Samsung AE090JXYDEH, Руководство по обслуживанию

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44 Samsung Electronics
Error
No.
Contents Measure
LED Display
Red Green Yellow
E201 Hydro Unit quantity is mismatched.
Hydro Unit quantity must be matched with outdoor unit
1 by 1. Check the Hydro Unit quantity. It must be 1EA.
● ⊙ ○
E203
Communication error between
Indoor/outdoor INV
↔
MAIN MICOM
(1 min)
Check MAIN MICOM
Check INVERTER MICOM
● ● ⊙
E221
Outdoor temperature sensor
error
Check sensor connection status
Check sensor location
Check sensor resistance
● ⊙ ○
E231 Cond temp sensor error
Check sensor connection status
Check sensor location
Check sensor resistance
● ⊙ ○
E251
[Inverter] Emission temperature
sensor error
Check sensor connection status
Check sensor location
Check sensor resistance
● ⊙ ○
E320 OLP sensor error
Check sensor connection status
Check sensor location
Check sensor resistance
● ⊙ ○
E403
Detection of Outdoor Freezing when
Comp Stop
Check outdoor cond. ● ⊙ ○
E404
Protection of Outdoor Overload when
Comp Stop
Check comp. ● ⊙ ○
E407 HIGH PRESS SWITCH ERROR
Check refrigerant pipe line blockage
Check high pressure sensor
Check refrigerant amount
● ⊙ ○
E416
Discharge over temp error when Comp
Stop
Check the operation setting state
Check temperature sensor
● ⊙ ○
E419 Outdoor EEV open error
Check the EEV of Outdoor
Check the EEV connector to the PCB
● ⊙ ○
E425 3Phase power source miss wiring error
Check the 3-phase inspection part power of the outdoor unit
PCB.
● ⊙ ○
E439 Gas leakage error(Stop state)
Check Refrigerant leakage and shortage
Check Disconnection or breakdown of high & low pressure
sensor
● ⊙ ○
E440 Heating operation blocked
Check the operation setting state
Check temperature sensor
● ⊙ ○
E441 Cooling operation blocked
Check the operation setting state
Check temperature sensor
● ⊙ ○
E443 Gas leakage error(before operating)
Check Refrigerant leakage and shortage
Check Disconnection or breakdown of high pressure sensor
● ⊙ ○
E458 Outdoor fan 1 error
Check input power connection status
Check the connection status between the motor and
outdoor unit PCB
Check indoor/outdoor fuse
○ ○ ●
E461
[Inverter] Compressor startup
error
Check the compressor connection status
Check the resistance between difference phases of the
compressor
○ ⊙ ○
E462
[Inverter] Total current error/
PFC over current error
Check the input power
Check the coolant charging status
Check the normal operation of outdoor fan
● ⊙ ○
E463 OLP over heat and comp stop Check OLP sensor ● ⊙ ○
E464
[Inverter] IPM over current
error
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
⊙ ○ ○
4-2 OUTDOOR UNIT errors

Off

Blink

On