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2-8. Outdoor (Inverter) Print Circuit Board 2-8-1. Interface P.C. board (MCC-1606) PMV4 output PMV2 output PMV1 output Option input/output CN511 CN508 CN510 CN513 CN514 CN509 CN512 Sensor input TD3 TD2 TD1 CN504 CN503 CN502 TK3 TK2 TK1 TL CN533 CN532 CN531 CN523 TO TK5 TK4 CN507 CN535 CN534 TE2 TE1 CN521 CN520 TS1 CN505 UART communication CN600 High pressure SW CN305, 306, 307 SW04,05,15 SW06,07,09,10 7-segment LED SW11,12,13,14 SW01,02,03 SW16,17 PD sensor CN601 Jumper select PS sensor CN500 SW30 For inter-unit cable between indoor and outdoor units CN01 For inter-unit cable between outdoor units CN03 Dina-doctor connecting terminal CN800 4-way valve output CN317 SV61,62 CN315 Accumulator heater CN334 Comp. case heater 3 CN333 Comp. case heater 2 CN332 SV43 CN313 Comp. case heater 1 CN331 SV42, SV41 CN312 SV51,52 CN314 SV2 CN311 SV3A SV3B SV3C CN321 SV3E SV3D CN322 SV3F CN323 SV12 CN320 B. Heater CN335 57
2-8-2. Inverter P.C. board for compressor (MCC-1596) A3-IPDU 58
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AIR CONDITIONER (MULTI TYPE) SERVIC
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4-1. Normal Operation (COOL Mode /
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9-4. Cooling-Season Outdoor Unit Ba
Page 7 and 8: Definition of Protective Gear When
Page 9 and 10: Precautions for Safety The manufact
Page 11 and 12: Use specified parts. When any of th
Page 13 and 14: Only a qualified installer (*1) or
Page 15 and 16: Specifications Model MMY-MAP0804HT8
Page 17 and 18: Carrying in the Outdoor Unit CAUTIO
Page 19 and 20: Selection of Pipe Size Coupling siz
Page 21 and 22: Table 2 Standard type High Efficien
Page 23 and 24: 4. Tools (1) Required Tools for R41
Page 25 and 26: Models: MMY-MAP1404* and MAP1604 *
Page 27 and 28: 1-2-2. Compact 4-way Cassette Type
Page 29 and 30: 1-2-4. 1-way Air Discharge Cassette
Page 31 and 32: 1-2-6. 2-way Air Discharge Cassette
Page 33 and 34: 1-2-8. Concealed Duct High Static P
Page 35 and 36: 1-2-9. Slim Duct Type Models: MMD-A
Page 37 and 38: 1-2-11.High Wall Type 2 series Mode
Page 39 and 40: 1-2-13.Floor Standing Cabinet Type
Page 41 and 42: 1-2-15.Floor Standing Type Models:
Page 43 and 44: Models: MMD-AP0721HFE and MMD-AP096
Page 45 and 46: 2-2. Outdoor Unit (60Hz model: MMY-
Page 47 and 48: 2-4. Outdoor Inverter (60Hz model:
Page 49 and 50: 2-way Air Discharge Cassette Type M
Page 51 and 52: Concealed Duct High Static Pressure
Page 53 and 54: Floor Standing Type Model MMF-AP 01
Page 55 and 56: 14, 16HP Model: MMY-MAP1404* , MAP1
Page 57: Outdoor Unit (14, 16HP) Model: MMY-
Page 61 and 62: 3 Refrigerant Piping Systematic Dra
Page 63 and 64: Explanation of Functional Parts Fun
Page 65 and 66: 4 Combined Refrigerant Piping Syste
Page 67 and 68: 4-3. Normal Operation (HEAT Mode) H
Page 69 and 70: 4-5. Emergency Operation (Heating O
Page 71 and 72: 5 Control Outline Indoor Unit Cont
Page 73 and 74: NO. Item Specification outline Rema
Page 75 and 76: NO. Item Specification outline Rema
Page 77 and 78: Outdoor Unit Item Description of op
Page 79 and 80: Item Description of operation, nume
Page 85 and 86: 1 Cooling operation under low outsi
Page 87 and 88: Central control remote controller (
Page 89 and 90: 6-1-2. When Wireless Remote Control
Page 91 and 92: Central control remote controller (
Page 93 and 94: X Y DC5V Power supply circuit Main
Page 95 and 96: 6-2. Indoor Printed Circuit Board M
Page 97 and 98: MCC-1403 Power supply Power supply
Page 99 and 100: 6-4. Test Operation of Indoor Unit
Page 101 and 102: Function CODE No. (DN Code) Table (
Page 103 and 104: Type DN code “10” Value Type Mo
Page 105 and 106: ▼ Ventilating fan control from re
Page 107 and 108: 6-7. Applied control for Outdoor Un
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(2) Indoor unit setup method for pr
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6-8-1. Power peak-cut Control (Stan
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6-8-3. Snowfall Fan Control Header
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6-8-6. Operation Mode Selection Con
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6-8-8. Compressor Operation Output
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7 TEST OPERATION 7-1. Procedure and
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(2) In the case that a central cont
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• Check the additional amount of
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7-4. Address Setup This product req
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(Example) Controlling 2 or more ref
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10 Set the central control address.
