Technical Bulletin  PAGE: 1/3 
Model: Taurus-C1a/C1b (D074/D075) 
 
Subject: Procedure of Replacing the Drive Roller 
Prepared by: Akihiro Tajima 
From: 1st Tech Service Sect., PP Tech Service Dept. 
 Electrical 
 Transmit/receive 
 Service manual revision 
 Retrofit information 
 
Please add the following procedure of replacing the Drive Roller to your field service 
manual. 
NOTE: For the procedure required before replacing the drive roller, refer to RTB No. 
RD074049 ‘Procedure for Replacing the Encoder Shaft.’ 
 
Drive Roller 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[A]: Drive Roller