Riva 90 ARGO - Page 424

14 - TROUBLESHOOTING 418
14.10 BLACK OR GREY WATER DRAINING SYSTEM
For further information, please contact the RIVA Service Department.
Problem Cause Corrective action
1. Holding tank or grey water tank drain irregular • Circuit valves closed or not fully open
• Lack of maintenance
• Abnormal pump operation
• Check/open
• Carry out maintenance
• Check