Hayward S.Line Pro Fi 25kW Installation & Operation Manual page 29

4.Use and Operation Instruction
Fan Motor 2 Fault
Frequency conversion board fault table:
Protect/fault
Driver MOP Alarm
Inverter Board Offline
IPM protection
Comp. Driver Failure
DC Fan Fault
IPM Input Overcurrent Prot.
Inv. DC Over-volt.
Inv. DC Under-volt.
Inv. Input Under-volt.
Inv. Input Over-volt.
Inv. Sampling Volt. Fault
Comm. Err DSP-PFC
Input Over Cur.
PFC fault
IPM Superheat Prot.
Weak Magnetic Warn
Inv. Input Out of Phase
IPM Sampling Current Fault
Inv. T emp. Probe Fault
Inverter Superheat Prot.
Inverter Superheat Warn
Comp. Over Cur. Warn
Input Over Cur. Warn
EEPROM Error Warn
V15V Over/Under-Volt. Prot.
1. Motor is in locked-rotor state
2.The wire connection between
F032
DC-fan motor module and fan
motor is in bad contact
Fault
Reason
display
F01 MOP drive alarm
Frequency conversion board and main
F02
board communication failure
IPM modular protection
F03
Lack of phase,step or drive hardware
F04
damage
Motor current feedback open circuit or
F05
short circuit
IPM input current is too large
F06
DC bus voltage>Dc bus
F07
Overload-voltage protection value
DC bus voltage<Dc bus
F08
Underload-voltage protection value
The input voltage is low, causing the
F09
input current is low
The input voltage is too high, more than
F10
outage protection current RMS
The input voltage sampling fault
F11
F12 DSP and PFC connect fault
The equipment load is too large
F26
The PFC circuit protection
F27
F15 The IPM module is overheat
Compressor magnetic force is not
F16
enough
The input voltage lost phase
F17
IPM sampling electricity is fault
F18
Sensor is short circuit or open circuit
F19
F20 The transducer isoverheat
Transducer temperature is too high
F22
Compressor is too large
F23
Input current is too large
F24
F25 MCU error
The V15V is overload or undervoltage
F28
1.Change a new fan motor
2.Check the wire connection and make sure
they are in good contact
Recovery after the 150s
Check the communication connection
Recovery after the 150s
Check the measuring voltage check frequency
conversion board hardware
Check the input voltage measurement
Check and adjust the current measurement
Check the input voltage measurement
Check the input voltage measurement
Check the input voltage measurement
Check the input voltage measurement
Check and adjust the current measurement
Check the communication connection
Check the input current of the unit whether
is bigger than the rate current
Check the PFC switch tube short circuit or not
Check and adjust the current measurement
Restart the unit after multiple power failures,
if the fault still exists, replace the compressor
Check and measure the voltage adjustment
Check and adjust the current measurement
Inspect and replace the sensor
Check and adjust the current measurement
Check and adjust the current measurement
Check and adjust the current measurement
Check and adjust the current measurement
Check whether the chip is damaged
Replace the chip
Check the V15V input voltage in range
13.5v~16.5v or not
26
Elimination methods