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McQuay M5ACV 030 CR, Information Manual, Page: 89 / 99

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McQuay M5ACV 030 CR Information Manual Download Page 89

 

Variable compressor overload (Comp 1 overload) 

Compressor current & circuit is ok 

Main board/compressor faulty 

No 

To check & replace 

Restart, Set freq. 

with handset. 

Check current, is 

it ok? 

Yes 

No 

Phase missing 

Incorrect incoming supply 

Is voltage 

between R,S,T 

415VAC±20%

To check & rectify 

No 

Is J-RST on Main 
board 
415VAC±20%? 

Main board faulty 

Disconnect power, 
remove J-RST, is 
voltage of socket 
415VAC±20%?  

Main board faulty 

To replace Main board 

To replace Main board 

Yes 

EMI filter faulty 

Yes 

Yes 

No 

To check & replace EMI filter 

87

Summary of Contents for M5ACV 030 CR

Page 1: ...M5ACV 2009 Air Cooled Chiller R410A Inverter Series Models M5ACV 030 CR M5ACV 055 CR M5ACV 075 CR M5ACV 100 CR M5ACV 135 CR M5ACV 210 CR Catalog ...

Page 2: ...sonnel who are familiar with local codes and regulations and experienced with this type of equipment Caution Sharp edges and coil surfaces are a potential injury hazard Avoid contact with them Warning Moving machinery and electrical power hazards May cause severe personal injury or death Disconnect and lock off power before servicing equipment McQuay is a registered trademark of McQuay Internation...

Page 3: ...R heatpump Omitted if cooling Capacity 100 100 000 Btu h Model Name AC Air cooled mini chiller Brand McQuay Electrical A 220 240V 1Ph 50Hz F 380 415V 3Ph 50Hz Type of ref connection X Not applicable Production spec variation 5 V Type Inverter Refrigerant 5 R410A 1 ...

Page 4: ...r circuit EXV Inverter circuit EXV Normal Inverter circuit Pump only Brass adaptor BSPT 1 1 4 Brass adaptor BSPT 1 Brass adaptor BSPT 1 1 2 030CR AXAA X X X X X X X 055CR FXAA X X X X X X X 075CR FXAA X X X X X X X 100CR FXAA X X X X X X X X 135CR FXAA X X X X X X X X 210CR FXAA X X X X X X X X M5ACV Classification Heat pump model Nomenclature Product Line Up ...

Page 5: ...essor reliability Reliability of inverter compressor is always better since there is lesser on off of the system especially during low load condition Elimination of Water Tank Inverter system provides constant water temperature band or much lesser water temperature fluctuation With this water tank of the mini chiller system can be eliminated Built in Fan Speed The built in algorithm now controls f...

Page 6: ...HARGE COMPENSAT AT A OR BPHE WATER ATER A OUT WA WA W TER ATER A IN WA WA W TER PUMP ATER PUMP A EXPANSION T PANSION T P ANK TANK T P EXV FILTER ILTER IL DRIER SUCTION ACCUMULAT AT A OR COMPRESSOR LIQUID RECEIVER BPHE WATER ATER A OUT WA WA W TER ATER A IN WA WA W TER PUMP ATER PUMP A EXPANSION PANSION P TANK TANK T Model M5ACV 055 075CR M5ACV055CR Water Refrigerant Circuit Diagram ...

Page 7: ...E CHECK VALVE FIN TUBE HEAT EXCHANGER SYSTEM 1 FIN TUBE HEAT EXCHANGER SYSTEM 2 4 WAY VALVE VARIABLE SPEED COMPRESSOR COMPRESSOR SUCTION ACCUMULATOR SUCTION ACCUMULATOR WATER OUT LIQUID RECEIVER LIQUID RECEIVER EXV HEATING CAP TUBE FILTER DRIER FILTER DRIER COOLING CAP TUBE 4 WAY VALVE CHECK VALVE CHECK VALVE P EXPANSION TANK WATER PUMP WATER IN P EXPANSION TANK WATER PUMP M5ACV 100CR Refrigerant ...

Page 8: ...VE FIN TUBE HEAT EXCHANGER SYSTEM 2 TWIN TUBE JOINT FIN TUBE HEAT EXCHANGER SYSTEM 1 FIN TUBE HEAT EXCHANGER SYSTEM 2 4 WAY VALVE VARIABLE SPEED COMPRESSOR COMPRESSOR SUCTION ACCUMULATOR SUCTION ACCUMULATOR WATER OUT LIQUID RECEIVER LIQUID RECEIVER EXV FILTER DRIER FILTER DRIER 4 WAY VALVE CHECK VALVE CHECK VALVE TWIN TUBE JOINT OIL SEPARATOR OIL RETURN TUBE OIL SEPARATOR COMPRESSOR TWIN TUBE JOIN...

Page 9: ...r It can do the task as follow Whole system configuration Unique parameter settings Operation status display Tracing fault record easy in hardware troubleshooting The display is shown in an 8 lines graphical LCD display There are 8 dedicated keys available in the panel Menu selection Navigation on the screen Modification of the selected value During first start up the panel will have a default con...

