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From the library of: Superior Sewing Machine & Supply LLC

Содержание BAS-361

Страница 1: ...SERVICE MANUAL FOR BAS 361 PROGRAMMABLE ELECTRONIC PATTERN SEWER Profile L From the library of Superior Sewing Machine Supply LLC ...

Страница 2: ...Mechanism 27 Thread Trimming Mechanism 2S I Bottom Plunger Assembly 29 I Cylinders 29 I Needle Bar Descent Guard Assembly 31 STANDARD ADJUSTMENTS l 32 OJ Adjustment of the Rotary Hook 32 I Adjustment of the 1 ccdlc Bar Height 12 Adjustment of the Clearance between the Needle and the Rotary Hook 32 IT Adjustment of the Presser Foot 33 Air Pressure Adjustment 34 I Work Clamp Adjustment 34 I Work Cla...

Страница 3: ...JJ Auto eject Function 60 I Auto eject Disassembly 6 1 tHo eject Assembly 63 1IJ Auto eject Adjustment 67 ADJUSTMENT IDE 68 ELE TRICAL ADJUSTMENT 72 JJ Fuse Replacement 72 I Circuit Boards and Dip Switch Replacement 73 Dip Switch Usc 76 Il Connectors 77 CONTROL CIRCUIT BLOCK DIAGRAM 79 TROUBLE SHOOTING FLOW CHART 80 lEXPLANATION ON MARKINGS 80 JJ Troubleshooting Flow Chart for Machine Control Devi...

Страница 4: ...chine transportation is performed in the opposite order step 9 I of removaI I Step 8 machine size 1180 mm Perform ITJ Feed Guide Mcchani m and Cover Removal and II Raii Y Cover and DD Motor Removal in regular order The dimension shown at right will become 960 mm Rein taii Hion after machine transportation i the re1ersc of rem01al order Step C machine size 960 mm Perform ITJ Feed Guide Mechani m an...

Страница 5: ... either the left or right side pull the mechanism forward and remove 5 Installation is the reverse of removal order When inserting the feed guide mechanism 0 into the slider f rest the side of the feed guide CD on the top of the slider spacer 4B and insert while firmly pressing down on the top of the guide bar 48 Connect the air tubes 8 and elbows 8 in the correspondingly numbered locations 2 Need...

Страница 6: ...nel setting plate cover 8 2 Holding both sides of the panel setting plate cover 8 pull it forward firmly and remove Be sure to install the panel setting plate cover 8 after installing front cover R 8 5 Rotary Hook Cover Removal and Installation I Remove the four screws 8 in the rotary hook cover R 8 and remove the rotary hook cover R 8 and rotary hook cover front 8 as a set When doing this step su...

Страница 7: ...osen the two screws 8 2 Remove the three screws8 in the upper part of the front cover 0 3 Slightly lift the front cover upper R 0 pull it forward and remove 4 Installation is the reverse of removal order When installing the front cover upper R O first place the bottom edge between the front coverO and the legs and then finish installing 8 Panel Setting Plate Removal and Installation I Remove the t...

Страница 8: ... guide as a single unit 2 To install temporarily install needle plate upport guide bracket A e with the eight bolt e I ext after installing needle plate L refer to p 2 firmly tighten the eight bolts e After installing the support guides remove needle plate L I Loo en the two right a nd left set sen wsO and remove theY axis rail cover e 2 Remove the four screws e and rcmO C the arm rear cover 0 3 R...

Страница 9: ...en rcmO tng the I I motor brJckct a embl take note ur m tke a mark uf the arm haft and DD motor coupling po tlton If not proper in talled the nwtor and halt II be J8QC OUt of pha C IIJ MACHINE HEAD REMOVAL I Table Remo al and ln tallation I Remo c the four bolt 8 at the table left 0 2 Remo e the four bolt 0 at the table right 0 3 RemO e the t 0 sere e holding the bellO 0 in place 4 Compress the be...

Страница 10: ...lider guide 0 remove only the middle bolt in each of the four places 4 Installation is the reverse of removal order 3 Raii Y Removal and Installation I Remove the two boltsO and remove theY ES dog f 2 Pull rail Y 8 forward and remove 3 Installation is the reverse of removal order 4 Arm Bed Removal and Installation I Remove the four bolts f in each of the four machine positioning brackets 0 2 Disco...

Страница 11: ...people raise and remove the arm bed 5 Installation is the reverse of removal order Be sure to connect thread trimmer air tubes to the correspondingly numbered connection From the library of Superior Sewing Machine Supply LLC ...

Страница 12: ...e as in the table below 8 20 1130 50 Col on 20 m 29 111 44 m 81 m Srun rayon 32 m 87 m Yinylon 23m Polyester 30 111 65 m 2 When the lower thread is wound to the caracities ind icated in the abo C table and make 10 000 stitchc the bobbin will need rerlacing the number of time shown in the fo llowing table 2 mm 3 mrn 4 mm 5 111111 6 111111 e Col on 8 I t 3 2 3 3 4 3 6 Couon 20 o I t 2 I 2 2 3 2 4 Co...

