Instruction/ maintenance manual of the product HE-800A Brother
Go to page of 118
HE-800A ELECTRONIC LOCKSTITCH BUTT ON HOLER.
HE-800A i Thank you very much for buying a BROTHER sewing machine. Before using your new machine, please read the safety instructions below and the explanations given in the instructi on manual.
HE-800A ii 2. Notes on safety DANGER Wait at least 5 minutes after turning off the power switch and disconnecting the power cord from the wall outlet before opening the face plate of the control box. Touching areas where high voltages are present can result in severe injury.
HE-800A iii CAUTION Sewing This sewing machine should only be used by opera- tors who have received the necessary training in safe use beforehand. The sewing machine should not be used for any applications other than sewing. Be sure to wear protective goggles when using the machine.
HE-800A iv 3. Warning labels The following warning labels appear on the sewing machine. Please follow the instructions on the labels at all times when using the machine. If the labels have been removed or are difficult to read, please contact your nearest Brother dealer.
HE-800A v 4404M Finger guard Belt cover Belt cover plate Thread take-up cover Eye guard.
HE-800A CONTENTS 1. NAME OF EACH PART ........................ 1 2. SPECIFICATIONS ................................ 2 2-1. Specifications ................................................. 2 2-2. Standard sewing pattern list ...........................
HE-800A 9.CLEANING AND MAINTENANCE ......... 69 9-1. Cleaning ......................................................... 69 9-2. Draining the oil ................................................ 70 9-3. Cleaning the control box air inlet port .........
HE-800A 1. NAME OF EA CH PART 1 㧝 . NAME OF EACH P ART (1) Power switch (2) Control box (3) Operation panel (4) Treadle (5) AC servo motor (6) Stop switch (7) Spool stand (8) Pulley (9) Tens.
HE-800A 2. SPECIFICATIONS 2 㧞 . SPECIFICA TIONS 㧞 - 㧝 . Specifications Main use Buttonhole size -2 Buttonholes for clothing s uch as dress shirts, blouses, work clothes and w omen's clothes -3 Buttonholes for knitted garments such a s knitted underwear, sweaters, ca rdigans and jerseys A: Max.
HE-800A 2. SPECIFICATIONS 3 㧞 - 㧞 . Standard sewing pattern list [1] Rectangle [2] Radial [3] Round [4] Straight bar tack [0] Free (Combinations of rear tack shape s and the front tack sha.
HE-800A 3. OPTIONAL PA RTS 4 㧟 . OPTIONAL P ARTS 㧟 - 㧝 . Special needle plate This needle plate uses the elasticity of rubber to prevent the cutter from getti ng stuck and not returning. It also helps to keep the cutter blade sharp. * The standard cutter can be used.
HE-800A 3. OPTIONAL PA RTS 5 㧟 - 㧟 . Standing operation pedal Parts name Parts code Three pedals <Except for Europe> J80380-040 <For Europe only> J80380-0E0 Harness for standing operation pedal S47750-000 㧟 - 㧠 .
HE-800A 3. OPTIONAL PA RTS 6 㧟 - 㧡 . Tape guard Tape guard winder assy S50346-001 Tape winder assy 143767-102 Tape guard assy S51896-001 2042Q.
HE-800A 4. INSTALLATION 7 㧠 . INST ALLA TION CAUTION Machine installation should only be carried out by a qualified technician. Contact your Brother dealer or a qualified electrician for any electrical w ork that may need to be done. The sewing machine weighs approx imately 56 kg.
HE-800A 4. INSTALLATION 8 [Horizontal positioning] 㧠 - 㧞 . Installing the motor Install the motor (1) with the three bolts (2), fla t washers (3), spring w ashers (4) and nuts (5).
HE-800A 4. INSTALLATION 9 㧠 - 㧟 . Installing the flange nut Install the four flange nuts (1) to the und erside of the work table. Note: When the machine head is positioned horizontally, some flange nut installation locations may be inaccessible after the control box has been installed.
HE-800A 4. INSTALLATION 10 㧠 - 㧡 . Installing the power switch 1. Install the power switch (1) with the two screws (2). 2. Secure the power sw itch (1) cord and the motor (4) cord with the six staples (3). 㧠 - 㧢 . Installing the bed base 1.