Page 10: ... OFF in the summary pages Shortcut key to show fault alarm in the summary pages 1 2 Navigation key 3 Execute instruction key 4 Cancel instruction key 5 Switching to heat mode shortcut key 6 Switching to cool mode shortcut key 7 Toggle ON OFF shortcut key 8 Show alarm key 9 Graphical LCD display 10 ON OFF indicator Legend 1 2 Chiller terminal unit connection 3 Not available 4 CMOS reset jumper JH2 ...

Page 11: ...ddress to each main board in the chiller network User should follow the procedure below Only power ON one main board at once time Make sure not others main boards are energized By using the panel connected to the main board ENTER ENTER Summary Pages Main Menu Setting Menu ENTER G7 Unit No 1 General Set Paraameter ENTER ENTER key in 0001 as password Key in unique unit address and press ENTER to exe...

Page 12: ... with rear panel to open the real panel Pass the necessary wires of the panel across the large opening in the rear panel Place the rear panel flat support against the wall and make marks on the wall through the four installation holes inner and outer Drill four appropriate holes in the marked places Attach the rear panel to the wall and put on the screws on it Ensure that all cables are passed thr...

Page 13: ...p Chiller Boiler Chiller Boiler Heat Pump Boiler Heat Pump Boiler Advance parameter settings Defrost sensor temperatures Compressor discharge sensor temperatures Compressor run times Incoming alarm fault error Status settings ON OFF switching Mode setting Cooling Heating Boiling Mode set temperature Manual entering defrost Advance parameter settings Password changing Panel option setting Backlight...

Page 14: ...Alarm Menu Display Menu Mode Cool Set Heat Set Manual Defrost Set Parameter Change Password Panel Option Set Panel ID Clock Setting Date Setting Time Schedule Timer Show Alarms Erase All Alarms Defrost Sensor Discharge Sensor Comp Run Time General Regulator Compressor Defrost Antifreeze Inverter Alarm and Contact Password required ...

Page 15: ...ols Chiller ID 3 currently All Chiller Panel controls all Chiller currently 1st page Display ON OFF status Mode settings and Temperature settings 2nd page Display Compressor status 3rd page Display Water In Water Out Outdoor air and Panel temperature 4th page Display Chiller model Compressor No and Chiller ID 13 01 01 2000 12 00am Status ON Mode Cooling Cool Temp 12 0 C 00 01 01 2000 12 00am Compr...

Page 16: ...tart the setting or press ESC here to exit to Main Menu Settings ON OFF unit Mode changing Cooling Heating Boiling Cooling temperature setting Manual Defrost Selection 5 3 2 1 1 Manual Defrost Select Manual Defrost in Operation Menu and press ENTER to go into this menu This menu lets user select one compressor to enter into defrost cycle manually as long as the environment fulfill the defrost requ...

Page 17: ...oups of advance parameters for user to set in this menu Press UP or DOWN to select the group ENTER to go into the group or ESC to exit to Setting Menu Settings General Regulator Compressor Defrost Antifreeze Inverter Alarm and Contact 5 3 2 2 2 Password Changing Select Password Changing in Setting Menu and Press ENTER to go into this menu User can change the old password in this menu Press ESC to ...

Page 18: ...el ID Select Set Panel ID in Settings Menu and press ENTER to go into this menu User can assign the ID no to the panel Example If ID no 0 has been assigned the panel acts like Master Panel Unit It can choose to control each Chiller in the network If other ID no 1 50 has been assigned the panel acts like Slave Panel Unit It is dedicated to one particular Chiller It can only control the Chiller with...

Page 19: ...or press ESC here to exit to Main Menu Settings Set Clock Set Date Set Schedule 7 days Programmable Timer Enable Disable Timer Schedule 5 3 2 3 1 Set Clock Select Clock Setting in Timer Menu and press ENTER to go into this menu User can set the time in this menu The time setting is in 24 hour format Pres ESC to exit to Timer Menu TIMER MENU Clock Setting Date Setting Time Schedule Timer Disable Se...

Page 20: ...er Before this schedule carry their effect to the Chiller user need to set the Timer in Timer Menu to enable Press ESC to exit to Timer Menu 5 3 2 4 Alarm Menu Select Alarm Menu in Main Menu and press ENTER to go into this menu This place keeps records for all previous occurred fault alarms User can view the alarm history and clear that record alarm history as well The panel can keep up to 20 faul...

Page 21: ...s ENTER to go into this menu User can erase all the alarm fault records at once in this menu Press ESC to exit to Alarm Menu 5 3 2 5 Display Menu Select Display Menu in Main Menu and press ENTER to go into this menu This menu display Defrost Sensor temperature Compressor Discharge sensor temperature Compressor Run Time and Inverter Chiller Beside that user can clear each Compressor Run Time for Ch...

Page 22: ...view the compressor run time for each compressor in the Chiller Beside that user can clear each compressor run time in this menu User needs to key in the correct password before clearing the compressor run time Press ESC to exit to Display Menu 5 3 2 5 4 Inverter Chiller Select Inverter Chiller in Display Menu and press ENTER to go into this menu This menu display compressor frequency EXV opening ...

Page 23: ... 50 Chiller panel can control the Chiller if both ID no Panel ID and Chiller ID are same For example Panel ID 1 can only control Chiller ID 1 Master Panel can choose to control each Chiller or control all Chiller at once in the network For example Panel ID 0 master can control Chiller ID 0 ID 1 ID 32 or all Chillers at once Panel ID can be set in Set Panel ID in Settings Menu Please enter the Pane...

