Hayward MAX FLO VS - Troubleshooting Chart

Only use spare parts supplied by Hayward
®
Brand
Page 13 on 22Xxxxxx xxxx
EN
English
Problem Possible Cause Corrective Action
Pump failure. Pump will not prime - Air
in suction line or pump
Pump will not prime - Not
enough water
Strainer basket exces-
sively dirty or full
Strainer pot O-ring is
damaged
1. Inspect suction line plumbing and valve(s) for damage or loose connec-
tions.
2. Ensure the strainer pot lid is sealing properly. Verify lid O-ring is in place.
3. Ensure proper pool water level and water is available to the skimmer.
1. Ensure suction line and pump strainer pot are full of water.
2. Ensure suction line valve is working and open (some systems do
not have valves).
3. Ensure proper pool water level and water is available to the skimmer.
Clean strainer basket. See Cleaning the Pump Strainer Basket, page
11. Inspect strainer pot O-ring for damage. Replace if necessary.
Reduced ca-
pacity and/or
head.
Air in suction line or
pump
Clogged impeller
Strainer basket exces-
sively dirty or full
1. Inspect suction line plumbing and valve(s) for damage or loose
connections.
2. Ensure the strainer pot lid is sealing properly. Verify lid O-ring is in place.
3. Ensure proper pool water level and water is available to the
skimmer.
Disassemble pump (Pump Disassembly, page 12) and remove debris
from impeller.
Clean strainer basket. See Cleaning the Pump Strainer Basket, page 11.
Pump fails to
start.
Mains voltage is not
present
Motor is locked
Motor shaft is damaged
1. Replace fuse, reset breaker
2. Tighten mains wire connections.
Disassemble pump (Pump Disassembly, page 12) and attempt to rotate
motor shaft by hand to remove any blockage.
Replace pump.
Pump runs
then stops.
Over temperature FAULT
Over current FAULT
Ensure motor fan cover at the rear of the motor is free of dirt and debris.
Use compressed air to clean.
Pump will automatically restart after one (1) minute.
Pump is noisy. Debris in contact with fan
Strainer basket exces-
sively dirty or full
Loose mounting
Ensure motor fan cover at the rear of the motor is free of dirt and
debris. Use compressed air to clean.
Clean strainer basket. See Cleaning the Pump Strainer Basket, page
11.
Ensure mounting bolts and pump bolts are tight.
WINTERING
You are responsible for determining when freezing conditions may occur. If freezing conditions are expected, take the
following steps to reduce the risk of freeze damage. Freeze damage is not covered under warranty.
In mild climate areas, when temporary freezing conditions may occur, run your ltering equipment all night to prevent
freezing.
TO PREVENT FREEZE DAMAGE
1. Press Start/Stop to stop the pump and disconnect all power to the pump at the circuit breaker.
2. Disconnect all power to the pump at the circuit breaker.
3. Relieve all pressure from the ltration system at the lter air relief valve.
4. Remove both drain plugs from the bottom of the strainer pot and drain the pump. Store the plugs in the strainer basket.
5. Cover the motor to protect it from severe rain, snow and ice.
Note: Do not wrap motor with plastic or other air tight materials during winter storage. Never cover the motor when operating
or expecting operation.
• WARNING: Diagnosing certain symptoms may require interaction with, or close proximity to, components that are
energized with electricity. All servicing should be performed by a qualied service professional.
Contact with electricity can cause death,personal injury, or property damage.
TROUBLESHOOTING CHART