artisan 797 AB-800 Operator'S Manual Download Page 1

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Summary of Contents for 797 AB-800

Page 2: ...USTMENT OF THE HOOK LUBRICATION 8 13 ADJUSTMENT OF OIL PUMP 8 1 HOW TO WIND THE LOWER THREAD 10 18 HOW TO ATIACH ANEEDLE 10 19 HOW TO ROUTE THE UPPER THREAD 11 20 ADJ USTMENT OF STITCH LENGTH AND REVERSE SEWING 11 23 LOWER THREAD TENSION 12 24 ADJUSTMENT OF PRESSER PRESSURE 12 25 FEED DOG HEIGHT 13 26 ADJUSTMENT OF FEED DOG INCLINATION 13 27 ADJUSTMENT OF STITCH LENGTH AND FORWARDIBACKWARD 13 28 P...

Page 3: ...1 TOUCH BACK DETECTOR MECHANISM 42 J On LUBRICATION MECHANISM 44 K ACCESSORIES 46 2 ...

Page 4: ...t fingers into the thread take up cover under around the needle or pulley when the machine is in operation 6 If a belt cover finger guard eye guard are installed do not operate the machine without these safety devices 2 Precautions before starting operation I Never operate the machine before filling the machine s oil pan 2 When a new sewing machine is first turned on verify the rotational directio...

Page 5: ...tomatic lubrication Large Large c Lubrication system Automatic Thread trimmer 0 X Touch back 0 5 Power cable connection I Connection to power supply Each connector plug should be completely set in the corresponding receptacle of the control box afler checking the connector shape and mating direction I When a three phase motor is used connect U phase to the red lead V phase to the white lead phase ...

Page 6: ...l be bwned Note The work lamp must not be connected in parallel to any heater such 8 Nl foot warmer 3 Direction of rotation To change motor rotation direction remove the rubber cap see Fig 3 at the bottom left of the motor front coyer and push the internal direction selector switch Rotation direction has been set to countercloch Wise as seen from the motor pulley before shipment Routing the machin...

Page 7: ...position If the marks deviate more than 3mm adjust as follows 1 Disconnect the plug 12 pins fr0rr the control panel 2 Run the machine and stop in the UP position 3 While holding the pulley insert the adjusting tool into the two holes marked A then rotate the pulley 2 Adjustment of DOWN position When the pedal is returned to the neutral position the machine stops in the DOWN position If the marks d...

Page 8: ...ann Knee lifter lever Link Shoulder screw Fig 8 10 Lubrication Fig 9 Pour oil up to position A of the oil tank Dming operation check the oil level periodically and in cases where the oil level is below position B replenish the oil supply up to position A Use white spindle oil Oil check window Knee lift pin Fig 1 11 Condition of oil lubrication Fig lO While operating the machine check the condition...

Page 9: ... from the hook 18 Decrease Increase Fig H By pass hole Fig 12 13 Adjustment of oil pnmp 00 12 The standard adjustment is as follows The adjusting plate keeps the bypass hole fully closed To decrease splashing open the bypass hole appropriately 14 Periodical cleaning Fig 13 Fig 14 Fig 15 Clean the feed dog hook and oil pump periodically Maintenance ofmoter Remove dust from the motor filter every on...

Page 10: ...t ot be wired to a starburst connection 8 When manipulating the switch in the control box first turn off the power switch then open the front cover Fig 16 If you have to open the bottom cover wait for 10 minutes after the power switch has been turned off slnce a high voltage is applied inside the box This is vital to discharge the built in capacitors 9 Use the motor away from high noise sources su...

Page 11: ...th an amount 4 5 of fully capacity o I Winding mount adlusting screw Fig I7 18 How to attach a needle Fig I8 Note Before attach the needle be sure to turn the power switch off Note If thread snapping occurs during reverse sewing with polyester it may be avoided by fitting the needle with the long groove shifted to the front side Normally avoid fitting the needle with the groove facing backward Ins...

Page 12: ...ch length and reverse sewing Fig 20 l To change the stitch length rotate the stitch length adjusting dial while pressing the push lever 2 Pressing the stitch length adjusting lever for reverse stitching Stitch length adjusting dial Fig 20 Push button 2L Adjusting the thread tension Fig 21 o x d 43 o 3it AJiwell balanced II stitch The upper thread is too tight or lower thread IS too loosp x 2 The u...

