SpaNet SHP-100P, Directions For Installation And Maintenance

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8.3 Overview of possible error codes displayed on the screen
Go back to chapter 4
“Protection systems” for more detailed information.
The heat pump screen displays one of the following codes:
Display Problem
Cause Solution
PP 1
“WATER IN” sensor out
of order
Sensor open or short-circuited Check or replace the sensor
PP 2
“Compressor exhust”
sensor out of order
Sensor open or short-circuited Check or replace the sensor
PP 3
“EVAPORATOR PIPE”
sensor out of order
Sensor open or short-circuited Check or replace the sensor
PP 4
“Return Gas”sensor out
of order
Sensor open or short-circuited Check or replace the sensor
PP 5
“AIR” sensor out of order
Sensor open or short-circuited Check or replace the sensor
PP 6
“Condenser PIPE”
sensor out of order
Sensor open or short-circuited Check or replace the sensor
PP7 Water temperature too
low
during cool-down Insufficient water flow Check the water flow
Sensor “WATER OUT”
displays an incorrect message
Check or replace the sensor
PP 7 First anti-frost protection
active Low temperatures for water
and air No action required
PP 7 Second anti-frost
protection active Low temperatures for water
and air No action required
PP 8
“CONDENSER” sensor
out of order
Sensor open or short-circuited Check or replace the sensor
PP 9 Low ambient temperature
protection Ambient temperature is too
low or protection temperature
setting set too high Check and repair.
EE 1 High pressure protection Insufficient water flow Check the water flow
Pressure switch out of order Replace the pressure switch
Have
Too much refrigerant gas
present the heat pump checked by a
refrigeration technician
EE 2 Low pressure protection Not enough refrigerant gas Have the heat pump checked
by a refrigeration technician
Leak in the cooling conduits Have the heat pump checked
by a refrigeration technician
EE 3 Insufficient water flow Insufficient water flow Check the water flow
Water flow switch out of order Replace the Water flow switch
EE 4 Phase Protection Faulty phase wiring Put phases in order
EE 5 compressor exhaust
temperature is too high Water temperature and
environmental temperature is
too high Set to the safety of water
temperature.
Refrigerant leakage
Check and repair.
Insufficient water flow Check the water flow
EE 6 Communication failure
No communication between
the digital display and the
system controller Check the connection
between the screen and the
controller.
Replace screen and/or
controller.
PE1 Emergency switch
disconnect Emergency switch disconnect Check and repair.
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