Star 4H05A05001 Manual Del Usuario página 29

TROUBLESHOOTING
Problem
Pump starts too often
Possible Cause
1. Pressure switch
2. Air volume in tank incorrect
3. Check valve defect or leak in drop pipe
Copyright © 2011 Star Water Systems. All rights reserved.
Corrective Action
1. Readjust switch to wider
operating pressure limits;
replace defective switch
2. Check pressure in tank. Set at 2
lbs. below turn on pressure of
the pressure switch. i.e. 30/50
pressure switch should have
tank pressure of 28 lbs.
3. Throttle pump output at gate
valve. If pump does not shut off,
pump must be raised and defect
repaired
29