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General| Type | Industrial Sewing Machine |
|---|---|
| Model | 745-34 Speedpocket |
| Stitch Type | Lockstitch |
| Power Requirements | 230V, 50/60 Hz |
| Motor Type | Servo Motor |
| Needle System | 134-35 |
General information and safety notes applicable to service procedures.
Details the groove in the arm shaft crank used for staking the machine head in position.
Procedures related to the sewing machine head, including raising, removing, and installing.
Procedures for safely removing and reinstalling the sewing machine head for maintenance or adjustments.
Adjusting the crank pin to set the needle bar stroke and upper dead centre.
Procedures for the needle bar linkage, including removal, installation, and adjustments.
Step-by-step guide to safely remove the needle bar linkage assembly.
Procedure for safely removing an individual needle bar from its linkage.
Instructions for disassembling a needle bar into its components.
Instructions for assembling a needle bar from its components.
Procedures for installing needle bars into the needle bar linkage correctly.
Steps for mounting and installing the complete needle bar linkage assembly.
Checking and adjusting the correct height of the needle bar linkage.
Aligning the needle bar linkage correctly with the throat plate for sewing.
Procedure for safely exchanging the needle holder on the needle bar.
Maintenance and adjustment procedures for the hook assembly.
Setting the correct gear clearance in the hook drive for optimal performance.
Checking and adjusting the looping stroke for correct needle and hook timing.
Setting the distance between needle eye and hook tip.
Setting the precise distance between hook tips and needles.
Adjusting needle protection to prevent deflection into the hook tip path.
Procedure for safely removing and installing the hook assembly.
Function and adjustment of the bobbin case holding wire for thread passage.
Procedures for adjusting and maintaining the center knife.
Procedures for safely removing and installing the driving motor for the center knife.
Procedures for safely removing and installing the switching cylinder.
How to adjust the center knife's position and height for proper cutting.
Details on the needle thread trimming and clamping mechanism.
Explains the operation of the needle thread trimming and clamping mechanism.
Procedure for replacing the knife and thread catcher in the trimming device.
Details on the hook thread trimming and clamping device.
Details the operation of the hook thread scissors and clamping device.
How to adjust the thread puller for proper needle thread tension and feed.
Adjusting the synchronizer for precise timing of machine functions.
Instructions for oiling the sewing unit and checking oil levels.
Instructions for checking and maintaining oil levels for hook lubrication.
Procedures for adjusting the transport carriage's movement and components.
Setting the rear end position of the transport carriage using switches and stops.
Procedure for removing and installing the drive toothed belt.
How to check and adjust the tension of the toothed belt for proper drive.
Adjustments and alignment procedures for the feeding clamps.
Checking and adjusting the stroke of the feeding clamps for proper material handling.
Setting the distance between feeding clamps and folder sole for piping accuracy.
Adjusting the front end position of the feeding clamp for correct operation.
Procedures for setting up and adjusting the corner knives.
Basic positioning of corner knives before fine adjustment for precise cuts.
Ensuring corner incisions are symmetrical to the fabric seams.
Setting the angle of the corner incisions for precise cut placement.
Procedure for safely removing and installing corner knives.
Adjustments for the reflected light barriers used in flap scanning.
Adjusting the swivel arm position for flap scanning light barriers.
Setting the folding station plate position accurately using a measuring line.
Ensuring the sewing machine head is correctly leveled with the table top.
Procedures for folder alignment, motion, and guide plates.
Aligning the folder precisely to the center of the pocket opening.
Adjusting the folder's lifting and lowering motion for smooth operation.
Aligning the folder accurately relative to the needles and center knife.
Adjusting guide plates at the folder for correct piping strip guidance.
Adjustments for stacker pincers, cylinder speed, and rest plate.
Setting the front position and closing action of the stacker pincers.
Adjusting cylinder speed and cushioning for smooth stacker operation.
Adjusting the rest plate height and position for stacking various workpieces.
Procedure for swivelling the stacker aside for maintenance access.
Instructions for safely exchanging the machine's main control unit.
