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This repair requires timing and other adjustments and should be done by a Melco authorized service technician.
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CAUTION!! DO NOT disassemble the needlecase any further than what is provided in this manual. If you do so, the alignment of the needlecase will be severely compromised and extremely difficult to reset without the proper fixtures used at the factory. |
Figure 1 - Needlecase Assembly
1. Turn ON AMAYA and load the AMAYA Control Panel software. Click on "Maintenance" menu and then "Head Timing" tab. Click on the "Head Up" button to bring the head to the HEAD UP position. If the machine is jammed or will not go to the head up position, contact Melco Technical Support for instructions.
2. Color change to either Needle 5 or 6.
3. Engage the emergency stop by pressing 
in.
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WARNING! Do not proceed without engaging the emergency stop button or by turning the machine off. The machine may begin operating if you do not do so. This can result in severe damage to the machine and/or personal injury. You do not need to disconnect the power input cord from the machine. |
4. Take the small access cover off the needle case assembly.
Figure 2 - Needlecase Access Cover Removed
5. Remove the 2 button head screws at the left and right of the access opening, holding the needle case cover, and remove the main cover (see Figure 2).
Figure 3 - Loosen Top Screw to Left Color Change Spindle Mounting Bracket
6. Loosen the top screw to the left color change spindle mounting bracket as shown in Figure 3 above.
Figure 4 - Loosen Screws and Remove Right Color Change Spindle Mounting Bracket
7. Loosen the top screw to the right color change spindle mounting bracket. Remove the two screws on the side of the right color change spindle mounting bracket. Remove the right color change spindle mounting bracket.
Figure 5 Remove Thread Tubes
8. Remove all of the thread tubes from the back of the thread feeder.
9. Disconnect the harnesses from the two PCB's and the stepper motor.
10. Slide the needle case to the left while lifting the presser foot to clear the grabber bracket.
11. The needle case will now be free to remove from the head.
12. Handle the needlecase carefully so you do not damage any components.
