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Remove and Replace Procedures
5-15
5
Replacing the TTR Drive Roller and Gear/Pulley
To replace the TTR drive roller or the TTR drive gear/pulley or both, you will
need some or all of the following parts and tools:
• TTR drive roller, Intermec Part No. 061543-002
• TTR drive gear/pulley, Intermec Part No. 061563-002 (white)
• Retaining E-rings, Intermec Part No. 501401
• Retaining snap ring, Intermec Part No. 501409
• Roller alignment tool, Intermec Part No. T43150
• ESD grounding strap
• Snap ring pliers
• Needlenose pliers
• #1 and #2 Phillips screwdriver
To remove the TTR drive roller and TTR drive gear/pulley
1. Switch off the printer power and remove the power cord.
2. Remove the media cover, the electronics cover, and the front bezel cover
(refer to “Replacing the Bezel PCB” earlier in this chapter).
3. Raise the printhead. Remove media and ribbon if loaded.
4. Unloop the drive belt (O-ring) from the TTR drive gear/pulley.
3600M.053
E-ring
TTR drive
gear/pulley
TTR takeup
drive belt
TTR takeup
drive belt
Motor
plate
Washer
Washer
TTR drive
roller
TTR roller
shaft
Motor plate
TTR drive
gear/pulley