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Thread Feeder Gear Replacement
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This repair requires timing and other adjustments and can only be done by an authorized ser-
vice technician.
The thread feeder gear will need replaced only when the teeth on the plastic gear are broken or worn
excessively. It is important that you apply lubricant to the gear after you install a new one. Always install
new retaining ring when replacing the thread feeder gear.
Replacement parts needed:
• P/N 34178 Gear, Thread Feeder, Z=28, M=1mm
• P/N 10454-08Ring, Retaining, External, 5mm Shaft (always use a new retaining ring)
• P/N 30853-08 Washer, S/S, 5.1mm ID X 8.3mm OD
• P/N 32205 Feeder Drive Gear Shaft Tool
Replacement Procedures:
Figure 1 - Thread Feeder Gear
1. Color change to needle #1 and turn the machine OFF.
2. Remove the Right Color Change Cover, P/N 33093.
3. Position the socket of the tool so that it engages the end of the Feeder Drive Gear Shaft. See
Figure 2.
4. Unscrew the Feeder Drive Gear Shaft and gear assembly and carefully remove it from the machine.
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