Your Climate. We're There.TM: R407C – 2250AR407C Air Cooled Condensing UnitModels:M4LC 010B/BRM4LC 015B/BRM4LC 020B/BRM4LC 025B/BRM4LC 030C/
9Model : M4LC 040C/050CModel : M4LC 040CR/050CR
10Special precautions when dealing withSpecial precautions when dealing withrefrigerant R407C unitrefrigerant R407C unit1) What is new refrigerant R40
11c) Ensure that the compressor is not expose to open air for more than the recommended time specifiedby its manufacturer (typically less than 10 minu
12InstallationInstallationSharp edges and coil surface are potential injury hazard. Avoid from contact with them.(1) Installation of indoor unitFor in
13Installation clearance• Outdoor units must be installed such that there is no short circuit of the hot discharge air or obstruction tosmooth air flo
14(4) WiringElectrical connections• Wiring regulations on wire diameters differ from country to country. Please refer to your LOCALELECTRICAL CODES fo
15R407C must be charged as liquid. Usually R407C cylinder is equipped with a dip-pipe for liquidwithdrawal. If there is no dip-pipe, the cylinder shou
16Avoid prolong exposure of an opened compressor, or the internal part of refrigerant piping tomoist air. The POE oil in the compressor and piping can
17Servicing Servicing And MaintenanceAnd MaintenanceDisconnect from Main Supply before Servicing the air conditionerThe unit is designed to give a lon
18Pre-start up maintenance (after extended shutdown)- Inspect thoroughly and clean indoor and outdoor units.- Clean or replace air filters.- Clean con
1ContentsContentsIntroduction To Refrigerant R407C ...2Specificatio
19TroubleshootingTroubleshootingWhen any air-conditioner malfunction is noted, immediately switch off the power supply to the unit, andcontact the loc
20For cooling only models or heat pump models (cooling cycle)Diagnosis by flow chartThe following chart are efficient checking procedures for troubles
21Insufficient CoolingHigh Discharge PressureLow Discharge PressureLow DischargePressureMalfunction Of Fan CyclingSystemCondenserAir FlowLow Refrigera
22High Suction PressureLow Suction PressureNoisy OperationHigh SuctionPressureExcessive Fresh Air IntakeEvaporatorAir InletTemperatureInsufficient Duc
23No Cooling / HeatingUnit fail to startCheck power supply- voltage- phase- frequencyCheck settings of remote control boxCompressor fails to startChec
24The most common causes of air conditioner failure to “start" are:-a) Voltage not within ±10% of rated voltage.b) Power supply interrupted.c) Co
25Parts ListParts ListModel : M4LC 010B/015B/020B/025B1. BACK PANEL 16. ROTARY COMPRESSOR2. TOP PANEL 17. RUBBER GROMMET3. CONDENSER COIL ASSY.
26Model : M4LC 010BR/015BR/020BR/025BR1. BACK PANEL 16. ROTARY COMPRESSOR2. TOP PANEL 17. RUBBER GROMMET3. CONDENSER COIL ASSY. 18. COMPRESSOR N
27Model : M4LC 030C/040C/050C1. ASSY. BASE PAN 10. BACK RIGHT PANEL2. SUCTION VALVE 11. TOP PANEL3. LIQUID VALVE 12. CONDENSER COIL ASSY.4. PA
28Model : M4LC 030CR/040CR/050CR1. ASSY. BASE PAN 11. 4 WAY VALVE ASSY.2. SUCTION VALVE 12. BACK RIGHT PANEL3. LIQUID VALVE 13. DEFROST SENSOR A
2Introduction To Refrigerant R407CEnvironmental friendlyThe Montreal Protocol regulation calls for the phase-out of HCFCs by the year 2030 to prevent
DOP: 042000Americas - 13600 Industrial Park Boulevard, P.O. Box 1551, Minneapolis, MINI 55440 USA (612) 553-5330Asia - Jalan Pengapit 15/19, P.O. Box
3SpecificationsSpecificationsCooling OnlyHeat pump1) ALL SPECIFICATIONS ARE SUBJECTED TO CHANGE BY THE MANUFACTURER WITHOUT PRIOR NOTICE.2) ALL UNITS
4Outlines Outlines And DimensionsAnd DimensionsModel : M4LC 010B/015B, 010BR/015BRAll dimensions in mmModel : M4LC 030/040/050C, M4LC 030/040/050CRAll
5MODEL : M4LC 030/040/050C, M4LC 030/040/050CRAll dimensions in mmSharp edges and coil surfaces may cause injury. Wear protectivegloves when handling
6Wiring DiagramsWiring DiagramsModel : M4LC 010B/015BModel : M4LC 010BR/015BR
7Model : M4LC 020B/025BModel : M4LC 020BR/025BR
8Model : M4LC 030CModel : M4LC 030CR
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