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I. IMPORTANT SAFETY INSTRUCTIONS

II. SPECIFICATIONS

Main specifications of the LBH-1790A computer-controlled, lockstitch buttonholing machine

1. Specifications

1) Never operate the machine unless the oiling tank has been properly lubricated.

2) Be sure to remove any dust from the hook or bobbin thread cutting knife section at the end of the day,

and check the amount of oil remaining.

3) Be sure to return the activating pedal to the home position after the machine has started to run.

4) This machine is provided with a machine head tilt detector so that it cannot be operated in the state

that the machine head is tilted. When operating this sewing machine, turn the power switch ON after

setting the sewing machine to the bed base properly.

Sewing speed

Standard speed : 3,600 sti/min (Max. : 4,200 sti/min) (Max. : 3,300 sti/min when dry hook is used)

Needle

DPX5 #11J to #14J

Hook

DP type full-rotary hook

Needle rocking
drive method

Drive by stepping motor

Feed drive method

Drive by stepping motor

Presser lifting drive
method

Drive by stepping motor

Lift of presser foot

14 mm (Optional setting available) Max. : 17 mm (At the time of needle up by reverse run)

Cloth cutting knife
drive method

Motor-driven crank system

Standard sewing
shape

31 kinds

Number of patterns
stored in memory

99 patterns

Motor used

3-phase 200 to 240 V, 370 VA

Noise

- Equivalent continuous emission sound pressure level (L

) at the workstation :

A-weighted value of 81.0 dB ; (Includes ; K

= 2.5 dB) ; according to ISO 10821- C.6.3 -ISO

11204 GR2 at 3,600 sti/min.

Subclass

Major application

Buttonholing of cloth such as men’s shirts, blouses,

work uniforms, ladies' wear, etc.

Buttonholing size

Knife size used :

6.4 to 31.8 mm (1/4' to 1-1/4')

Buttonholing sewing length

Standard : Max. 41 mm

Special type part : Max. 120 mm

Standard : Max. 5 mm

Special type part : Max. 10 mm

Содержание LBH-1790A Series

Страница 1: ...LBH 1790A Series INSTRUCTION MANUAL ...

Страница 2: ...chine 20 3 How to use the pedal 21 4 Input of the presser type 23 5 Performing pattern selection 24 6 Changing needle thread tension 25 7 Performing re sewing 26 8 Winding bobbin thread 27 9 Using the counter 28 10 Using the initial value pattern 30 11 Changing sewing data 31 12 Method of setting sewing data with without edit 32 13 Sewing data list 33 14 Copying sewing pattern 39 15 How to edit ch...

Страница 3: ...needle thread trimmer 62 3 Adjusting the presser bar pressure 63 4 Adjustment of the bobbin presser unit 63 5 Thread tension 64 6 Replacing the fuse 65 VII GAUGE COMPONENTS 66 1 Cloth cutting knife 66 2 Throat plate 66 3 Presser 66 VIII ERROR CODE LIST 67 IX TROUBLES AND CORRECTIVE MEASURES 72 X DRAWING OF THE TABLE 74 XI INITIAL VALUE DATA FOR EACH SHAPE TABLE 76 ...

Страница 4: ... 3 300 sti min when dry hook is used Needle DPX5 11J to 14J Hook DP type full rotary hook Needle rocking drive method Drive by stepping motor Feed drive method Drive by stepping motor Presser lifting drive method Drive by stepping motor Lift of presser foot 14 mm Optional setting available Max 17 mm At the time of needle up by reverse run Cloth cutting knife drive method Motor driven crank system ...

Страница 5: ...elet round type 18 Square radi al type 19 Square semilunar type 20 Square round type 21 Square straight bar tack ing type 22 Square taper bar tacking type 23 Radial semi lunar type 24 Radial round type 25 Semilunar radial type 26 Semilunar round type 27 Bar tacking 28 Bar tacking right cut PANEL DISPLAY PANEL DISPLAY PANEL DISPLAY PANEL DISPLAY PANEL DISPLAY PANEL DISPLAY PANEL DISPLAY PANEL DISPL...

Страница 6: ...Configuration LBH 1790A consists of the following components Power switch Machine head LBH 1790A Operation panel Control box MC 602 Presser lifting and starting pedal Thread stand device Power switch EU type ...