Page 24: ... display each Chiller status This can be done in Summary Pages only 01 01 2000 12 00am Status ON In Summary Pages press and hold ENTER buttom 1 second to go into Unit Selection menu Mode Cooling Cool Temp 12 Unit Selection Select All Select One 0 Unit Selection Select All Select One 0 01 01 2000 12 00am Status Mode Cool Temp 00 01 01 2000 12 00am Status ON Mode Cooling Cool Temp 12 C 00 01 01 2000...

Page 25: ...on and then press ENTER to confirm the change or ESC to cancel iii Timer Menu 7 days programmable time can turn chiller ON OFF User can set the schedule in this Timer Menu Please refer 6 2 11 page 40 for schedule settings 23 ENTER ENTER Summary Pages Main Menu Timer Menu ESC ESC ENTER ENTER Summary Pages Main Menu Operation Menu ESC ESC OPERATION MENU Status ON Mode Cooling Cool Temperature 12 0 C...

Page 26: ...ss ENTER to start setting or ESC to exit to Main Menu Toggle ON OFF via UP or DOWN button and then press ENTER to confirm the change or ESC to cancel 24 ENTER ENTER Summary Pages Main Menu Operation Menu ESC ESC Mode Chiller Model Cooling Heating Boiling Chiller x x Heat Pump x Chiller Boiler x Heat Pump Boiler Chiller Boiler x Auto Heat Pump Boiler Auto Allow to set x Not Allow to set Auto Turn O...

Page 27: ... setting or ESC to exit to Set Parameter menu Change value via UP or DOWN button The boarderline is limited by R5 R6 cool R7 R8 heat Press ENTER to confirm or ESC to cancel OPERATION MENU Status ON Mode Cooling Cool Temperature 12 0 C Heat Temperature 40 0 C OPERATION MENU Status ON Mode Cooling Cool Temperature 12 0 C Heat Temperature 40 0 C 1 General 2 Regulator 3 Compressor 4 Defrost 5 Antifree...

Page 28: ... mode In Operation Menu select Manual Defrost press ENTER to go into it or ESC to exit to Main Menu Select which compressor to go into defrost cycle via UP or DOWN button Press ENTER to confirm or ESC to exit to Operation Menu 26 Defrost Compressor Comp 1 ENTER ENTER Summary Pages Main Menu Operation Menu ESC ESC OPERATION MENU Status ON Mode Cooling Cool Temperature 12 0 C Heat Temperature 40 0 C...

Page 29: ...vance Parameter 1 General 2 Regulator 27 ENTER ENTER Summary Pages Main Menu Settings Menu ESC ESC ENTER ESC Key in Password Set Parameter R1 Cool SP 12 0 C R2 Cool Diff 3 0 C R3 Heat SP 40 0 C R4 Heat Diff 3 0 C R5 Min Cool SP 20 C R6 Max Cool SP 40 C R7 Min Heat SP 20 C R8 Max Heat SP 90 C R9 Ax Heat SP 5 0 C R10 Ax Heat Diff 2 0 C R11 Au Bo SP 5 0 C R12 Au Bo Diff 2 0 C R13 Au Bo Start 30m G1 M...

Page 30: ... Def 0s A1 Heater SP 5 C A2 Heater Diff 2 0 C A3 Sensor Leave A4 Alarm SP 3 C A5 Alarm Diff 2 0 C V1 Cp Freq 100Hz V2 EXV 180 V3 Cp Manual Disable V4 EXV Manual Disable V5 Def Mode Disable P1 FS Confirm 5s P2 FS Delay 180s P3 LP Delay 30s P4 CO Reset Manual P5 HP Reset Auto P6 LP Reset Auto P7 FO Reset Manual P8 RO Reset Manual P9 FS Reset Manual P10 Aux Reset Manual P11 A F Reset Manual P12 CO Co...

Page 31: ...will be shown and exit to settings Menu Same as previous UP DOWN to change value ENTER to go to next digit ESC to exit User is not allowed to set the password to 0000 If new password is accepted this message will be shown and then exit to Settings Menu If new password is 0000 this message will be shown and then exit to Settings Menu The password remains as previous 29 ENTER ENTER Summary Pages Mai...

Page 32: ... to set hour again 6 2 10 DATE SETTING User can set the date for the panel UP or DOWN to change year ENTER to set month or ESC to exit to Timer Menu UP or DOWN to change month ENTER to set day or ESC to set year again UP or DOWN to change day ENTER to confirm or ESC to set month again 30 ENTER ENTER Summary Pages Main Menu Timer Menu ESC ESC ENTER ESC Set Time ENTER ENTER Summary Pages Main Menu T...

Page 33: ...TER to start the settings UP or DOWN to toggle Enable Disable ENTER to confirm or ESC to cancel Before the schedule will carry the effect user need to set ENABLE for TIMER in Timer Menu 31 ENTER ENTER Summary Pages Main Menu Timer Menu ESC ESC ENTER ESC Set Schedule Timer 1 Timer 2 ON OFF ON OFF Sun 0800 1600 _ _ _ _ _ _ _ _ Mon 0800 1600 _ _ _ _ _ _ _ _ Tue 0800 1600 _ _ _ _ _ _ _ _ Wed 0800 1600...

