Samsung HHSM-G500005-1 Installation Manual page 79

Error Contents
Code
440
Heating operation
blocked
458
Outdoor fan 1 error
461
[Inverter] Compressor
startup error
462
[Inverter] Total current
error / PFC over current
error
464
[Inverter] IPM over cur-
rent error
465
Compressor V limit error
466
DC LINK over/low
voltage
467
[Inverter] Compressor
rotation error
468
[Inverter] Current sensor
error
469
[Inverter] DC LINK volt-
age sensor error
471
[Inverter] OTP error
Measure
Check the operation setting state
Check temperature sensor
Check input power connection status
Check the connection status between the
motor and outdoor unit of PCB
Check indoor/outdoor fuse
Check the compressor connection status
Check the resistance between different
phases of the compressor
Check the input power
Check the coolant charging status
Check the normal operation of outdoor fan
Check coolant charging
Check the compressor connection status and
normal operation
Check the obstacles around the indoor and
outdoor units
Check whether the outdoor unit service valve
is open
Check whether the indoor/outdoor installation
pipe/wiring are correct
Check the compressor connection status
Check the resistance between different
phases of the compressor
Check input power
Check AC power connection
Check the compressor connection status
Check the resistance bettwen different phases
of the compressor
Check EEPROM DATA
Check the normal operation of PCB
Check the input power connection
Check the status of RY21 and R200 in the
INVERTER PCB
Check EEPROM DATA
Check the normal operation of PCB
Heat Pump Installation Guide
Product op. in Error Type
error condition
Outdoor unit /
Comp. / Ind. unit
Operation off Self diagnostic
error
Operation off Self diagnostic
error
Operation off Outdoor unit
protection control
error
Operation off Outdoor unit
protection control
error
Operation off Outdoor unit
protection control
error
Operation off Outdoor unit
protection control
error
Restart in 3 Outdoor unit
minutes protection control
error
Operation off Outdoor unit
protection control
error
Operation off Outdoor unit
protection control
error
Operation off Outdoor unit
protection control
error
Operation off Outdoor unit
protection control
error
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