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CODE SYMPTOM PROBABLE CAUSE SOLUTION
DSO
Open-Circuit in evaporator
temperature sensor
Heat pump stopped
The evaporator temperature sensor
is incorrectly plugged in or defective
Reset the heat pump from the
breaker
Call an authorized technician
SO
Open-Circuit in water
temperature sensor
Heat pump stopped
The water temperature sensor is
incorrectly plugged or defective
Reset the heat pump from the
breaker
Call an authorized technician
DSc
Short circuit in evaporator
temperature sensor
Heat pump stopped
The evaporator temperature sensor
is incorrectly plugged in or defective
Reset the heat pump from the
breaker
Call an authorized technician
Sc
Short circuit in water
temperature sensor
Heat pump stopped
The water temperature sensor is
incorrectly plugged or defective
Reset the heat pump from the
breaker
Call an authorized technician
LP
Low pressure detected in
circuits
Heat pump stopped
Loss of refrigerant
Defective captor or cable
Defective fan
Dirty evaporator
Defrosting captor is defective
Reset the heat pump from the
breaker
Call an authorized technician
Call an authorized technician
Call an authorized technician
Clean the evaporator
Call an authorized technician
HP
High pressure detected in
circuits
Working resumption when
the pressure becomes
normal again
Water flow either slow or blocked
by an obstruction
Defective captor or cable
Reset the heat pump from the
breaker
Adjust the water flow
Call an authorized technician
HP4
4 high pressures detected
in circuits
Heat pump stopped
Water flow either slow or blocked
by an obstruction
Defective captor
Adjust the water flow
Clean pool filter
Reset the heat pump from the
breaker
Call an authorized technician
ERROR CODE LIST
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