Difference between revisions of "Air-Con Multi Split"

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−
This is the support page for the Air-Con multi split line.  
+
'''''The Multi Split Series was discontinued in Mid 2022. All information preserved here is for legacy support.'''''
−
[[File: Multi-featured.png|right|thumb|300px|Tri-Zone Multi Split]]
+
----
−
== Indoor Units ==  
+
This is the support page for the 22-21 SEER Air-Con Multi Split line. If you're looking for our 16 SEER models please visit the [[Air-Con Multi Split 16 SEER]] page.
−
* [[A16EM4H4R09]]
+
{{Infobox
−
* [[A16EM4H4R12]]
+
|
−
* [[A16EM4H4R18]]
+
| bodyclass = infobox
 +
| name = Multi Split Series
 +
| title      = Multi Split Series
 +
| subheader  = Multi Zone Mini Split Line
 +
| image = [[File:New-Multi-Logo.png|center|300px]]
 +
 +
| header1 =
 +
| label1 = Voltage
 +
| data1 = 220V
 +
| header2 =
 +
| label2 = SEER Rating
 +
| data2 = 21-22
 +
| header3 =
 +
| label3 = Capacities (Outdoor Unit)
 +
| data3 = 18,000 - 42,000 BTU
 +
| header4 =
 +
| label4 = Capacities (Indoor Unit)
 +
| data4 = 9,000 - 24,000 BTU
 +
| header5 =
 +
| label5 = Heat Pump?
 +
| data5 = Yes
 +
| header6 =
 +
| label6 = Model Sold From
 +
| data6 = June 2017 - July 2022
 +
}}
 +
== Indoor Units (Wall Mount Type) ==
 +
* [[AMTEM4H4R09]]
 +
* [[A16EW4H4R09]] (Legacy)
 +
* [[AMTEM4H4R12]]
 +
* [[A16EW4H4R12]] (Legacy)
 +
* [[AMTEM4H4R18]]
 +
* [[A16EW4H4R18]] (Legacy)
 +
* [[A16EW4H4R24]]
 +
 
 +
== Indoor Units (Cassette Type) ==
 +
* [[A16EC4H4R12]]
 +
* [[A16EC4H4R18]]
 +
* [[A16EC4H4R24]]
 +
== Indoor Units (Ducted Type)==
 +
* [[A16EK4H4R12]]
 +
* [[A16EK4H4R18]]
 +
* [[A16EK4H4R24]]
 +
== Indoor Units (Floor & Ceiling Type)==  
 +
* [[A16EL4H4R09]]
 +
* [[A16EL4H4R12]]
 +
* [[A16EL4H4R18]]
 +
* [[A16EL4H4R24]]
 +
 
 
== Outdoor Units ==  
 
== Outdoor Units ==  
−
* [[A16CM4H4R18]]
+
* [[AMTCM4H4R18]]
−
* [[A16CM4H4R24]]
+
* [[AMTCM4H4R24]]
−
* [[A16CM4H4R36]]
+
* [[AMTCM4H4R30]]
−
* [[A16CM4H4R39]]
+
* [[AMTCM4H4R36]]
−
* [[A16CM4H4R42]]
+
* [[AMTCM4H4R42]]
 
== Possible Combinations ==  
 
== Possible Combinations ==  
 
These are the recommended indoor-outdoor unit combinations.
 
These are the recommended indoor-outdoor unit combinations.
Line 16: Line 63:
 
| Zones  
 
| Zones  
 
| Outdoor Unit
 
| Outdoor Unit
 +
| Indoor Units
 +
| Indoor Units
 +
| Indoor Units
 
| Indoor Units
 
| Indoor Units
 
| Indoor Units
 
| Indoor Units
Line 23: Line 73:
 
|-
 
|-
 
| rowspan="2"| Dual Zone
 
| rowspan="2"| Dual Zone
−
| rowspan="2"| A16CM4H4R18
+
| rowspan="2"| AMTCM4H4R18
−
| A16EM4H4R09
+
| A16EW4H4R09
−
| A16EM4H4R09
+
| A16EW4H4R09
−
| A16EM4H4R18
+
| A16EW4H4R18
 
|
 
|
 
|
 
|
 
|-
 
|-
−
| A16EM4H4R09
+
| A16EW4H4R09
−
| A16EM4H4R12
+
| A16EW4H4R12
 
|
 
|
 
|
 
|
Line 37: Line 87:
 
