Brother PE-180D Manual de servicio

8. 2001.

- 8 -1.DISASSEMBLY AND REASSEMBLY PROCEDURES FOR EXTERNALPARTS AND MAJOR COMPONENTS...

- 9 -1. DISASSEMBLY AND REASSEMBLY PROCEDURES FOR EXTERNALPARTS AND MAJOR COMPONENTS1. Raise the presser foot lever, remove the screw, and then remove

- 10 -9. Disconnect the 13 electrical connectors, remove the two screws, and then remove the main PC board.10. Remove the screws and then remove the e

- 11 -22. Remove the two screws of the bushing fixation and then remove the vertical shaft.23. Remove the three screws of the rotary hook shaft frame

- 12 -2. SECURING THE LEADSPlease note the following.1. Be sure the LCD module leads are not pinched by the handle when passed through the shutter cov

- 13 -1.TEST MODE SETTING METHOD...

- 14 -1. TEST MODE SETTING METHODSTANDARDTo enter the test mode, press and hold down both the left and right sides of the CHARACTER PATTERNS buttonwhi

- 15 -2. TENSION OF MOTOR DRIVE BELT AND ROTARY HOOK SHAFT BELTSTANDARDMotor belt tension: The belt should move in by 5 - 7 mm when a force of approxi

- 16 -3. POSITION OF SENSOR SHUTTERSTANDARDWhen the needle bar is at its highest position, the rotary shutter should be positioned so that the screw i

- 17 -4. ADJUSTMENT OF NEEDLE DROP POINTSTANDARDThe needle should enter 0.9 mm inward from the left end of the needle hole in the needle plate when th

• This service manual has been compiled for explaining the repair procedures for the PE-180D HOMEEMBROIDERY MACHINES.• Use this ser

- 18 -5. CLEARANCE BETWEEN NEEDLE AND ROTARY HOOK POINT AND LOOP LIFTSTANDARDWhen the needle is raised 2.2 - 2.6 mm from its lowest position, the rota

- 19 -6. HEIGHT OF NEEDLE BARSTANDARDThe distance from the top edge of the needle eye to the bottom of the rotary hook point should be 1.6 - 2.0 mmwhe

- 20 -7. ADJUSTMENT OF THREAD TAKE-UP SPRING(ADJUSTMENT OF THREAD BREAKAGE SHUTTER)STANDARDWhen the thread take-up spring stroke is 8 - 9 mm and test

- 21 -8. ADJUSTMENT OF BOBBIN WINDING(ADJUSTMENT OF BOBBIN WINDER SWITCH)STANDARDThe thread should be wound parallel to the bobbin core to 85% - 90% o

- 22 -9. POSITION OF INNER ROTARY HOOK BRACKETSTANDARDWhen the inner rotary hook bracket and the rotary hook meet, the spring of the inner rotary hook

- 23 -10. ADJUSTMENT OF INNER ROTARY HOOK TENSIONSTANDARDThe inner rotary hook tension should be 0.12 - 0.14 N (12 - 14 g) when a #90 polyester thread

- 24 -11. ADJUSTMENT OF THREAD TENSION DIALSTANDARDWhen the tension dial is set to [5] and a #60 polyester thread held in the tension disc is pulled g

- 25 -12. POSITION OF TENSION RELEASE SOLENOIDSTANDARDWhen the tension release solenoid is off, the gap between tension release plates A and B should

- 26 -13. NEEDLE THREADERUSING THE NEEDLE THREADERThe provided needle threader can be used with sewing machine needle sizes 75/11 to 100/16.A 75/11 ne

- 27 -14. NEEDLE THREADER (ADJUSTING THE NEEDLE THREADER)STANDARD• When the hook has passed through the hole of the needle (75/11 or 80/12), the hook

- 1 -Most processes in the manufacturer of LSI devices such as microprocessors involve MOS (metal oxidesemiconductor) t

- 28 -15. NEEDLE THREADER (REPLACING THE HOOK)• If the point of the hook becomes bent or broken, the hook must be replaced.STANDARD HOOK DIMENSIONSREP

- 29 -16. X - Y CARRIAGE (X TIMING BELT TENSION)STANDARDWhen the X carriage is positioned all the way to the left, the timing belt should give 2 - 4 m

- 30 -17. X - Y CARRIAGE (Y TIMING BELT TENSION)STANDARDWhen the Y carriage is positioned all the way to the front, the timing belt should give 2 - 4

- 31 -18. X - Y CARRIAGE (DRIVE GEAR ADJUSTMENT)STANDARDThe drive gears of the X carriage and Y carriage must be assembled with the reference holes in

- 32 -19. X - Y CARRIAGE (X CARRIAGE POSITION)STANDARDThe X carriage must be installed perpendicularly to the embroidery machine arm (upper shaft).Sel

- 33 -20. ADJUSTMENT OF INNER ROTARY HOOK HOLDER AND LOWER THREADGUIDE PLATESTANDARD• The inner rotary hook holder should be 27.3±0.2 mm above the rot

- 34 -1.POWER IS ON BUT THE BUZZER DOES NOT SOUND AND NOTHINGIS DISPLAYED ON THE LCD...

- 35 -ELECTRICAL SYSTEMS TROUBLESHOOTING* When measuring resistance, always turn the power off and disconnect the connector to be measuredfrom the cir

- 36 -CONDITION PROBLEM SYMPTOMS COUNTERMEASURES3. Patternselection is notpossible.1) Is the start/stop switch stuck?2) Other1) Correct, or replace th

- 37 -CONDITION PROBLEM SYMPTOMS COUNTERMEASURES6. Embroideryframe operationis not normal.1) Is the rotary shutter correctly positioned?2) Is the resi

- 2 - 1.MECHANICAL CHART...32.POWER TRANSMISSIO

- 38 -Main PC boardLCD module

- 39 -Power supply PC boardFor 120V AC modelsFor 230 V AC models

- 40 -Main motor assemblyFor 120 V AC models without insulationFor 230 V AC models with insulation

- 41 -Other PC boardsSS PC board assemblyNP PC board assemblyY sensor PC board assemblyX sensor PC board assemblyThread breakage sensor PC board assem

PE-180DH1060205

- 3 -1. MECHANICAL CHART

- 4 -2. POWER TRANSMISSION ASSEMBLY (VERTICAL NEEDLE BAR MOVEMENT, THREAD TAKE-UP MOVEMENT AND ROTARY HOOK MOVEMENT)Main motorT pulleyHand wheelUpper

- 5 -3. ELECTRONIC PARTS LAYOUT CHART4. CONTROL SYSTEM BLOCK DIAGRAM

- 6 -5. MAIN MOTOR CONTROL SYSTEMThe main motor must operate at a constant speed regardless of load fluctuations, temperature fluctuations, orother ch

- 7 -7. OTHER ELECTRONIC COMPONENT FUNCTIONSStart/stop switch .........Used to start and stop machine operation. When starting,