Страница 13: ...tary Hook lcchanism 4 When the DD motor 0 rotates in the arrow direction timing pulley U 4D rotates 5 The lower shaft 4B is connected to timing pulley D I and is driven by the timing belt a 6 The spiral gear 0 connected to the end of the lower shaft 4B meshes with the pinion gear 4D connected to the rotary hook shaft When the lower shaft 4B rotates one full revolution the rotary hook shaft rotates...

Страница 14: ...r G 2 Lever A 8 is connected to lever B8 by the lever stud f and the presser arm 0 is lowered pivoting on hinge stud e 3 When presser arm 0 drops and the collar G is in line with lever stud f work clamp pressure reaches a maximum and the work clamp holds the material firmly 4 When pressure in the pressure cylinder 8 is increased by air tube O the presser arm 0 rises 11 From the library of Superior...

Страница 15: ...ider 8 3 The slider 8 is guided by the slider guide G and relays pulse motor 0 revolutions to the feed guide assembly Y axis 4 When the pulse motor 0 rotates the pulse motor gear G meshes with the rack 8 installed on rail Y and moves rail Y in a straight line 5 Rail Y 4D is guided by raii Y guide front 4 and rail Y guide readD and relays pulse motor f revolutions to the rail guide holder front 6 w...

Страница 16: ...feed plate 0 which arc connected to these Y axis 3 When the guide rail holder front mm es a full trip on theY a xis action is relayed to matching feed guide X 41 4 The feed guide 0 is connected to feed guide X 41 it is guided by the slider 0 and mo es on the Y axis 5 The feed guide plate front 0 and clamp mechanism f arc connected to the feed guideO and motion is relayed to the clamp f and feed pl...

Страница 17: ...activates knife rock arm A 8 via the knife rock arm shaft G 3 The forked part of knife rock arm A 8 fits the movable knife base assembly 8 and thereby moves the movable knife 8 connected to the movable knife base assembly 8 4 When the solenoid valve 0 becomes off the thread trimming cylinder8 moves opposite to the arrow direction and the movable knife 8 returns to its original position 14 From the...

Страница 18: ...occurs If this timing is either too fast or too slow it will appear in the operation of the movable knife and may be the cause of thread trimming m1sses Lower thread Movable knife 4 The needle rises and stops at the needle up position the thread take up lever approaches its highest point The upper or lower thread hooked by the movable knife is cut by the fixed knife as the movable knife retracts W...

Страница 19: ...I Thread Catcher Mechanism 1 When the solenoid valve 0 becomes ON before the start of sewing the thread catcher cylinder f moves in the arrow direction 2 The thread catcher lever connected to the thread catcher cylinder f activates the knife rock arm B 0 via knife rock arm shaft B 0 3 The forked part of knife rock arm B 0 fits the movable knife base bracket B 0 and thereby activates the thread cat...

Страница 20: ... tip of the upper thread is held lightly between the thread catcher spring and the bottom of the needle plate 17 2 At the first stitch the rotary hook point catches the upper thread and the end of the upper thread is pulled below the needle plate 4 As sewing continues the upper thread is released from the thread catcher spring From the library of Superior Sewing Machine Supply LLC ...

Страница 21: ...nd bobbin winder stop latch 8 is swung towards the bobbin winder spindle O the bobbin winder stop latch trippingarmG mounted on the bobbin winder stop latch hinge pin 8 presses the leaf spring 8 2 The leaf spring 8 is mounted on the bobbin winder lever 8 and revolves around the bobbin winder screw8 When the bobbin winder motor limit switch 0 turns on the bobbin winder motor 0 begins to turn windin...

Страница 22: ...d above 3 At the beginning of sewing when the solenoid 0 turns on the thin material cylinder 58 will move in the direction of the arrow and the presser foot lifter cylinder 0 will move naturally in the opposite direction of the arrow During sewing solenoid 0 will remain on and the needle cooler 8 will continue to function 4 During thread cutting after sewing is completed solenoid 0 will turn off a...

Страница 23: ...e the bottom lever C IT THREAD TRIMMER I Remove the stop ring 0 and pull out the link pin e 2 Remove the two screws 8 and remove the movable knife base bracket G with all connected parts still attached 3 Loosen the screw 8 and remove the knife lever o 4 Loosen the set screw 8 and screw 0 and remove knife rock arm A 0 and knife rock arm shaft A 5 Remove the two screws 4D and remove the movable knif...

Страница 24: ... out slide shaft 8 48 and remove movable knife base 8 11 CYLINDERS I Remove the nuts 0 for each of the six air tubes connected to the elbows and disconnect the air tubes 2 Remove the two screws 8 and after removing the knife cylinder base 8 remove the two screws 8 and the knife cylinder 8 3 Remove the two screws 8 and after removing the bottom cylinder base 0 remove the two screws 0 and remove the...

Страница 25: ...s 0 and remove the face plate 8 2 Remove the screws O and remove the stepping foot drive cam 8 3 Remove the presser foot adjusting screwO and remove the presser spring guide G presser spring 8 4 Loosen the set screw 0 and remove the presser foot O 5 Loosen the set screw 41 pull the presser badD down and out and remove the stepping foot presser bar clamp f From the library of Superior Sewing Machin...

