Split & Multi-Split
E411 means different things on different Split & Multi-Split models. Enter your model number to see only your reading, or find your model below.
EL18XCV, EL18XCV-024, EL18XCV-036, EL18XCV-048, EL18XCV-060, EL18XPV, EL18XPV-024, EL18XPV-036, EL18XPV-048, EL18XPV-060, EL19KPV, EL19KPV-024, EL19KPV-036, EL19KPV-048, EL19KPV-060, EL21KLV, EL21KLV-024, EL21KLV-036, EL21KLV-048, EL21KLV-060, EL22KCV, EL22KCV-024, EL22KCV-036, EL22KCV-048, EL22KCV-060, SL22KLV, SL22KLV-024, SL22KLV-036, SL22KLV-048, SL22KLV-060, SL25KCV, SL25KCV-024, SL25KCV-036, SL25KCV-048, SL25KCV-060, SL28XCV, SL28XCV-024, SL28XCV-036, SL28XCV-048, SL28XCV-060
Air conditioner (outdoor), Heat pump (outdoor)
Low pressure fault error count reached 5 strikes. The low pressure cut-out is at 40PSIG and resets at 90PSIG. Confirm that the system is properly charged with refrigerant. Check for clogged TXV, blockage to indoor unit blower motor, dirty filters or clogged refrigerant filter. Confirm that the evaporator coil is clean. The alarm clears after a power reset.
SL25KCV, SL25KCV-024, SL25KCV-036, SL25KCV-048, SL25KCV-060, SL28XCV, SL28XCV-024, SL28XCV-036, SL28XCV-048, SL28XCV-060
Low pressure fault error count reached 5 strikes. The low pressure cut-out is at 25PSIG and resets at 40PSIG. Confirm that the system is properly charged with refrigerant. Check for clogged TXV, blockage to indoor unit blower motor, dirty filters or clogged refrigerant filter. Confirm that the evaporator coil is clean. The alarm clears after a power reset.
SL22KLV, SL22KLV-024, SL22KLV-036, SL22KLV-048, SL22KLV-060
Low pressure fault error count reached 5 strikes. The low pressure cut-out is at 25PSIG and resets at 40PSIG. Confirm that the system is properly charged with refrigerant. Check for clogged TXV, blockage to indoor unit blower motor, dirty filters or clogged refrigerant filter. Confirm that the evaporator coil is clean. Confirm the suction pressure transducer is providing the correct suction pressure reading compared to manifold gauge pressure, if not check pressure tranducer connections. The alarm clears after a power reset.
EL21KLV, EL21KLV-024, EL21KLV-036, EL21KLV-048, EL21KLV-060
Low pressure fault error count reached 5 strikes. The low pressure cut-out is at 35 PSIG and resets at 80 PSIG. Confirm that the system is properly charged with refrigerant. Check for clogged TXV, blockage to indoor unit blower motor, dirty filters or clogged refrigerant filter. Confirm that the evaporator coil is clean. The alarm clears after a power reset.
EL19KPV, EL19KPV-024, EL19KPV-036, EL19KPV-048, EL19KPV-060
Low pressure fault error count reached 5 strikes. The low pressure cut-out is at 35PSIG and resets at 80PSIG. Confirm that the system is properly charged with refrigerant. Check for clogged TXV, blockage to indoor unit blower motor, dirty filters or clogged refrigerant filter. Confirm that the evaporator coil is clean. The alarm clears after a power reset.
The low pressure fault has occurred 5 times within one hour. As a result, the outdoor unit is locked out.
EL18XCV, EL18XCV-024, EL18XCV-036, EL18XCV-048, EL18XCV-060
The low pressure fault has occurred 5 times within one hour. As a result, the outdoor unit is locked out.
EL18XPV, EL18XPV-024, EL18XPV-036, EL18XPV-048, EL18XPV-060
The low pressure fault has occurred 5 times within one hour. As a result, the outdoor unit is locked out.
EL22KCV, EL22KCV-024, EL22KCV-036, EL22KCV-048, EL22KCV-060
The low pressure fault has occurred 5 times within one hour. As a result, the outdoor unit is locked out.
SL25KCV, SL25KCV-024, SL25KCV-036, SL25KCV-048, SL25KCV-060
The low pressure fault has occurred 5 times within one hour. As a result, the outdoor unit is locked out.
