Maintenance
Page 9-10
9.5.2. Periodic Maintenance
Periodic Maintenance should be performed by a GE HUALUN medical systems Co. Ltd. representative or a
qualified service engineer.
The following periodic maintenance schedule is recommended.
Check maximum earth of whole system
Check earth leakage current
Check internally- generated DC voltages
Check the appearance is normal
Check the cable connection
Check the UPS life, check the need for replacement
Ensure secure fitting and check for dust and corrosion
Check electrical and mechanical movement
Check accuracy and functioning of:
All visible / audible indicators
Collimator alignment and field limitation
Beam alignment and centering
Counterweight fasteners and cables
Wheels and wheel alignment