HE-800A 4. INSTALLATION 11 㧠 - 㧣 . Installing the machine head 1. Place the two bed hinges (1) so that they are level as shown in the illustration at left, and t hen place the machine head gently on top of the bed base (3) so that the cables (2) do not get clamped.
HE-800A 4. INSTALLATION 12 㧠 - 㧥 . Installing the operation panel The operation panel can be installed to either the top or bottom of the w ork table. 1. Install the rear frame (1) to the work table (top or bottom) with the four wood screws (2).
HE-800A 4. INSTALLATION 13 㧠 - 㧝㧝 . Connecting the cords The harness is connected in the same way regardless of whether the machin e head is positioned horizontally or vertically. 㧠 - 㧝㧝 - 㧝 . Connecting the ground wire CAUTION Be sure to connect the gro und.
HE-800A 4. INSTALLATION 14 㧠 - 㧝㧝 - 㧟 . Connecting the motor harness 1. Pass the motor harness (1) through the cord bush (2). 2. Connect the connectors (3). 3. Secure the motor harness (1) w ith staples. 4. Securely insert each of the connectors (4 ) – (8) as indicated below.
HE-800A 4. INSTALLATION 15 6. Securely insert each of the connectors (11) – (13) as indicated below. Harness Mark Main P.C. board indication (11) Synchronizer <5-pin> M3 P3 㧔 SYNC 㧕 (12) Home position sens or <12-pin> M11 P11 㧔 ORG 㧕 (13) Stop switch <11-pin> M10 P10 㧔 HEAD 㧕 7.
HE-800A 4. INSTALLATION 16 㧠 - 㧝㧝 - 㧡 . Connecting the standing ope ration pedal harness (option) 1. Pass the mark ed tube of the standing operation ped al harness (1) into the cont rol box through the hole in th e control box. 2. Connect the standing operati on pedal harness (1) to connector P9 on t he main circuit board.
HE-800A 4. INSTALLATION 17 㧠 - 㧝㧝 - 㧢 . Installing the transformer The transformer can be installed on th e floor, on the work table leg (o n top of the leg or on the tre adle support plates) or underneath the work tabl e.
HE-800A 4. INSTALLATION 18 4) Installation underneath the work table Standard BROTHER work tables are prov ided with installation holes for use in installing the transformer. 1. Remove the four screws (1), and the n remove the two handles (2).
HE-800A 4. INSTALLATION 19 㧠 - 㧝㧞 . Installing the V-belt 1. Remove the four screws (1), and then remove the motor belt cover (2). 2. Gently tilt back the machin e head, and then place the V-belt (3) into the V grooves in the machine head pulley and the motor pulley.
HE-800A 4. INSTALLATION 20 Adjusting the belt holder 1. Loosen the screw (1). 2. Align the boss of the belt holder (2) with the mark (3). 3. After adjusting, tighten the s crew (1). Adjusting the finger protector 1. Loosen the screw (4). 2.
HE-800A 4. INSTALLATION 21 㧠 - 㧝㧠 . Installing the treadle connecting rod Install the connecting rod (1) to the treadle lever (2) with the nut (3).
HE-800A 4. INSTALLATION 22 㧠 - 㧝㧠 - 㧝 . Changing the tread le unit installation position (horizontal positioning only ) Note: If the machine head is positioned horizontally, install the treadle unit to the motor. 1. Disconnect the connector (2) of th e treadle unit (1) inside the control b ox.
HE-800A 4. INSTALLATION 23 㧠 - 㧝㧡 . Installing the spool stan d Assemble the spool stand (1) while referring to t he spool stand instruction manual, and then install the spool stand (1) at the left sid e of the work table. 㧠 - 㧝㧢 .
HE-800A 4. INSTALLATION 24 㧠 - 㧝㧣 . Lubrication CAUTION Turn off the pow er switch before starting lubricating, ot herwise the machine may operate if the treadle is depressed by mistake, which could result i n injury.
HE-800A 4. INSTALLATION 25 㧠 - 㧝㧣 - 㧞 . Lubricating the arm Apply 5-6 drops of oil to the oil inlet (1 ) at the top of the arm. * When using the machine, check that the oil is visible through the oil window (2). If it can not be seen, problems such as seizure of the mechanism may occur.