|-
 
|-
 
| rowspan="3"| Tri Zone
 
| rowspan="3"| Tri Zone
−
| rowspan="3"| A16CM4H4R24
+
| rowspan="3"| AMTCM4H4R24
−
| A16EM4H4R09
+
| A16EW4H4R09
−
| A16EM4H4R09
+
| A16EW4H4R09
−
| A16EM4H4R12
+
| A16EW4H4R12
−
| A16EM4H4R09
+
| A16EW4H4R09
−
| A16EM4H4R18
+
| A16EW4H4R18
 
|-
 
|-
−
| A16EM4H4R09
+
| A16EW4H4R09
−
| A16EM4H4R09
+
| A16EW4H4R09
−
| A16EM4H4R12
+
| A16EW4H4R12
−
| A16EM4H4R12
+
| A16EW4H4R12
 
|
 
|
 
|-
 
|-
−
| A16EM4H4R09
+
| A16EW4H4R09
 
|
 
|
 
|
 
|
Line 58: Line 108:
 
| rowspan="4"| Quad Zone  
 
| rowspan="4"| Quad Zone  
 
| rowspan="4"|
 
| rowspan="4"|
−
* A16CM4H4R36
+
* AMTCM4H4R30
−
* A16CM4H4R39
+
* AMTCM4H4R36
−
| A16EM4H4R09
+
| A16EW4H4R09
−
| A16EM4H4R12
+
| A16EW4H4R12
−
| A16EM4H4R12
+
| A16EW4H4R12
−
| A16EM4H4R09
+
| A16EW4H4R09
−
| A16EM4H4R18
+
| A16EW4H4R18
 +
|-
 +
| A16EW4H4R09
 +
| A16EW4H4R12
 +
| A16EW4H4R12
 +
| A16EW4H4R09
 +
| A16EW4H4R18
 +
|-
 +
| A16EW4H4R09
 +
| A16EW4H4R12
 +
| A16EW4H4R09
 +
| A16EW4H4R18
 +
|
 +
|-
 +
| A16EW4H4R09
 +
|
 +
|
 +
|
 +
|
 
|-
 
|-
−
| A16EM4H4R09
+
| rowspan="5"| Quint Zone
−
| A16EM4H4R12
+
| rowspan="5"| AMTCM4H4R42
−
| A16EM4H4R12
+
| A16EW4H4R09
−
| A16EM4H4R09
+
| A16EW4H4R12
−
| A16EM4H4R18
+
| A16EW4H4R09
 +
| A16EW4H4R09
 +
| A16EW4H4R09
 +
| A16EW4H4R12
 +
| A16EW4H4R18
 +
| A16EW4H4R09
 
|-
 
|-
−
| A16EM4H4R09
+
| A16EW4H4R09
−
| A16EM4H4R12
+
| A16EW4H4R12
−
| A16EM4H4R09
+
| A16EW4H4R09
−
| A16EM4H4R18
+
| A16EW4H4R09
 +
| A16EW4H4R09
 +
| A16EW4H4R12
 +
| A16EW4H4R18
 +
| A16EW4H4R12
 +
|-
 +
| A16EW4H4R09
 +
| A16EW4H4R12
 +
| A16EW4H4R12
 +
| A16EW4H4R12
 +
| A16EW4H4R09
 +
| A16EW4H4R12
 +
| A16EW4H4R12
 +
| A16EW4H4R18
 +
|-
 +
| A16EW4H4R09
 +
| A16EW4H4R12
 +
| A16EW4H4R18
 +
| A16EW4H4R12
 +
| A16EW4H4R12
 +
| A16EW4H4R09
 +
|
 
|
 
|
 
|-
 
|-
−
| A16EM4H4R09
+
| A16EW4H4R09
 +
|
 +
|
 
|
 
|
 
|
 
|
 
|
 
|
 
|
 
|
 +
| 
 
|-
 
|-
 
|}
 
|}
 
* ''Note: Each indoor unit combination is viewed as a column.''
 
* ''Note: Each indoor unit combination is viewed as a column.''
 
* ''Note: Both quad zone outdoor units are capable of the same combinations but make your judgement on the correct one to use based on room size.''
 