Page 13: ...rength and operating range of thread take up spring Thread tension spring Thread tension nut Fig 22 Fig 23 23 Lower thread tension Fig 23 Lower thread tension can be adjusted by rotating sere v A 24 Adjustment of presser pressure Fig 24 1 Pressure should be adjusted according to the material to be sewn 2 Pressure on both the walking foot and the presser foot can be adjusted 3 Sewing pressure shoul...

Page 14: ... shaft Feed dog Horizontal M Nibb Standard 8 Up Front up MAX e Down Frontdown MAX l Looscn thc screw A Rotate the eccentric shaft clockwise or cowlterclockwise ovith screw driver 3 Tighten the scrc 27 Adjustment of stitch length and fOlWard backward sewing Fig 27 l Loosen the set screws locatcd in the bracket 2 Rotatc the stitch length adjusting pin until the desired length is reached as follows 1...

Page 15: ...The alternating movements can be readjusted up to 2 0 5 0mm 2 To change the balance of the alternating movements bem een the walking foot and presser foot Fig 30 Presser foot Upper feert litllng rock shaft crank Rubber plug Alternating movement adjusting dial Matching mark d I 1 1rJ II 1 Fig 29 Fig 30 I To increase the rise of the walking foot and decrease the rise of the presser foot CD Remove th...

Page 16: ...ed regulator stud held as explained is step I above adjust the feed regulator bracket This adjustment should insure a clearance of l2rnm between the periphery of pin B located on the feed regulator bracket and the top cover mounting face located on the ann Tighten screw C Feed regulator bracket IZmm 4 Feed pitch adjustment of walking foot Fig 32 The ratio of the upper feed amount of the walking fo...

Page 17: ... concealed care should be taken when adjusting 1Sl screw Upper shaft Upper eccentric feed Bevel gear for Eccentric lifting cam upper shaft feed cam Top cover Rubber plug Fig 33 31 Adjustment of thread trimmer mechanism 1 The thread trimmer mechanism illustrated as Fig 34 Thread trimmer solenoid lIi iJ Twist spring L _ _ I F ed blade bracket un ll _ l l base unit J Collar Thread guide Thread trimme...

Page 18: ...e put through the drive arm 3 Cam follower crank 1 must be positioned as illustrated to the right and secured on the recess located on the knife driving shaft 4 The stopper must be secured on the recess in such a way that the knife driving shaft is snug and smoothly rotates in the shaft direction Fig 36 4 Installing the thread trimmer solenoid unit Fig 37 1 Operation stroke of the thread trimmer s...

Page 19: ...hing mark on the arm e2 With the thread trimmer solenoid activated rotate the thread trimmer cam forward until the caUl makes contact with the roller Then secure the cam e3 With the thread trimmer solenoid deactivated allow the cam follower crank 2 to return to its original position This should create a clearance of O 5mm I Omm between the cam and roller end This distance is standard I Matching ma...

Page 20: ...When the movable knife left has moved to its farthest distance the standard engagement of I 1 Fixed blade the blade is 1 5mm 2 0mm The engagement can be adjusted by properly mounting the drive arm 3 Adjustment of knife engagement pressure a If a thread is poorly cut particularly when it is thick slightly increase the engaging pressure This should solve the problem b The engaging pressure can be ad...

Page 21: ...CL24 25 37 8 I JJ 1J v _ V JL 26 A ARM BED AND ITS ACCESSORIES 1 61 59 i 20 ...

Page 22: ...ber plug 2 2 A19 H6031B8001 Rubber plug 1 I A20 H6032B8001 Rubber plug I I A21 H6020B8001 Upper feed lifting regulator cam 1 1 A22 HA600C2020 Thread take up cover 1 1 A23 HAlOOB2110 Set screw I I SM11 64 40 x5 5 A24 HA300B2100 Rubber plug I I A25 H005008060 Spring washer 3 3 GBff936 A26 HAlOOB2220 Leg 3 3 A27 HA71OB0671 Pre tension adjusting nut I I SM1l 64 40 A28 HA71OB0672 Thread tension spring ...

