McQuay MLCV Guía para resolver problemas

Second Edition Copyright c 2004O.Y.L. Manufacturing Company Sdn. Bhd.MalaysiaService Guide BookContents Page1. Model name ...

G6 Remote Control1 - ON / OFF SWITCH Press to start the air conditioner unit Press again to stop the unit Blue color - Cooling onlyPink color - Hea

G6 Remote Control1 - ON / OFF SWITCHl Press to start the air conditioner unitl Press again to stop the unitl Blue color - Cooling onlyPink color - Hea

G7 Controller111234567891011121. Transmission sourcel The source where the signal will be transmitted.2. Signal Transmission indicationl Blink to conf

124657810911123G8 Controller1. Transmission sourcel The source where the signal will be transmitted.2. Signal Transmission indicationl Blink to confir

Netware 1 and Netware 2 ControllerA - [Current time, Start / Stop Time] DisplayDisplay the current time as well the start & stop time programmedB

Netware 1 and Netware 2 ControllerA - [Current time, Start / Stop Time] DisplayDisplay the current time as well the start & stop time programmedB

15 161. ON / OFF 1 ON/OFF buttonStarting operationWhen the unit is turned off, press the [ON/OFF] button. The operation LED lightsand the unit is t

15 161. ON / OFF 1 ON/OFF buttonStarting operationWhen the unit is turned off, press the [ON/OFF] button. The operation LED lightsand the unit is t

173. Time setting Time Setting 1 Clock Keyl Press the key once to set the clock mode. Press the key again to disable the clock mode. 6 7-day Timer Key

Sequential Controller(Standard for cooling and heatpump)Sequential Controller LCD DisplayA : Time displayB : Error indicationC : Compressor running di

1 11. OYL Product Model Name DescriptionDescription Generic ACSONModel Name BrandWall Mounted Fan Coil Unit WM AWMWall Mounted Inverter Fan Coil Unit

Sequential Controller(Standard for cooling and heatpump)Sequential Controller LCD DisplayA : Time displayB : Error indicationC : Compressor running di

PAC-204RC ControllerBefore starting operation* Make sure that the power supply is turned ON before use. (Keep the power supply turned ON at alltimes w

PAC-204RC ControllerBefore starting operation* Make sure that the power supply is turned ON before use. (Keep the power supply turned ON at alltimes w

1- 3 Room temperature adjustmentTo change room temperature Press the room temperature button and set the roomtemperature of your choice.Press or

1- 3 Room temperature adjustmentTo change room temperature Press the room temperature button and set the roomtemperature of your choice.Press or

24A. WALL MOUNTED COOLING SERIESModel Board HandsetWM 10/15/20/25 F C5 G8LED Indicator Light DisplayTimer PowerSleep DrySelf Diagnosis TablePOWER SLEE

B. WALL MOUNTED HEATPUMP SERIESModel Board HandsetWM 10/15/20/25 FR C2.4 G8LED Indicator Light DisplayCooling Mode Dry Mode(Green) (Orange)Heat / Fan

B. WALL MOUNTED HEATPUMP SERIESModel Board HandsetWM 10/15/20/25 FR C2.4 G8LED Indicator Light DisplayCooling Mode Dry Mode(Green) (Orange)Heat / Fan

D. CEILING CASSETTE COOLING /HEATPUMP SERIES - WIRELESS CONTROLModel Board HandsetCK 20/25/30/40/50 A/AR C3.0A G8Cooling : LED Indicator Light Display

D. CEILING CASSETTE COOLING /HEATPUMP SERIES - WIRELESS CONTROLModel Board HandsetCK 20/25/30/40/50 A/AR C3.0A G8Cooling : LED Indicator Light Display

Product Nomenclaturee.g.X 4 WM V 10 F R N - XXXX1 2 3 4 5 6 7 8 91. Brand name; e.g. A = Acson2. Type of refrigerant; 4=R407C; 5=R410A; Omitted if R22

