Page 2 - SAFETY INSTRUCTIONS; Safety indications and their meanings; ) indicates something that you must not do.; CAUTION
i KE-434B, 435B Thank you very much for buying a BROTHER sewing machine. Before using your new machine, please read the safety instruc-tions below and the explanations given in the instruction manual. With industrial sewing machines, it is normal to carry out work while positioned directly in front ...
Page 3 - ii; 0% of the rated voltage for the machine.; Environmental requirements; Install the belt covers to the machine head and motor.; Installation; DANGER
ii KE-434B, 435B Use the sewing machine in an area which is free fromsources of strong electrical noise such as high-frequency welders.Sources of strong electrical noise may cause prob-lems with correct operation. Any fluctuations in the power supply voltage shouldbe within ± 10% of the rated voltag...
Page 4 - iii; machine unattended; Sewing; tenance; Maintenance and inspection
iii KE-434B, 435B CAUTION Set the needle to the needle up stop position beforeturning off the power.If this is not done, the wiper may strike the needle,which might cause the needle to break. Turn off the power switch before carrying out cleaning,otherwise the machine may operate if the foot switchi...
Page 5 - iv; Finger guard
iv KE-434B, 435B Thread take-upsolenoid cover Finger guard 2 Thread take-upcover 5 Belt cover Eye guard 1 4 Safety devices Eye guardFinger guardThread take-up coverThread take-up solenoid coverBelt coverFrame side cover, etc. The following warning labels appear on the sewing machine.Please follow th...
Page 6 - CONTENTS; Operating the emergency stop switch .. 23
CONTENTS 1. NAME OF EACH PART ............................... 1 2. SPECIFICATIONS ......................................... 2 2-1. Specifications ....................................... 2 2-2. Examples of sewing patterns ............. 3 3. INSTALLATION ............................................. 4...
Page 8 - Heavy materials
2 KE-434B, 435B 2. SPECIFICATIONS 2-1. Specifications 2. SPECIFICATIONS [Main use]Patterns up to a maximum size of 100 mm × 60 mm can be sewn. For plain stitching of small articles, curtain darts, etc. Two-stage work clamp, light work clamp and inner clamping device can be used (for pneumatic). For ...
Page 10 - shown in the illustration below.
4 KE-434B, 435B 3. INSTALLATION 3. INSTALLATION Machine installation should only be carriedout by a qualified technician. Contact your Brother dealer or a qualifiedelectrician for any electrical work that mayneed to be done. The sewing machine head weighs more than56 kg. The installation should be c...
Page 13 - Pull the cords
7 KE-434B, 435B y u 3-7. Installing the machine head 1. Insert the head hinges q into the machine head so that they are parallel, and then secure them with the two set screws w . 2. Place the machine head gently on top of the rubber cushions e and cushions r . NOTE: Pull the cords t out as shown in ...
Page 14 - Tap the head rest securely into the table hole.; Remove the rubber plug, and then push the liquid
8 KE-434B, 435B 3. INSTALLATION q w q 3-8. Installing the head rest Tap the head rest q into the table hole. NOTE: Tap the head rest securely into the table hole. 3-9. Installing the liquid cooling tank, optional 1. Remove the rubber plug, and then push the liquid cooling tank q . 2. Tighten it with...
Page 18 - R E S E T
12 KE-434B, 435B 3. INSTALLATION 11. Replace PROM control assembly with one which contains sewing data. 1) Use the special tool to remove the PROM control assembly !4 from the PROM socket !5 . * Store the removed PROM control assembly in the special case provided. 2) Bend the pins of the PROM contro...
Page 24 - until it is slightly soaked.
18 KE-434B, 435B Turn off the power switch before starting lubricating, otherwise the machine may operate if thefoot switch is depressed by mistake, which could result in injury. Be sure to wear protective goggles and gloves when handling the lubricating oil and grease, sothat they do not get into y...
Page 25 - POWER; -1. Name and function of each operation panel item; to; is pressed to shown the program
19 KE-434B, 435B S E L E C T PROGRAM NO. R E S E T COUNTER X-SCALE Y-SCALE SPEED P T E S T BOBBIN.WIND P4 P3 P1 P2 POWER 5. OPERATION 5-1. Name and function of each operation panel item q w r e t y u i o !0 !1 !4 q POWER indicator .................. Illuminates when the power switch has been turned ...