Page 23: ...Al15B0708 Screw 1 1 SM9 64 40 x6 A5l HA607B0671 TIrread guide 1 1 A52 HAl 24B0713 Screw 2 2 SM3132 56 x2 2 A53 HAl24B07l2 Plate spring for slide plate 1 1 A54 H68l2B800l Slide plate 1 1 AS5 HA500B2030 Needle plate 1 1 A56 HlOOOB2050 Screw 2 2 SMll 64 40 x8 85 AS7 HA700B2030 Screw 2 2 SMl1l64 40 x20 AS8 H5341B8001 Screw 1 1 SMll 64 40 x26 A59 H60l3B800l Face plate 1 1 A60 H6008B8001 Arm 1 1 A6l R60...

Page 24: ...B SEWING MECHANISM 3 4 39 34 5 341 36 38 lbtJ 37 b 40 16 5 4 l 11 6 q 43 44 41 42 34 34 8 7 23 ...

Page 25: ... H6011C8001 Upper shaft bushing upper 1 1 1321 H6013C8001 Upper feed lifting carn 1 1 1322 H6016C8001 Upper feed rock crank left I 1 1323 H601SC8001 Balance weight 1 1 1324 HA IOOD2040 Upper shaft bushing middle 1 1 B2S HA3411D308 Screw 1 I 1 SM1S 64 28 x7 1326 HAl 08G066 I Collar for upper shaft 1 1 1327 HA105D0662 Screw 2 2 SM1 4 40 x4 B28 HAl12D3012 C type retaining ring 1 20 1 1329 H6020C8001 ...

Page 26: ...B SEWING MECHANISM Fig No Part No Description Q 00 00 0 g 00 00 0 g Remarks 844 845 846 H60lOC800I HA704C0653 HA7121CI04 Upper shaft Felt Oil amount adjusting pin assay 1 I 1 I 1 1 25 ...

Page 27: ...38 49 23 25 4 C FEEDING AND FEED LIFTING LOWER SHAFT MECHANISM 14 15 12 13 J C G 11 3 26 ...

Page 28: ...8001 Feed rock shaft crank right 1 1 C19 H6009D8001 Pin 1 1 C20 H6006D8001 Feed rock shaft 1 1 C21 HA105D0661 Collar for feed rock shaft 2 2 C22 HA105D0662 Screw 4 4 SM1 4 40 x4 C23 HA100G2040 Bushing for feed rock shaft 1 1 C24 HOO7009150 C type retaining ring 1 1 GBff894 115 C25 HA900E2030 Bobbin case 1 C25 HA600E2080 Bobbin case 1 C26 HA600E2060 Bobbin 1 1 C27 HAlOOE2150 Screw 1 1 SMl1164 40 xl...

Page 29: ...E2040 Guide plate 1 1 C43 HAl04P0654 Screw 1 1 SM15 64 28 xlO C44 HA705K0661 Feed lifting rock shaft crank right 1 1 C45 HAI04GOO12 Screw 2 2 SM3 16 28 x12 C46 HAl00G2070 Pin 1 1 C47 H6013D8001 Feed lifting rock shaft 1 1 C48 HAlOOG2I20 Bushing for feed lifting shaft 1 1 C49 HAl00G2130 Washer 1 1 C50 HA7I OE0692 Screw 2 SMl 4 40 xlO C5l HA7lOE069l Thread trimmer cam 1 ...

Page 30: ...42 c Y D STITCH REGULATOR MECHANISM 5 8 dr g 1 10 1 12 17 14 13 A 50 16 25 27 O J l 28 Yif d I 0 22 l 23 29 r f 24 30 I Q o 31 39 38 37 32 I g 40 3334 g r 41 35 I 36 49 I M 48 P 6 47 45 29 ...

Page 31: ...2 Dl9 HA113F0684 Screw I I SM15 64 28 x8 5 D20 H6009E8001 Feed regulator I I D21 H6018E8001 Spring retainer I I 022 HCOl360 O ring I I GB3452 1 36 D23 H6015E8001 Bracket I I D24 HA100E2150 Screw 4 4 SMI1l64 40 xlO D25 HAlOOF2090 Spring for stopper pin I I D26 HA700F2030 Stopper pin I I D27 HA113F3022 O ring I I D28 H6017E8001 Feed regulator pin I I D29 HA109F0674 O ring I I D30 HA720F068I Screw ba...