Page 34: ...historty records in Alarm Menu as well Screen saver will be deactivated while all the alarms have not been dissolved If panel ID is set 0 Master panel it can receive and view all the fault alarms from all chillers in the network Ch 0 New Alarm 1 Comp 1 overload 12 00am 01 01 2000 Ch 0 New Alarm 1 Comp 1 overload 01 01 00 12 00am Ch 0 show alarm occurred unit Press any button to stop backlight blin...

Page 35: ...frost Sensor in Display Menu Press ESC to exit to Display Menu 6 2 14 Viewing Compressor Discharge Temperature The Chiller Panel displays compressor discharge temperature for each compressor in Discharge Sensor in Display Menu Press ESC to exit to Display Menu 33 Discharge Sensor Comp 1 36 5 C Defrost Sensor Comp 1 12 8 C ...

Page 36: ...DOWN to select the item ENTER to set or ESC to exit to Settings Menu Press UP or DOWN to toggle the value ENTER to confirm or ESC to cancel 34 6 2 16 Viewing Inverter Chiller ENTER ENTER Summary Pages Main Menu Display Menu ESC GO ENTER ESC Inverter Chiller Press ESC to exit to Display Menu Comp Run Time Comp 1 13579h Clear Run Time Press Enter to Clear Or ESC to exit Backlight Normal Buzzer On Sc...

Page 37: ...nly power OFF and then power ON the panel CMOS is resetting CMOS reset completed Please remove JUMPER and restart the panel 35 Parameter Value Description Normal Turn ON backlight for 30s via key press Always Always ON backlight ON Enable beeping sound when fault alarm occurred OFF Disable beeping sound when fault alarm occurred Enable Show screen saver when timeout Disable No screen save Timeout ...

Page 38: ...efer to 6 2 4 6 Cannot switch to Software limitation Ensure this mode is available in current Model of BOILING mode Chiller please refer to 6 2 4 7 No Manual Defrost Software limitation Ensure current running mode is HEATING item 8 Cannot step inside Software limitation Panel has Refer to symptoms 3 Set Parameter not received all the information from chiller completely 9 7 Days Programmable Softwa...

Page 39: ...nt C F 30 86 20 4 50 122 1 R8 Maximum Heating set point C F 50 122 30 86 90 194 1 R9 Auxiliary heater set point threshold below C F 5 9 0 0 40 72 0 1 below heating set point R10 Auxiliary heater differential C F 2 3 6 0 4 0 7 10 18 0 1 R11 Auto boiler set point threshold below C F 5 9 0 0 40 72 0 1 Heating set point R12 Auto boiler differential C F 2 3 6 0 4 0 7 10 18 0 1 R13 Auto boiler start tim...

Page 40: ...rm reset type Flag 0 0 1 1 0 Manual reset 1 Auto reset manual P10 Auxiliary alarm reset type Flag 1 0 1 1 0 Manual reset 1 Auto reset auto P11 Antifreeze alarm reset type Flag 1 0 1 1 0 Manual reset 1 Auto reset auto P12 Comp overload contact type Flag 0 0 1 1 0 Normally close NC 1 Normally open NO NC P13 High pressure contact type Flag 0 0 1 1 0 Normally close NC 1 Normally open NO NC P14 Low pre...

Page 41: ...dust or moisture compared with R22 make sure to temporarily cover the ends of the tubing prior to installation Compressor oil No additional charge of compressor oil is permitted Refrigerant No other refrigerant other that R410A Tools size of service port is different from R22 system Tools specifically for R410A only must not be used for R22 or other refrigerant i Gauge manifold and charging hose i...

Page 42: ...vered into the system The liquid composition can be different from the vapor composition e Normally the R410A cylinder or can is being equipped with a dip pipe for liquid withdrawal However if the dip pipe is not available invert the cylinder or can so as to withdraw liquid from the valve at the bottom 40 Dip pipe Invert cylinder without dip pipe Liquid withdrawal ...

Page 43: ...Installation M5ACV 030 055 075CR 41 ...

Page 44: ...M5ACV 030CR M5ACV 055CR 075CR 42 ...

Page 45: ...cordance with the national wiring regulation Ensure that the rated voltage of the unit corresponds to that of the name plate before commencing wiring work according to the wiring diagram The unit must be GROUNDED to prevent possible hazards due to installation failure All electrical wiring must not touch the refrigerant piping compressor or any moving parts of the fan motors Confirm that the unit ...

Page 46: ...el and front panel use protective panel as shown in Figure 1 The bolt of the base and channel support can be removed after putting the unit on the fixed location Figure 1 Water Piping and Fitting All water pipe must be insulated to prevent capacity losses and condensation Install a 40 60 mesh strainer to ensure water quality is good Water pipe recommended are black steel pipe and copper pipe Durin...

Page 47: ...ER CHE CK VALVE MAKE UP VALVE BYPAS S VALVE DIFFE R E NT PR E S S UR E TYPE PR E S S UR E GAUGE GATE VALVE GATE VALVE BALANCING VALVE THER MOMETER FLE XIBLE GATE VALVE LOWE R POS ITION FOR DR AINAGE AIR VE NT INS TALL HIGHE S T POS ITION FAN COIL UNIT AIR HANDLING UNIT GATE VALVE THERMOMETER GATE VALVE GATE VALVE BALANCING VALVE STRAINER CHE CK VALVE MAKE UP VALVE BYPAS S VALVE DIFFE R E NT PR E S...