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Manual address setup from the remot
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To find an indoor unit’s position
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4 Push the TIME / buttons repeatedl
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2) Turn on dip switch 2 of SW30 on
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7-4-4. Check after Address Setup wh
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7-5-2. Operation from the indoor re
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Miswiring example Figure Remote con
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7-6-2. Cooling/Heating Test Operati
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(2) Test operation START Test opera
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7-7. Service Support Function 7-7-1
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7-7-2. Function to Start/Stop (ON/O
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(2) Heating test operation function
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(4) Individual start/stop (ON/OFF)
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(2)Clearing error by using switches
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7-7-5. Pulse Motor Valve (PMV) Forc
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7-7-8. Fan Operation Check in Outdo
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7-7-10.Manual Adjustment Function o
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7-7-11.Monitor Function of Remote C
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8 TROUBLESHOOTING 8-1. Overview (1)
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(Error detected by main remote cont
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F12 - F12 ALT F15 - F15 ALT F16 - F
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(Errors detected by IPDU featuring
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Using TCC-LINK central control remo
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Light block Check code Cause of fau
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8-4. Check Codes Displayed on Remot
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Main remote controller Check code O
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Main remote controller P04 P05 P07
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Errors Detected by TCC-LINK Central
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8-5. Diagnosis procedure for each c
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Check code Check code name Cause Ch
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Check code Check code name Cause [E
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Check code Check code name Cause [E
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Check code Check code name Cause [F
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Check code Check code name Cause [H
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(*3) Check for solenoid valve of al
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Check code Check code name Cause [L
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Check code Check code name Cause [P
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(C) Heating operation Does heating
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(1)Display of System Information (D
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(3)Display of Outdoor Cycle Data (D
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(5)Display of Indoor Unit Informati
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8-8. Leakage/Clogging of Refrigerat
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List of Check Codes Generated upon
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8-9. Sensor Characteristics Outdoor
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Indoor TC1 sensor 200 150 Resistanc
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240 Outdoor Unit ▼ Ps sensor char
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9-2. Compressor Backup Operation Se
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(6) Turn on the power supply to all
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(8) Set Bits 1 and 2 of SW30 on the
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10OUTDOOR UNIT REFRIGERANT RECOVERY
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[Setup of failed outdoor unit] (13)
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[Setup of outdoor units other than
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10-3.Work procedure after Repair Wh
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11-2.Replacement of Compressors
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[When replacing normal as well as f
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11-3.Check Procedure to Search Caus
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Check items and procedures to follo
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No. Part to be replaced Work proced
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13P.C. BOARD EXCHANGE PROCEDURES I
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Procedure 1: Reading Setting Data f
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Procedure 3: Writing Setting Data i
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CODE No. list (Example) CODE No. (D
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13-2-3.Interface board (MCC-1606) r
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(6) Set the dip switch (SW800) sett
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13-2-6.Noise Filter P.C. Board (MCC
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(7) Install the service P.C. boards
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SMMS-i OUTDOOR UNIT MMY-MAP1404HT8(
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REFRIGERATION CIRCUIT DIAGRAM M MOT
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Ref. No. Part No. Description MAP08
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SMMS-i INV SERVICE PARTS LIST MMY-M
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SMMS-i OUTDOOR UNIT MMY-MAP0804T8(Z
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SMMS-i OUTDOOR UNIT MMY-MAP0804T8(Z
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SMMS-i OUTDOOR UNIT MMY-MAP1404T8-S
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WARNINGS ON REFRIGERANT LEAKAGE Che
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