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TROUBLESHOOTING
134
eng
Seawater Pressure Is Below Specification
Possible Cause
Remedy
Insufficient water supply.
Check if seacock is completely open.
Check supply hoses for obstruction.
Check for external water pick‑up obstruction.
Check for sea strainer obstruction.
Check condition of sea pump.
Seawater Pressure Is Above Specification
Possible Cause
Remedy
High boat speed causing high ram
pressure.
Install a sea strainer with a bypass
relief valve.
Summary of Contents for HP565
Page 11: ...eng xi Maintenance Log Maintenance Log 139...
Page 12: ...xii eng...