Страница 7: ...ol box with bolts At eight locations Only in the case the reinforcing plates are supplied with the unit as accessories 2 Fix toothed washers and rubber cush ions on control box At four loca tions Tighten the toothed washers so that their height becomes 0 8 mm 3 Fix control box mounting plate with plain washers spring washers and nuts At four locations Fix the mounting plate while fitting the screw...

Страница 8: ...a staple 3 Pass four bed base fixed screws through bed base 4 Set rubber cushions to holes 4 places for fixing bed base and fix bed base 5 Fix head support bar on table 6 Place the main unit of the sewing machine on bed base Then connect the pedal and pedal sen sor with connecting rod supplied with the unit ...

Страница 9: ...on the power box Connect the cable which matches the specifications Table Red Black Green Yellow White Control box Power source cord Plug Power switch GND AC200 V AC220 V AC240 V Connecting three phase 200V 220V and 240V Green Yellow Red White Black Green Yellow Red Black White Never use under the wrong voltage and phase Power indication tag Rating plate For example In the case of 200V ...

Страница 10: ... perform the work by two persons or more when the machine is moved 5 Tilting the sewing machine head When tilting the sewing machine head tilt quiet ly the sewing machine until head support bar comes in contact with it 1 Make sure that sewing machine head support bar is placed on the table before tilting the sewing machine 2 To protect fall down be sure to tilt the sewing machine in a level place ...

Страница 11: ... interfere with hook oil shield plate when tilting raising the former Adjust the mounting of the hook oil shield plate to prevent scattered from the gap between the bed and cover pot 6 Connecting the machine head tilt detector Connect machine head tilt detector with connector located on the machine head side 8 Installing the operation panel Fix operation panel on the table with four wood screws Pa...

Страница 12: ...cover 2 Connect the cord to the connector on the MAIN PCB as illustrated in the figure below 3 Fix the earth cord with setscrew 4 Install control box cover 5 Fix control box cover with the washers spring washers and nuts MAIN circuit board CN49 MAIN INT A CN34 Panel CN40 MAIN INT C CN39 Pedal CN17 Main motor cord CN32 MAIN INT B CN44 CN34 CN39 CN49 CN40 CN32 CN17 CN15 Earth cord Earth cord ...

Страница 13: ...ed When you tilt the sewing ma chine make sure that the sewing machine head support bar is placed on the table 2 Bring the cords under the table into the control box 3 Put the cord brought into the control box through cord exit plate and fix cable clip band 4 Install control box lid with four set screws ...

Страница 14: ...m the disperse of needle breakage When placed longitudinally When placed horizontally Operator Operator 12 Fixing the temporary stop switch The temporary stop switch has been in the state as shown in figure A at the time of delivery Loosen setscrew and set the switch in the state as shown in figure B and fix it with setscrew to gether with setscrew supplied with the machine A B ...

Страница 15: ...od so that two side holes in the thread guide rod face the thread guide Thread guide rod 14 Installing the thread stand 1 Assemble the thread stand and set it in the hole in the top right corner of the machine table 2 Tighten locknut to fix the thread stand ...

Страница 16: ... auxiliary table with four bolts 2 Temporarily fix auxiliary table on the sewing machine bed with two bolts 3 Fix four bolts while removing a clear ance between the sewing machine bed and auxiliary table 4 Fix two bolts while aligning auxiliary table with the top surface of the sewing machine bed ...

Страница 17: ...ated by MAX 2 Adjusting the lubrication for the sewing hook The amount of oil is adjusted with oil amount adjusting screw Amount of supplied oil is reduced when turning the screws clockwise When you first operate your sewing machine after set up or after an extended period of disuse remove the bobbin case and apply a few drops of oil to the hook race In addition apply a few drops oil from oiling h...

Страница 18: ...n case 3 Threading the needle thread Pass the needle thread in the order to as shown in the figures The threading can be done easily by using the needle threader supplied with the machine Change the thread guide threading method according to the thread to be used Synthetic filament thread Cotton thread spun thread Whip stitch Purl stitch Bobbin case Bobbin WARNING To protect against possible perso...

Страница 19: ...mes up Purl stitch Whip stitch 0 05 to 0 15N 0 15 to 0 3N To such an extent that bobbin case quietly comes down when holding thread end coming from bobbin case and shaking it quietly up and down To such an extent that bobbin case barely comes down when holding thread end coming from bobbin case and shaking it somewhat strongly WARNING To protect against possible personal injury due to abrupt start...