Страница 26: ... fl and 8 and remove the needle bar crank f D When doing this be careful not to drop the needle bearing G and washer fJ 7 Loosen screw pull out the rotary take up stud 0 and remove the thread take up lever f NEEDLE BAR DESCENT GUARD ASSEMBLY I Disconnect the air hose 8 from the nylon hose nipple O 2 Remove the four Allen bolts 8 two Allen bolts 0 and single Allen bolt 0 and then remove thin materi...

Страница 27: ...le bar crank e 3 Insert oil caps 0 and 4 Put need le be_ aringf onto the needle bar crank rod 4D and connect to the needle bar crank with the nat scre left hand thread 5 Put the needle bar guide block e into the needle bar guide and insert the tip of the needle bar clamp 6 6 Insert the needle bar from the tor of the arm pass it through the stepping foot needle bar clamr 4D and the needle bar clamp...

Страница 28: ... 8 clockwise and lower the needle bar now move the presser bar 0 and adjust so that the needle 8 aligns with the center of the needle hole in the presser foot 8 and then tighten set screw f to fix the position 5 Set the presser barO in place insert the presser spring o and presser spring guide e and tighten the presser spring adjustment screw Ci appropriately I ROTARY HOOK I Temporarily connect th...

Страница 29: ... point 8 aligns with the center of the needle After adjusting the gap between the rotary hook point and the needle should be between 0 0 I 0 08 mm 4 When the pulley is turned and the rotary hook point e is aligned with the needle center loosen screws 0 and 0 and adjust the vertical position of the needle bar so that the rotary hook point 0 to needle hole top gap is 1 5 2 0 mm From the library of S...

Страница 30: ...nd tighten screw 8 3 Connect knife rock arm B8 to knifer rock arm shaft B8 with the two screws 0 Install so that one of the screws meets the screw stop 4 Pass knife rock arm shaft B 8 through the thread catcher base bracket f install the thread catcher lever 0 at the bottom of shaft B0 and temporarily tighten screw 0 so that there is no vertical play along the shaft 5 Mount the U part of knife roc...

Страница 31: ...bly 0 temporarily install the thread trimming base bracket 8 with the two bolts 0 5 Install the movable knife 41 with flat head screw CD and screw 48 At this time temporarily tighten screw 4B in the middle of the screw hole so that the movable knife 41 can be adjusted right or left 6 Set the thread catcher spring G directly below the movable knife41 and temporarily tighten the two screws C so that...

Страница 32: ...thread catcher cylinder rod joint 8 and the thread catcher lever 0 with link pin 8 and secure the link pin with stop ring G After connecting check that the thread catcher cylinder moves smoothly and then firmly tighten bolt 8 and the two screws 8 4 Connect the correspondingly numbered air tubes to the elbows 5 Move the thread catcher cylinder by hand and when the thread catcher spring 4D is fully ...

Страница 33: ...le knife CD with your finger move the thread trimming cylinder by hand loosen set screw G and move the thread trimming lever 0 adjusting the gap between the slider4D and slider base 4B to within 0 3 0 5 mm when the movable knife is moved both forward and back 3 Bottom Cylinder I Install the bottom cylinder 8 on the bottom cylinder base 0 with the two cylinder mounting screws e 2 Temporarily instal...

Страница 34: ...n the presser foot lifter cylinder f and secure with the Allen bolt 8 2 Mount the piston rod joint 8 on the presser foot lifter cylinder f insert the link pin 8 and secure it with the E shaped snap ring O 3 Mount the hook bracket 0 on the cylinder support 0 with the two screws 0 and the thin material cylinder 5 with two Allen bolts CD 4 Mount the coupling hook with the Allen bolt G on the thin mat...

Страница 35: ...ey and align the rotary hook point with the needle center Remove the three screws 8 and face platee loosenscrews 0 and o and vertically adjust the needle barso that the rota ry hook point 0 to needle hole top gap is 1 5 2 0 mm OJ ADJUSTMENT OF THE CLEARANCE BETWEEN THE NEEDLE AND THE ROTARY HOOK 0 32 Turn the pulley a nd align the hook point of the rota ry hook wit h the center of the needle Then ...

Страница 36: ... the center of the needle hole of the presser foot f If not loosen the presser adjustment screw 0 sufficiently remove the cap 0 loosen the set screw 0 and make an adjustment by moving the presser foot After making the necessary adjustment tighten the presser adjustment screw 0 and the set screw 0 Note that when the stepping presser foot is not being used the sewing material can become misaligned i...

Страница 37: ...is not loosen nut 0 and slide nut f in or out and adjust as needed When adjusting if nut f is turned right the work clamp opening increases Adjust the nut left or right as needed Increasing the work clamp opening makes it harder to hold material securely Decreasing the work clamp opening increases work clamp pressure 34 2 WORK CLAMP POSITION ADJUSTMENT The work clamp should be positioned so as to ...

Страница 38: ...ed knife When thread trimming leaves the tip of the thread rough or ragged sharpen the fixed knife as shown in the illustration Note that the movable knife cannot be sharpened replace it with a new movable knife THREAD TRIMMING SLIDER ADJUSTMENT 0 3 0 5 mm e Adjust after releasing the air pressure 0 While pressing lightly on the top of the movable knife 0 and moving the slider 8 by hand in the arr...