Page 48: ...uch the refrigerant piping compressor pump fan motor or any moving parts of the fan motors Do not operate the chiller with wet hands It would result in electric shock Do not use fuse of different amperage than stated Using wire etc to replace a fuse could cause equipment damage or fire CAUTION Do not allow water to remain in the water pipes if the unit is not operating for a long period Water must...

Page 49: ...gn objects such as fingers sticks etc into the air inlet and outlet Do not spray any chemical agents or flammable agents to the unit It would cause fire or explosion Do not climb or place objects on top of the mini chiller Do not operate the chiller with wet hands It would result in electric shock Do not use fuse of different amperage than stated Using wire etc to replace a fuse could cause equipm...

Page 50: ...ndset 1 Handset location The handset is located on a metal bracket behind the right door panel 2 LED Display microprocessor board The keypad LED will light up when the unit is turned on 3 LCD display contoller handset During normal operations the LCD can display the entering water temperature the leaving water temperature the entering water set point temperature compressor on or off status and out...

Page 51: ...Power Level Overall 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz dBA M5ACV030CR 67 74 69 64 59 56 48 71 M5ACV055CR 71 73 71 66 63 56 55 72 M5ACV075CR 77 75 74 71 67 61 53 76 M5ACV100CR 76 75 72 72 71 67 68 78 M5ACV135CR 80 73 74 76 75 71 66 81 M5ACV210CR 79 81 73 72 69 66 65 78 M5ACV030CR M5ACV055CR M5ACV075CR M5ACV100CR M5ACV135CR M5ACV210CR Microphone position 1m from each side Measuring location for S...

Page 52: ...05 00 32 30 72 70 Water Flow m3 hr Pump Head kPa System Head kPa Available Head Presure kPa 1 89 95 00 38 34 56 66 1 80 96 60 35 40 61 20 1 66 101 00 32 45 68 55 1 44 106 00 28 64 77 36 1 12 111 80 18 51 93 29 Water Flow m3 hr Pump Head kPa System Head kPa Available Head Presure kPa 1 58 240 00 69 64 170 36 1 97 222 64 67 41 155 23 2 28 207 55 67 18 140 37 2 52 194 34 66 91 127 43 2 68 185 28 67 6...

Page 53: ...00 47 32 203 68 Water Flow m 3 hr Pump Head kPa System Head kPa Available Head Presure kPa 5 51 254 55 51 25 203 30 5 89 249 09 57 61 191 48 6 10 244 73 60 38 184 35 6 63 236 36 71 16 165 20 6 68 235 40 72 16 163 24 6 73 234 55 73 29 161 26 6 78 232 73 73 47 159 26 Water Flow m 3 hr Pump Head kPa System Head kPa Available Head Presure kPa 8 22 204 82 107 54 97 28 7 65 214 55 91 34 123 21 7 13 226 ...

Page 54: ... 1 06 20 1 04 1 12 30 1 08 1 18 40 1 135 1 24 GLYCOL LWT deg C 10 20 30 40 5 0 89 0 87 0 77 3 9 0 9 0 876 0 781 1 1 0 925 0 925 0 892 0 796 1 7 0 945 0 938 0 906 0 809 4 4 0 956 0 949 0 918 0 82 7 2 0 965 0 958 0 927 0 829 10 0 962 0 957 0 926 0 828 CAPACITY FACTOR GLYCOL ...

Page 55: ...TH mm in 1010 39 8 1010 39 8 DEPTH mm in 460 18 1 460 18 1 HEIGHT mm in 920 36 2 1551 61 1 WIDTH mm in 1204 47 4 1204 47 4 DEPTH mm in 570 22 4 570 22 4 kg lb 128 282 195 430 dBA 59 62 COOLING l s m3 hr 0 38 1 4 0 7 2 5 HEATING l s m3 hr 0 46 1 7 0 73 2 6 1 2 MAX WATER OPER PRESSURE kPa psi COOLING l s m3 hr 0 38 1 4 0 7 2 5 HEATING l s m3 hr 0 46 1 7 0 73 2 6 INSTALLATION PIPE CONNECITON mm in CO...

Page 56: ...EXPANSION VALVE HEIGHT mm in 1460 57 5 WIDTH mm in 1150 45 3 DEPTH mm in 550 21 7 HEIGHT mm in 1626 64 0 WIDTH mm in 1309 51 5 DEPTH mm in 656 25 8 kg lb 200 440 dBA 65 COOLING l s m3 hr 0 95 3 4 HEATING l s m3 hr 1 03 3 7 PROPELLER DIRECT 2 HORIZONTAL MULTISTAGE END SUCTION MAX WATER OPER PRESSURE kPa psi 1000 145 COOLING l s m3 hr 0 9 3 4 HEATING l s m3 hr 1 0 3 7 INSTALLATION PIPE CONNECITON mm...