* ''Note: Both quad zone outdoor units are capable of the same combinations but make your judgement on the correct one to use based on room size.''
 +
* ''Note: There are more possible combinations than those listed above. Please use proper capacity judgment when making multi-split combinations.''
 +
 
== Error Codes ==  
 
== Error Codes ==  
 
{| class="wikitable"
 
{| class="wikitable"
−
| rowspan="2"| Error Item
+
| Error Code
−
| rowspan="2"| Outdoor Unit 88 Display
+
| Error Description
−
| colspan="3"| Indicating LED Flashing Times
 
−
| rowspan="2"| 88 Display
 
−
| rowspan="2"| Error Type
 
 
|-
 
|-
−
| Running LED
+
| U8
−
| Cooling LED
+
| Zero Cross Detection Circuit Malfunction (Indoor Unit)
−
| Heating LED
 
 
|-
 
|-
−
| High Pressure Protection
+
| C5
−
| E1
+
| Malfunction Protection of Jumper Cap (Indoor Unit)
−
| Flash once
 
−
| /
 
−
| /
 
−
| E1
 
−
| Outdoor
 
 
|-
 
|-
−
| Shutdown for Whole Unit Anti-Freeze Protection
+
| H6
−
| E2
+
| Indoor Unit Motor Feedback (Indoor Unit)
−
| Flash twice
 
−
| /
 
−
| /
 
−
| E2
 
−
| System Error
 
 
|-
 
|-
−
| Low Pressure Protection
+
| F1
−
| E3
+
| Indoor Ambient Temperature Sensor is Open/Short Circuited
−
| Flash 3 times
 
−
| /  
 
−
| /
 
−
| E3
 
−
| Outdoor
 
 
|-
 
|-
−
| High Discharge Temp Protection
+
| F2
−
| E4
+
| Indoor Evaporator Temperature Sensor is Open/Short Circuited
−
| Flash 4 times
 
−
| /  
 
−
| /
 
−
| E4
 
−
| Outdoor
 
 
|-
 
|-
−
| Communication Error
+
| B5
−
| E6
+
| Liquid Valve Temperature Sensor is Open/Short Circuited
−
| Flash 6 times
+
|-
−
| /
+
| B7
−
| /  
+
| Gas Valve Temperature Sensor is Open/Short Circuited
−
| E6
 
−
| Outdoor & Indoor
 
 
|-
 
|-
−
| Indoor Unit Water Full Error
+
| P7
−
| E9
+
| Modular Temperature Sensor is Open/Short Circuited
−
| Flash 9 times
 
−
| /  
 
−
| /
 
−
| E9
 
−
| Indoor
 
 
|-
 
|-
−
| Refrigerant Recovery Mode
 
−
| Fo
 
−
| Flash once
 
−
| Flash once
 
−
| /
 
−
| Fo
 
−
| Special Mode
 
−
|-
 
−
| Outdoor Ambient Temp Sensor Error
 
 
| F3
 
| F3
−
| /  
+
| Outdoor Ambient Temperature Sensor is Open/Short Circuited
−
| Flash 3 times
 
−
| /
 
−
| F3
 
−
| Outdoor
 
 
|-
 
|-
−
| Outdoor Mid-Coil Temp Sensor Error
 
 
| F4
 
| F4
−
| /  
+
| Outdoor Condenser Middle Pipe Temperature Sensor is Open/Short Circuited
−
| Flash 4 times
 
−
| /
 
−
| F4
 
−
| Outdoor
 
 
|-
 
|-
−
| Outdoor Discharge Air Temp Sensor Error
 
 
| F5
 
| F5
−
| /  
+
| Outdoor Discharge Temperature Sensor is Open/Short Circuited
−
| Flash 5 times
 
−
| /
 
−
| F5
 
−
| Outdoor
 
 
|-
 
|-
−
| Oil Return for Cooling
+
| E6
−
| F7
+
| Communication Malfunction
−
| /
 
−
| Flash 7 times
 
−
| /
 
−
| F7
 
−
| Special Mode
 
 
|-
 
|-
−
| Forced Defrosting
+
| U1
−
| H1
+
| Phase Current Detection Circuit Malfunction
−
| Quick Flashing
 
−
| /
 
−
| /
 
−
| H1
 
−
| Special Mode
 
 
|-
 
|-
−
| Oil Return for Heating or Defrosting
+
| P8
−
| H1
+
| Module High Temperature Protection
−
| /
 
−
| /
 
−
| Flash once
 
−
| H1
 
−
| Special Mode
 
 
|-
 
|-
−
| Compressor Overheat Protection
+
| F0
−
| H3
+
| Insufficient Refrigeration System Protection
−
| /
 