Страница 39: ...needle are equal ill BOTTOM PLUNGER ADJUSTMENT Needle A Bottom down Bottom up Adjust after releasing the air pressure I Move the rod joint 0 by hand and lower the bottom plunger 8 Loosen the two screws 8 and move the bottom lever e adjusting so that the top of the bottom plunger and top of the needle plate are even 2 Move the rod joint 0 by hand and lift the bottom plunger 8 loosen nut e and adjus...

Страница 40: ...NDER ADJUSTMENT fourth valve from top in eight valve series Insertion speed Thread catcher speed Thread Catcher Speed About 20 5 mm If the thread catcher speed is faster than necessary the thread catcher spring will advance during the movable knife s thread trimming operation and result in lower thread trimming misses Furthermore if it is slower than is necessary the thread catcher will strike the...

Страница 41: ...before the feed mechanism proceeds to the next sewing step Values in the above illustration may vary Use them as a guide ffi WORK CLAMP CYLINDER SPEED ADJUSTMENT second valve from bottom in eight valve series o Work Clamp Lifting Speed If the work clamp liftingspeed is faster than necessary the entire work clamp will vibrate Loosen nuts 0 and 8 and turn speed controls 8 and 8 adjusting to a speed ...

Страница 42: ...down position However if the solenoid valve turns on with the transmission of the needle bar lowest signal the movable knife will operate before the upper thread loop is formed and the upper thread will not be cut To prevent this switch the movable knife timing dip switch on the control circuit board set a delay time for the solenoid valve to turn on after the needle bar lowest signal is transmitt...

Страница 43: ... QED 80 m QEEJ OK DID QEEJ 90 ms Qs J QEE CQSJ OillJ 100 ms Qill QEtJ c Qs J illiJ I 10 rns OITI DID I OFI I QEEJ 120 ms CQEO OK I 01 1 I QITJ 130m Qs J CQIEJ I 01 1 I QIT 140m CQEO OIITJ I OH I I 0 1 1 I 150 ms Ill Selection of a delay time for no thread trimming misses Thread trimming timing will vary with each of various conditions However became there arc normally around 4 5 speed cttings with...

Страница 44: ...s the delay time has a tendency to decrease T Je delay time is nearly the same when timing is fast slow timing tends to change more 4 Special threads and thread trimming misses With andalia and similar threads the delay time has a tendency to decrease the same as with thin fabrics 5 Short needle thread after thread trimming As shown in the right figure before a normal loop has formed the movable k...

Страница 45: ...urn the pulley lower the needle and confirm that the needle tip aligns with the origin position on the program reference plate f To program the machine press key IIJ the feed mechanism will move to the origin position This way the programmer can a lso be used to check the origin position I After pushing the feed guide assembly to the left rear remove the twelve screws O and remove needle plate L f...

Страница 46: ...plate L 6 Install the program reference pla te 7 Turn the power switch on 8 Using the programmer move the feed mecha nism to the origin position a nd move the feeder 3 4 mm 30 40 pulses further to the right from the origin position now loosen the two Allen bolts f and move the X ES dog O adjusting so tha t the overlimit switch 0 turns on 9 In the same way move the feeder to the left side by using ...

Страница 47: ...hat origin limit switch G always turns on before overlimit switch 0 on the initial position limit side does 12 After removing needle plate 1 install table right and table left and then reinstall needle plate L PULSE MOTOR BACKLASH ADJUSTMENT r Y axis Adjustment I Remove the four screws 0 and remove the arm rear cover 0 2 Loosen the six Allen bolts 0 and move the rack 0 adjusting so that the gear a...

Страница 48: ... 3 Remove screw 8 a nd remove the left side cover 0 4 Remove the two screws f and compress the bellows assembly 0 to the left side 5 Move the feed guide assembly unt il it meets the right side X ES dog 6 Align and set accessory tension pla te C 0 at the right edge of table left 7 Hook the belt on tension plate A 4D a nd align it with the extended part of tension plate C f 8 Loosen nut 4D and a fte...

Страница 49: ...gnal down signal Posi tion Adjustment Turn the pulley by hand and lower the needle bar to its down position l ow adjust so that LED No 3 on the machine motor circuit board goes out by loosening the two screws f and moving the thread trimmer signal slit 0 This signal a lso functions as the sync signal when the stitch length is 4 4 mm or less If this thread trimming signal is adjusted when it is als...

Страница 50: ...o check that in motor one machine revolution signals are not transmitted from two locations 7 Speed Detector Sensitivity Adjustment If the photo interlapper output for the speed detector varies machine speed will not be detected and the machine will run at high speed stop and then the emergency stop lamp will illuminate Accordingly if the machine suddenly stops during sewing and the emergen cy sto...

Страница 51: ... the brushes have worn down to the mark replace them with new brushes When brushes are replaced run the machine at high speed for approx one hour for trial BOBBIN WINDER ADJUSTMENT I Bobbin winder stop latch tripping arm clamping screw I Remove the four set screws 0 and remove the bobbin winder base 8 2 Move the bobbin winder stop latch 0 towards the bobbin winder spindle 0 to the point immediatel...

Страница 52: ...ric roller shaft and adj ust so that the bearings move smoot hly with no rattling over the feed guide f and slider guide 0 surfaces When adjusting the eccentric roller shaft for the slider 0 support the roller shaft by hand so that it does not fall out When replacing symmetric roller shafts only adjustment is not necessary When replacing eccentric roller shafts only turn the eccentric roller shaft...

