Table of Contents
Advertisement
Instruction Manual
HIGH SPEED FLAT BED INTERLOCK STITCH MACHINE
VF2400 class
This instruction manual includes adjustments dif fered from VF2400.
Before using your machine mentioned above, please read both of
the instruction manuals and understand the contents well.
A f ter reading the instruction manual, please keep it in a location
where it is easily accessible to the operator.
Advertisement
Table of Contents
Related Manuals for Yamato VF2400 class
Summary of Contents for Yamato VF2400 class
-
Page 1: Instruction Manual
Instruction Manual HIGH SPEED FLAT BED INTERLOCK STITCH MACHINE VF2400 class This instruction manual includes adjustments dif fered from VF2400. Before using your machine mentioned above, please read both of the instruction manuals and understand the contents well. A f ter reading the instruction manual, please keep it in a location... -
Page 2: Table Of Contents
CONTENTS Safety instructions ⅰ - iv 1. Name of each part 2. Installation Semi-submerged type Full-submerged type Motor, pulley and belt Hanging belt Belt cover Eye guard and finger guard Thread guide plate Tape stand (VF2403, 2404, 2503, 2504) Tape holder (VF2404, 2504) 3. - Page 3 CONTENTS 6. Adjustments Needle thread tension Top cover thread tension Looper thread tension Removing presser foot and presser foot lift Looper Height of needle bar Front-and-rear position of needle and looper Needle and needle guard Height of feed dog 6.10 Needle and spreader 6.11 Folder (VF2403, 2503, 2404, 2504)
-
Page 4: Safety Instructions Ⅰ
(3) When carrying the sewing machine head, have Use the Yamato SF oil as specified. an assistant. (3) Never put your hand under the needle or near (4) Pay attention not to get excessive impact or... - Page 5 Safety instructions supply switch.) (4) When operating a new sewing machine, make (4) Be sure to remove the gasket too, when the sure the rotating direction of pulley agrees cover removed at the maintenance, inspec- with the rotating-direction mark. tion, and repair. If not removed, may be injured at the edge of gasket.
- Page 6 Safety instructions 4-2 Alert pictorial markings High-voltage applies in the control box. This label indicates This mark indicates the warning that electric shock which, if not heeded, could re- may be caused. sult in death or Serious injury. This label is affixed on the This mark indicates the caution safeguards.
- Page 7 Safety instructions Rotating direction symbol...
-
Page 8: Name Of Each Part
. Name of each part Thread guide plate Handwheel Seal plug(lubrication) Oil sight window SP device Needle bar cover Presser spring regulator Needle thread take-up guard Thread tension spring cap Feed regulating pushbutton Side cover Looper thread take-up cover Oil sight gauge Differential feed Supporting plate for graduation... -
Page 9: Installation
. Installation 2.1 semi-submerged type 2.1.1 Table cutting diagram Standard Fig. 2-1 VF2400... - Page 10 2. Installation With UT device Fig. 2-2 VF2400...
- Page 11 ① to the machine table and install a machine Fig. 2-4 securely on the rubber cushions ③ . ☆ The number of spacers ④ VF2400 class Thickness of table The number of spacers ④ 40 ㎜ 3 pcs. ×４＝ 12 pcs.
-
Page 12: Full-Submerged Type
2. Installation 2.2 Full-submerged type 2.2.1 Table cutting diagram Fig. 2-5 VF2400... - Page 13 2. Installation thickness 20 ㎜ Auxiliary table Fig. 2-6 thickness 35 ㎜ Supporting board Fig. 2-7 VF2400...
- Page 14 2. Installation 2.2.2 Installation m a c h i n e table ③ ② ① Fig. 2-8 Install a machine correctly referring to Figs. 2-8 and 2-9. Set the screws ② in the supporting board ① and cover the screws ② with the rubber cushions ③ . Fix the the sup- porting board ①...