Страница 20: ...o protect against possible personal injury due to abrupt start of the machine be sure to start the following work after turning the power off and ascertaining that the motor is at rest Knife size Indication of mm 1 4 6 40 3 8 9 50 7 16 11 10 1 2 12 70 9 16 14 30 5 8 15 90 11 16 17 50 3 4 19 10 13 16 20 60 7 8 22 20 1 25 40 1 1 8 28 60 1 1 4 31 80 1 3 8 34 90 1 1 2 38 10 1 to 2 mm 8 Checking the se...

Страница 21: ... 18 V OPERATION OF THE SEWING MACHINE 1 Explanation of the operation panel switch ...

Страница 22: ...nce and S023 second clearance are displayed alternately ITEM SE LECT key This key is used to select the data No and other kinds of data THREAD TEN SION key This key is used to select the thread tension display Every time this key is pressed the display item is changed over as de scribed below S052 Thread tension at the right parallel section S053 Thread tension at the left parallel section first c...

Страница 23: ...d Select the pattern No you sesire to sew from among these numbers The No with which the pattern has not been registered is not displayed 3 Set the sewing machine to sewing possible state When READY key is pressed SET READY LED lights up to show that the sewing is en abled 4 Start sewing Set the sewing product to the presser portion and operate the pedal to start the sewing machine and sewing star...

Страница 24: ...he pedal type 1 Call the pedal type setting parameter Keep MODE key held pressed for three seconds under the input mode where SET READY LED goes out Then the MEMORY switch level 2 is displayed on the menu Select the target item with ITEM SELECT key and press EDIT key Then the memory switch level 2 edit screen A is dis played When the pedal type selection parameter is not displayed press ITEM SELEC...

Страница 25: ...ing starts when the second step of the pedal is depressed 4 End of sewing Presser automatically goes up to Maximum position Initial position Presser Maximum po sition 1 Setting of sewing product 2 Confirmation of setting of sewing product Presser comes down to Intermediate position when the first step of the pedal is depressed 3 Confirmation of start of sewing Presser comes down to Cloth setting p...

Страница 26: ...n the sewing machine referring to 2 Table of presser type below 4 Input of the presser type Set type 5 when using the presser other than type 1 to 3 Change Presser size width and Presser size length of the memory switch level 1 to adjust to the press er to be used Refer to V 21 Method of changing mem ory switch data p 51 When using type 5 with stitch width of 6 mm or more and 41 mm or more in leng...

Страница 27: ...n screen Pattern No A which is currently selected is displayed 3 Select the pattern Press DATA CHANGE key and the patterns which have been registered are changed over in order and displayed Here select the No you desire to sew 2 Selection by means of the register key For this sewing machine it is possible to register a desired pattern No to the PARAMETER REGISTER key When the pattern is registered...

Страница 28: ...g to the table For the tension other than that at parallel section and bar tacking section refer to V 11 Chang ing sewing data p 31 and V 21 Method of changing memory switch data p 51 For the eyelet radial shape set the bar tacking tension first to ap proximately 120 and make the bal ance of stitches Set value of tension at parallel section and bar tacking section Purl stitch and Whip stitch Purl ...

Страница 29: ...isplayed 1 Release the error Press RESET key to release the error Then step motion screen C is displayed 2 Return the presser to the sewing product setting position Press again RESET key and the presser returns to the sewing product setting position 3 Perform again the sewing work from the start When stop switch A is pressed during sewing operation the sewing machine interrupts sewing and stops At...

Страница 30: ... Once the bobbin is wound with the predetermined amount of thread bobbin winding lever is released Press PRESSER and WINDER key or depress the pedal to stop the sewing machine Then remove the bobbin and cut bobbin thread with thread trimmer retaining plate Press PRESSER and WINDER key and the sewing machine stops and returns to the normal mode Depress the pedal and the sewing machine stops while t...

Страница 31: ...the pictograph B which indicates the counter type in reverse video Press DATA CHANGE key and select the counter you desire from among the kinds of counters below 3 Change of counter set value Press ITEM SELECT key to display the set value C of the counter in reverse video Press DATA CHANGE key and input the set value until count up is reached 4 Change of existing counter value Press ITEM SELECT ke...

Страница 32: ...cle or one continuous stitching is performed the existing value is counted up When the existing value is equal to the set value count up screen is displayed No of pcs DOWN counter Every time one cycle or one continuous stitching is performed the existing value is counted down When the existing value is reached to 0 count up screen is displayed Counter not used 3 Count up releasing procedure When c...