Страница 53: ...de X G 4 Move the feed guide assembly left and right and confirm that all of the bearings roll smoothly even if depressed by your finger If a bearing slips readjust the eccentric roller shaft If a rattle develops in the roller shaft holder 8 and feed support guide 0 action loosen the two Allen bolts 8 and move the roller shaft holder mount 0 until the bearingO presses against the feed support guid...

Страница 54: ...two eccentric roller shafts 8 and the other two eccentric roller shafts 8 first replace shafts 8 while shafts8 are still secured and adjust the bearing position After that replace shafts 8 following the same steps The bearings of eccentric roller bearing shafts 8 and 8 make the X axis perpendicular to theY axis 5 To replace the four symmetric roller shafts 8 remove the two Allen bolts G remove Y E...

Страница 55: ...sing two screwdrivers and lifting up on both sides 6 Mount the new gear assembly 0 on the pulse motor shaft and adjust so that one of the two Allen bolts 0 meets the screw guide now align the top of the gear assembly with the top of the rake e and firmly tighten the Allen bolts 0 7 Install raii Y f If there is excessive backlash between the gear assembly 0 and rack e loosen the six Allen bolts 0 a...

Страница 56: ...backgro und material Simultaneous sewing of more than two spots I Work Clamp Construction I The right illustration shows dimensions for the standard work clamp 2 Possible ewing area and work clamp dimensions are shown in comparison alright 9 N _ 53 Cassette type Set time Sewing time Items which are set easily Relatively short Items which take time to set Relativclj long ____ _ r H 60 24 0 TI a M I...

Страница 57: ...57 80 80 110 110 80 80 1 2 Cassette Construction I Cassette assembly dimensions are shown in the right illustration 15 5 M4 35 f 00 0 0 710 680 610 0 0 00 I 8N 670 2 The below table shows the various cassette tops and bottoms available Select parts appropriate to the article to be sewn Cassette top 630 Cassette bottom 640 c o N 0 en N Parts Name Cassette top I Cassette top 2 Cassette top 3 Cassett...

Страница 58: ... measurement L _____________ _ Presser I A A D 2 B D Diameter of the presser foot B Clearance between the presser foot and the presser 4 Four mounting holes are provided in the cassette holder for insta llation of one cassette top For installation in a ny other position open mounting ho les in the cassette holder as shown below 93 5 8 477 I I Jl 0 0 5 Install the hinge as follows c 5 0 E LO Ii 8 l...

Страница 59: ...dirilled holes the assembly appears as below G If __ L JI l l il_ L IELq 0 0 0 0 J 7 Apply a paper cushion type material around the cut out area in order to firmly clamp the material Upper cassette Lower cassette 56 From the library of Superior Sewing Machine Supply LLC ...

Страница 60: ...e of the needle hole plate When using the needle hole plate always use needle plate S assembly A If assembly B is used the upper thread catcher surface will not align with the bottom of the needle hole plate and when the thread catcher spring adva nces it will strike the need le hole plate and may result in trouble Using the bottom plunger When using the bottom plunger always use needle plateS ass...

Страница 61: ...te to the sewing job 4 Thread Catcher Spring There are two thread catcher springs A for the needle hole plate and 8 for the bottom plunger Using the needle hole plate When using the needle hole plate use thread catcher spring A If thread catcher spring 8 is used catcher pressure at the thread catcher surface will weaken and the upper thread cannot be held Using the bottom plunger When using the bo...

Страница 62: ...1 for medium thick garments 148593000 Thread catcher spring A 157790000 Thread catcher spring B 157791000 Note Items with a mark are optionally available Please order separately II Movable and Fixed Knife Shape The movable knife on this machines is the same shape as tyep 832 However because it differs in the points shown below use it as is Fixed knife Movable knife Fixed knife Type 360 long blade ...

Страница 63: ...block 0 and tab f connected to cylinde r 15 0 3 Because slide block 0 is guided by the two rollers 0 the straight line motion of the cylinde r 150 is converted to ho rizontal and vertical motion and relayed to tab f 4 Tab f pulls position detector A f and holds the cassette holder 0 to the feed assembly 5 If the presser foot lifter switch is depressed when sewing is completed the soleno id 0 will ...

Страница 64: ...s 6 cylinder mount R fD and then replace the set screws 6 in their original positions Repeat steps I to 6 for the other side Remove the four set screws 49 and then remove mieroswitch assembly AE4D from feed guide inner front AE Remove the four Allen bolts remove feed guide inner front AE fou r Allen bo lts and then remove thl front plate Next remove the eight Allen bolts and remove position detect...

Страница 65: ...n bolt f 13 Disconnect the six air tubes from union f 14 Disconnect the spiral tubing G T connector fD nipple G and the three air tubes 15 Cap the solenoid e with the auxiliary stops in place of the T connector fD and nipple G 16 Disconnect the air tube from elbow G and disconnect the elbow G from pressure switch G 17 Disconnect the connector to microswitch AE 48 62 From the library of Superior Se...

Страница 66: ...re at right mount T connector 0 and nipple 8 at the second from bottom group 2 Mount the pressure switch 0 on the fan plateG on the power unit with two Allen bolts 0 and then connect the elbow 8 and T connctor 0 with air tube e 300 mm From the library of Superior Sewing Machine Supply LLC ...

