Johnson & Johnson Surgical Vision Veritas, Operator'S Manual

Page: 222 / 270

Status, Warning, and Error Messages Z370584 Rev. D
10-24
Error Messages, Troubleshooting, and Diagnostics
1. Select End Case .
2. Select Next Case .
3. If the error does not clear or if the error continues to occur, document the error message
and contact JJSV for technical service.
311 Dump valve pressure high/low.
Probable cause:
• Piston pump not working.
• The VIT dump valve not closing.
Corrective action:
1. Select End Case.
2. Select Next Case.
3. If the error does not clear or if the error continues to occur, document the error message
and contact JJSV for technical service.
327 Pneumatics system pressure too low.
Probable cause:
• The system pressure is too low.
• The piston pump does not work.
• There is a system air leak.
• The vitrectomy cut valve is on.
Corrective action:
1. Select End Case .
2. Select Next Case .
3. If the error does not clear or if the error continues to occur, document the error message
and contact JJSV for technical service.
328 Pneumatics system pressure too high.
Probable cause:
• The system pressure is too high.
• The external air valve does not work.
• The piston pump does not work.
• The selector valve does not work.
Corrective action:
1. Select End Case .