Страница 33: ...ted shape C Select shape C to sew with DATA CHANGE key It is possible to select the shape from among 12 shapes at the time of your purchase However it is possible to select the shape from among maximum 31 shapes by increasing the shape selection level K004 Refer to V 21 Method of changing memory switch data p 51 4 Perform trial sewing Press READY key to set the mode to the sewing mode Then it is p...

Страница 34: ...ch changes numerical value and that which selects pictograph No such as is attached to the data item which changes numerical value Increase or decrease the set value with DATA CHANGE key to change the value No such as is attached to the data item which selects pictograph Pictograph can be selected with DATA CHANGE key For the details of sewing data refer to V 13 Sewing data list p 33 Pictograph sh...

Страница 35: ...setting is enabled If the current mode is the sewing mode press READY key to change over the mode to the input mode 2 Call sewing data with without edit changeover screen Press MODE key Select 05 Sewing parameter edit select Then data edit enable disable changeover screens A and B are displayed 3 Select sewing data you desire to change over Press ITEM SELECT key and select sewing data item C you d...

Страница 36: ...llel section 2 00 to 2 00 0 05 mm S004 Knife groove width left This item sets the clearance between cloth cutting knife and left parallel section 2 00 to 2 00 0 05 mm S005 Overedging width left This item sets the overedging width of left parallel section 0 10 to 5 00 0 05 mm S006 Ratio of right and left shapes This item sets enlargement reduction ratio of right side shape making the knife position...

Страница 37: ...let of eyelet shape 1 0 to 10 0 0 1 mm 1 S015 Number of stitches of eyelet shape This item sets number of stitches in the upper 90 of eyelet shape 1 to 8 1 1 S016 Eyelet width This item sets crossuise size of the inside of eyelet shape Actual needle entry point is the dimension to which S004 Knife groove width left is added 1 0 to 10 0 0 1 mm 1 S017 Eyelet length This item sets lengthwise size of ...

Страница 38: ...S033 Compensation of double stitching width This item sets amount to narrow overedging width of 1st cycle when setting double stitching 0 0 to 2 0 0 1 mm 3 S034 Number of times of basting This item sets number of times of basting 0 to 9 1 time Without basting With basting Setting of number of times S035 Basting pitch This item sets pitch at the time of performing basting 1 0 to 5 0 0 1 mm 3 S036 R...

Страница 39: ...tension 1st cycle of double stitching This item sets needle thread tension at left parallel section of 1st cycle at the time of double stitching 0 to 200 1 2 3 S054 Right parallel section tension 1st cycle of double stitching This item sets needle thread tension at right parallel section of 1st cycle at the time of double stitching 0 to 200 1 2 3 S055 Tension at 1st bar tacking section This item s...

Страница 40: ...his item sets start position of tie stitching in cross wise direction at the start of sewing 0 0 to 2 0 0 1 mm 2 S067 Tie stitching width at the end of sewing This item sets tie stitching width at the end of sew ing 0 1 to 1 5 0 1 mm S068 Number of stitches of tie stitching at the end of sewing This item sets number of stitches of tie stitching at the end of sewing 0 to 8 1 S069 Lengthwise compens...

Страница 41: ...o 2 500 0 025 mm S087 Width of going This item sets width of going side of bar tacking shape Shape Nos 27 28 29 and 30 of S001 0 1 to 10 0 0 05 mm S088 Pitch of coming This item sets sewing pitch of coming side of bar tacking shape Shape Nos 27 28 29 and 30 of S001 0 200 to 2 500 0 025 mm S089 Width of coming This item sets width of coming side of bar tacking shape Shape Nos 27 28 29 and 30 of S00...

Страница 42: ...nvenient to copy the initial value pattern Refer to V 10 Using the initial value pat tern p 30 3 Call copy screen Press COPY key and copy screen A is displayed 4 Select pattern No of copy destination Pattern No B which is not used is displayed Press DATA CHANGE key to select a number to be used for copying When you desire to erase the pattern select the garbage can 5 Start copying When READY key i...

Страница 43: ... the input mode 2 How to invoke the mode screen Press MODE key to display the mode screen operator level Then keep MODE key held pressed for three seconds to display the mode screen service level On each level mode screen the menu items listed in the table below are displayed Display level Menu on the mode screen Operator level Memory switch 1 Version display Communication Regist of parmtr key Sew...