Страница 67: ...ws fl Be careful the switch is properly installed the cord should pass between cylinder plates R CD and L CD 6 Mount the four universal elbows CD and four nylon hose nipples fD on the two cylinders 15 so that they face the back 7 Pass roller 4 through cylinder 15 CD place the two cylinder collars CD on both sides of the roller and install cylinder plateR 0 and LCD with twoscrewstD Install rollergu...

Страница 68: ... R fD and LCD with the four set screws e 12 Remove needle plate L and remove table left 13 Secure the air tubes coming from the rear and center of the T connector f to the service T G and the tubes from the front center to the nipples G 14 Cut the section of the limit switch assembly 0 indicated by the arrow in the right picture Now solder the long cord from the left microswitch to the normal open...

Страница 69: ... cords the machine will not function normally if cord and connectors arc improperly connected Jext cut off the cord pins insert the cords from the microswitch 4D and pressure switch Gas how n in the picture and then reconnect connector in its original position ll rurn dipswitch Jo 6 D on 19 Replace table right needle plate L and the left front co cr From the library of Superior Sewing Machine Supp...

Страница 70: ...owing adjustments so that the cassette is moved back and forth with the right and left sides moving parallel I To increase the cassette feed stroke Mount the lower feed block guide 0 as far as possible in the direction of the arrow Loosen nut f move it opposite to the arrow and retighten The tab 0 should be at least I mm above position detector A 8 during ejector removal 2 To decrease the cassette...

Страница 71: ...on Improper needle and feed Feed doesn t move though Adjust feed timing syn 46 timing 1 needle is in material r chronitation signal r Improper needle and rotary I Hook timing 1 Adjust the hook timing 32 hook timing Excessive needle and rotary r Needle gap Adj ust needle and rotary 32 hook gap hook gap Skip stitches I f Presser foot position 100 I Presser foot and garment Adjust the prc cr fool 33 ...

Страница 72: ... with die hole needle hole sandpaper Thread breaks _ and frays Needle center not aligned Bottom plunger position f Adjust bottom plunger posi 36 r with bottom plunger needle r tion hole r Scratch in bottom plunger 1 Scratch in bottom plunger f Remove scratch with sand 7 needle hole needle hole paper I Scratch in needle hole m 1 Needle hole scratch Remove scratch with sand 7 needle hole plate paper...

Страница 73: ... trimming 37 f slow f started before thread cut 1 speed ting Y Movable knife doesn t move Is thread sent trimming signal 1 Inspect electrical circuits Improper needle installation Needle position Install properly H Needle skips at last stitch Refer to Skip Stitches 68 Stitch quality is not good f Thread take up spring f Adjust thread take up at final stitch stroke spring stroke Movable knife inser...

Страница 74: ...oes the bearing roll 1 Adjust or replace bearing 49 and bearing properly f Excessive gear and rack Gear and rack backlash 1 Adjust gear and rack back 44 backlash lash f Improper belt tension Belt tension Adjust belt tension 45 I Pattern r r Material properly clamped Adjust work clamp 34 distortion f Work clamp pressure too weak 1 Adjust work clamp pressure 33 f Material position is changed Needle ...

Страница 75: ... and capacity Remarks 1 Slow blow fuse 5A 250V For pulse motor 2 Slow blow fuse 5A 250V For pulse motor 3 Fuse 10A 125V For D D rnotor 4 Slow blow fuse 0 5A 250V For bobbin winder motor 6 Fuse 5A 125V For air solenoid 7 Fuse 1A 125V For floppy motor 9 Fuse 5A 125V For pulse motor high voltage 10 Fuse 5A 125V For control 5V 11 Fuse 1A 125V For control 12V 12 Fuse 1A 125V For control SV 13 Slow blow...

Страница 76: ...he work clamp presser foot thread trimmer bottom plu nger a nd thread catcher Viii not o perate 7 When programmi ng the memory disc the la mp illuminates however the emergency lamp illuminates with no clicking sound heard I I 12 Absolutely no machine movement When the power switch is turned on the machine runs at an abnorma lly high speed 13 T he feed mechanism will not operate and pulse motor cir...

Страница 77: ...and thread trimmer signals to the control board 2 Control Circuit Board Transmits command signals to the D D motor circuit board Transmits command signals to the puis motor circuit board Memory disc control Air solenoid drive clamp thread trimmer bottom plunger thread catcher Discrimination of input to each switch Programming control 3 Pulse Motor Circuit Board Pulse motor drive From the library o...

Страница 78: ...d Be sure to reconnect the tab terminals in the proper order 2 Control Circuit Board Replacement I Disconnect connectors and 2 Disconnect flat cables CD Q and 0 3 Loosen the two set screws 0 and shift the circuit board mounting plate 0 4 Remove the four installation screws 0 and replace the control circuit board 0 3 Pulse Motor Circuit Board Replacement I Disconnect connectors and 2 Remove the fou...

Страница 79: ... board dip switches one for thread trimmer timing and the other for specification selection Specification Selection Dip Switches Switch ON No I Work clamp still down when sewing completed 2 Simultaneous clamp rise de scent is left clamp then right Clamp rise is left then right 3 simultaneous descent 4 Operate without air pressure 5 6 Ejector specification 7 500 800 rpm regardless of stitch length ...

