Technical Bulletin  PAGE: 1/1 
Taurus-C1/P1 (D074/D075/M044)
8-May-18
RD074142
FSM Correction: SC570
A. Tajima
From: 1st Tech Service Sect., PP Tech Service Dept. 
Classification: 
 Troubleshooting 
 Mechanical 
 Paper path 
 Part information 
 Electrical 
 Transmit/receive 
 Action required 
 Service manual revision 
 Retrofit information 
Please add the following description in bold on SC570 to your field service manual in 
section: 
6. Troubleshooting  SC Tables  SC570
Ozone Collection Fan Error 
The ozone collection fan is the large fan on the right end the upper 
horizontal dust across the back of the machine. 
Fan harness disconnected or broken 
Fan overload due to physical obstruction 
Fan motor defective 
Replace the following fans. 
Ozone collection fan 
Ozone exhaust fan (Y)  
Ozone exhaust fan (M) 
Ozone exhaust fan (C) 
Ozone exhaust fan (K) 
Cooling Box Ozone Exhaust Fan (This is at the rear box) 
Ozone filter 
If the fan did not solve, replace the harness connected to above