Страница 44: ...with without edit p 32 for details 6 USB format Refer to the Engineer s Manual for details 7 Check parogram Refer to the Engineer s Manual for details 8 Pedal VR adjustment Refer to V 23 How to adjust the pedal variable resistor p 56 for details 9 Adjustment of contrast Refer to V 24 How to adjust the contrast p 57 for details 10 Memory switch 2 Refer to V 22 Memory switch data list p 52 for detai...

Страница 45: ...stration key setting screen can also be displayed by keeping the parameter registration key you want to edit held pressed 3 Select parameter Item B which can be registered to the key is displayed Press ITEM SELECT key to select the item to be registered Items which can be registered are sewing data parameters of memory switches level 1 and pattern Nos In addition when trash can is selected registe...

Страница 46: ...selection is enabled If the current mode is the sewing mode press READY key to change over the mode to the input mode Only under the input mode the continuous sew ing data selection is enabled 2 Select continuous stitching Press ITEM SELECT key to select the continuous sewing screen A Press DATA CHANGE key to select the continuous sewing data No B to be sewn 3 Perform sewing When READY key is pres...

Страница 47: ...point is displayed in reverse video When the edit point is carried to the last piece of data the additional indication pictograph is displayed if there is an available pattern number If you bring the edit point forward further the data name will be the edit point When you press the edit key while the edit point is being selected the edit point data can be changed In the case the edit point is the ...

Страница 48: ... when READY key is pressed insertion of the pattern data is cancelled and the mode changes over to the sewing mode When RETURN key is pressed insertion of the pattern data is cancelled and the mode chang es over to the input mode Input is completed by the steps above For the continuous stitching however input all data within the range of the presser size Error message will be shown when the data e...

Страница 49: ... input mode Only under the input mode selection of the cycle data is enabled 2 Select cycle stitching data Press ITEM SELECT key and patterns which have been registered are changed over and displayed in order Cycle data No and continuous stitching data No which have been registered after the last registered pattern No are displayed Here select the cycle data No which you desire to sew 3 Perform se...

Страница 50: ...video When the edit point is carried to the last piece of data the additional indication pictograph is displayed if there is an available pattern number If you bring the edit point forward further the data name will be the edit point When you press the edit key while the edit point is being selected the edit point data can be changed In the case the edit point is the pattern number The additional ...

Страница 51: ...ed insertion of the pattern data can be cancelled In addition when READY key is pressed insertion of the pattern data is cancelled and the mode changes over to the sewing mode When RETURN key is pressed insertion of the pattern data is cancelled and the mode chang es over to the input mode 6 Creating new pattern data Press COPY key under the input mode to call the copy screen Then press ITEM SELEC...

Страница 52: ...the edit position under selection 3 Changing the character at the edit position Press DATA CHANGE key while the character is being selected the character can be selected Press RESET key to delete the character which is being selected When you keep RESET key held pressed for one second the data name can be deleted Repeat steps 2 and 3 to edit the data name 19 How to change the name of cycle continu...

Страница 53: ... CHANGE key For the details refer to V 22 Memory switch data list p 52 3 Set the function of the plural motions of cloth cutting knife to effective Next press again ITEM SELECT key to call Function of the plural motions of cloth cutting knife D Then set the plural motions of cloth cutting knife to the effective status with DATA CHANGE key For the details refer to V 22 Memory switch data list p 52 ...

Страница 54: ...s screen the memory switch data level 2 can be selected 3 Select memory switch data to change Press ITEM SELECT key and select the data item which you desire to change 4 Change data There are one data item to change the numerical value and the other data item to select the pictograph in the memory switch data No such as is attached to the data item to change the numerical value Set value can be ch...

Страница 55: ...sion of basting for sewing together setting 0 to 200 1 60 U009 Soft start speed setting 1st stitch 400 to 4200 100 sti min 800 sti min U010 Soft start speed setting 2nd stitch 400 to 4200 100 sti min 800 sti min U011 Soft start speed setting 3rd stitch 400 to 4200 100 sti min 2000 sti min U012 Soft start speed setting 4th stitch 400 to 4200 100 sti min 3000 sti min U013 Soft start speed setting 5t...