HE-800A 4. INSTALLATION 26 㧠 - 㧝㧤 . Installing the belt cover 1. Install the belt cover D plate (2) to belt cover D (1). 2. Provisionally install belt cov er D (1) to the table with the t wo screws (3). 3. Install the two rubber caps (4) to the belt cover (5 ).
HE-800A 5. OPERATION 27 㧡 . OPERA TION 㧡 - 㧝 . Name and function of each operation panel item (1) Power indicator Illuminates when the power i s turned on.
HE-800A 5. OPERATION 28 (8) Program No. DOWN key Press to decrease the value i n the program number LED. (9) Automatic mode indicator Illuminates during automatic mode. The normal sewing mode is w hen the automatic mode indicator is illuminate d.
HE-800A 5. OPERATION 29 㧡 - 㧞 . Home position detection (preparation) Before starting home position detect ion, check that the needle bar is at its highest posi tion. Turn the machine pull ey so that the index mark (1) on the pulley is inside the mark (2) o n the belt cover.
HE-800A 5. OPERATION 30 㧡 - 㧟 . Operating the treadle 1. When the treadle is not depressed [A], the work clamp is at the neutral position. (Figure 1) * The work clamp lifter height at the neutral position can be c hanged to between 1 mm and 13 mm using memory switch No.
HE-800A 5. OPERATION 31 㧡 - 㧟 - 㧝 . Operating the standing ope ration pedal (option) Note: Set the circuit board DIP switch 2 - No.1 to ON.
HE-800A 5. OPERATION 32 㧡 - 㧠 . Program setting method The parameters for prog ram numbers 1 to 90 are all set to their default values at th e time of shipment. (Refe r to “5-5. Parameter table”.) 1. Press the SELECT key (1) to change the mode to au tomatic, test feed or manual mode.
HE-800A 5. OPERATION 33 㧡 - 㧠 - 㧝 . Program setting examples Example 1: How to make a buttonhole (round) setting for pro gram number 3. Set parameter number 01 to "buttonhole s titch (round) setting value 3". 1. Press the SELECT key (1) to change the mode to automatic, test feed or manu al mode.
HE-800A 5. OPERATION 34 Example 2: How to set a taper tack for the front tack pattern and an eyelet for the rear t ack pattern to program number 10. First, set parameter num ber 01 to "buttonhole stitch (free) setti ng value 0". 1.
HE-800A 5. OPERATION 35 Example 3: How to copy the settings f or program No. 3 to program No . 11. Set parameter number 69 to "Copy source program number setting v alue 3". 1. Press the SELECT key (1) to change the mode to automatic, test feed or manu al mode.
HE-800A 5. OPERATION 36 㧡 - 㧡 . Parameter table The parameter values can b e stored independently for each prog ram. The allowable setting range for some parameters may vary from the range specified, depending on the setti ngs of other parameters.
HE-800A 5. OPERATION 37 No. Setting items Setting range Unit Default 08 Knife X position alignment -0.5 - 0.5mm 0.1 0.0 09 Knife Y position alignment -0.
HE-800A 5. OPERATION 38 * Nos. 13 to 19 are for straight bar tacks. No. Setting items Setting range Unit Default 13 Straight bar tack length 7.0 - 40.0mm 0.1 13.0 14 Straight bar tack pitch 0.2 - 2.0mm 0.1 0.8 15 Straight bar tack width 1.5 - 6.
HE-800A 5. OPERATION 39 No. Setting items Setting range Unit Default Front tack pattern 20 R e c t a n g l e Radial Round Tack Taper tack 0: Rectangle 1: Radial 2: Round 3: Tack 4: Taper tack 1 0 Front tack length (except taper tack ) 21 0.5 - 5.
HE-800A 5. OPERATION 40 No. Setting items Setting range Unit Default Rear tack pattern 30 Rectangle Radial Round Eyelet 0: Rectangle 1: Radial 2: Round 3: Eyelet 1 0 Rear tack length (except eye let) 31 0.5 - 5.0mm 0.1 1.0 Rear tack pitch (except radi al, eyelet) 32 0.