-
Page 15: Motor, Pulley And Belt
2. Installation 2.3 Motor, pulley and belt See the instruction manual for the motor used and install the motor properly. 58 ㎜ Clutch motor: 40° To install the clutch motor, align the center of the machine 5.5 ㎜ pulley with that of the motor pulley when the motor pulley shifts to the left while toeing down the pedal. -
Page 16: Hanging Belt
2. Installation 2.4 Hanging belt ② ① Before hanging belt, ALWAYS turn the power switch OFF and check that the machine has already stopped. 10 - 20 ㎜ Use the M-type of V-belt. ③ (1) Hang the belt ① on the machine pulley ② , and then on the motor pulley ③... -
Page 17: Eye Guard And Finger Guard
2. Installation 2.6 Eye guard and finger guard To ensure safe use, always install the eye guard ① and the finger guard ② on the prescribed position when operating. ① ② Fig. 2-13 2.7 Thread guide plate (1) Put the screws ③ into the hole of the thread ③... -
Page 18: Tape Stand (Vf2403, 2404, 2503, 2504)
2. Installation 2.8 Tape stand (VF2403, 2404, 2503, 2504) (1) Set the tape stand (Fig. 2-15). (2) Fix the tape stand on the machine table with the wood screws ① (Fig. 2-16). (3) Adjust the direction of the tape guide bar ③ to feed a tape into the folder ②... -
Page 19: Sewing Speed And Rotating Direction Of Pulley
. Sewing speed and rotating direction of pulley Table 4 shows maximum sewing speed and usual speed for each model. ② Run a new machine at speed about 15 - 20% lower than maximum speed during the first 200 hours (for about one month) so that a machine can offer a long service life in good condition. -
Page 20: Lubrication
Before lubricating, ALWAYS turn the power switch OFF and check that the machine has already stopped. 4.1 Lubricating oil Use YAMATO SF OIL No. 28. Never add additives to the oil. If added, it can cause the deterioration of the oil and the ①... -
Page 21: Changing Oil
4. Lubrication Before lubricating, ALWAYS turn the power switch OFF and check that the machine has already stopped. 4.3 Changing oil Period of changing: When using a new machine, change the lubricating oil after running a machine for 200 hours (for about one month). After that, change the oil once or twice a year. -
Page 22: Proper Operation
. Proper operation 5.1 Needle system Japanese Use UY × 128GAS (UY128GAS). standard Select a proper needle in size depending on the thickness Metric standard and type of fabric. Table 5 5.2 Installing needles Before installing, ALWAYS turn the power switch OFF and check that the machine has already stopped. -
Page 23: Threading
5. Proper operation 5.3 Threading When threaded, rethread after knotting preset threads. When not threaded, thread correctly as shown in Fig. 5-4. Incorrect threading can cause skip stitch, thread breakage, or uneven seam. A, B, C: Needle thread D: Top cover thread E: Looper thread Fig. -
Page 24: Adjusting Thread Tension
5. Proper operation 5.4 Adjusting thread tension Adjust the thread tension with the thread tension spring caps ① depending on fabric type, thread type, seam width, stitch length, and other sewing conditions. ● To tighten the thread tension, turn them clockwise. ●... -
Page 25: Adjusting Differential Feed Dog
5. Proper operation 5.7 Adjusting differential feed dog (1) Normal differential feed (gathering) Loosen the nut ① and move the differential lever(left) ② up or down to set it at the desired position. Tighten the nut ① securely. When the differential lever(left) is set at graduation ①... -
Page 26: Adjusting Stitch Length
5. Proper operation Before operating, ALWAYS turn the power switch OFF and check that the machine has already stopped. 5.8 Adjusting stitch length Stitch length can be adjustable from 1.4 to 3.6 mm. Table 7 shows the number of stitches per inch (25.4 mm) ①... -
Page 27: Hr Device And Sp Device
5. Proper operation 5.9 HR device and SP device ③ Use SP device (needle thread oiling) and HR device (needle ① point cooling) as standard equipment to prevent thread breakage and skip stitch when running a machine at high speed or using synthetic thread and/or synthetic fabric. Use dimethyl silicon oil. -
Page 28: Setting Tape (Vf2403, 2503, 2404, 2504)
5. Proper operation Before operating, ALWAYS turn the power switch OFF and check that the machine has already stopped. 5.10 Setting tape (VF2403, 2503, 2404, 2504) Set the tape role on the tape stand ① (Fig. 5-15). Pull a tape forward through the folder ② and set it under the presser foot ③... - Page 29 5. Proper operation Before operating, ALWAYS turn the power switch OFF and check that the machine has already stopped. 5.11.2 Feeding amount of elastic tape Loosen the nut ① and adjust feeding amount while check- ing the pointer ② and the graduations of the clutch lever ②...
