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Alterations which serve the technological progress as well as errors excepted! ORIGINAL MANUAL NORSUP
WWW.NORSUP.EU Alterations which serve the technological progress as well as errors excepted!
FREQUENCY CONVERSION BOARD FAULT TABLE:
Protect/fault
Discharge Temp. Senso r
Faul t
P01
P02
P04
P05
P07
E02
E07
E03
E29
E06
P1 5
P081
E05 1
E08
E1 9
E01
P082
Reaso n
P09
E05
F051
Check or change the temp. sensor
Check the pressure switch and cold circuit
PP
The ambient temp. is low
Water flow is not enough and low
differential pressur e
Water flow is not enough
The ambient temp. is low
The compressor is overload
Antifreeze temp. sensor is broken or
short circui t
Water temp.or ambient is too low
There is something wrong with fan
motor and fan motor stops runnin g
The pressure sensor is broken
F031
TP Ambient temp. is too low
E081
Check the communication connection
Check or change the pressure sensor or
pressure
Check or change the temp. sensor
Check or change the temp. sensor
Check or change the temp. sensor
Check or change the temp. sensor
Check or change the temp. sensor
Check or change the temp. sensor
Check the pressure switch and cold circuit
Check
the pipe water flow and water pump
Check the water temp. and ambient temp.
Check the pipe water flow and whether water
systemis jammed or not
Check the pipe water flow and whether water
system is jammed or not
Check the ambient temp.
sensor
Check the ambient temp.
sensor
Check the wire connection between remote wire
controller and main board
Check the ambient temp.
sensor
Check whether fan motor is broken or locked or
not
The temp. sensor is broken or short
circui t
The temp. sensor is broken or short
circui t
The temp. sensor is broken or short
circui t
The temp. sensor is broken or short
circui t
The temp. sensor is broken or short
circui t
The temp. sensor is broken or short
circui t
The temp. sensor is broken or short
circui t
Eliminatio n methods
Check whether the system of the compressor
runnin g normall y
No water/little water in water system
The high-preesu re switch is broken
Communication failur e between wire
controller andmainboar d
Speed control module and main
board communication fail
Amibent Temp. Senso r Faul t
Outlet Temp. Senso r Faul t
Coil 1 Tem
p. Senso r Faul t
Suction Temp. Senso r Faul t
Exhaus t Air over Temp Prot.
Inle t Temp. Senso r Faul t
Check whether the system of the compressor
runnin g normally
The compressor is overload
Coil 2 Temp. Senso r Faul t
Check or change the temp. sensor
The low-preesure switch is broken
1 . Motor is in locked-rotor state
2.Th e wire connection between
DC-fan motor module and fan motor
is in bad contact
1.Chang e a new fan motor
2.Chec k the wire connection and make sure
they are in good contact
Anti-freezing Prot.
Low Pressure Prot.
Flow Switch Prot.
Inlet and outlet temp. too big
High Pressure Prot.
Comp. Overcurrent Prot.
Communication Faul t
Primary Ant
i-freezing Prot.
Waterway Anti-freezing Prot.
EC fan feedback Faul t
Pressure Sensor Faul t
Fan Motor1 Faul t
Low AT Protection
Communication Faul t
(speed control module)
Antifreeze Temp. Sensor
Faul t
Secondar y Anti-freezing Prot.
Fault
display
F032Fan Motor2 Faul t
1 . Motor is in locked-rotor state
2.Th e wire connection between
DC-fan motor module and fan
motor is in bad contact
1.Chang e a new fan motor
2.Chec k the wire connection and make sure
they are in good contact
4.9.1Electronic control fault table
Can be judged according to the remote controller failure code and
troubleshooting.
4.9 Parameter list and breakdown table
Protection/fault
F01
F02
F03
F04
F05
F06
F07
F08
F09
F1 0
F1 1
F1 2
F26
F27
F1 5
F1 6
F1 7
F1 8
F1 9
F20
F22
F23
F24
F25
MOP drive alar m
Frequenc y conversion board and
mainboard communication failur e
IPM modular protection
Lack of phase, step or drive hardware
damage
Motor current feedback open circui t
or short circuit
IPM Input current is large
DC bus voltage>Dc bus over-voltage
protection value
The input voltage is low,causing the
inpucurrent is high
The equipment load is too large
Check the communication connection
Recovery after the 150s
Check the input voltage measurement
Fault
display
Reaso n Eliminatio n methods
The input voltage lost phase
IP M sampling electricity is fault
The transducer is overheat
Transduce r temperature is too high
F28
Check the input voltage measurement
Check the input voltage measurement
Check the input voltage measurement
Check the communication connection
Check the PFC switch tube short circuit or
not
Check whether the unit is overloaded
Restart the unit after multiple power
failures, if the fault still exists, replace
the
compressor
The PFC circuit protection
DSP and PF C connectfault
The IPM module is overheat
Compressor magnetic force is not
enough
Check and adjustthe current measure ment
Check and measure the voltage adjustment
Check and adjus t the current measurement
The compressor over-current protection
Check whether the chip is damaged,replace
the chip
Compressor electricityis larg e
Inpu t current is too large
MCU error
The V15 V is overload or undervoltage
Check the V15 V input voltage in range
13.5v~16.5 v or not
Check whethercurrentreturn wires
connectedmotor
Check themeasurin g voltage , check
requency conversion boardhardware
DC bus voltage<Dc bus over-voltage
protection value
The input voltage is too high,more than
outage protection current RMS
The input voltage sampling fault
Check and adjustthe current measure ment
Recovery after the 150s
Check and adjustthe current measure ment
Check and adjus t the current measurement
Check and adjus t the current measurement
Check and adjus t the current measurement
Check or change the temp. sensor
The temp. sensor is broken or
short circui t
Drv1 MOP alar m
Inverter offline
IPM protection
Comp. Driver Failur e
DC Fan Faul t
IPM Overcurrent
Inv. DC Overvoltage
Inv. DC Lessvoltag e
Inv. Input Lessvolt.
Inv. Input Overvolt.
Inv. Sampling Volt.
Comm. Err DSP-PF C
Input Over Cur.
PFC fault
IPM Overheating
Weak Magnetic Warn
Inv. Input Out Phas e
IPM Sampling Cur.
Inv. Temp. Probe Fail
Inverter Overheating
Inv. Overheating Warn
Comp. Over Cur. Warn
Input Over Cur. Warn
EEPROM Error Warn
V15V over/undervoltage fault
SWIMMING POOL HEAT PUMP TYPE SP
SWIMMING POOL HEAT PUMP TYPE SP
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