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Summary of Contents for Texi Post DD
- Page 1 Manual instruction Mechatronic Post-Bed Lockstitch Machine with Built-in Energy Saving Motor, control box and control panel Post DD Texi Post DD – Manual Instruction...
- Page 2 Texi Post DD – Manual Instruction...
- Page 3 1. This book is applicable to sewing machine which have the same plate number as shown on the cover of this book. 2. This book was prepared based on information available in December 2014. 3. Parts are subject to change in design without prior notice. Texi Post DD – Manual Instruction...
- Page 4 Texi Post DD – Manual Instruction...
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Page 5: Table Of Contents
Oil bowl for hook lubrication…………………………………………………………………………….. 8.4. Filling the oil reservoir of the thread lubrication unit………………………………………………….. 8.5. Lubricating the bevel gears……………………………………………………………………………… Adjustment………………………………………………………………………………………………… 9.1. Notes on adjustment……………………………………………………………………………………… 9.2. Tools, gauges and other accessories…………………………………………………………………… 9.3. Adjusting the basic machine……………………………………………………………………………... Texi Post DD – Manual Instruction... - Page 6 9.4.7. Manual cutting test………………………………………………………………………………………… 9.4.8. Releasing the tension……………………………………………………………………………………. 9.5. Adjusting back-tacking mechanism…………………………………………………………………….. 9.5.1. Needle in the hole………………………………………………………………………………………… 9.5.2. Coupling for roller presser drive………………………………………………………………………… 9.5.3. Bevel gears for feed wheel drive………………………………………………………………………… 9.5.4. Bevel gear movement……………………………………………………………………………………. Texi Post DD – Manual Instruction...
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Page 7: Safety
It is the obligation of the user to ensure that none of the safety mechanisms are removed or deactivated. It is obligation of the user to ensure that only authorized persons operate and work on the machine. Texi Post DD – Manual Instruction... -
Page 8: Danger
On machines with thread lubricator, only operate the machine with eye guard 4 lowered as it will protect the eyes from oil particles of the thread lubrication. Do not operate the machine without tilt lock 2 to prevent crashing between machine head and table top. Texi Post DD – Manual Instruction... -
Page 9: Proper Use
2. Proper use Texi Post DD is a single needle, high speed post bed sewing machine (post to the right of the needle) with driven feed wheel and roller presser and synchronized needle. The machine is used for sewing lockstitch seams in leather and upholstery industries. -
Page 10: Explanation Of Symbols
4. Explanation of symbols In this Manual instruction, work to be carried out or important information is accentuated by symbols which have the following meanings: Texi Post DD – Manual Instruction... -
Page 11: Controls
Bobbin thread monitoring with stitch counting About 100 stitches before reaching the preset number of stitches, LED 1 flashes. After the thread has been trimmed and the bobbin changed, the stitch counting restart from beginning. Texi Post DD – Manual Instruction... -
Page 12: Pedal
Pedal 0 = Neutral position 1 = Sewing 2 = Raising roller presser 3 = Trim sewing threads 5.4. Lever for lifting roller presser The roller presser can be raised by turning lever 1. Texi Post DD – Manual Instruction... -
Page 13: Knee Lever
1 in the direction shown by the arrow. 5.6. Key for setting stitch length The stitch length is set by pressing key 1 and turning the balance wheel (see Chapter 7.6. Setting the stitch length). Texi Post DD – Manual Instruction... -
Page 14: Swing Out Roller Presser
5.7. Swing out roller presser When the roller presser is raised, it can be swung out by pulling it lightly downwards. Texi Post DD – Manual Instruction... -
Page 15: Installation And Commissioning
Set the required pedal position and tighten screw 2. 6.2. Fitting the reel stand Fit the reel stand as shown in Figure. Afterwards, insert the stand in the hole of the table top and secure it with nuts provided. Texi Post DD – Manual Instruction... -
Page 16: Install The Safety Plate For Tilting The Machine Head