Page 26 - is pressed to shown the speed set-
20 KE-434B, 435B S E L E C T PROGRAM NO. R E S E T COUNTER X-SCALE Y-SCALE SPEED P T E S T BOBBIN.WIND P4 P3 P1 P2 POWER i X-SCALE indicator ................ Illuminates when the SELECT switch y is pressed to shown the X-scale set- ting. o Y-SCALE indicator ................ Illuminates when the SELE...
Page 27 - Preparation; * T h e n e e d l e r a c k i n g w i d t h f o r
21 KE-434B, 435B 5-2. Operating procedure Program No. X-scale (%) Y-scale (%) Speed (rpm) Factory default 0 * 1 100 100 2000 Variable range 100 - * 2 20 - 200 20 - 200 1,000 - 2,500 Press the SELECT switch y until the PROGRAM NO. in-dicator illuminates. P r e s s t h e D I S P L A Y S E Tswitches !2...
Page 28 - * The work clamp lowering pattern can be set to a
22 KE-434B, 435B 5. OPERATION 5-3. Operating the foot switch ■ Single-pedal foot switch (two steps) When the foot switch is depressed to step 1, the workclamp is lowered, and when it is depressed to step 2,sewing starts. 1st step 2nd step 1st step 2nd step Start switch Work clamp switch Start switch...
Page 29 - T E S T
23 KE-434B, 435B 5. OPERATION 5-4. Operating the emergency stop switch If the emergency stop switch is pressed while normal sewing or test sewing is being carried out, the sewingmachine will immediately stop operating. Canceling an emergency stop1. Turn the emergency stop switch q clockwise and then...
Page 30 - When checking by operating only the feed mechanism; CHECKING THE SEWING PATTERN; Depress the foot switch to the second step.
24 KE-434B, 435B 1. Turn on the power switch. (The POWER indicator will illuminate and the program number will flash in the display window.) 2. Press the TEST switch. (The TEST indicator will illuminate.) 4. Depress the foot switch to the second step. Only the feed mechanism will move. [Check that t...
Page 31 - For inner clamping device, use only the DP
25 KE-434B, 435B 7. CORRECT USE 7-1. Selecting the needle and thread DP × 5 #14 DP × 17NY #19 Thread #80 - #50 #50 - #20 Main application Medium materials Heavy materials Needle q w 9 10 11 q w Approx. 40 mm [When using the liquid cooling tank] Turn off the power switch before threading the thread, ...
Page 33 - -5. Replacing the bobbin case and threading the thread
27 KE-434B, 435B Turn off the power switch before removing and replacing the bobbin case, otherwise the machinemay operate if the foot switch is depressed by mistake and serious injury could result. q 30 mm Upper thread Lower thread Upper thread tension (N) Lower thread tension (N) Thread take-up sp...
Page 37 - MAINTENANCE AND INSPECTION
31 KE-434B, 435B r 9. MAINTENANCE AND INSPECTION 9. MAINTENANCE AND INSPECTION CAUTION Turn off the power switch before carrying out cleaning, otherwise the machine may operate if thefoot switch is pressed by mistake, which could result in injury. Be sure to wear protective goggles and gloves when h...
Page 38 - Be sure to let the machine operate for a while after adding the oil.
32 KE-434B, 435B 9. MAINTENANCE AND INSPECTION 9-3. Lubrication NOTE1: Fill the machine with oil when the oil level is down to about one-third full in the oil sight glass.If oil is not added and the oil drops below this level, there is the danger that the machine may seize duringoperation. NOTE2: Be...
Page 39 - -5. Cleaning the control box air inlet port
33 KE-434B, 435B 9. MAINTENANCE AND INSPECTION q 9-4. Draining the oil 1. Remove and empty the waste oil container q whenever it is full. 2. After emptying the waste oil container q , screw it back into its original position. 9-5. Cleaning the control box air inlet port Use a vacuum cleaner to clean...
