Troubleshooting; Corrective Action - Pentair WHISPERFLOXF VS Guía De Instalación Y Del Usuario

20

TROUBLESHOOTING

Always disconnect power to the pump at the circuit breaker and disconnect the digital input cable before servicing the pump. Failure
to do so could result in death or serious injury to serviceman, pool users or others due to electric shock. DO NOT attempt to adjust or
service without consulting your dealer or a qualified pool technician. Read the entire Installation & User's Guide before attempting to
use, service, or adjust the pool filtering system or heater.
Problem
Pump failure.
Reduced capacity
and/or head.
Pump fails to start.
Pump runs then stops.
Pump is noisy.
Inadequate circulation.
XF
®
WHISPERFLO VS and MAX-E-PRO
Possible Cause
Pump will not prime - Air leak in suction.
Pump will not prime - Not enough water.
Pump stainer basket is clogged.
Pump strainer gasket is defective.
Air pockets or leaks in suction line.
Clogged impeller.
Pump strainer basket clogged.
Main voltage is not present.
Pump shaft is locked.
Pump shaft is damaged.
"0004" over-temperature alarm.
"0017" over-current alarm.
Debris in contact with fan.
Debris in strainer basket.
Loose mounting.
Filter or pump basket dirty.
Suction/discharge piping is too small.
Speed is set too slow for proper filtration cycle.
XF
®
VS Commercial Variable Speed Pump Installation and User' s Guide

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 basket.
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 Pump Disassembly on page 17)
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 Pump Disassembly on page 17)
Clean suction trap.
Clean pump strainer basket.
1. Replace fuse, reset breaker/RCD.
2. Tighten main 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.
Inspect drive to motor connection terminals.
Check that back of pump is free from dirt and debris. Use
compressed air to clean.
Clean pump strainer basket.
Check that mounting bolts of pump and pump are tight.
Check pump strainer basket; if logged, turn pump off and
clean basket.
Check and clean pool filter.
Increase piping size.
Increase filtration run time.