−
| /
 
−
| Flash 3 times
 
−
| H3
 
−
| Drive Error
 
 
|-
 
|-
−
| IPM Protection
+
| PU
−
| H5
+
| Capacitor Charging Malfunction
−
| /
 
−
| /
 
−
| Flash 5 times
 
−
| H5
 
−
| Drive Error
 
 
|-
 
|-
−
| Motor Desynchronizing
+
| E1
−
| H7
+
| High Pressure System Protection
−
| /
 
−
| /
 
−
| Flash 7 times
 
−
| H7 
 
−
| Drive Error
 
 
|-
 
|-
−
| PFC Error
+
| E3
−
| Hc
+
| Lower Pressure System Protection
−
| /
 
−
| /
 
−
| Flash 6 times
 
−
| Hc
 
−
| Drive Error
 
 
|-
 
|-
−
| Startup Failure
+
| H3
−
| Lc
+
| Compressor Overload Protection
−
| /
 
−
| /
 
−
| Flash 11 times
 
−
| Lc
 
−
| Drive Error
 
−
|-
 
−
| DC Fan Motor Error
 
−
| LA
 
−
| Flash 24 times
 
−
| /
 
−
| /
 
−
| LA
 
−
| Outdoor
 
 
|-
 
|-
−
| Phase Loss
+
| LP
−
| Ld
+
| Indoor Units and Outdoor Units Are Incompatible
−
| /
 
−
| /
 
−
| /
 
−
| Ld
 
−
| Drive Error
 
 
|-
 
|-
−
| Compressor Stalling
+
| EE
−
| LE
+
| Memory Chip Malfunction
−
| /
 
−
| /
 
−
| /
 
−
| LE
 
−
| Drive Error
 
 
|-
 
|-
−
| Over-Speed
+
| DN
−
| LF
+
| Wrong Connection of Communication Wire or Electronic Expansion Valve Malfunction
−
| /
 
−
| /
 
−
| /
 
−
| LF
 
−
| Drive Error
 
 
|-
 
|-
−
| IPM Reset
+
| L3
−
| P0
+
| Malfunction Protection of Outdoor Fan 1
−
| /
 
−
| /
 
−
| /
 
−
| P0
 
−
| Drive Error
 
 
|-
 
|-
−
| Compressor Current Protection
+
| DD
−
| P5
+
| Wrong Connection of Communication Wire or Electronic Expansion Valve Malfunction Status Detected
−
| /
 
−
| /
 
−
| Flash 15 times
 
−
| P5
 
−
| Drive Error
 
 
|-
 
|-
−
| Communication Error between the Inverter Drive and the Main Controller
+
| E7
−
| P6
+
| Mode Conflict
−
| Flash 16 times
 
−
| /
 
−
| /
 
−
| P6
 
−
| Drive Error
 
 
|-
 
|-
−
| Radiator Temp Sensor Error
+
| FO
−
| P7
+
| Refrigerant Recycling Mode
−
| /
 
−
| /
 
−
| Flash 18 times
 
−
| P7
 
−
| Drive Error
 
−
|-
 
−
| Radiator Overheat
 
−
| P8
 
−
| /
 
−
| /
 
−
| Flash 19 times
 
−
| P8
 
−
| Drive Error
 
 
|-
 
|-
−
| AC Contactor Protection
+
| AL
−
| P9
+
| Cross Fan
−
| /
 
−
| /
 
−
| /
 
−
| P9
 
−
| Drive Error
 
 
|-
 
|-
−
| Sensor Connection Protection
+
| H1
−
| Pd
+
| Defrosting or Oil Return in Heating Mode
−
| /
 
−
| /
 
−
| /
 
−
| Pd
 
−
| Drive Error
 
 
|-
 
|-
−
| Over Voltage Protection
+
| LC
−
| PH
+
| Compressor Failed to Start
−
| /
 
−
| Flash 11 times
 
−
| /
 
−
| PH
 
−
| Drive Error
 
 
|-
 
|-
−
| Low Voltage Protection
+
| E4
−
| PL
+
| Compressor High Discharge Temperature Protection
−
| /
 
−
| /
 
−
| Flash 21 times
 
−
| PL
 
−
| Drive Error
 
 
|-
 
|-
−
| Temp Drift Protection
+
| E8
−
| PE
+
| Overload Protection
−
| /
 
−
| /
 
−
| /
 
−
| PE
 
−
| Drive Error
 
 
|-
 
|-
−
| Drive Board Ambient Temp Sensor Error
+
| E5
−
| PF
+
| Whole Unit Overcurrent Protection
−
| /
 