Page 32: ...00 00 0 Remarks D44 D45 D46 D47 D48 049 050 HAIOOF2130 H6023E8001 HA800F2010 HA800F2020 HA806C0675 HA806C0674 H6011E8001 Screw Spring Spring holder Screw Spring holder Coil spring Link for reserve feed I I I I I I 1 1 I I I I I 1 SMIS 64 28 xI4 S SMI5 64 28 x13 5 31 ...

Page 33: ...E UPPER FEED ROCK SHAFT MECHANISM 15 21 22 23 32 ...

Page 34: ...r feed rock shaft 1 1 E09 HA10SG J661 Collar 1 1 E10 HA105D0662 Screw 2 2 SM1I4 40 x4 Ell H601SFSOO1 O ring 1 1 EI2 H6013FSOOI Upper feed rock shaft crank right I I EI3 H2010JOO66 Nut I I SM9 32x2S EI4 H6014FSOOI Feed driver connecting rod I I EI5 H20 I2N0066 Screw I I SM9 32 2S x7 EI6 HA3411D30S Screw I I SM15 64 2S x7 EI7 H6010FSOOl Hinge pin 1 I EIS H6015FSOOI Feed connecting lever I I EI9 H200...

Page 35: ...18 3 F UPPER FEED LIFTING ROCK SHAFT MECHANISM l2 y 25 fP 1 27 33 22 28 26 29 32 31 30 34 14 46 17 J 35 36 37 38 I 39 L 40 4 4 41 1 1 I 45 J 1 47 44 48 34 42 ...

Page 36: ... 1 SM15 64 28 xlO F17 HAl00G2040 Bushing for upper feed shaft 2 2 F18 H6019G8001 Upper feed regulator shaft 1 1 F19 H6021G800l Spring 1 1 F20 HA108G0661 Collar 1 1 F21 HA105D0662 Screw 2 2 SM1 4 40 x4 F22 H2004J0662 Screw 2 2 SM1 4 40 x5 F23 H6023G8001 Link for feed lifting rock shaft 1 1 F24 HOO7013060 E type ring 2 2 GBrT896 6 F25 H6022G8001 Pin 1 1 F26 H6024G800l Bell crank 1 1 F27 H6027G8001 L...

Page 37: ... Fig No Part No Description Q I 00 00 0 00 00 0 Remarks F44 F45 F46 F47 F48 H2000I2050 H2000N0040 HAlllG0683 H2000NOO30 H2000NOOlO Screw Washer Screw Walking foot guide bracket Walking foot 3 2 2 1 1 3 2 2 1 1 SM9 64 40 x8 SMll 64 40 x12 I 36 ...

Page 38: ...G PRESSER FOOT MECHANISM 51 6 3 14 15 IQ J 12 1Il1t 25 19 26 1 61 27 28 37 ...

Page 39: ...SMI5 64 28 x5 2 G12 H6016H8001 Knee lifter lever I I Gl3 H6009H7101 Presser bar lifting cam I I G14 HA305E0662 Screw 2 2 SMI5 64 28 x4 5 G15 H6008H8001 Spring I I G16 H6007H8001 Presser bar lifting shaft I I G17 HA300H2080 a ring I I G18 H6006H8001 Presser bar lifter I I Gl9 H6018H8001 Knee lifter connecting rod I I G20 HA107HI013 Screw i 1 I SMI1l64 40 x6 5 G21 H6014H8001 Knee lifter lever left 1...

Page 40: ...ANISM 11 I I J 10 lf f I c u 1 i 1 i 1 2 I 3 1 I I 4 I V 4 20 5 s f3 6 21 7 23 24 14 8 22 40 25 9 28 41 g 26 39 14 27 14 f o V f 37 _ or P O 48 49 36 l I b 29 1 47 45 46 34 11 31 30 35 1 1 G 44 34 4 42 43 13 11 33 b 1 50 32 30 39 ...