Page 40 - STANDARD ADJUSTMENTS; DP; DP
34 KE-434B, 435B Maintenance and inspection of the sewingmachine should only be carried out by a quali-fied technician. Ask your Brother dealer or a qualified electri-cian to carry out any maintenance and inspec-tion of the electrical system. Turn off the power switch and disconnect thepower cord fr...
Page 41 - 0-5. Adjusting the shuttle race thread guide
35 KE-434B, 435B q 0.01 - 0.08 mm Tip Needle center line 10-3. Adjusting the driver needle guard Turn the machine pulley to align the tip of the rotary hook with the needle center line. Then loosen the setscrew w and turn the eccentric shaft e to adjust so that the driver needle guard q contacts the...
Page 45 - 0-8. Adjusting the work clamp lift amount
39 KE-434B, 435B 10. STANDARD ADJUSTMENTS 10-8. Adjusting the work clamp lift amount The maximum work clamp lift amount is 17 mm (25mm for pneumatic, 17 mm for machines with innerclamping device) from the top of the needle plate.The lift amount is adjusted as shown in the table atthe time of shipmen...
Page 46 - 0-10. Adjusting the needle up stop position; The screw; To use the BAS-311E work clamp and the KE-434B
40 KE-434B, 435B U D 10. STANDARD ADJUSTMENTS 10-9. Work clamp interchangeability The BAS-311E work clamp can also be used with theKE-434B, 435B.Replace the feed bar guide cover q with the feed bar guide cover assembly, LL w (optional). Then, change the installation position for the presserarm assem...
Page 48 - 0-12. Checking the input sensor and DIP switch input
42 KE-434B, 435B S E L E C T PROGRAM NO. R E S E T COUNTER X-SCALE Y-SCALE SPEED P T E S T BOBBIN.WIND P4 P3 P1 P2 POWER 1. When the X-SCALE indicator q is illuminated and the RESET switch e is pressed while the TEST switch w is being pressed, the state of the X home position signal will appear on t...
Page 50 - is flashing. The stitch pattern will not be moved at this time.
44 KE-434B, 435B S E L E C T PROGRAM NO. R E S E T COUNTER X-SCALE Y-SCALE SPEED P T E S T BOBBIN.WIND P4 P3 P1 P2 POWER r e q y t o w u i 10-15. Moving stitch patterns • Programs which have already been programmed can be moved up, down and to the left and right. (How-ever, such patterns will be res...
Page 51 - Adjustment of the positioning plates; 0-17. Adjustment of inner clamping device; Adjustment of the presser crank horizontal position
45 KE-434B, 435B 10-16. Adjustment of air pressure (for pneumatic) 1. Air pressure should be 0.5 Mpa. The air pressure can be adjusted by pulling up andturning the control knob w on the integrator q . After adjustment is complete, push the controlknob w downward to lock it. 2. Adjust the air pressur...
Page 53 - USING THE COUNTERS
47 KE-434B, 435B S E L E C T PROGRAM NO. R E S E T COUNTER X-SCALE Y-SCALE SPEED P T E S T BOBBIN.WIND P4 P3 P1 P2 POWER S E L E C T PROGRAM NO. R E S E T COUNTER X-SCALE Y-SCALE SPEED P T E S T BOBBIN.WIND P4 P3 P1 P2 POWER 11. USING THE COUNTERS 11-1. Using the bobbin thread counter r e y t q r e ...
Page 54 - CHANGING FUNCTIONS USING THE DIP SWITCHES
48 KE-434B, 435B q DIPA-1 DIPA-2 DIPA-3 DIPA-4 DIPA-5 DIPA-6 DIPA-7 DIPA-8 Motion when set to ON See “14. Setting the presser mode” Presser does not automatically lift after sewing is completed. Pedal mode is switched. User program mode is available. – The presser does not rise automatically when a ...
Page 55 - 2-2. DIP switches inside the control box
49 KE-434B, 435B q DIPB-1 DIPB-2 DIPB-3 DIPB-4 DIPB-5 DIPB-6 DIPB-7 DIPB-8 Motion when set to ON First two stitches are sewn at a low speed of 260 rpm. Last two stitches are sewn at a low speed of 260 rpm. – Last two stitches are sewn at a low speed of 700 rpm. First two stitches are sewn at a low s...