−
| /
 
−
| /
 
−
| PF
 
−
| Drive Error
 
 
|-
 
|-
−
| Charging Circuit Error
+
| P5
−
| PU
+
| Compressor Phase Current Protection
−
| /
 
−
| /
 
−
| Flash 17 times
 
−
| PU
 
−
| Drive Error
 
 
|-
 
|-
−
| Unit ''n'' Communication Error
+
| H7
−
| *
+
| Compressor Desynchronizing
−
| Flash 6 times
 
−
| /
 
−
| /
 
−
| E6
 
−
| Indoor
 
 
|-
 
|-
−
| Unit ''n'' Indoor Pipe Midway Temperature Sensor Error
+
| LD
−
| *
+
| Compressor Phase-lacking/Phase-inverse Protection
−
| /  
 
−
| Flash twice
 
−
| /
 
−
| E2
 
−
| Indoor
 
 
|-
 
|-
−
| Indoor Evaporator Temp Sensor Short/Open Circuit
+
| H5
−
| *
+
| IPM Modular Protection
−
| /
 
−
| Flash twice
 
−
| /
 
−
| F2
 
−
| Indoor
 
 
|-
 
|-
−
| (Air Valve) Unit ''n'' Indoor Unit Pipe Outlet Temperature Sensor Error
+
| PL
−
| *
+
| Direct Current Bus-Bar Low Voltage Protection
−
| /
 
−
|  Flash 22 times
 
−
| /
 
−
| b7
 
−
| Indoor
 
 
|-
 
|-
−
| (Liquid Valve) Unit ''n'' Indoor Unit Pipe Outlet Temperature Sensor Error
+
| PH
−
| *
+
| Direct Current Bus-Bar High Voltage Protection
−
| /
 
−
| Flash 19 times
 
−
| /
 
−
| b5
 
−
| Indoor
 
 
|-
 
|-
−
| Unit ''n'' Mode Conflict
+
| HC
−
| *
+
| PFC Protection
−
| /
 
−
| Flash once
 
−
| /
 
−
| F1
 
−
| Indoor
 
−
|-
 
−
| Mode Conflict
 
−
| *
 
−
| Flash 7 times
 
−
| /
 
−
| /
 
−
| E7
 
−
| Indoor
 
 
|-
 
|-
 +
| U7
 +
| 4-Way Valve Abnormal
 
|}
 
|}
−
Indoor Unit (*) Error Description
+
* ''Note: To change from Celsius to Fahrenheit, power down remote, hold mode and down for 5 seconds.''
 +
== AHRI Certification Information ==
 
{| class="wikitable"
 
{| class="wikitable"
−
| Error Code
+
! Model Number
−
| Error Description
+
! AHRI Number
 +
! Certification Type
 
|-
 
|-
−
| 11
+
| A16CM4H4R18
−
| Unit A Communication Error
+
| 6970608
 +
| Non-Ducted Indoor Units
 
|-
 
|-
−
| 21
+
| A16CM4H4R24
−
| Unit B Communication Error
+
| 6970623
 +
| Non-Ducted Indoor Units
 
|-
 
|-
−
| 31
+
| A16CM4H4R36
−
| Unit C Communication Error
+
| 6970636
 +
| Non-Ducted Indoor Units
 
|-
 
|-
−
| 41
+
| A16CM4H4R39
−
| Unit D Communication Error
+
| 6332649
 +
| Non-Ducted Indoor Units
 
|-
 
|-
−
| 51
+
| A16CM4H4R42
−
| Unit E Communication Error
+
| 7180449
 +
| Non-Ducted Indoor Units
 
|-
 
|-
−
| 12
+
| AMTCM4H4R18
−
| Unit A Indoor Unit Pipe Midway Temperature Sensor Error
+
| 10149864
 +
| Non-Ducted Indoor Units
 
|-
 
|-
−
| 22
+
| AMTCM4H4R24
−
| Unit B Indoor Unit Pipe Midway Temperature Sensor Error
+
| 10149867
 +
| Non-Ducted Indoor Units
 
|-
 
|-
−
| 32
+
| AMTCM4H4R30
−
| Unit C Indoor Unit Pipe Midway Temperature Sensor Error
+
| 10149870
 +
| Non-Ducted Indoor Units
 
|-
 
|-
−
| 42
+
| AMTCM4H4R36
−
| Unit D Indoor Unit Pipe Midway Temperature Sensor Error
+
| 10149873
 +
| Non-Ducted Indoor Units
 
