adjusting the thread tension spring	163
13-2. Adjusting the presser foot height	165
13-3. Adjusting the feed dog height	166
13-4. Adjusting the feed dog angle	167
13-5. Adjusting the forward/back position of the feed dog	168
13-6. Adjusting the needle and feed mechanism timing	169
13-7. Adjusting the needle bar height	170
13-8. Needle and rotary hook timing	172
13-9. Hook stopper position	172
13-10. Adjusting the synchronizer	176
13-11. Adjusting the rotary hook lubrication amount	178
13-12. Adjusting the thread trailing length after thread trimming (856A only)	180
13-13. Adjusting the position of the thread trimming cam (856A only)	184
13-14. Adjusting the tension of the lower thread presser spring (856A only)	188
13-15. Adjusting the thread wiper (856A only)	189
13-16. Setting the DIP switches	190
13-17. Memory switch setting method	196
14. OPTIONAL PARTS	209
14-1. Reflection pattern switch	210
14-2. Dial lock lever	216
14-3. Presser bar U and presser bar tip	217
14-4. Thread guide F	220
14-5. Gauge set (for pocket attaching)	222
15. WHEN USING A NON-STANDARD FEED DOG	223
16. TROUBLESHOOTING	224
16-1. Machine head	224
16-2. Operation panel	227
16-3. List of error codes	228
16. FEHLERSUCHE	230
16-1. Nähmaschinenoberteil	230
16-2. Bedienungsfeld	233
16-3. Liste von Fehlercodes	234
16. RESOLUTION DES PROBLEMES	236
16-1. Tête de machine	236
16-2. Panneau de commande	239
16-3. Liste des codes d’erreur	240
16. LOCALIZACION DE AVERIAS	242
16-1. Cabeza de la máquina	242
16-2. Panel de controles	245

Match case Limit results 1 per page

208

ZE-855A,856A

16. TROUBLESHOOTING

16. FEHLERSUCHE

16. RESOLUTION DES PROBLEMES

16. LOCALIZACION DE AVERIAS

–

151

153

138

205

Caution

15-2. Operation panel

Problem

Possible cause

Page

11. Broken needles

•

Is the material being pushed or pulled with excessive force dur-

ing sewing?

•

Is the needle properly installed?

If it is incorrect, install the needle correctly.

•

Is the needle bent, is the needle tip broken, or is the needle hole

blocked?

Replace the needle.

•

Is the needle and rotary hook timing incorrect?

Adjust the height of the needle bar.

Adjust the clearance between the needle and the rotary hook.

•

It is extremely dangerous to leave any pieces of broken

needle sticking in the material. If the needle breaks, search

for all pieces until the whole of the needle is found again.

•

Furthermore, we recommend that through steps be taken to

account for such needles to comply with product liability

regulations.

12. Incorrect thread trimming

(upper and lower threads

are both not being

trimmed). (856A)

•

Is the fixed knife or movable knife damaged or worn?

Replace the fixed knife or the movable knife.

•

Is the thread trimming timing correct?

Adjust the rotating direction of the thread trimming cam.

13. Incorrect thread trimming

(upper thread or lower

thread is not being

trimmed). (856A)

•

Is the neelde properly installed?

If it is incorrect, install the needle correclty.

•

Is the fixed knife or movable knife blunt?

Replace the fixed knife or the movable knife.

•

Do skipped stitches occur during sewing?

Refer to

“

Skipped stitches during sewing

”

14. The thread wiper does not

wipe the thread.

(856A-40 [ ] , 90 [ ] )

•

Is the length of thread trailing from the needle hole too long

after thread trimming?

Adjust the upper thread feeding device.

Problem

Possible cause

Page

Operation panel keys do

not operate.

•

AA AA

appearing in the LED display?

If this display appears, key operation has been locked because

of a DIP switch setting, so the keys cannot be operated.

When DIP switch 2-8 is set to OFF, the lock is released.

•

Is the LOCK key indicator illuminated?

If the indicator is illuminated, the key operation has been locked

by the LOCK key, so key operation is not possible.

Press the LOCK key for 2 seconds or more to cancel the lock.

173

124

138

165

161

0469M