GE Healthcare Senographe DS
Revision 1 Service Information and Procedures Class A 2385072-16-8EN
Job Card PM A255 - Collimator and Tube Head Cleaning
Page no. 1787 Chapter 11
JC-PM-A-255.fm
Job Card PM A255 - Collimator and Tube Head Cleaning Chapter 11
1SUPPLIES
None
2TOOLS
• Small Static Duster
• Flat Field Phantom
• Cotton buds or similar (e.g. a digital camera sensor cleaner as shown below)
• Ethanol
• Standard Tool Box including a small Pozi screwdriver
3 REQUIRED EFFORT
Personnel: 1 Field Engineer
Time:45 - 60 minutes
4 SAFETY PRECAUTIONS
WARNING
Before working on any Gantry mechanism, shut down the equipment and switch OFF the
Senographe hospital supply circuit breaker. Lock it in the OFF position or mark it clearly
with a warning sign to prevent others from applying power.
• NEVER switch off at the UPS except in emergency (risk of data loss).
5 PREREQUISITES
• If necessary, switch off the Gantry power.
• Remove the tube covers (refer to Job Card PHY A044 - Remove/Reinstall Gantry Covers on page
523) to access Collimator and Tube Head.