Страница 80: ...Control circuit board Pulse motor operation Pulse motor does not t command operate lli ill Pulse motor circuit board Control circuit board Key switch signals and Programmer switch does not CID P28 t display signals operate Faulty programmer display P29 Programming circuit board Micro switch Origin position and overlimit Origin position not detected CID l switch signals Emergency stop illuminates c...

Страница 81: ...bly Start signal work Will not operate even l clamp lifter signal though work clamp lifter and start switches are l P22 depressed Emergency stop lamp does not illuminate Foot connector Extension circuit board Air solenoid Solenoid drive current Improper work clamp l Pressure switch signal presser foot movable knife thread catcher bottom j P34 plunger operation Air connections t Control circuit boa...

Страница 82: ...1 i l r _ _ ro Cf A2 O t 82 o f t t 14 13 3 I 5 6 17 10 9 12 II 7 5 3 I 3 I l r ___ 83 I _ _ __j Panel switch X d ectoon orogon SW X d ewon roght s de SW cow H0 9 X darecuon left stde SW Y d ectoon orogon SW COM Y d1reci100 forward SW Y direction backward SW o9 8 B Emer9ency stop SW Emergency stop lamp a StanSW W ork clamp lifter SW 79 I Fuse t50Y OV 12VOY 12V t5V V 0V l20V t7V OY UL 0 Control Clf...

Страница 83: ... 4 5 6 7 d 0 means manual operation means switch operation means dicision means refer to Item Number means set up of conditions or situation means continue to next page means switch off of power supply 80 From the library of Superior Sewing Machine Supply LLC ...

Страница 84: ... I TROUBLESHOOTING FLOW CHART FOR MACHINE CONTROL DEVICE c 0 NO l I c 0 Q YES 112 YES 113 J c c NO 114 0 e YES 115 81 From the library of Superior Sewing Machine Supply LLC ...

Страница 85: ...E 0 b r E 0 c E 0 Open the floppy lid remove the floppy disc close the lid YES NO 6 YES 7 Can be performed with memory discstill inserted YES 8 NO 9 NO 10 82 From the library of Superior Sewing Machine Supply LLC ...

Страница 86: ... c e tl 0 e tl 0 NO II NO 83 From the library of Superior Sewing Machine Supply LLC ...

Страница 87: ...YES NO c 2 0 NO 0 s Ql c 4 1 4 1 YES 5 4 1 0 2 NO NO Input sewing data 84 12 13 14 IS 16 17 From the library of Superior Sewing Machine Supply LLC ...

Страница 88: ...NO NO c 0 e C1J 0 0 NO NO Input sewing data and move work clamp to sewing start position 85 IS 19 20 21 From the library of Superior Sewing Machine Supply LLC ...

Страница 89: ...c 0 e CJ 0 0 bO c CJ Cll YES NO NO NO NO NO Input sewing data and shift the work clamp to the sewing start position 86 22 23 24 25 From the library of Superior Sewing Machine Supply LLC ...

Страница 90: ...NO 26 YES 27 NO 28 c o c ell NO 29 NO 30 NO 31 NO 87 From the library of Superior Sewing Machine Supply LLC ...

Страница 91: ...Input sewing data with intermediate split YES YES NO NO NO Input sewing data and sew Input sewing data and sew 88 32 33 34 From the library of Superior Sewing Machine Supply LLC ...

Страница 92: ... 35 36 37 38 89 From the library of Superior Sewing Machine Supply LLC ...

Страница 93: ... I TROUBLESHOOTING FLOW CHART FOR PROGRAMMING DEVICE NO 39 NO NO NO 90 From the library of Superior Sewing Machine Supply LLC ...

Страница 94: ... E 0 0 switch cord plug and turn power switch on using a tester check between R S T E on the Power supply cord electrical equipment terminal panel and the power plug If continuity exists the cord is OK 3 Blown fuse 0 Remove fuse No 10 and test for conti Fuse No 10 5 4 Fault on la mp LED or cord A I 10 A20 1 1 11 1111 1 111 11111 8 820 5 Defective electrical equipment v v 0 I Q 2 Q l o o s o b o ox...

Страница 95: ...are OK No 6 l No 2 8 No II 8 DC 12V No II ffi DC SV Check for faulty connection between connector pins and cords If the above checks are OK and the machine motor runs at unusually high speeds 4000 5000 rpm replace the DD motor circuit board Power supply equipment Power supply circuit board Connector pin DD circuit board 79 If the machine motor runs at an even speed Control circuit board 75 under 2...

Страница 96: ...t board 4 Fault on control circuit If the above cases are OK change control Control circuit board Page 79 79 board circuit board 75 I Fault on data input switch or cord AI lllllllllltllllll 81 2 Fault on data input lamp LED or cord AI A20 111111111 1111111111 81 820 e 3 Fault on control circuit board 0 Disconnect plug P6 on the intermediate circuit board and check for continuity Al8 818 When data ...

Страница 97: ...ect plug P7 on control circuit Power suppply equipment board and measure the voltage equipment DC 12VL 1 6 Fault on cord No I Ef No 8 If 12V DC OK Check for faulty connector pin contact 0 Disconnect plug P31 for floppy power supply on control circuit board and check for continuity No 3 Ef No 4 8 If needle waves No 2 Ef No I 8 in the maximum magnification range for resistance OK Check for defect in...

