Troubleshooting - STA-RITE SUPERMAX VS Installation And User Manual

16

TROUBLESHOOTING

Diagnosing certain symptoms may require close interaction with, or in close proximity to, components that are energized with
electricity. Contact with electricity can cause death, personal injury, or property damage. When trouble shooting the pump, diagnostics
involving electricity should be cared for by a licensed professional.
Problem
Pump failure.
Reduced capacity and/or
head.
Pump fails to start.
Pump runs then stops.
Pump is noisy.
Pump runs without flow.
SUPERMAX VS Variable Speed Pump Installation and User' s Guide
®
Possible Cause
Pump will not prime - Air leak, too much air.
Pump will not prime - Not enough water.
Pump stainer gasket is clogged.
Pump strainer gasket is defective.
Air pockets or leaks in suction line.
Clogged impeller.
Pump strainer clogged.
Mains Voltage is not present
Pump shaft is locked
Pump shaft is damaged
Over temperature FAULT
Over current FAULT
Debris in contact with fan
Debris in strainer basket
Loose mounting
Impeller is loose
Air leak
Clogged or restricted plumbing
Corrective Action
Check suction piping and valve glands on any suction gate
valves. Secure lid on pump strainer pot and be sure lid
gasket is in place. Check water level to be sure skimmer is
not drawing air.
Be sure the suction lines, pump, strainer, and pump volute
are full of water. Be sure valve on suction line is working and
open (some systems do not have valves). Check water level
to make sure water is available through skimmer.
Clean pump strainer pot.
Replace gasket.
Check suction piping and valve glands on any suction gate
valves. Secure lid on pump strainer pot and be sure lid
gasket is in place. Check water level to be sure skimmer is
not drawing air.
Turn off electrical power to the pump.
Disassemble (see page 14, 'Pump Disassembly')
Clean debris from impeller. If debris cannot be removed,
complete the following steps:
1. Remove left hand thread anti-spin bolt and o-ring.
2. Remove, clean, and reinstall impeller.
3. Reassemble (see page 15, 'Pump Reassembly')
Clean suction trap.
1. Replace fuse, reset breaker/GFCI.
2. Tighten mains wire connections.
Check if the pump can be rotated by hand and remove any
blockage.
Replace pump.
Check that back of pump is free from dirt and debris. Use
compressed air to clean.
Pump will automatically restart after one (1) minute.
Check that back of pump is free from dirt and debris. Use
compressed air to clean.
Clean strainer basket.
Check that mounting bolts of pump and pump are tight.
Check that pump is spinning by looking at fan on back of
SuperMax VS Variable Speed Pump. If so, check that pump
impeller is correctly installed.
Check plumbing connections and verify they are tight.
Check for blockage in strainer or suction side piping.
Checked for blockage in discharge piping including partially
closed valve or dirty pool filter.