SL28XCV, SL28XCV-024, SL28XCV-036, SL28XCV-048, SL28XCV-060
The low pressure fault has occurred 5 times within one hour. As a result, the outdoor unit is locked out.
SL22KLV, SL22KLV-024, SL22KLV-036, SL22KLV-048, SL22KLV-060
The low pressure fault has occurred 5 times within one hour. As a result, the outdoor unit is locked out.
EL21KLV, EL21KLV-024, EL21KLV-036, EL21KLV-048, EL21KLV-060
The low pressure fault has occurred 5 times within one hour. As a result, the outdoor unit is locked out.
EL19KPV, EL19KPV-024, EL19KPV-036, EL19KPV-048, EL19KPV-060
EL18XCV, EL18XCV-024, EL18XCV-036, EL18XCV-048, EL18XCV-060, EL18XPV, EL18XPV-024, EL18XPV-036, EL18XPV-048, EL18XPV-060, EL19KPV, EL19KPV-024, EL19KPV-036, EL19KPV-048, EL19KPV-060, SL25KCV, SL25KCV-024, SL25KCV-036, SL25KCV-048, SL25KCV-060, SL28XCV, SL28XCV-024, SL28XCV-036, SL28XCV-048, SL28XCV-060
Air conditioner (outdoor), Heat pump (outdoor)
Low pressure switch error count reached 5 strikes. The low pressure switch for HFC410A opens at 40PSIG and resets at 90PSIG. Confirm that the system is properly charged with refrigerant. Check for clogged TXV, blockage to indoor unit blower motor, dirty filters or clogged refrigerant filter. Confirm that the evaporator coil is clean. The alarm clears after a power reset.
EL19KPV, EL19KPV-024, EL19KPV-036, EL19KPV-048, EL19KPV-060
Low pressure switch error count reached 5 strikes. The low pressure switch for R454B opens at 35PSIG and resets at 80PSIG. Confirm that the system is properly charged with refrigerant. Check for clogged TXV, blockage to indoor unit blower motor, dirty filters or clogged refrigerant filter. Confirm that the evaporator coil is clean. The alarm clears after a power reset.
The low pressure switch has opened 5 times within one hour. As a result, the outdoor unit is locked out.
EL18XCV, EL18XCV-024, EL18XCV-036, EL18XCV-048, EL18XCV-060
The low pressure switch has opened 5 times within one hour. As a result, the outdoor unit is locked out.
EL18XPV, EL18XPV-024, EL18XPV-036, EL18XPV-048, EL18XPV-060
The low pressure switch has opened 5 times within one hour. As a result, the outdoor unit is locked out.
SL25KCV, SL25KCV-024, SL25KCV-036, SL25KCV-048, SL25KCV-060
The low pressure switch has opened 5 times within one hour. As a result, the outdoor unit is locked out.
SL28XCV, SL28XCV-024, SL28XCV-036, SL28XCV-048, SL28XCV-060
The low pressure switch has opened 5 times within one hour. As a result, the outdoor unit is locked out.
EL19KPV, EL19KPV-024, EL19KPV-036, EL19KPV-048, EL19KPV-060
EL21KLV, EL21KLV-024, EL21KLV-036, EL21KLV-048, EL21KLV-060
Heat pump (outdoor)
ow pressure switch error count reached 5 strikes. The low pressure switch for R454B opens at 35 PSIG and resets at 80 PSIG. Confirm that the system is properly harged with refrigerant. Check for clogged TXV, blockage to indoor unit blower motor, dirty filters or clogged refrigerant filter. Confirm that the evaporator coil is clean. he alarm clears after a power reset.
L The low pressure switch has opened 5 times within one hour. As c a result, the outdoor unit is locked out. T
EL21KLV, EL21KLV-024, EL21KLV-036, EL21KLV-048, EL21KLV-060
SL22KLV, SL22KLV-024, SL22KLV-036, SL22KLV-048, SL22KLV-060
Heat pump (outdoor)
Low pressure protection error count reached 5 strikes. The low pressure protection for R454B opens at 25PSIG and resets at 80PSIG. Confirm that the system is properly charged with refrigerant. Check for clogged TXV, blockage to indoor unit blower motor, dirty filters or clogged refrigerant filter. Confirm that the evaporator coil is clean. The alarm clears after a power reset.
The low pressure protection has opened 5 times within one hour. As a result, the outdoor unit is locked out.
SL22KLV, SL22KLV-024, SL22KLV-036, SL22KLV-048, SL22KLV-060
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