Page 41: ...5J8001 Flexible wire I Hl8 HA300H2080 O ring I Hl9 H6004J7lOl Flexible wire assay 1 H2O HOO3003050 Nut 2 GBIT6171 M5 H21 HA712N69I3 Holder 1 H22 HA7121N604 Screw I SM9 64 40 x8 5 H23 HA7121N704 Nut 1 SM9 64 40 H24 HA712lNl04 Bracket for fixed blade I H25 H22l21H204 Thread guide 1 H26 HA731lCH06 Screw I SM9 64 40 x8 H27 HA7l2lN304 Screw 1 SM9 64 40 x5 H28 H2212IHl04 Fixed blade 1 H29 HA704Nllll Kni...

Page 42: ...0I 00 00 0 00 00 0 Remarks H44 H45 H46 H47 H48 H49 H50 HA71ON0682 HAl13F0684 HA709N0671 HA700NOllO HA105D0662 HA715NOO71 HA741lNI1O Lever stopper plate Screw Stopper Coil spring Screw Collar Screw I I I I I I I SMI5 64 28 xll 3 SM1I4 40 x4 SMI5 64 28 x23 41 ...

Page 43: ...I TOUCH BACK DETECTOR MECHANISM 37 jl r35 I In 30 32 I MW I I I V 21 L e 28 _ 27 42 ...

Page 44: ...Insulator set 1 116 HA705QOO65 Ground wire 1 117 HA708P0668 Cord holder 2 118 H6009K8001 Solenoid assay for touch back 1 119 H200610672 Gasket 1 120 H6010K8001 Ann side cover 1 121 HA300C2030 Screw 7 SMl1 64 40 x8 122 H6011K8001 Gasket 1 123 H007013040 E type ring 2 124 HA712N0692 Pin 1 125 H6012K8001 Stud screw 1 126 H2204G0652 Rubber ring 1 127 HA703ROO65 Detector bracket assay 1 128 HA703R0067 ...

Page 45: ...J OIL LUBRICATION MECHANISM 26 25 18 24 21 20 11 r 4 11 5 y 19 1B 21 20 7 8 9 10 15 11 14 12 13 l A 13 44 6 ...

Page 46: ...70 Oil adjusting plate 1 1 JI2 HAlO0I2050 Spring washer 1 1 3 5 Jl3 HAI00I2040 Screw 3 3 SM1 8 44 xI3 Jl4 HAl1II0065 Oil pump filter 1 1 Jl5 HAI13I0661 Bushing 1 1 Jl6 H601418001 Lower shaft oil tube 1 I 117 HA110E0672 Oil pipe for lower shaft bushing 1 1 SMll2 28 JI8 H601818001 Oil return tube 1 1 Jl9 HA300I2030 Oil return tube clip 1 1 J20 HA300E2030 Oil adjusting screw 1 1 SM15 64 28 x25 5 121 ...

Page 47: ...l J __ 51 53 18 l42 t I I w_ c I I t i I 19 o K ACCESSORIES 1 t f 5 6 2 e 16 15 14 11 10 b 10 13 12 45 r 46 I 47 j J 48 9 4 50 52 46 ...

Page 48: ...8 HA905S0066 Bobbin winder assay I I K19 HA300J2170 Oil tank 1 1 K20 HAlO012 I80 Cover 1 1 K21 HA300J2070 Screw driver large 1 1 K22 H6017L8001 Screw 2 2 SMl 4 24 xlO 7 K23 H6005L800 I Link 1 1 K24 H6006L8001 Knee lifter driving crank 2 2 K25 HA10610664 Bolt 3 3 SM5 16 18 x13 K26 HA10610667 Bolt 1 1 SM15 64 28 x8 K27 HAI06J0666 Knee lifter plate stopper 1 1 K28 HAI06J0665 Knee lifter plate 1 1 K29...

Page 49: ...No Part No Description Ci I 00 00 crl 0 00 00 crl 0 Remarks K44 K45 K46 K47 K48 HAI06J0661 HA600J2060 HA600J2040 HA600J2050 HA600J2030 Knee lifter lifting pin Gasket Screw Drainage tube Oil bottle 1 I I I I I I I I 1 48 ...

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