FibroPool FH135 - ERROR CODES

ERROR CODES
V.23.02 FIBROPOOL USA
ERROR CODE DESCRIPTION POSSIBLE CAUSES ACTION
PL
Water f low sw itch failure
PC
PC
P1 Coil temp sensor f ailure Softw are Crash/ Sensor failure
P2 Softw are Crash/ Sensor failure
P3 Inlet w ater temp sensor failure
P4 Outlet w ater temp sensor f ailure
P6
P7 Ambient temp sensor f ailure Softw are Crash/ Sensor failure
P8
P9
Low Freon pressure
E2
E3
E4 High Freon pressure
E8
Communication failure
Insuf ficient Water Flow /
Plumbing Connected backw ards/
Flow sw itch Failure /
Motherboard Failure
*Make Sure the w ater is
circulating back to Pool.
*Check the plumbing lines, make
sure the w ater IN from the filter
is connected to the bottom port.
Level 1 anti-freeze protection in
Winter
The A ir temperatures too low
and unit is on standby
*Wait f or outside air
temperatures to increase
Level 2 anti-freeze protection in
Winter
The A ir temperatures too low
and unit is on standby
*Wait f or outside air
temperatures to increase
+Turn the heater of f at the
breaker for 45 seconds and
restart *Replace the Sensor
Compressor exhaust gas temp.
sensor failure
*Turn the heater of f at the breaker
for 45 seconds and restart
*Replace the Sensor
Softw are Crash/ Sensor failure/
Open circuit
*Turn the heater of f at the
breaker for 45 seconds and
restart *Check the w ire and
connection * Replace the
sensor * Replace the
Motherboard
Softw are Crash/ Sensor failure/
Open circuit
*Turn the heater of f at the
breaker for 45 seconds and
restart * Check the w ire and
connection *Replace the sensor
*Replace the Motherboard
Excessive Temperature Diff erence
for IN and OUT sensors
Low w ater f low /Motherboard
failure
*Check w ater circulation *Check
w ater temperature * Replace
motherboard
*Turn the heater of f at the
breaker for 45 seconds and
restart *Replace the Sensor
Excessively LOW outlet w ater
temp in cooling mode
Low w ater f low rate/ Water inlet
w ater temp too low /
Motherboard f ailure
*Turn the heater of f at the
breaker for 45 seconds and
restart *Check the w ater flow
through the heate r *Adjust the
set temp to a higher level
*Replace motherboard
Low ref rigerant /
Capillary block / Pressure sw itch
connections / The pressure
sw itch f ailure /
Motherboard Failure
*Add Ref rigerant *Replace the
capillary
*Repair the sw itch w ires
*Replace the pressure sw itch
*Replace the Motherboard
Excessive Temperature Diff erence
for IN and OUT sensors
Low w ater flow /
inlet w ater temp is too low /
Motherboard f ailure
*Check w ater circulation
* Check w ater temperature
*Replace motherboard
Excessively high compressor
tempertures
*Low w ater flow rate
*Low refrigerant
* Water temp is set too high
*Pressure sw itch Wiring Failure
*The pressure sw itch failure.
*Motherboard failure
*Check pool's w ater circulation
* If using a bypass valve,
increase the flow to the heater
* Drain and recharge the refri
*Reduce desired temp setting
* Check the w iring of the sw itch
* Replace the pressure sw itch
* Replace the Motherboard
*Low w ater flow rate
*Overcharged ref rigerant
* Water temp is set too high
*Pressure sw itch Wiring Failure
*The pressure sw itch failure.
*Motherboard Failure
*Check pool's w ater circulati *
*If using a bypass valve,
increase the flow to the heater
*Drain and recharge the
refrigerant
*Reduce desired temp setting
* Check the w iring of the sw itch
* Replace the pressure sw itch
* Replace the Motherboard
*Digital controller Failure
*Communication line is
disconnected, damaged or
unplugged f rom the motherboard
*Motherboard Failure
*Replace the Digital Controller
*Repair/ reinstall/ plug the w ire.
*Replace the Motherboard