Pentair HYPRO 9306C Series - Maintenance, Routine Servicing, and Inspection; Troubleshooting

L-1546 (Rev E)-17-
Maintenance, Routine Servicing, and Inspection
PREVENTATIVE MAINTENANCE CHECKLIST
Check Daily Weekly
WaterLeaks X
Plumbing X
• Eachsystem’smaintenancecyclewillbeexclusive.Ifsystemperformancedecreases,checkimmediately.
• Dutycycle,temperature,quality,typeofuidbeingpumped,andinletfeedconditionsallaffectthelifeofsprayboom
assemblies and service cycle.
Troubleshooting
Beforeattemptingtoserviceyourpump,besurethatitisdisconnectedfromallenergysources.
Symptom Probable Cause(s) Corrective Action
Pump does not prime Leakinsuctionline Checkhoseandttingsforleaksand
correct
Obstruction in suction line Inspect hose for obstructions and
remove
Suctionhosestucktotank Cut a notch or “V” in end of suction
hose
Clogged strainer Checkstrainerandcleanregularly
Low discharge Pump rotates incorrectly Correct rotation of pump
Blockedsuctionhose Inspect suction hose and repair as
necessary
Pump worn Repair pump
Undersized suction line See Installation
Pump will not turn Impeller plugged Inspect and clear obstruction
Hydraulic system overheating Hydraulicbypassneedsadjustment See Installation
Insufcienthydraulichosesize See Installation
Table 2