Page 57: ...HEIGHT mm in 1452 57 2 1452 57 2 WIDTH mm in 1732 68 2 2032 80 0 DEPTH mm in 1032 40 6 1282 50 5 kg lb 405 893 525 1157 dBA 63 67 COOLING l s m3 hr 1 33 4 8 1 84 6 6 HEATING l s m3 hr 1 40 5 0 1 98 7 1 2 2 MAX WATER OPER PRESSURE kPa psi COOLING l s m3 hr 1 33 4 8 1 84 6 6 HEATING l s m3 hr 1 40 5 0 1 98 7 1 INSTALLATION PIPE CONNECITON mm in COOLING m 17 6 16 8 HEATING m 16 0 14 8 L ft3 SCROLL SC...

Page 58: ... 2093 82 4 DEPTH mm in 1192 46 9 HEIGHT mm in 1975 77 7 WIDTH mm in 2176 85 6 DEPTH mm in 1242 48 9 kg lb 682 1504 dBA 67 COOLING l s m3 hr 2 66 9 6 HEATING l s m3 hr 2 86 10 3 PROPELLER DIRECT 2 HORIZONTAL MULTISTAGE END SUCTION MAX WATER OPER PRESSURE kPa psi 1000 145 COOLING l s m3 hr 2 66 9 6 HEATING l s m3 hr 2 86 10 3 INSTALLATION PIPE CONNECITON mm in 38 1 1 2 COOLING m 22 0 HEATING m 20 0 ...

Page 59: ... INVERTER SCROLL INNER GROOVED COPPER 9 52 3 8 TYPE OIL TYPE TYPE CONDENSER FAN MATERIAL DRIVE DIAMETER TYPE Q TY MODEL MATERIAL MATERIAL MATERIAL ROW FIN PER INCH TYPE INDEX OF PROTECTION IP Q TY CONDENSER FAN MOTOR M5ACV075CR PROPELLER 2 METAL DIRECT mm in 609 6 24 INDUCTION 2 NA AC INVERTER SCROLL POE OIL AMOUNT INVERTER SCROLL cm3 fl oz 2300 77 8 CROSS FINNED TUBES INNER GROOVED COPPER DIAMETE...

Page 60: ...T STAINLESS STEEL HORIZONTAL MULTISTAGE END SUCTION CAST IRON STAINLESS STEEL ELECTRO GALVANIZED MILD STEEL 0 11 0 004 2 14 BRAZED PLATE HEAT EXCHANGER INNER GROOVED COPPER 9 52 3 8 0 28 0 011 CORRUGATED ALUMINIUM INDUCTION 2 CROSS FINNED TUBES POE SCROLL ME56 PROPELLER 2 METAL DIRECT COMPRESSOR 2 TYPE OIL TYPE CONDENSER FAN MOTOR COMPRESSOR 1 MODEL MATERIAL MATERIAL MATERIAL ROW FIN PER INCH TYPE...

Page 61: ...GATED ALUMINIUM THICKNESS mm in 0 11 0 004 FACE AREA m2 ft2 3 07 33 0 2 16 BRAZED PLATE HEAT EXCHANGER STAINLESS STEEL HORIZONTAL MULTISTAGE END SUCTION CAST IRON STAINLESS STEEL ELECTRO GALVANIZED MILD STEEL LIGHT GREY PE775104 OIL AMOUNT OIL AMOUNT OIL AMOUNT BPHE CONDENSER COIL TYPE FIN TUBE TYPE COMPRESSOR 1 MATERIAL COLOUR PUMP TYPE MATERIAL CASING OIL TYPE TYPE Q TY CONDENSER FAN MATERIAL DR...

Page 62: ...SWITCH LOW PRESSURE SWITCH PUMP OLP TYPE TYPE M5ACV075CR NC OPEN Pa psi 4140 600 CLOSE Pa psi 3312 480 NC OPEN Pa psi 124 18 CLOSE Pa psi 193 28 BUILT IN ON BOARD DIFFERENTIAL PRESSURE SWITCH YES ANTI FREEZE PROTECTION SENSOR YES DISCH THERMOSTAT SETTING C F 110 230 OVER PRESSURE RELIEF VALVE YES ANTI FREEZE HEATER ON BPHE YES YES YES MODEL SAFETY DEVICE COMPRESSOR OLP PHASE PROTECTION HIGH PRESSU...

Page 63: ... NC OPEN Pa psi 124 18 CLOSE Pa psi 193 28 BUILT IN ON BOARD DIFFERENTIAL PRESSURE SWITCH YES ANTI FREEZE PROTECTION SENSOR YES DISCH THERMOSTAT SETTING C F 110 230 OVER PRESSURE RELIEF VALVE YES ANTI FREEZE HEATER ON BPHE YES YES YES MODEL SAFETY DEVICE COMPRESSOR OLP PHASE PROTECTION HIGH PRESSURE SWITCH LOW PRESSURE SWITCH PUMP OLP TYPE TYPE ...

Page 64: ...3 19 3 7 69 5 31 26 3 6 42 5 34 19 8 1 32 79 197 0 9 7 8 96 5 20 19 2 8 56 5 30 19 6 7 91 5 37 26 6 6 60 5 39 19 9 1 36 76 199 0 9 8 9 22 5 23 19 3 8 79 5 32 19 7 8 09 5 39 26 7 6 75 5 42 20 0 1 39 76 201 0 9 9 9 45 5 27 19 5 8 97 5 37 19 8 8 33 5 43 26 9 6 98 5 45 20 1 1 43 74 203 0 9 10 9 90 5 31 19 6 9 42 5 40 20 0 8 64 5 46 27 1 7 16 5 48 20 3 1 49 73 206 0 9 4 10 11 5 91 12 5 9 71 6 23 13 2 9...