HE-800A 5. OPERATION 41 No. Setting items Setting range Unit Default 36 Rear tack sideways correctio n (rectangle only) -1.0 - 1.0mm 0.1 0.0 37 Rear tack vector shape(rectangle only ) 1 : 2 : 3 : 1: Triangle 2: Rectangle 3: Saw-shape 1 1 38 No.
HE-800A 5. OPERATION 42 No. Setting items Setting range Unit Default 43 End backtack 1 - 6 stitches 1 4 44 Cutter operation 0 : 1 : 2 : 3 : 0: Operates when the front tack of the last cycle is sewn (standard) 1: Operates when sew ing is finished and material is feeding.
HE-800A 5. OPERATION 43 No. Setting items Setting range Unit Default 50 Underlay offset 0.3 - 1.0mm 0.1 0.8 51 Underlay sewing start length 2.0 - 10.0mm 0.1 4.0 52 Underlay sewing start pitch 0.2 - 2.0mm 0.1 1.0 53 Saw-shaped underlay bar tack X stitch no.
HE-800A 5. OPERATION 44 No. Setting items Setting range Unit Default 57 First offset for 2-cycle sewing 0.0 - 0.8mm 0.1 0.3 58 Zigzag underlay stitch width 0.
HE-800A 5. OPERATION 45 No. Setting items Setting range Unit Default 67 Sewing end tension apply timing -5 - 0 stitches 1 0 Rear tack width (rectangle only) 68 OFF: Condense stitch 0.1 - 1.5mm OFF: Condense stitch 0.1 - 1.5mm (Normally set to 1.
HE-800A 5. OPERATION 46 㧡 - 㧡 - 㧞 . Setting the knife length Set parameter number 02 to the knife length that matc hes the cutter being used. (Refer to "5-4 -2. Checking the length of knife".) Be sure to change the knife l ength setting if the knife is replaced with a knife of a different length.
HE-800A 5. OPERATION 47 Symptom Cause Remedy Parameter number 35 (Eyelet buttonhole radius) does not become larger or smaller. If the sewing area is 4.0 mm and parameter number 06 (Knife X space) is set to 0.4 mm and parameter number 05 (Zigzag wi dth) is set to 1.
HE-800A 5. OPERATION 48 㧡 - 㧢 . Rear tack vector shape programs Parameter No. 37 1: Triangle 2: Rectangle 3: Saw-shape Setting ra.
HE-800A 5. OPERATION 49 㧡 - 㧣 . Underlay programs Four types of underlay patterns are a vailable. These four types can also be combin ed. Refer to the examples of use to determine which type of und erlay to use.
HE-800A 5. OPERATION 50 㧡 - 㧤 . Cutter operation The cutter operating patte rn can be selected from the foll owing four patterns. Parameter No. 44 0 1 2 3 Operates when the front tack of the last buttonhole cycle is sewn.
HE-800A 5. OPERATION 51 㧡 - 㧥 . Cycle program Cycle program can contain up to a maximum of nineteen steps. ψ C1 ψ C2 ψ C3 ψ …… ψ C9 ψ C0. ψ C1. ψ …… ψ C9. This section shows an ex ample where C1 is set to progra m number 3 and C2 is set to program number 10.
HE-800A 5. OPERATION 52 㧡 - 㧝㧜 . Production counter Check that panel DIP switch A - No.4 is at the OFF setting. (Refe r to “13. CHANGING FUNCTIONS USING THE DIP SWITCHES”.) 1. Press the SELECT key (1) to change the mode to au tomatic mode.
HE-800A 5. OPERATION 53 㧡 - 㧝㧝 . Bobbin thread counter If you use the bobbin thread counter to set the numbe r of articles which can be sewn with the amount of bobbin th read available, you can stop the bobbin th read running out in the middle of s ewing a pattern.
HE-800A 5. OPERATION 54 㧡 - 㧝㧟 . Adding patterns created using the programming software for electronic pattern sewer You can use the programming softw are for electronic pattern sew er to create your ow n sewing patterns. Up to nine of the patterns which you c reate in this way can be progra mmed into a P-ROM.