F. WALL MOUNTED COOLING SERIES- AUTO RANDOM RESTARTModel Board HandsetWM 10/15/20/25 F D2.0 G8LED Indicator Light DisplayTimer PowerSleep DrySelf Diag

F. WALL MOUNTED COOLING SERIES- AUTO RANDOM RESTARTModel Board HandsetWM 10/15/20/25 F D2.0 G8LED Indicator Light DisplayTimer PowerSleep DrySelf Diag

H. WALL MOUNTED INVERTER HEATPUMP UNITModel BoardWMV 10FR/SLV10BR VA1.0LED Indicator Light DisplayCooling / Dry Standby / Fan(Green / Red) (Red)Heat T

H. WALL MOUNTED INVERTER HEATPUMP UNITModel BoardWMV 10FR/SLV10BR VA1.0LED Indicator Light DisplayCooling / Dry Standby / Fan(Green / Red) (Red)Heat T

J. CEILING CASSETTE COOLING /HEATPUMP SERIES - AUTO RANDOM RESTARTModel Board HandsetCK 20/25/30/40/50 A/AR U1.4 G6Cooling : LED Indicator Light Displ

J. CEILING CASSETTE COOLING /HEATPUMP SERIES - AUTO RANDOM RESTARTModel Board HandsetCK 20/25/30/40/50 A/AR U1.4 G6Cooling : LED Indicator Light Displ

K. AUTO RANDOM RESTART CONTROLLERWITH SLM WIRED HANDSETModel Board HandsetCK 20 - 50 A/AR U1.4 SLM 3 - 4 WIRECE 20 - 50 D/DR U1.4 SLM 3 - 4 WIRECC 1

K. AUTO RANDOM RESTART CONTROLLERWITH SLM WIRED HANDSETModel Board HandsetCK 20 - 50 A/AR U1.4 SLM 3 - 4 WIRECE 20 - 50 D/DR U1.4 SLM 3 - 4 WIRECC 1

M. CHILLED WATER FAN COIL SERIESModel Board HandsetCK 20 - 50 AW W1V2 G6 Wireless Controller orCE 20 - 50 DW W1V3 Netware-1 Wired ControllerCC 10 - 60

M. CHILLED WATER FAN COIL SERIESModel Board HandsetCK 20 - 50 AW W1V2 G6 Wireless Controller orCE 20 - 50 DW W1V3 Netware-1 Wired ControllerCC 10 - 60

3(1) COOLING CAPACITYBtu/Hr MBH kCal/Hr kW1 0.001 0.252 0.293 x 10 -31000 1 252 0.2933.968 0.004 1 1.162 x 10 -33412 3.412 860.04 1(3) FLOW RATEL/s m3

39407. General Troubleshooting GuideBy means of pressure readingsPRESSURE PROBABLE CAUSEData CircuitHIGH SIDE 1. Overcharged with refrigerant.LOW SID

39407. General Troubleshooting GuideBy means of pressure readingsPRESSURE PROBABLE CAUSEData CircuitHIGH SIDE 1. Overcharged with refrigerant.LOW SID

High SuctionPressureExcessive Fresh Air IntakeEvaporator AirInletTemperatureInsufficient Duct InsulationDefective Compressor ValveReduce the fresh air

High SuctionPressureExcessive Fresh Air IntakeEvaporator AirInletTemperatureInsufficient Duct InsulationDefective Compressor ValveReduce the fresh air

Insufficient CoolingHigh Discharge Pressure or LowSuction PressureDual PressureSwitchCompressorCyclingOvercurrentRelay ForCompressorClogged Capillary

Insufficient CoolingHigh Discharge Pressure or LowSuction PressureDual PressureSwitchCompressorCyclingOvercurrentRelay ForCompressorClogged Capillary

General Troubleshooting Guide - 2When any air onditioner malfunction is noted, immediately switch off the power supply to the unit and contact theloca