Page 65: ... 55 8 18 15 0 17 35 8 58 15 7 15 06 9 22 16 9 2 86 250 706 1 2 5 20 39 8 06 14 8 19 72 8 34 15 3 18 63 8 74 16 0 16 54 9 40 17 2 3 08 238 724 1 3 6 21 31 8 21 15 0 20 70 8 48 15 6 19 69 8 90 16 3 17 75 9 57 17 6 3 27 228 739 1 3 7 22 05 8 34 15 3 21 48 8 63 15 8 20 52 9 05 16 6 18 67 9 74 17 9 3 41 220 750 1 3 8 22 61 8 47 15 5 22 06 8 77 16 1 21 13 9 20 16 9 19 33 9 91 18 2 3 51 213 756 1 3 9 22 ...

Page 66: ...0 12 97 26 4 4 40 195 987 1 9 7 29 31 11 33 23 0 28 39 11 76 23 9 27 84 12 00 24 4 24 74 13 46 27 4 4 79 173 1013 1 9 8 29 41 11 46 23 3 28 49 11 88 24 1 28 06 12 49 25 4 24 81 13 57 27 6 4 83 170 1015 2 0 9 30 29 11 63 23 6 29 37 12 08 24 6 28 28 12 74 25 9 25 72 13 87 28 2 4 86 168 1017 2 0 10 30 78 11 78 24 0 29 86 12 24 24 9 28 49 12 93 26 3 26 21 14 07 28 6 4 90 166 1019 2 0 4 35 35 14 06 26 ...

Page 67: ... 20 72 41 5 50 87 21 70 43 4 46 01 23 51 47 1 8 31 245 1232 2 2 5 58 53 20 34 40 7 56 76 20 94 41 9 53 87 21 94 43 9 48 46 23 73 47 5 8 80 234 1259 2 3 6 61 19 20 52 41 1 59 42 21 13 42 3 56 45 22 14 44 3 50 70 23 91 47 9 9 22 225 1282 2 3 7 62 72 20 67 41 4 61 12 21 28 42 6 58 62 22 30 44 6 52 41 24 06 48 2 9 58 216 1301 2 3 8 64 92 20 76 41 6 63 25 21 39 42 8 60 37 22 42 44 9 54 54 24 17 48 4 9 ...

Page 68: ... 9 67 4 51 21 5 10 82 4 50 17 2 1 66 70 215 0 9 50 7 07 4 80 18 4 8 39 4 81 22 9 9 54 4 80 18 4 1 44 77 204 0 9 55 5 28 5 12 19 6 6 50 5 13 24 4 7 66 5 12 19 6 1 12 93 186 0 8 35 15 94 5 10 11 7 16 77 5 07 11 9 17 41 4 98 11 4 2 74 114 272 1 2 40 15 74 5 34 12 2 16 50 5 31 12 5 17 17 5 25 12 0 2 71 116 270 1 2 45 15 34 5 86 13 4 16 12 5 85 13 7 16 82 5 74 13 1 2 64 120 266 1 2 50 13 63 6 05 13 9 1...

Page 69: ...2 24 7 24 14 1 23 68 6 78 13 2 24 80 6 83 13 3 4 00 183 748 1 4 40 21 42 7 78 15 2 22 95 7 31 14 3 24 11 7 38 14 4 3 87 191 749 1 4 45 20 40 8 36 16 3 21 98 7 90 15 4 23 17 7 95 15 5 3 71 201 750 1 4 50 19 18 8 98 17 5 20 78 8 55 16 7 21 98 8 60 16 8 3 50 214 751 1 3 55 17 76 9 63 18 8 19 34 9 26 18 1 20 53 9 28 18 1 3 26 228 752 1 3 WATER AVAIL PUMP PUMP HEAT POWER RUNNING HEAT POWER RUNNING FLOW...

Page 70: ... 29 31 11 40 23 8 31 47 11 47 24 0 5 04 157 1026 2 0 50 24 64 12 01 25 1 26 97 12 18 25 5 29 48 12 31 25 8 4 64 182 1003 1 9 55 22 14 12 78 26 7 24 68 12 96 27 1 27 08 13 15 27 5 4 24 204 974 1 9 35 46 29 13 87 26 7 47 78 14 02 26 8 51 91 14 08 27 1 8 22 97 958 2 1 40 41 03 14 95 28 8 44 50 15 14 28 9 48 51 15 16 29 2 7 65 123 933 2 0 45 39 33 16 04 30 9 41 47 16 25 31 1 44 53 16 36 31 5 7 13 145 ...

Page 71: ... 37 4 64 26 18 48 37 8 67 08 18 72 38 3 10 75 185 1363 2 5 40 58 48 19 79 40 4 62 73 19 93 40 8 65 83 20 12 41 1 10 50 192 1350 2 4 45 57 44 21 59 44 1 61 55 21 80 44 6 64 84 21 93 44 8 10 30 197 1340 2 4 50 56 40 23 76 48 6 60 48 23 87 48 8 64 22 24 06 49 2 10 12 202 1330 2 4 55 55 26 26 12 53 4 59 82 26 37 53 9 63 71 26 64 54 5 10 01 205 1324 2 4 WATER AVAIL PUMP PUMP HEAT POWER RUNNING HEAT POW...