|-
 
|-
−
| 52
+
| AMTCM4H4R42
−
| Unit E Indoor Unit Pipe Midway Temperature Sensor Error
+
| 10149876
 +
| Non-Ducted Indoor Units
 
|-
 
|-
−
| 13
+
| AMTCM4H4R18
−
| Unit A Indoor Unit Pipe Outlet Temperature Sensor Error
+
| 10149865
 +
| Ducted Indoor Units
 
|-
 
|-
−
| 23
+
| AMTCM4H4R24
−
| Unit B Indoor Unit Pipe Outlet Temperature Sensor Error
+
| 10149868
 +
| Ducted Indoor Units
 
|-
 
|-
−
| 33
+
| AMTCM4H4R30
−
| Unit C Indoor Unit Pipe Outlet Temperature Sensor Error
+
| 10149871
 +
| Ducted Indoor Units
 
|-
 
|-
−
| 43
+
| AMTCM4H4R36
−
| Unit D Indoor Unit Pipe Outlet Temperature Sensor Error
+
| 10149874
 +
| Ducted Indoor Units
 
|-
 
|-
−
| E3
+
| AMTCM4H4R18
−
| Unit E Indoor Unit Pipe Outlet Temperature Sensor Error
+
| 10149866
 +
| Mixed Ducted and Non-Ducted Indoor Units
 
|-
 
|-
−
| 14
+
| AMTCM4H4R24
−
| Unit A Indoor Unit Pipe Inlet Temperature Sensor Error
+
| 10149869
 +
| Mixed Ducted and Non-Ducted Indoor Units
 
|-
 
|-
−
| 24
+
| AMTCM4H4R30
−
| Unit B Indoor Unit Pipe Inlet Temperature Sensor Error
+
| 10149872
 +
| Mixed Ducted and Non-Ducted Indoor Units
 
|-
 
|-
−
| 34
+
| AMTCM4H4R36
−
| Unit C Indoor Unit Pipe Inlet Temperature Sensor Error
+
| 10149875
−
|-
+
| Mixed Ducted and Non-Ducted Indoor Units
−
| 44
 
−
| Unit D Indoor Unit Pipe Inlet Temperature Sensor Error
 
−
|-
 
−
| 54
 
−
| Unit E Indoor Unit Pipe Inlet Temperature Sensor Error
 
−
|-
 
−
| 15
 
−
| Unit A Indoor Ambient Temperature Sensor Error
 
−
|-
 
−
| 25
 
−
| Unit B Indoor Ambient Temperature Sensor Error
 
−
|-
 
−
| 35
 
−
| Unit C Indoor Ambient Temperature Sensor Error
 
−
|-
 
−
| 45
 
−
| Unit D Indoor Ambient Temperature Sensor Error
 
−
|-
 
−
| 55
 
−
| Unit E Indoor Ambient Temperature Sensor Error
 
−
|-
 
−
| 16
 
−
| Unit A Mode Conflict
 
−
|-
 
−
| 26
 
−
| Unit B Mode Conflict
 
−
|-
 
−
| 36
 
−
| Unit C Mode Conflict
 
−
|-
 
−
| 46
 
−
| Unit D Mode Conflict
 
−
|-
 
−
| 56
 
−
| Unit E Mode Conflict
 
−
|-
 
−
| 17
 
−
| Unit A Anti-Freezing Protection
 
−
|-
 
−
| 27
 
−
| Unit B Anti-Freezing Protection
 
−
|-
 
−
| 37
 
−
| Unit C Anti-Freezing Protection
 
−
|-
 
−
| 47
 
−
| Unit D Anti-Freezing Protection
 
−
|-
 
−
| 57
 
−
| Unit E Anti-Freezing Protection
 
−
|-
 
−
| C5
 
−
| Jumper Terminal Error
 
 
|-
 
|-
 +
| AMTCM4H4R42
 +
| 10149878
 +
| Mixed Ducted and Non-Ducted Indoor Units
 +
|-
 
|}
 
|}
 +
''For the AHRI documentation please visit the [https://www.ahridirectory.org/ AHRI Directory] website.''
 +
 