Machine with pneumatic equipment must be connected to the compressed air supply. The pressure gauge should indicate a pressure of 6 bar. If necessary, adjust to the correct setting (see Chapter 8.1. Checking/adjusting the air pressure). Texi Post DD – Manual Instruction... -
Page 17: Tilted Work Base
6.5. Tilted work base 6.6. Tilted work base Texi Post DD – Manual Instruction... -
Page 18: Mounting The Table Top
6.7. Mounting the table top Texi Post DD – Manual Instruction... -
Page 19: Preparation
Tighten screw 2 and swing roller presse 1 back to position. NOTE: The choice of needle depends on the model of machine, the thread and the material used. See Chapter 3. Specifications – Needles and threads. Texi Post DD – Manual Instruction... -
Page 20: Winding The Bobbin Thread; Adjusting The Primary Thread Tension
The thread tension of bobbin 1 can be adjusted by knurled screw 4. The bobbin winder stops automatically when bobbin 1 is full. If the thread is wound unevenly: • Loosen nut 5. • Turn thread guide 6 accordingly • Tighten nut 5. Texi Post DD – Manual Instruction... -
Page 21: Removing/Inserting The Bobbin Case
Threading the bobbin case/adjusting the bobbin thread tension Insert the bobbin into the bobbin case 1. Pass the thread through the slot under spring 2. Pass the thread through the notch. Adjust the thread tension by turning screw 3. Texi Post DD – Manual Instruction... -
Page 22: Threading The Needle Thread And Regulating Its Tension
Hold down key 1 and turn the balance wheel until the stitch length required is shown on the scale 2 opposite the bottom edge 3 of the belt guard recess. Texi Post DD – Manual Instruction... -
Page 23: Care And Maintenance
Pour 1-2 drops of oil into hole 1 of the gib daily. Before commissioning the machine and after long periods out of operation, pour a few drops of oil into the hook race (see arrow). Texi Post DD – Manual Instruction... -
Page 24: Oil Bowl For Hook Lubrication
8.3. Oil bowl for hook lubrication 8.4. Filling the oil reservoir of the thread lubrication unit If necessary, fill oil up to mark through hole. We recommend thread lubricating oil. Texi Post DD – Manual Instruction... -
Page 25: Lubricating The Bevel Gears
Tilt the sewing head back onto the support. Apply grease to all the tooth flanks and the rack (see arrows). To set the sewing head upright, press tilt lock 1 backwards and set the sewing head upright using both hands. Texi Post DD – Manual Instruction... -
Page 26: Adjustment
With the stitch length set at its minimum, the needle should be positioned in the center of the needle hole, as seen in the direction of sewing. Set the minimum stitch length. Adjust needle bar (screw 1) according to the Requirement. Texi Post DD – Manual Instruction... -
Page 27: Preliminary Adjustment Of The Needle Height
Making sure that there is some play in the bevel gear, tighten screw 2. With retaining collar 7 touching bevel gear 8, tighten screw 1. Adjust needle guard 6 (screw 9) according to Requirement 3. Texi Post DD – Manual Instruction... -
Page 28: Needle Position Crosswise To Sewing Direction
9.3.4. Needle position crosswise to sewing direction Requirement As seen crosswise to the sewing direction, the needle must penetrate in the center of the needle hole. Adjust feed wheel post 1 (screw 2, 3, 4) according to the Requirement. Texi Post DD – Manual Instruction... -
Page 29: Height And Stroke Of The Bobbin Case Opener
Feed wheel should protrude from the needle plate by tooth height (approx. 0.8 mm). Swing out the roller presser. Loosen screw 1. Adjust eccentric 3 (fastening screw accessible through hole 2). Tighten screw 1. Texi Post DD – Manual Instruction... -
Page 30: Stitch Length Control Eccentric
1 must be opposite the lower edge 3 of the belt guard recess. Set the maximum stitch length. Turn the scale disk 1 (screw 2) according to the Requirement. Texi Post DD – Manual Instruction... -
Page 31: Shaft Crank To Feed Wheel Drive
When the maximum stitch length is set, the linkage rods 3 and 4 must be able to move freely at their left and right point of reversal when the balance wheel is turned. Set the maximum stitch length. Twist of shift the shaft crank 1 (screw 2) according to the Requirement. Texi Post DD – Manual Instruction... -