Страница 56: ...edle thread trimming motion start distance Distance from the start of sewing to the start of needle thread trimmer release motion is inputted 0 to 15 0 0 1 mm 1 0 mm U024 Bobbin thread trimming motion start distance Distance from the start of sewing to the start of bobbin thread trimmer release motion is inputted 0 to 15 0 0 1 mm 1 5 mm U025 Counter updating unit Unit to update sewing counter is s...

Страница 57: ...cally limited to 3300 sti min 400 to 4200 100 sti min 3600 sti min K008 Compensation of unsteady needle thread tension Output value of needle thread tension is wholly offset and compensated 30 to 30 1 0 K009 Output time of needle thread tension changed value When data related to needle thread tension is changed the changed value is output as long as the set up time 0 to 20 1s 0s K010 Function of o...

Страница 58: ...bbin thread trimmer at the start of sewing This item sets the amount of releasing the bobbin thread trimmer at the statrt of sewing 0 to 15 1 pulse 8 K022 Presser lifter speed This item sets presser lifter speed 1 to 3 3 K023 Work clamp error detecting position E083 The height at which the work clamp height error is detected is set If it is set at zero 0 the error will not be detected 0 to 10 0 0 ...

Страница 59: ...dal variable resistor value is changed and displayed in reverse video successively Select the target destination of registration The destination can be selected from the five ones shown in the table at the right 3 Registering the pedal variable resistor value Press EDIT key to register and display the pedal variable resistor value on the selected destination of registration When you press DATA CHA...

Страница 60: ... contrast adjustment screen A is dis played 2 Adjusting the contrast The contrast can be adjusted in five steps from 0 brightest to 4 darkest by pressing DATA CHANGE key 24 How to adjust the contrast Operation of the data change key can be disabled by setting the key lock Refer to the Engineer s Manual for how to invoke the key lock setting function and how to set the key lock 25 How to set the ke...

Страница 61: ...ch as stitch shape cloth trimming length and bartacking width created with the sewing machine Vector form data VD00 XXX VDT Data on needle entry points created with the PM 1 The data form is commonly used among JUKI sewing machine 3 Selecting the communication direction Press ITEM SELECT key to display pic tograph A which shows the communication direc tion selection Press DATA CHANGE key to select...

Страница 62: ... 59 4 Selecting the number Press ITEM SELECT key to select file No B to be read Press DATA CHANGE key to select file No C to be written Press set READY key to write the data in file No C B C ...

Страница 63: ...inal on the IP panel until it will go no further Do not turn the power OFF while the data on the USB flash drive is being accessed USB specifications Conform to USB 1 1 standard Applicable devices 1 Storage devices such as USB memory USB hub FDD and card reader Not applicable devices CD drive DVD drive MO drive tape drive etc Format supported FD floppy disk FAT 12 Others USB memory etc FAT 12 FAT ...

Страница 64: ...ge into the gap between the bottom end of the needle bar and the throat plate where the bottom end of the needle bar touches the top of the part 2 B of the timing gauge 3 Loosen setscrew C of the hook sleeve and align blade point of the sewing hook with the center of needle hole Make adjustment so that a clear ance of approx 0 05 mm is provided between the needle and the blade point of the hook 1 ...

Страница 65: ... needle thread trimmer 1 Adjusting the thread grasping force of the needle thread trimmer If the needle thread trimmer fails to provide consis tent thread grasping force the needle thread can slip off at the beginning of sewing 1 If the thread grasping force of the needle thread trimmer has reduced loosen setscrews and detach needle thread trimmer 2 Slightly bend the top end of thread presser spri...

Страница 66: ...NG To protect against possible personal injury due to abrupt start of the machine be sure to start the fol lowing work after turning the power off and ascertaining that the motor is at rest The presser bar pressure should be set on a pattern by pattern basis 1 Set the mode to the input mode Under the input mode where SET READY LED goes out change of the pattern is enabled If the current mode is th...

Страница 67: ...and turn it Turning it clockwise will increase the pressure of the thread take up spring Turning it counterclockwise will decrease the pressure 2 Adjusting the thread take up amount of the thread take up lever The thread take up amount of the thread take up lever should be adjusted in accordance with the thickness of the sewing products so as to obtain well tightened stitches a For heavy weight ma...

Страница 68: ...g machine has stopped 2 Draw the power cord from the power recep tacle after confirming that the power switch is turned OFF Then wait for more than 5 minutes 3 Remove four screws fixing the rear cover of the control box Then slowly open the rear cover 4 Grasp the glass section of the fuse to be re placed and remove it 5 Use the fuse with the specified capacity F1 fuse 5A For DC 60V power protectio...