HE-800A 6. CHECKING THE SEWING PATTERN 55 㧢 . CHECKING THE SEWING P A TTERN You can check the sewing pattern which has been programmed, and also the ne edle zigzagging and feed operation. Checking can be carried out using test feed mode, or by turning the machine pulley by hand in manual mode.
HE-800A 6. CHECKING THE SEWING PATTERN 56 㧢 - 㧞 . Manual mode 1. Press the SELECT key (1) to change the mode to au tomatic mode. 2. Press the program No. keys (2) and (3 ) to select the number for the program to be checked, and then press the ENTER key (4).
HE-800A 7. CORRECT USE 57 㧣 . CORRECT USE CAUTION Turn off the pow er switch before installin g the needle, otherw ise the machine may operate if the treadle is depressed by mistake, which could result i n injury. 㧣 - 㧝 . Installing the needle Use a Schmetz Nm 134 needle.
HE-800A 7. CORRECT USE 58 㧣 - 㧞 . Threading the upper thread CAUTION Turn off the power switch before th reading the thread, otherwise the machine may operate if th e treadle is depressed by mistake, which could result i n injury. Thread the upper thread c orrectly as shown in the illustra tion.
HE-800A 7. CORRECT USE 59 㧣 - 㧟 . Winding the lower thread CAUTION Do not touch any of the moving parts or press any objects against the machine while winding the lower thread, as this may result in personal injury or damage to the machine.
HE-800A 7. CORRECT USE 60 㧣 - 㧠 . Threading the bobbin case CAUTION Turn off the power switch before re moving or inserting the bobbin case, otherwise the machine may operate if the treadle is depressed by mistake, w hich could result in injury.
HE-800A 7. CORRECT USE 61 㧣 - 㧡 . Thread tension The shapes of the seams for all patterns w hich have been stored in programs 1 to 90 can be set using parameter No. 11. Make the following adjustments in acco rdance with the seam shape which has been set.
HE-800A 7. CORRECT USE 62 㧣 - 㧡 - 㧞 . Upper thread tension Whip stitch (plain stitch) Turn the tack tension control (1) t o adjust the thread tension so that a clean w hip stitch is obtained at the bar tacking areas and the zigzag areas.
HE-800A 7. CORRECT USE 63 㧣 - 㧡 - 㧟 . Thread take-up spring height Loosen the set screw (1), and turn t he entire thread tension adjuster to adjust t he thread take-up spring height to betw een 4 - 6 mm in accordance w ith the material to be sew n.
HE-800A 8. SEWING 64 㧤 . SEWING CAUTION Turn off the power sw itch at the following times, otherw ise the machine may operate if the treadle is depressed by mistake, which could result i n injury.
HE-800A 8. SEWING 65 㧤 - 㧞 . If the stop switch is pressed during sewing When the stop switch (1) is pressed, the sewing machine w ill stop and "E-00" will appear in the parameter display LED (2). To finish sewing in this condition [Nex t sewing] 1.
HE-800A 8. SEWING 66 㧤 - 㧟 . If the thread breaks during sewing When the thread breakage detector operates, the sewing machine w ill stop and "E-01" will appear in the parameter display LED (1). Re-thread the thread. To finish sewing in this condition [Nex t sewing] 1.
HE-800A 8. SEWING 67 㧤 - 㧠 . Thread breakage before sewing is finished If the thread breaks just bef ore sewing is complete, and then sew ing is completed w ithout the thread breakage being detected, the following operations are possi ble.
HE-800A 8. SEWING 68 㧤 - 㧡 . When resuming sewing in test feed mode or manual mode If the thread breaks during sewing and sewi ng finishes without the broke thread b eing detected, you can.
HE-800A 9. CLEANING AND MA INTENANCE 69 㧥 . CLEANING AND MAINTENANCE CAUTION Turn off the power sw itch before carrying out cleaning, otherwise the machine may opera te if the treadle is depressed by mistake, which could result i n injury.
HE-800A 9. CLEANING AND MA INTENANCE 70 㧥 - 㧞 . Draining the oil 1. Remove the belt cover, and then gently til t back the machine head. 2. Place the oil tank (1) against the underside of the table, and then remove the screw (2).