Page 32: Roller Presser And Feed Wheel Adjustment
Adjust roller presser 1 (screw 2) according to Requirement 2. Lower roller presser 1 to rest on the feed wheel 5. Adjust roller presser bracket 3 (screw 4) according to Requirement 3. Texi Post DD – Manual Instruction... -
Page 33: Stitch Length On Stitch Length Scale
Set stitch length “3” By turning the balance wheel, let the needle enter 30 times. Compare the total sewn length of the lower and upper leather layer. Adjust clamp 1 (screw 2) according to the Requirement. Texi Post DD – Manual Instruction... -
Page 34: Knee Lever
When the presser bar lifter is raised, the tension discs 3 should be pressed at least 0.5 mm apart. When the roller presser is lowered, the tension must be fully effective. Align tension mounting plate 1 and presser plate 2 according to Requirement Texi Post DD – Manual Instruction... -
Page 35: Thread Check Spring
The bobbin winder must switch itself off when the filled thread is about 1 mm from the edge of the bobbin. Position drive wheel 1 (screw 2) according to Requirement 1. Position bolt 3 (screw 4) according to Requirement 2 Texi Post DD – Manual Instruction... -
Page 36: Pressure Of Roller Presser
After a running time 10 seconds, a fine line of oil should form on a strip of paper held next to the hook. Check whether oil has been filled in and that there is no air in the oil lines. Let the machine run for 2-3 min. Texi Post DD – Manual Instruction... -
Page 37: Re-Engage Safety Coupling
Having made sure that piston 6 is positioned against the left stop, adjust magnet 1 (2 screws) in accordance with Requirement 1 Adjust control cam 3 (screw 4) in accordance with Requirement 2. Texi Post DD – Manual Instruction... -
Page 38: Position Of The Thread Catcher Holder
During its swivel movement thread catcher 1 should not pass the edge of the needle plate (see arrow). Move thread catcher 1 (screw 2, two screws) parallel to the thread catcher holder in accordance with the Requirement. Texi Post DD – Manual Instruction... -
Page 39: Position Of The Thread Catcher
The knife pressure should be set as low as possible but the cutting operation should still be carried out reliably. Move knife 1 (screw 2) in accordance with Requirement 1 or swivel it in accordance with the Requirement 2. Texi Post DD – Manual Instruction... -
Page 40: Bobbin Thread Retaining Spring
After the thread cut has been cut, sew a few stitches by turning the balance wheel, checking whether the bobbin thread is drawn out of bobbin thread clamp spring between the 1 and 3 stitched, if necessary, correct the tension. Texi Post DD – Manual Instruction... -
Page 41: Manual Cutting Test
9.4.8. Releasing the tension Requirement When the magnet is activated, tension discs 3 must be at least 0.5 mm apart. Activate the magnet. Detach the tension bearing plate 1 and adjust presser plate 2. Texi Post DD – Manual Instruction... -
Page 42: Adjusting Back-Tacking Mechanism
9.5.2. Coupling for roller presser drive Requirement There must be a distance of 3 mm between coupling half 1 and locking disc 3 of the drive mechanism. Adjust coupling half 1 (screw 2) according to the Requirement. Texi Post DD – Manual Instruction... -
Page 43: Bevel Gears For Feed Wheel Drive
When sewing, there must be a slight movement between bevel gear 1 and 3. At the same time, there must be a slight movement between bevel gear 2 and 3. Adjust screw 4 according to Requirement. Texi Post DD – Manual Instruction... - Page 44 Ask your supplier about: Texi Post DD – Manual Instruction...
- Page 45 We declare, that the following product: Mechatronic Post bed lockstitch sewing machine, model Texi Post DD (ZJ9610SA-D3-M-3) With this declaration relates, complies with following directives: Machine directive 2006/42/EC Low voltage directive 2006/95/EC Harmonized norm used: EN 60204-1 Texi Post DD – Manual Instruction...
- Page 46 Notes _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ Texi Post DD – Manual Instruction...
- Page 47 Notes _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ _________________________________________________________________________________________ Texi Post DD – Manual Instruction...
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