General Troubleshooting Guide - 2When any air onditioner malfunction is noted, immediately switch off the power supply to the unit and contact theloca

Mini Chiller: Trouble Shooting With MicroprocessorError code display at the 7 segment LED: Symptoms Possible Causes Remedial Action 1. PCB display &

Mini Chiller: Trouble Shooting With MicroprocessorError code display at the 7 segment LED: Symptoms Possible Causes Remedial Action 1. PCB display &

3(1) COOLING CAPACITYBtu/Hr MBH kCal/Hr kW1 0.001 0.252 0.293 x 10 -31000 1 252 0.2933.968 0.004 1 1.162 x 10 -33412 3.412 860.04 1(3) FLOW RATEL/s m3

4950Roof Top Unit : Troubleshooting for optional Global Remote ControllerBefore you ask for repair service, check the following pointsState of Machine

4950Roof Top Unit : Troubleshooting for optional Global Remote ControllerBefore you ask for repair service, check the following pointsState of Machine

51 52II) WM 10ER :For Challenger C2.4 PCBTo add a 10k Ohm 5% Carbon, 1/4 W or higher resistor diagonally at S1 On/OffSwitch Board “C2E02S1”RIII) WM 10

51 52II) WM 10ER :For Challenger C2.4 PCBTo add a 10k Ohm 5% Carbon, 1/4 W or higher resistor diagonally at S1 On/OffSwitch Board “C2E02S1”RIII) WM 10

53549.9.9.9.9. AAAAAuto Ruto Ruto Ruto Ruto Random Random Random Random Random Restarestarestarestarestart Contrt Contrt Contrt Contrt Controllero

53549.9.9.9.9. AAAAAuto Ruto Ruto Ruto Ruto Random Random Random Random Random Restarestarestarestarestart Contrt Contrt Contrt Contrt Controllero

555610. Controller ConfigurationA) Sequential ControllerIt is allowed to configure the controller to suit individual's need with details below :M

555610. Controller ConfigurationA) Sequential ControllerIt is allowed to configure the controller to suit individual's need with details below :M

57 607. Sequential Control For Cool ModeThe starting sequence for indoor fan, outdoor fan and compressors is shown asbelow:2 secondsStart Indoor fan15

9. Conversion from Old Sequential Board to New Sequential Board(For wiring up to 1000 metres)9.1 Sequential Main Board SQMB01(Old Version)9.2 Sequenti

3. Product Mainboard vs. Handset MatrixType No. Main Board (IC) D2.0 U1.4 Mechanical U1_SB125 SQCH VA1.0 *MS10.0 HandsetModel (PAC204RC)

9. Conversion from Old Sequential Board to New Sequential Board(For wiring up to 1000 metres)9.1 Sequential Main Board SQMB01(Old Version)9.2 Sequenti

57 607. Sequential Control For Cool ModeThe starting sequence for indoor fan, outdoor fan and compressors is shown asbelow:2 secondsStart Indoor fan15

C) W1V3 - Chilled Water Fan Coil UnitThe Standard Board (W1V3) comes with a VALVE jumper. The system can beconfigured as the jumper selection listed b

D) Netware-1 ControllerFeature : Dip Switch Setting for Model SelectionPin Function Remarks ModelJH & JD COOL, DRY, FAN JH - OFF; JD - ON Cooling

D) Netware-1 ControllerFeature : Dip Switch Setting for Model SelectionPin Function Remarks ModelJH & JD COOL, DRY, FAN JH - OFF; JD - ON Cooling

3. Product Mainboard vs. Handset MatrixType No. Main Board (IC) D2.0 U1.4 Mechanical U1_SB125 SQCH VA1.0 *MS10.0 HandsetModel (PAC204RC)

74. OYLM PC BOARD DEVELOPMENT HISTORYYEAR MAIN BOARD HANDSET MODEL REMARKS

74. OYLM PC BOARD DEVELOPMENT HISTORYYEAR MAIN BOARD HANDSET MODEL REMARKS