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MLCAC-UTSM-2010-10
Troubleshooting
Outdoor Units 103
10.3.2.9. E6 malfunction (Only for 36K, 48K with 1 phase)
E6 display
PFC module protection
Check whether the
connecting line between
main board and the PFC
module is connected tightly
Yes
Check whether the voltage
range of P-N on IPM
module is normal?
DC277-
410V for 36K/48KBtu/h
No
Check whether the
inductance of PFC module
is good? If the inductance is
good, the resistance of the
two ports is 0
Yes
Replace the inductance
No
Connect it tightly, check
normal or not
Replace the outdoor main board
Yes
Yes
No
No
Replace the PFC module
Trouble is solved
Summary of Contents for MOU-12HDN1
Page 1: ...MIDEA LCAC 50Hz R410A DC Inverter Service Manual 2012...
Page 2: ......
Page 4: ......
Page 14: ...Dimensions MLCAC UTSM 2010 10 10 New Four way Cassette Compact 2 Dimensions 3 Service Space...
Page 20: ...Field Wiring MLCAC UTSM 2010 10 16 New Four way Cassette Compact MCA2 12HRDN1 Q MCA2 18HRDN1 Q...
Page 26: ...Service Space MLCAC UTSM 2010 10 22 Four way Cassette Type 3 Service Space For 18 48k For 60k...
Page 33: ...MLCAC UTSM 2010 10 Field Wiring Four way Cassette Type 29 10 Field Wiring Wiring chart...
Page 34: ...Field Wiring MLCAC UTSM 2010 10 30 Four way Cassette Type...
Page 45: ...MLCAC UTSM 2010 10 The Specification of Power Duct Type 41 9 The Specification of Power...
Page 46: ...Field Wiring MLCAC UTSM 2010 10 42 Duct Type 10 Field Wiring...
Page 47: ...MLCAC UTSM 2010 10 Field Wiring Duct Type 43 Air conditioner link circuit...
Page 48: ...Field Wiring MLCAC UTSM 2010 10 44 Duct Type...
Page 53: ...MLCAC UTSM 2010 10 Service Space Ceiling Floor Type 49 3 Service Space...
Page 54: ...Wiring Diagrams MLCAC UTSM 2010 10 50 Ceiling Floor Type 4 Wiring Diagrams MUB 12HRDN1...
Page 62: ...Field Wiring MLCAC UTSM 2010 10 58 Ceiling Floor Type 10 Field Wiring...
Page 63: ...MLCAC UTSM 2010 10 Field Wiring Ceiling Floor Type 59 For model 12...
Page 64: ...Field Wiring MLCAC UTSM 2010 10 60 Ceiling Floor Type For model 18 60...
Page 66: ......
Page 68: ...Dimensions MLCAC UTSM 2010 10 64 Console Type 2 Dimensions MFA 12HRDN1 MFA 18HRDN1...
Page 69: ...MLCAC UTSM 2010 10 Service Space Console Type 65 3 Service Space...
Page 75: ...MLCAC UTSM 2010 10 The Specification of Power Console Type 71 9 The Specification of Power...
Page 76: ...Field Wiring MLCAC UTSM 2010 10 72 Console Type 10 Field Wiring...
Page 77: ...MLCAC UTSM 2010 10 Field Wiring Console Type 73...
Page 81: ...MLCAC UTSM 2010 10 Service Space Outdoor Units 77 2 Service Space...
Page 83: ...MLCAC UTSM 2010 10 Wiring Diagrams Outdoor Units 79 4 Wiring Diagrams MOU 12HDN1...
Page 84: ...Wiring Diagrams MLCAC UTSM 2010 10 80 Outdoor Units MOUA 18HDN1 C0 MOUB 24HDN1...
Page 85: ...MLCAC UTSM 2010 10 Wiring Diagrams Outdoor Units 81 MOU 30HDN1 MOUB 36HDN1 Q MOU 48HDN1...
Page 86: ...Wiring Diagrams MLCAC UTSM 2010 10 82 Outdoor Units MOUB 36HDN1 R MOUB 48HDN1 R MOUD 60HDN1 R...
Page 87: ...MLCAC UTSM 2010 10 Wiring Diagrams Outdoor Units 83 MOUA 60HRDN1...
Page 108: ...Troubleshooting MLCAC UTSM 2010 10 104 Outdoor Units 10 3 2 10 P0 malfunction...
Page 109: ...MLCAC UTSM 2010 10 Troubleshooting Outdoor Units 105 10 3 2 11 P1 malfunction Only for 30K 60K...
Page 110: ...Troubleshooting MLCAC UTSM 2010 10 106 Outdoor Units 10 3 2 12 P2 malfunction Only for 30K 60K...
Page 111: ...MLCAC UTSM 2010 10 Troubleshooting Outdoor Units 107 10 3 2 13 P3 malfunction...
Page 130: ...Control MLCAC UTSM 2010 06 126 Control Part 5 Control 1 Wireless Remote Controller 127...