Страница 98: ...t plug P34 of the control circuit board and check for continuity AI2 812 If continuity does not exist OK Al3 812 If continuity exists OK 0 Reset connector P34 0 Disconnect plug P22 of extension circuit board and check for continuity CD When depressing work clamp Jifter at JeaSt OQ USUally IXI l is OK 0 Reset connector P30 on control circuit board 95 Replacement parts Page Pressure switch Parts con...

Страница 99: ...E J No 9 8 Page 38 79 73 0 c If approx 50V DC OK 79 11 0 0 0 11 10 0 11 5 0 Check whether the contact of connector Connector pin pin is bad or not 6 Fault on control circuit In other case change control circuit board board I Fault on working of Adjust so the cylinder shaft moves lightly air cylinder Control circuit board Work clamp lifter cylinder c 2 Fault on solenoid valve 0 Disconnect connector...

Страница 100: ... Switch OFF D D coQ ON D D 0 Q Reset connector P30 connecting extension circuit board with control circuit board 0 Remove fuse No I No 9 and No 13 and check for continuity If continuity exists OK If No I No 2 and No 9 are disconnected presser foot does not lift though motor sounds If No 13 is disconneted LED lamp on PMD cercuit board does not illuminate 97 Replacement parts Control circuit board F...

Страница 101: ...in connection When measuring the resistance value always measure from the cord side If the tester rod is inserted into the contacts faulty connections may result 0 Switch off Disconnect pulg P9 on pulse motor circuit board and check their function 0 Switch off Disconnect plug P9 on pulse motor circuit board and measure the voltage I ED 10 8 Approx value 120V DC 5 6 7 8 9 G 10 11 12 13 14 86 7V DC ...

Страница 102: ...ircuit board 1s fault except the Control circuit board board above I Fault of memory disc input Input memory disc Page 75 75 e e C c e e _ r 4 g 8 e o c 4J _ E u Wcu 5 2 Incorrect adjustment of overlimit switch and original point dogu Adjust so that the overlimit switch is de pressed after the initial position limit switch is depressed 16 I Fault on memory disc If another memory disc is input and ...

Страница 103: ...ff Remove plug P21 of the resistor circuit board and check resistance If the tester shows limit it s OK AIO B9 8 3 Fault on control circuit Change control circuit board board I Fault on control circuit Change control circuit board board Refer to 4 I Refer to 9 1 2 Fault on control circuit Change control circuit board board 100 Replacement parts Switch panel assembly L Swith panel assembly L Contro...

Страница 104: ...n 2 Incorrect adjustment of feed 3 Adjust the tension of X axis timing belt Adjust by handling feed so that it can be moved smoothly in the sewing area Refert to 14 Replacement parts Page Switch panel assembly L Control circuit board 79 75 45 v v I Fuse failure 0 Remove fuse No 3 for machine motor Fuse No 3 lOA 2 Fault on code and check continuity If continuity exsists OK 0 Disconnect connections ...

Страница 105: ...ard correctly Replacement parts Motor brush Motor circuit board Control circuit board I Fault on encoder D If synchronization signal output of en Encoder assembly coder is over 4 5V OK 2 Fault on control circuit Change control circuit board Control circuit board board I Fault on encoder Adjust the volume of encoder Encoder assembly 2 Machine toruku is too Adjust the machine head heavy Emergency st...

Страница 106: ...nnector P34 of control circuit board is removed it is OK Adjust thread trimming by dep switch of control circuit board Change the control circuit board when the movable knife cannot move though 28 1 4 are correct Solenoid valve Air mechanisms Control ciucuit board I Fault on encoder 0 If the needle lower signal or the needle up Encoder assembly signal is over 4 5V OK I Incorrect adjustment of Adju...

Страница 107: ...n OK On sprit 86 88 on 86 A9 oon OK Change control circuit board 0 Disconnect the plug P21 on resistor cir cuit board and check continuity as follows B6 A6 If on exsists between 86 and A6 when thread catcher 1s off OK If on exsists between 86 and A6 when thread catcher is on OK Adjust by disconnecting air so that thread catcher can be moved smoothly 0 If the resistance is about 400n between A5 and...

Страница 108: ...n OK 2 Fault on air cylinder Adjust by disconnecting air so that bottom plunger can be moved smoothly 3 Fault on solenoid valve 0 If the resistance is about 4000 between or code A6 and 86 when the connector P34 on control circuit board is disconnected OK l111111j11 1111 rn 81 81S 4 Fault on control circuit Change control circuit board board Refer to 3 1 c 9 2 Control circuit board Change control c...

Страница 109: ...ogramer harness 77 Q c J 2 Improper connection of Reconnect the connector C program circuit board 77 Q connector as c C Q 3 Imporper connection of Reconnect the connector 0 0 key switch circuit board 77 c J C 0 Q C 4 Improper connection of Reconnect the connector 0 s 0 J display circuit board 77 N 40 Refer to 1 1 2 3 Q c 0 0 c J 0 C E a as u Q E Q Q c 106 From the library of Superior Sewing Machin...

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Brother BAS-361, Руководство по обслуживанию

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