HE-800A 9. CLEANING AND MA INTENANCE 71 㧥 - 㧡 . Checking the needle Always check that the tip of the needle is not broken and also the needle is not bent befo re starting sewing. 㧥 - 㧢 . Cleaning the length feed plate Clean the length feed plate (1) if fo reign materials such as shavings start getting onto the material.
HE-800A 10. STANDARD ADJUSTMENTS 72 㧝㧜 . ST ANDARD ADJUSTMENTS CAUTION Maintenance and inspection of the sewing machine should only be carried out by a q ualified technician. Ask your Brother dealer or a qualified el ectrician to carry out any main tenance and inspection of the electrical system.
HE-800A 10. STANDARD ADJUSTMENTS 73 㧝㧜 - 㧞 . Adjusting the needle and hook timing 1. Set the sewing machine to the home position and then press the RESET key.
HE-800A 10. STANDARD ADJUSTMENTS 74 㧝㧜 - 㧠 . Adjusting the inner rotary hook and rotary hook holder overlap Loosen the two screws (3) t o adjust so that the tip of the rotary hook holder (1) d oes not protrude past the edge A of the inner rotary ho ok (2).
HE-800A 10. STANDARD ADJUSTMENTS 75 㧝㧜 - 㧣 . Adjusting the upper thread trimming The standard distance (A) be tween the up per thread scissors (1) and the center of the needle is 5.5 to 6.0 mm when the work clamp is low ered by pressing the RESET key after setti ng the machi ne to the home posit ion.
HE-800A 10. STANDARD ADJUSTMENTS 76 㧝㧜 - 㧣 - 㧞 . Adjusting the upper thread scissors opening timing After setting the sewing machine to the home position, press the RESET key and then make the adjustment. Gradual opening timing adjustment 1.
HE-800A 10. STANDARD ADJUSTMENTS 77 㧝㧜 - 㧤 . Adjusting the lower thread clamp timing When reference line A on feed guide shaft B (1) is aligned with the edge of the feed arm su pport (2), the opening plate (3) will start moving when the feed mechanism moves 6 - 7 mm from the home position, and the lower thread retai ner (4) will open.
HE-800A 11. CHANGING FUNCTIONS USING THE MEMORY SWITCHES 78 㧝 㧝 . CHANGING FUNCTIONS USING THE MEMOR Y SWITCHES x The memory sw itch settings are valid for all prog rams (program Nos. 1 to 90). x When a memory switch number is being displayed in the program number LED, a dot will appear after th e memory switch number.
HE-800A 11. CHANGING FUNCTIONS USING THE MEMORY SWITCHES 79 㧝㧝 - 㧝 . Memory switch table The memory sw itch settings are effective for all programs. No. Setting items Setting range Unit Default 00. Cutter power -1: Light 0: Light - Normal 1: Normal 2: Normal - Medium 3: Medium 4: Heavy 1 1 02.
HE-800A 12. PROGRAM INITIALIZATION 80 㧝㧞 . PROGRAM INITIALIZA TION 㧝㧞 - 㧝 . Initializing all programs 1. While pressing the RESET key (1), turn on the power switch. * While initializing all programs, all LEDs on the operation panel w ill illuminate and the buzzer w ill sound continuously for 8 seconds.
HE-800A 13. CHANGING FUNCTIONS USING THE DIP SWITCHES 81 㧝㧟 . CHANGING FUNCTIONS USING THE DIP SWITCHES 㧝㧟 - 㧝 . Panel DIP switches Always turn off the power supply before ch anging any of the DIP switch settings. Any changes to the DIP switch positions will not be effect ive until the power is switched off and back on again.
HE-800A 13. CHANGING FUNCTIONS USING THE DIP SWITCHES 82 DIP switch B No. ON/OFF Setting items Default ON - 1 OFF - OFF ON - 2 OFF - OFF ON ޔ ON ޔ ON Panel DIP switches B - No. 7 and No. 8 are enabled. ON ޔ ON ޔ OFF Work clamp size: 7.
HE-800A 13. CHANGING FUNCTIONS USING THE DIP SWITCHES 83 㧝㧟 - 㧞 . Circuit board DIP switches DANGER Wait at least 5 minutes after turning off the pow er switch and disconnecting the power cord from the w all outlet before opening the face plate of th e control box.
