Troubleshooting; Error Code List - Hyundai HRP-S09WH Service Manual

Troubleshooting

Troubleshooting
9. Troubleshooting

9.1 Error Code List

Error Name of malfunction and
Code status
CL Filter cleaning reminder
Compressor RMS phase
d0
current limit down
RMS machine current
d1
limit down
Exhaust gas temperature
d2
limit down
d3 Anti-freeze limit down
d4 Overload limit down
d5 IPM temp limit down
High discharge temp
E0
protection
E1 Overload protection
Compressor overload
E2
protection
E3 Anti-freeze protection
E7 4 way valve malfunction
Outdoor ambient
E8 temperature abnormal
protection
H0 Compressor stalling
H1 Start up failure
52
Way of display
By remote control
By remote
procedure within
Display conrol
compressor stop
directly procedure
200s or direcly
only
after compressor
stop 200s
√
√
√
√
√
√
√
√
Error
Possible Causes
Type
Indoor Filter may have dust
Compressor phase current
effective value is too high,
Outdoor the compressor need to limit
the frequency or frequency
reduction operation
The whole unit current
effective value is too high,
Outdoor compressor need to limit
the frequency or frequency
reduction operation
The Exhaust pipe
temperature is too high,
Outdoor compressor need to limit
the frequency or frequency
reduction operation
The inner pipe temperature
is too low, compressor
Outdoor need to limit the frequency
or frequency reduction
operation
The system is overload,
compressor need to limit
Outdoor
the frequency or frequency
reduction operation
The compressor module
temperature is too high,
Outdoor compressor need to limit
the frequency or frequency
reduction operation
√ Outdoor See Diagram 1
√ Outdoor See Diagram 2
√ Outdoor See Diagram 3
1. Indoor machine return air
is not smooth.
2. The fan speed is too low.
√ Outdoor 3. The fi lter or evaporator
not clean.
4. The inner temperature
sensor abnormal.
1.Supply voltage is unstable
2.Mainboard and 4-Way
√ Outdoor
valve unconnected.
3.4-Way valve is broken.
1. The outdoor environment
temperature is too high or
Outdoor too low.
2. The outdoor environment
temprature sensor is damage.
√ Outdoor See Diagram 4
√ Outdoor See Diagram 5
Solution
Clean the fl iter
The normal limit frequency
reduction function.
The normal limit frequency
reduction function.
The normal limit frequency
reduction function.
The normal limit frequency
reduction function.
The normal limit frequency
reduction function.
The normal limit frequency
reduction function
See Diagram 1
See Diagram 2
See Diagram 3
1. Indoor machine return air
is not smooth.
2. The fan speed is too low.
3. The fi lter or evaporator
not clean.
4. Change the temperature
sensor abnormal.
1.Check the voltage of
power supply.
2.Check the connecting of
mainboard and 4-way valve.
3.Change the 4-Way valve.
1. The outdoor environment
temperature is in normal
range.
2. Change the temprature
sensor.
See Diagram 4
See Diagram 5