Page 56 - Recording a user program
50 KE-434B, 435B S E L E C T PROGRAM NO. R E S E T COUNTER X-SCALE Y-SCALE SPEED P T E S T BOBBIN.WIND P4 P3 P1 P2 POWER 12-3. Using user programs Recording a user program 8. Press the DISPLAY SET switches !0 to select the Y scale setting that you would like to record. 7. Press the SELECT switch e ....
Page 58 - CHANGING SPECIAL FUNCTIONS USING THE MEMORY SWITCHES; Memory switches 00 - 0F
52 KE-434B, 435B S E L E C T PROGRAM NO. R E S E T COUNTER X-SCALE Y-SCALE SPEED P T E S T BOBBIN.WIND P4 P3 P1 P2 POWER r t w y e 13. CHANGING SPECIAL FUNCTIONS USING THE MEMORY SWITCHES The functions of the switches on the operation panel q can be changed to carry out special functions. NOTE: Afte...
Page 62 - When “c1-1” is flashing in the display; Using a cycle sewing program; Press the RESET switch
56 KE-434B, 435B 13. CHANGING SPECIAL FUNCTIONS USING THE MEMORY SWITCHES 1. When “c1-1” is flashing in the display window !0 , press the foot switch to the second step. 2. Start sewing. 3. “c1-1”, “c1-2”, “c1-3” are sewn in order for each article, and when the last-recorded pattern has been sewn, t...
Page 63 - SETTING THE WORK CLAMP MODE; ON
57 KE-434B, 435B 14. SETTING THE WORK CLAMP MODE 14-1. Setting solenoid work clamp mode 14. SETTING THE WORK CLAMP MODE – ON – ON DIPA-2 – – ON ON Pedal specifications Single pedal Single pedal Two pedals Two pedals Raising the presser at the sewing end Presser is raised automatically. (factory defa...
Page 64 - position small articles such as labels at this time.; Cylinder connectors
58 KE-434B, 435B 1B 2B 1B 2B 1A 2A 1A 2A A B D C 14. SETTING THE WORK CLAMP MODE [How to use]1. Depress the presser pedal to the 1st step to lower the pressers and apply a light pressure. You can then position small articles such as labels at this time. 2. After checking that everything is positione...
Page 66 - TABLE OF ERROR CODES
60 KE-434B, 435B Wait at least 5 minutes after turning off the power switch and disconnecting the power cord fromthe wall outlet before opening the face plate of the control box. Touching areas where high volt-ages are present can result in severe injury. 15. TABLE OF ERROR CODES DANGER If a malfunc...
Page 68 - GAUGE PARTS LIST ACCORDING TO SUBCLASSES
62 KE-434B, 435B 16. GAUGE PARTS LIST ACCORDING TO SUBCLASSES The following are standard gauge parts according to each specification.(In the following table, parts marked with ★ are common with the LK3-B430E; parts with ✩ are common with the BAS-311E.) 16. GAUGE PARTS LIST ACCORDING TO SUBCLASSES Me...
Page 70 - Needle hole plate
64 KE-434B, 435B 16. GAUGE PARTS LIST ACCORDING TO SUBCLASSES 6 156088-001 (S) 156089-001 (S) 156090-001 (S) R L Work clamp Feed plate 5 156082-001 (L) 156083-001 (L) 156084-001 (L) S54984-001 Home position standard plate S10211-001 A S51449-001 AF For heavy materials S30926-001 FD S41013-001 BZ S49...
Page 74 - 7-5. Replacing the work clamp crank and work clamp plate holder
68 KE-434B, 435B 17. MAKING THE FEED PLATE AND WORK CLAMP PLATE FOR INNER CLAMPING DEVICE 17-5. Replacing the work clamp crank and work clamp plate holder For Condition 2 and Condition 3, the work clamp crank and work clamp plate holder must be replaced. 0014Q 0015Q q w y e t r i y u Fig. 1 1. Remov...
Page 80 - INSTRUCTION MANUAL; Printed in Japan
INSTRUCTION MANUAL Printed in Japan 15-1, Naeshiro-cho, Mizuho-ku, Nagoya 467-8561, Japan. Phone: 81-52-824-2177 BROTHER INDUSTRIES, LTD. 118-V34 S91V34-102 2001.02. B (1)