HE-800A 13. CHANGING FUNCTIONS USING THE DIP SWITCHES 84 Circuit board DIP switch 2 No. ON/OFF Setting items Default ON Pedal: for standing operation 1 OFF Pedal: for seated operation OFF .
HE-800A 14. ERROR CODE TABLE 85 㧝㧠 . ERROR CODE T ABLE DANGER Wait at least 5 minutes after turning off the pow er switch and disconnecting the power cord from the w all outlet before opening the face plate of th e control box. Touching area s where high voltages are present can result in severe injury.
HE-800A 14. ERROR CODE TABLE 86 Code Cause Remedy E-20 Feed and work clamp motor overcurrent 1. Turn off the power and check that the feed mechanis m is normal and that the work clamp moves s moothly. 2. Check that connectors P2 and P5 on the sub P.
HE-800A 14. ERROR CODE TABLE 87 Code Cause Remedy E-55 Stitch no. error (Exceeds 700 stitches.) 1. Turn off the pow er and then back on again. * The zigzag pitch, front tack pitch and rear tack pitch wi ll be automatically doubled and the erro r will be cleared.
HE-800A 14. ERROR CODE TABLE 88 Code Cause Remedy E-92 Machine motor operation error 1. Turn off the power. 2. Turn the pulley by hand and check if the u pper shaft locks or not. 3. Check that connectors P3 and P6 on the main P.C. board are properly connected.
HE-800A 15. GAUGE PARTS LIST 89 㧝㧡 . GAUGE P ARTS LIST Needle plate <For -2 specification> S50663-001 (1.2 mmS) S50664-001 (1.4 mmS) S50665-001 (1.6 mmS) <For -3 specification> S51248-101 (1.2 mmS) S51249-101 (1.4 mmS) S51250-101 (1.
HE-800A 15. GAUGE PARTS LIST 90 [A] Work clamp assembly, with finger guard [B] Finger guard [C] Work clamp <-2 specification> A S37101-202 (16 mmRS) A S37100-302 (25 mmRS) A S55347-202 (.
HE-800A 15. GAUGE PARTS LIST 91 Cutter S51117-001 S51290 -001 S51351-001 S5 1352-001 S51353 -001 S51354-001 1/4 3/8 7/16 1/2 9/16 5/8 S51355-001 S513 56-001 S25642-0 01 S51357-001 S51358-001 1.
HE-800A 16. TROUBLESHOOTING 92 㧝㧢 . TROUBLESHOOTING CAUTION Turn off the power switch and disco nnect the power cord before carrying out troubl eshooting, otherwise the machine may operat e if the treadle is depressed by mista ke, which coul d result in injury.
HE-800A 16. TROUBLESHOOTING 93 Cause Check Remedy Page Needle bar height and needle bar lift amount Adjust the needle and hook timing. 1. Adjust the needle bar height to “1” on the gauge. 2. Adjust the needle bar lift amount to “2” on the gauge.
HE-800A 16. TROUBLESHOOTING 94 Cause Check Remedy Page Thread tension Zigzag thread upper thread tension Adjust the upper thread tension appropria tely. 62 Needle bar plate Vertical and longitudinal needle bar play Reduce the needle bar play, or replace the parts.
HE-800A 16. TROUBLESHOOTING 95 Cause Check Remedy Page Lower thread tension Adjust the lower thread tension appropriately. 61 Bobbin holder spring Add tension to the bobbin holder spring. . - Lower thread retainer position Adjust the lower thread retai ner position.
HE-800A 16. TROUBLESHOOTING 96 㧝㧢 - 㧡 . Uneven seams (3) ……Seam lifts u p at the sewing start Seam lifts up and does not tighten at the sewing start Cause Check Remedy Page Upper thread scissors gradual opening timing Adjust the timing so that the upper thread scissors gradually start opening when the feed mechanism moves about 1.
HE-800A 16. TROUBLESHOOTING 97 㧝㧢 - 㧥 . Uneven seams (7) …… Loose thread end at end backtack Cause Check Remedy Page Backtack shape Check the backtack shape Set the value for parameter No. 68 to 1.0. * If the value is set to 1.0, the rea r tack will change.