== Document Downloads ==  
 
== Document Downloads ==  
−
*[[:File:Multi-ODU_user_manual.pdf|Outdoor Unit User Manual]]
+
*[[:File:Multi_Split_22-21_SEER_Owners_Manual_18K.pdf|Outdoor Unit User Manual (18K)]]
−
*[[:File:Multi-IDU_user_manual.pdf|Indoor Unit User Manual]]
+
*[[:File:Multi_Split_22-21_SEER_Owners_Manual_24-36K.pdf|Outdoor Unit User Manual (24, 30, 36K)]]
−
*[http://www.airconint.com/wiki/uploads/Multi-ODU-Service-Manual-Final.pdf Outdoor Unit Service Manual]
+
*[[:File:Multi_Split_22-21_SEER_Owners_Manual_42K.pdf|Outdoor Unit User Manual (42K)]]
−
*[[:File:Multi-Split-IDU-Service-Manual.pdf|Indoor Unit Service Manual]]
+
*[[:File:Multi-IDU_user_manual.pdf|Indoor Unit (Wall Mount) User Manual]]
 +
*[[:File:Multi_Split_22-21_SEER_Service_Manual_18-24K.pdf|Outdoor Unit Service Manual (18, 24K)]]
 +
*[[:File:Multi_Split_22-21_SEER_Service_Manual_30-42K.pdf|Outdoor Unit Service Manual (30, 36, 42K)]]
 +
*[[:File:Multi-Split-IDU-Service-Manual.pdf|Indoor Unit (Wall Mount) Service Manual]]
 +
*[[:File:Air-Con_Multi-II_Submittal_Sheet.pdf|Multi Split Submittal Sheet]]
 +
 
 
== Warranty Information ==
 
== Warranty Information ==
−
Each Multi Split unit set has a warranty of 2 years for parts and 5 years for the compressor. If you need more information, please visit the Air-Con [[Warranty Policy]] page.
+
Each Multi Split unit set has a warranty of 5 years for parts and 7 years for the compressor. If you need more information, please visit the Air-Con [[Warranty Policy]] page.

Latest revision as of 13:11, 24 July 2025

The Multi Split Series was discontinued in Mid 2022. All information preserved here is for legacy support.

This is the support page for the 22-21 SEER Air-Con Multi Split line. If you're looking for our 16 SEER models please visit the Air-Con Multi Split 16 SEER page.

Multi Split Series
Multi Zone Mini Split Line
New-Multi-Logo.png
Voltage 220V
SEER Rating 21-22
Capacities (Outdoor Unit) 18,000 - 42,000 BTU
Capacities (Indoor Unit) 9,000 - 24,000 BTU
Heat Pump? Yes
Model Sold From June 2017 - July 2022

Indoor Units (Wall Mount Type)

Indoor Units (Cassette Type)

Indoor Units (Ducted Type)

Indoor Units (Floor & Ceiling Type)

Outdoor Units

Possible Combinations

These are the recommended indoor-outdoor unit combinations.

Zones Outdoor Unit Indoor Units Indoor Units Indoor Units Indoor Units Indoor Units Indoor Units Indoor Units Indoor Units
Dual Zone AMTCM4H4R18 A16EW4H4R09 A16EW4H4R09 A16EW4H4R18
A16EW4H4R09 A16EW4H4R12
Tri Zone AMTCM4H4R24 A16EW4H4R09 A16EW4H4R09 A16EW4H4R12 A16EW4H4R09 A16EW4H4R18
A16EW4H4R09 A16EW4H4R09 A16EW4H4R12 A16EW4H4R12
A16EW4H4R09
Quad Zone
  • AMTCM4H4R30
  • AMTCM4H4R36
 A16EW4H4R09 A16EW4H4R12 A16EW4H4R12 A16EW4H4R09 A16EW4H4R18
A16EW4H4R09 A16EW4H4R12 A16EW4H4R12 A16EW4H4R09 A16EW4H4R18
A16EW4H4R09 A16EW4H4R12 A16EW4H4R09 A16EW4H4R18
A16EW4H4R09
Quint Zone AMTCM4H4R42 A16EW4H4R09 A16EW4H4R12 A16EW4H4R09 A16EW4H4R09 A16EW4H4R09 A16EW4H4R12 A16EW4H4R18 A16EW4H4R09
A16EW4H4R09 A16EW4H4R12 A16EW4H4R09 A16EW4H4R09 A16EW4H4R09 A16EW4H4R12 A16EW4H4R18 A16EW4H4R12
A16EW4H4R09 A16EW4H4R12 A16EW4H4R12 A16EW4H4R12 A16EW4H4R09 A16EW4H4R12 A16EW4H4R12 A16EW4H4R18
A16EW4H4R09 A16EW4H4R12 A16EW4H4R18 A16EW4H4R12 A16EW4H4R12 A16EW4H4R09
A16EW4H4R09
  • Note: Each indoor unit combination is viewed as a column.
  • Note: Both quad zone outdoor units are capable of the same combinations but make your judgement on the correct one to use based on room size.
  • Note: There are more possible combinations than those listed above. Please use proper capacity judgment when making multi-split combinations.

