Hayward HeatPro VS HP50952T Manuel D'installation Et D'utilisation page 22

Display Malfunction
No power to heat pump
(blank)
Unit will not turn on
High pressure switch, circuit
E01
open
Low Pressure Switch, circuit
E02
open
E03
Flow Switch circuit open
Water temperature freeze
E05
protection
Unit water temperature rise too
E06
great
E07 Freeze up during cooling mode Low water flow
Primary anti-freezing protection
E19
heating mode
Primary anti-freezing protection
E29
heating mode
Inlet or Outlet temperature
P01 , P02
sensor failure
Ambient temperature sensor
P04
failure
P05 , P15
Coil temperature sensor failure
Suction temperature sensor
P07
failure
Discharge temperature sensor
P081
failure
Discharge temperature out of
P082
range
PP Pressure sensor failure
21
Table 6a: Fault Code Index
Possible Cause
Tripped circuit breaker / no power
supply
Faulty electrical component
Display module failure
Low water flow
High water temp
Air flow obstruction
Low Ambient Temperature cutoff
Unit low on refrigerant
Low or no water flow or remote
on/off in use
Water freeze warning activated
Low water flow
Ambient temperature too low for
operation
Ambient temperature too low for
operation
Sensor short circuit, open circuit,
or not connected
Sensor short circuit, open circuit,
or not connected
Sensor short circuit, open circuit,
or not connected
Sensor short circuit, open circuit,
or not connected
Sensor short circuit, open circuit,
or not connected
Compressor overloaded
Sensor short circuit, open circuit,
or not connected
USE ONLY HAYWARD GENUINE REPLACEMENT PARTS
Information
Check breaker and ensure that the unit is properly installed
Call for service
Call for service
Check water flow to heat pump. Ensure pool pump is on.
Clean your filter
Make sure all valves are fully open and bypass valve is
closed
Turn off other water flows; fountains, etc.
Check pool temperature. Confirm within allowable limits for
heating and cooling.
Call for service.
Remove debris and other items restricting air flow to heat
exchanger
Wait for outside temperature to reach 20F
Call for service
Check water flow to heat pump. Ensure pool pump is on.
Make sure all valves are fully open and bypass valve is
closed
Clean your filter
Unit can't keep water above freeze point
Call for service
Call for service
Call for service
Call for service
Call for service or replace sensor
Call for service or replace sensor
Call for service or replace sensor
Call for service or replace sensor
Call for service or replace sensor
Call for service or replace sensor
Call for service or replace sensor