HE-800A 16. TROUBLESHOOTING 98 㧝㧢 - 㧝㧞 . Uneven seams (10) …… All stitch es Cause Check Remedy Page Upper thread threading Thread the upper thread c orrectly. 58 Threading Lower thread threading Thread the low er thread correctly. 60 Thread path Flaw or abrasion on the thread path Polish with buff or replace th e part.
HE-800A 16. TROUBLESHOOTING 99 㧝㧢 - 㧝㧟 . Upper thread run out Cause Check Remedy Page Installation position of upper thread trimmer assembly Adjust the installation pos ition of upper thread trimmer assembly by moving the setting plat e assembly.
HE-800A 16. TROUBLESHOOTING 100 Cause Check Remedy Page Upper thread feeding Thread take -up amount Loosen the screw to decrease th read take-up amount so that upper thre ad does not pull out of scissors assembly at the sewi ng start. - Needle bar height and needle bar lift amount Adjust the needle and hook timing.
HE-800A 16. TROUBLESHOOTING 101 㧝㧢 - 㧝㧠 . Unraveling of thread trimmed by upper thread trimmer assem bly Cause Check Remedy Page Installation position of upper thread trimmer assembly Adjust the installation pos ition of upper thread trimmer assembly by moving the setting plat e assembly.
HE-800A 16. TROUBLESHOOTING 102 㧝㧢 - 㧝㧡 . Upper thread mis-trimming Cause Check Remedy Page Installation position of upper thread trimmer assembly Adjust the installation pos ition of upper thread trimmer assembly by moving the setting plat e assembly.
HE-800A 16. TROUBLESHOOTING 103 Cause Check Remedy Page Longitudinal feed arm Installation position of the longitudinal feed arm Move the upper thread trimmer driving link so that it stops at the face plate. In this position, tighten the bolts so that the small slot in the upper thread trimmer lever and the edge of the washer are aligned.
HE-800A 16. TROUBLESHOOTING 104 Cause Check Remedy Page Needle plate position Adjust the forward/back position of the needle plate so that the needle is in the center of the need le hole. - Needle plate Burr on the screw hole edge (in event of uneven material feeding) Polish with buff.
HE-800A 16. TROUBLESHOOTING 105 Cause Check Remedy Page Nut Check if the nut is loose, and tighten it securely. - Solenoid stopper Cutter sensor position Adjust the cutter sensor position. Check if the mounting screws are loose, and tighten them securely.
HE-800A 16. TROUBLESHOOTING 106 㧝㧢 - 㧞㧞 . Upper thread mis-winding Cause Check Remedy Page Installation height Adjust the upper thread scissors install ation height. 75 Upper thread scissors gradual opening timing Adjust the timing so that the upper thread scissors gradually start opening when the feed mechanism moves about 1.
HE-800A 16. TROUBLESHOOTING 107 㧝㧢 - 㧞㧠 . Work clamp is not raised (2) Pulse motor stepping sound can be heard Cause Check Remedy Page Machine stopping position Rotary hook touches lower thread retainer at the stop position Adjust the needle up stop position.
HE-800A 16. TROUBLESHOOTING 108 Cause Check Remedy Page Upper thread scissors Upper thread scissors operation Adjust the upper thread scissors to the standard setting. 76 Work clamp home position sensor Work clamp home position sensor position Adjust the work clamp home position sensor position.
HE-800A 16. TROUBLESHOOTING 109 Cause Check Remedy Page Feed home position sensor Feed home position sensor position Adjust the feed home position sensor position. - Feed timing belt Feed timing belt tension Adjust the feed timing belt. - 㧝㧢 - 㧞㧣 .
INSTRUCTION MANUAL غ HE-800 A SA9162-101 2009.04.B(1) http://www .brother .com/ 1-5, Kitajizoyama, Noda-cho, Kariya 448-0803, Japan.
An important point after buying a device Brother HE-800A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Brother HE-800A yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Brother HE-800A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Brother HE-800A you will learn all the available features of the product, as well as information on its operation. The information that you get Brother HE-800A will certainly help you make a decision on the purchase.
If you already are a holder of Brother HE-800A, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Brother HE-800A.
However, one of the most important roles played by the user manual is to help in solving problems with Brother HE-800A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Brother HE-800A along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
