Periodic Maintenance - GE Brivo OEC 715 Operator's Manual

Maintenance

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.
Item
Earth (Ground)
Power supplies
UPS
PCB's and racks
Motorized movement
Bearings
Controls and Indicators
Alignment
Mechanical
Page 9-10
Description
Check maximum earth of whole system
Check earth leakage current
Check internally- generated DC voltages
Check no leakage
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 Annually
Check electrical and mechanical movement
Check movement freedom
Check accuracy and functioning of:
All controls
All visible / audible indicators
Movement
Dose / Dose rate / DAP
Collimator alignment and field limitation
Beam alignment and centering
Counterweight fasteners and cables
All mechanical stops
Wheels and wheel alignment
Brakes and locks
Frequency
Annually
Annually
Annually
Annually
Annually
Annually
Annually
Annually
Annually
Annually
Annually
Annually
Annually
Annually
Annually
Annually
Annually
Annually
Annually