System Heat Pump Outdoor Unit - MegaFrio
System Heat Pump Outdoor Unit - MegaFrio System Heat Pump Outdoor Unit - MegaFrio
Test Run ■ Error code 52, 53, 54, 56, 57 are applied only to CRUN1008T0 Outdoor unit related error Transmission related error Display Title Cause of Error 4 0 CT sensor CT sensor open or short 4 1 Inverter compressor discharge pipe sensor (discharge temperature) Inverter compressor dischare pipe sensor open or short 4 2 Low pressure sensor Low pressure sensor open or short 4 3 High pressure sensor High pressure sensor open or short 4 4 Outdoor air sensor Outdoor unit air sensor open or short 4 5 Outdoor unit pipe sensor Outdoor unit pipe sensor(left) open or short 4 6 Suction pipe sensor Suction pipe sensor open or short 4 7 Normal compressor discharge Normal compressor discharge pipe sensor open or pipe short 4 8 Outdoor unit pipe sensor Outdoor unit pipe sensor (right) open or short 4 9 Voltage sensor Voltage sensor open or short 5 1 Indoor connection over(capacity) The displayed number of indoor units being connected is over rated capacity of outdoor unit Transmission error from inverter In the case that main PCB can not receive any signal 5 2 PCB to main PCB in the outdoor unit from inverter PCB successively for 20 seconds Transmission error from indoor In the case that main PCB can not receive any signal- 5 3 unit to main PCB in the outdoor unit from indoor unit successively for 3minutes 5 4 Reverse connection of the R,S,T power line Misconnection or disconnection of R,S,T power line Transmission error from central In the case that main PCB can not receive any signal 5 5 control to main PCB in the outdoor unit from central control successively for 3minutes Transmission error from main In the case that central control can not receive any 5 6 PCB in the outdoor unit to central control signal from main PCB successively for 3minutes 5 7 Transmission error from main PCB to inverter PCB in the outdoor unit In the case that inverter PCB can not receive any signal from main PCB successively for 20 seconds ■ Please refer to trouble shooting guide in service manual for each error title CAUTION In case that the control box is opened and before checking electrical parts, it should be checked that the LED 01Y (Refer to next page) turned off (wait 3 minutes after main power OFF), otherwise it may cause electrical shock. 48 Outdoor Unit
Position of the LED01Y in inverter board CRUN1008T0 Inverter board Test Run Installation Manual 49 ENGLISH
- Page 1 and 2: System Heat Pump Outdoor Unit INSTA
- Page 3 and 4: Safety Precautions Safety Precautio
- Page 5 and 6: Install the air conditioner accordi
- Page 7 and 8: Do not install the outdoor unit at
- Page 9 and 10: Cautions before the test run Turn o
- Page 11 and 12: Combination with indoor and Outdoor
- Page 13 and 14: Installation Space Individual Insta
- Page 15 and 16: Collective / Continuous installatio
- Page 17 and 18: Installation Location of anchor bol
- Page 19 and 20: Refrigerant piping installation A T
- Page 21 and 22: Refrigerant piping system ◆ Y bra
- Page 23 and 24: ◆ Header Method CRUN458S0 Example
- Page 25 and 26: ◆ Combination of Y branch/header
- Page 27 and 28: ◆ Indoor Unit Connection 50m H A
- Page 29 and 30: Branch pipe Fitting A A Y branch He
- Page 31 and 32: Airtight Test and Evacuation (1) Ai
- Page 33 and 34: Electrical Wiring Areas of Caution
- Page 35 and 36: Transmission and Power Lines 1) Tra
- Page 37 and 38: ◆ Example Connection of Transmiss
- Page 39 and 40: ◆ The Procedure of Automatic Addr
- Page 41 and 42: Group Number Setting for Indoor Uni
- Page 43 and 44: ◆ Position of rotary switch on th
- Page 45 and 46: Test Run Checks Before Test Run 1 2
- Page 47: Self-Diagnosis Function Error Indic
- Page 51 and 52: Piping Diagram CRUN458S0 4way valve
- Page 53 and 54: Preparation of Piping Appendix Main
- Page 55 and 56: HEAT INSULATION Appendix 1. Use the
- Page 57 and 58: 3. Grouped drain piping Appendix 1)
- Page 59 and 60: Indoor unit A B C D E F G H I J K L
- Page 61 and 62: Prior to power on Outdoor unit Indo
- Page 63 and 64: MANUALE D’INSTALLAZIONE MODELLO N
- Page 65 and 66: Precauzioni di sicurezza Precauzion
- Page 67 and 68: Installare il condizionatore d’ar
- Page 69 and 70: Non installare l’unità esterna s
- Page 71 and 72: Avvertenze per l’esecuzione dei t
- Page 73 and 74: Combinazione con le unità interne
- Page 75 and 76: Spazio necessario attorno all’uni
- Page 77 and 78: Installazione multipla e installazi
- Page 79 and 80: Installazione Posizione del bullone
- Page 81 and 82: Installazione della tubatura refrig
- Page 83 and 84: Sistema di tubatura refrigerante
- Page 85 and 86: ◆ Metodo di diramazione del colle
- Page 87 and 88: ◆ Metodo di diramazione del colle
- Page 89 and 90: ◆ Tubo di collegamento unità int
- Page 91 and 92: A Installazione del tubo di diramaz
- Page 93 and 94: Test tenuta d’aria e fuoriuscite
- Page 95 and 96: Lavoro elettrico Avviso TB6 TB6 TB6
- Page 97 and 98: Linee di trasmissione e di alimenta
Position of the LED01Y in inverter board<br />
CRUN1008T0 Inverter board<br />
Test Run<br />
Installation Manual 49<br />
ENGLISH
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