Страница 69: ...M B2702047M00A 11 16 17 5 A B2702047A00 3 4 19 1 N B2702047N00 7 8 22 2 P B2702047P00 1 25 4 Q B2702047Q00A 1 1 4 31 8 S B2702047S00A Stitch width 5mm Marking AxB 6mm Marking AxB Type Standard S 40004350 S5 1 4x6 2 40004351 S6 1 4x7 4 For knits K 40004352 K5 1 2x6 2 40004353 K6 1 2x7 4 1 4x25 2 5x35 3 5x41 5 5x120 5x70 Type Standard S B1552781000A B1552782000 B1552783000 40008658 5x120 14523708 5x...

Страница 70: ... OFF the pow er Previous screen E019 File size over File size to be read in is too large Possible to recover by reset Previous screen E022 File No error There is no designated file in the server or external media Possible to recover by reset Previous screen E023 Detection of step out of presser lifting motor When step out of motor is detected at the time when presser lifting motor passes origin se...

Страница 71: ...Interference of knife lowering command with thread trimming motion When inserting position of knife command is improper and knife command interferes with thread trimming motion in case of motion by data from external input device Possible to recover by reset Standard screen E302 Machine head tilt or hook cover opening In the case the machine head tilt detection signal is ON Possible to recover by ...

Страница 72: ...Sewing data edit screen S067 Tie stitching at sewing end width During continuous sewing Standard screen E494 Presser size over of tie stitching at sewing start When stitching data of tie stitching at sewing start exceeds presser size Possible to re en ter after pressing reset key During individual sewing cycle sewing Sewing data edit screen S064 Tie stitching at sewing start width During continuou...

Страница 73: ...the power E802 Power instantaneous cut detection When input power is instantaneously OFF Turn OFF the power E811 Overvoltage In the case the input power source voltage current is equal to or more than the specified value Turn OFF the power E813 Low voltage In the case the input power source voltage current is equal to or less than the specified value Turn OFF the power E901 Abnormality of main sha...

Страница 74: ...rn OFF the power E916 Abnormality of communication between main CPU and main shaft CPU When abnormality occurs in communication Turn OFF the power E918 Abnormality of temperature of heat sink for main control p c b When temperature of heat sink of main control p c b is 85 C or more Turn OFF the power E943 Defectiveness of EEP ROM of main control p c b When data writing to EEP ROM is not performed ...

Страница 75: ...trimmer is too high 3 Stroke of thread take up spring is too large Increase the thread tension at parallel sec tion Lower the needle thread trimmer to such an extent that it does not come in contact with the presser Decrease the stroke of thread take up spring 25 62 64 5 Needle thread appears on the wrong side of material at bar tacking section in dumpling condition 1 Bar tacking thread tension is...

Страница 76: ... Check whether needle comes in contact with the blade point of hook 3 Check whether needle thread trimmer comes in contact with needle when it opens 4 Check whether needle comes in the center of the needle hole of throat plate 5 Needle stop position is too low and needle comes in contact with needle thread trimmer when it closes Replace the needle Adjust the needle to hook timing Adjust the instal...

Страница 77: ...stopper for drawer B 4 ø2 0 5 depth 10 on the bottom surface Stand installing hole C ø16 0 5 depth 30 D 4 8 drilled hole E 50 drilled hole F 4 ø3 0 5 depth 20 G 30 drilled hole H 3 ø2 0 5 depth 10 on the bottom surface Main switch installing position I 17 drilled hole J Right side H I J Z Z at 6 locations ...

Страница 78: ...awer B 4 ø2 0 5 depth 10 on the bottom surface Stand installing hole C ø16 0 5 depth 30 D 4 8 drilled hole E 50 drilled hole F 4 ø3 0 5 depth 20 G 30 drilled hole H 3 ø2 0 5 depth 10 on the bottom surface Main switch installing position I 17 drilled hole J Right side K 2x2 drilling depth 10 undersurface Position of the 2 pedal switch H I J Z Z at 6 locations K ...

Страница 79: ... 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 S042 Compensation of right side position of basting mm 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 S044 Speed setting of basting sti min 2000 2000 2000 2000 2000 2000 2000 2000 2000 2000 2000 2000 2000 2000 2000 2000 2000 2000 2000 2000 2000 2...

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