Error Codes

Error Code Error Description
U8 Zero Cross Detection Circuit Malfunction (Indoor Unit)
C5 Malfunction Protection of Jumper Cap (Indoor Unit)
H6 Indoor Unit Motor Feedback (Indoor Unit)
F1 Indoor Ambient Temperature Sensor is Open/Short Circuited
F2 Indoor Evaporator Temperature Sensor is Open/Short Circuited
B5 Liquid Valve Temperature Sensor is Open/Short Circuited
B7 Gas Valve Temperature Sensor is Open/Short Circuited
P7 Modular Temperature Sensor is Open/Short Circuited
F3 Outdoor Ambient Temperature Sensor is Open/Short Circuited
F4 Outdoor Condenser Middle Pipe Temperature Sensor is Open/Short Circuited
F5 Outdoor Discharge Temperature Sensor is Open/Short Circuited
E6 Communication Malfunction
U1 Phase Current Detection Circuit Malfunction
P8 Module High Temperature Protection
F0 Insufficient Refrigeration System Protection
PU Capacitor Charging Malfunction
E1 High Pressure System Protection
E3 Lower Pressure System Protection
H3 Compressor Overload Protection
LP Indoor Units and Outdoor Units Are Incompatible
EE Memory Chip Malfunction
DN Wrong Connection of Communication Wire or Electronic Expansion Valve Malfunction
L3 Malfunction Protection of Outdoor Fan 1
DD Wrong Connection of Communication Wire or Electronic Expansion Valve Malfunction Status Detected
E7 Mode Conflict
FO Refrigerant Recycling Mode
AL Cross Fan
H1 Defrosting or Oil Return in Heating Mode
LC Compressor Failed to Start
E4 Compressor High Discharge Temperature Protection
E8 Overload Protection
E5 Whole Unit Overcurrent Protection
P5 Compressor Phase Current Protection
H7 Compressor Desynchronizing
LD Compressor Phase-lacking/Phase-inverse Protection
H5 IPM Modular Protection
PL Direct Current Bus-Bar Low Voltage Protection
PH Direct Current Bus-Bar High Voltage Protection
HC PFC Protection
U7 4-Way Valve Abnormal
  • Note: To change from Celsius to Fahrenheit, power down remote, hold mode and down for 5 seconds.

AHRI Certification Information

Model Number AHRI Number Certification Type
A16CM4H4R18 6970608 Non-Ducted Indoor Units
A16CM4H4R24 6970623 Non-Ducted Indoor Units
A16CM4H4R36 6970636 Non-Ducted Indoor Units
A16CM4H4R39 6332649 Non-Ducted Indoor Units
A16CM4H4R42 7180449 Non-Ducted Indoor Units
AMTCM4H4R18 10149864 Non-Ducted Indoor Units
AMTCM4H4R24 10149867 Non-Ducted Indoor Units
AMTCM4H4R30 10149870 Non-Ducted Indoor Units
AMTCM4H4R36 10149873 Non-Ducted Indoor Units
AMTCM4H4R42 10149876 Non-Ducted Indoor Units
AMTCM4H4R18 10149865 Ducted Indoor Units
AMTCM4H4R24 10149868 Ducted Indoor Units
AMTCM4H4R30 10149871 Ducted Indoor Units
AMTCM4H4R36 10149874 Ducted Indoor Units
AMTCM4H4R18 10149866 Mixed Ducted and Non-Ducted Indoor Units
AMTCM4H4R24 10149869 Mixed Ducted and Non-Ducted Indoor Units
AMTCM4H4R30 10149872 Mixed Ducted and Non-Ducted Indoor Units
AMTCM4H4R36 10149875 Mixed Ducted and Non-Ducted Indoor Units
AMTCM4H4R42 10149878 Mixed Ducted and Non-Ducted Indoor Units

For the AHRI documentation please visit the AHRI Directory website.

Document Downloads

Warranty Information

Each Multi Split unit set has a warranty of 5 years for parts and 7 years for the compressor. If you need more information, please visit the Air-Con Warranty Policy page.

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