-
Page 30: Adjusting Hemming Guide (Vf2411)
5. Proper operation Before operating, ALWAYS turn the power switch OFF and check that the machine has already stopped. 5.12 Adjusting hemming guide (VF2411) Hemming guide(left): (1) Loosen the screw ② of the hemming guide(left) ① . (2) Adjust right-and-left position to align the fabric end to the left needle. -
Page 31: Adjustments
. Adjustments Before adjusting, ALWAYS turn the power switch OFF and check that the machine has already stopped. 6.1 Needle thread tension As standard, make the distance between the needle thread take-up ① and the center of the left screw ② to 52 mm, 52 ㎜... -
Page 32: Top Cover Thread Tension
6. Adjustments ☆ Use the needle thread guide when the needle thread forms a loop unstably with stretchable thread like a synthetic thread. As standard, align the center of the needle bar thread eyelet ① eye even with the top of the needle thread guide ②... -
Page 33: Looper Thread Tension
6. Adjustments 6.3 Looper thread tension ③ ① 6.3.1 Looper thread tension Decrease The figures show the supporting plate. ② Align the eyes of the thread take-up eyelets ③④ with Decrease Increase mark ② of the cast-off plate ① as standard. ⑥... -
Page 34: Removing Presser Foot And Presser Foot Lift
6. Adjustments 6.4 Removing presser foot and presser foot lift Removing presser foot (1) Loosen the screws ② of the lifter lever stop ① , the ① screws ④ of the collar ③ , and the screw ⑧ of the presser foot ⑦... -
Page 35: Looper
6. Adjustments 6.5 Looper 6.5.1 Installing angle and height of looper Insert the looper ① into the looper holder ② fully and ① tighten the screw ③ securely. It makes the height and installing angle (3° ). ② ③ Fig. 6-12 6.5.2 Distance between looper and needle The distance “M”... -
Page 36: Height Of Needle Bar
6. Adjustments 6.5.3 Using timing gauge 針 A timing gauge has the marks (A, B, C, D, E) for each needle distance (Table 8). Ｃ Move the looper at the extreme right. Keep fitting the right needle into the groove “V” corresponding needle distance, and fit the looper tip to the gauge. -
Page 37: Front-And-Rear Position Of Needle And Looper
6. Adjustments 6.7 Front-and-rear position of needle and looper 3-needle: ◇ When the looper tip ① meets the left needle ② , make the clearance between them to 0.2 - 0.3 mm. ◇ When the looper tip ① meets the middle needle ③ , ①... -
Page 38: Needle And Needle Guard
6. Adjustments 6.8 Needle and needle guard 6.8.1 Needle guard(rear) Height: ① Align the line “a” on the needle guard(rear) ① with the center of the needle eye at the lowest point. Front-and-rear position: When the looper tip meets the center of the right needle, make the clearance between them to 0 - 0.05 mm to push the needle guard(rear) to the right needle. -
Page 39: Height Of Feed Dog
6. Adjustments 6.9 Height of feed dog When the feed dogs are at highest points, their tops are parallel to the top of the stitch plate. Make the even height ② ① of the differential feed dog ① and the main feed dog ② , 1.0 - 1.2 ㎜... - Page 40 6. Adjustments 6.10.2 Top cover thread guide Make the clearance between the bottom of the top cover thread guide ① and the top of the spreader ② to 0.5 mm. Tighten the screws ③ securely where the thread is hooked 1.0 ㎜...
-
Page 41: Folder (Vf2403, 2503, 2404, 2504)
6. Adjustments 6.11 Folder (VF2403, 2503, 2404, 2504) Front-and-rear position Loosen the screws ② to set the folder ① near the presser foot and the stitch plate without touchng them. Right-and-left position Loosen the screws ② to set the folder to align the left end left needle tape of a tape with the left needle depending on its specifica-... -
Page 42: Metering Device (Vf2404, 2504)
6. Adjustments Before adjusting, ALWAYS turn the motor switch OFF and check that the motor has already stopped. 6.12 Metering device (VF2404, 2504) 6.12.1 Presser foot tape guide Set the presser foot tape guide ① depending on the needle distance and a part to be sewn on a tape. Loosen the screw ②... - Page 43 6. Adjustments Before adjusting, ALWAYS turn the motor switch OFF and check that the motor has already stopped. 6.12.3 Pressure of elastic feed roller ③ To adjust the pressure of an elastic tape with tension ② roller(small) ① , loosen the lock nut ② and turn the ad- justing screw ③...
-
Page 44: Specifications
1:0.7 - 1:2 Ratio Differential Feed External lever even during operation Regulation Lubrication Lubrication automatically by pump Lubricating Oil YAMATO SF OIL #28 Capacity of Oil 1100 ml Reservoir Installation Full-submerged type and semi-submerged type Compliance CE Marking with Regulator =83.3 dB（6000sti/min) - Page 45 Differential Ratio 1:0.7 - 1:2 Differential Feed External lever even during operation Regulation Lubrication Lubrication automatically by pump Lubricating Oil YAMATO SF OIL #28 Capacity of Oil 1100 ml Reservoir Installation Full-submerged type and semi-submerged type Compliance with CE Marking Regulator =82.3 dB（4500sti/min) according to ISO...
- Page 46 4-4-12, NISHI T ENM A , K I T A - K U , O S A K A , J A P A N T E L：81- 6 - 6 3 6 4 - 5 6 21 F A X：81- 6 - 6 3 6 5 - 718 5 〒５３０-００４７...
Need help?
Do you have a question about the VF2400 class and is the answer not in the manual?
Questions and answers