Page 72: ...5 0 15 0 80 6 300 0 79 4 406 5 85 0 70 5 ELECTRICAL CABLE 982 9 882 9 452 0 70 0 50 0 724 9 281 5 8 36 5 WATER OUT A A WA W W TER IN A A 1051 6 10 0 10 0 22 3 22 3 1010 0 81 4 283 3 50 0 147 3 94 2 479 0 789 5 WA W W TER A A INLET WA W W TER A A OUTLET Model M5ACV 055CR All Dimensions are in mm All Dimensions are in mm ...

Page 73: ...5CR 71 741 4 205 8 205 8 15 0 592 4 15 0 553 0 1153 0 1462 4 84 0 210 0 244 0 AIR VENT 749 6 180 0 1019 6 70 6 265 2 510 7 1 1 433 1 70 0 WA W W TER OUT A A WA W W TER IN A A ELECTRICAL CABLE All Dimensions are in mm ...

Page 74: ...I J K L M M5ACV100CR 100 265 385 60 200 170 M5ACV135CR 10 265 385 60 200 170 All Dimensions are in mm 1192 2 98 7 0 6 5 2 0 4 7 1 5 4 0 5 0 8 2 1 5 4 2 6 0 8 3 0 0 7 1199 2 1992 5 50 0 50 0 30 0 0 0 0 1 3 6 8 7 1 3 3 8 6 1 2092 5 1998 4 WATER INLET WATER OUTLET SEE DETAIL A DETAIL A All Dimensions are in mm A C D L L G K M I J B WATER OUTLET WATER INLET H F E ...

Page 75: ...D INPUT POWER W 135 270 RATED RUNNING CURRENT A 0 6 1 3 MOTOR OUTPUT W 6 6 E F POWER SOURCE V Ph Hz 220 240 1 50 380 415 3 50 CAPACITOR m F NA NA RATED INPUT POWER COOLING W 4945 6630 RATED INPUT POWER HEATING W 4077 5130 RATED RUNNING CURRENT COOLING A 18 3 13 5 RATED RUNNING CURRENT HEATING A 15 7 11 4 LOCKED ROTOR AMP A NA NA F F POWER SOURCE V Ph Hz 220 240 1 50 380 415 3 50 RATED INPUT POWER ...

Page 76: ...21 9 25 9 RATED RUNNING CURRENT HEATING A 21 3 27 0 LOCKED ROTOR AMP A 67 111 F F POWER SOURCE V Ph Hz RATED INPUT POWER COOLING W 1013 882 RATED INPUT POWER HEATING W 1026 907 RATED RUNNING CURRENT COOLING A 2 0 2 0 RATED RUNNING CURRENT HEATING A 2 0 2 0 WATER PUMP 380 415 3 50 MODEL INSULATION GRADE INSULATION GRADE 220 240 1 50 380 415 3 50 POLES INSULATION GRADE CONDENSER FAN MOTOR COMPRESSOR...

Page 77: ...NING CURRENT COOLING A 38 7 RATED RUNNING CURRENT HEATING A 38 7 LOCKED ROTOR AMP A 118 F POWER SOURCE V Ph Hz 380 415 3 50 RATED INPUT POWER COOLING W 1300 RATED INPUT POWER HEATING W 1300 RATED RUNNING CURRENT COOLING A 2 3 RATED RUNNING CURRENT HEATING A 2 3 MODEL INSULATION GRADE INSULATION GRADE CONDENSER FAN MOTOR POLES INSULATION GRADE COMPRESSOR WATER PUMP 1 ALL SPECIFICATIONS ARE SUBJECTE...

Page 78: ...Wiring Diagrams PA R T NO 50 13 9 026086 Model M5ACV 030CR 76 ...

Page 79: ...77 Model M5ACV 055CR ...

Page 80: ...Model M5ACV 075CR PA R T NO 50 13 4 083602 78 ...

Page 81: ... F C F u 5 2 1 2 1 2 2 V W 4 1 V W 4 H P B H U A N 2 V W 4 N 1 V W 4 1 1 F 2 1 F N 2 2 F 1 2 F N N H U A L I O B 1 H C C 2 H C C 3 H C C H P B CAPACITOR BOARD R E W O P D R A O B DC2 DC1 DC JP DC DC2 DC1 DC 1 V E 2 V E D C L Y A L P S I D YELLOW GREEN RED WHITE BLACK E P U V W P C N I C D R E W O P P J T U O C D E P U F 1 M W P D R A O B M P I R 4 0 4 8 2 0 M P I 1 R E W O P W V U N P C 4WV1 4WV2 ...

Page 82: ...V W 4 H _ P B 1 M F 2 M F 2 F C 8 1 uF 1 F C 8 1 uF P M O C D C L Y A L P S I D L E N A P 2 V E 1 V E BR 3P T S R PFC 1 2 1 2 EST 3 L 2 L 1 L 1 T 2 T 3 T 1 A 2 A 1 2 N A F 2 2 N A F 2 1 N A F 1 1 N A F 4WV1 4WV2 BP_H JP13 CC_H1 BOILER AU_H E S A H P _ R E S A H P JDC PUMP CP1 CP2 R_PHASE EV 2 EV 1 RDBL BR OR BL BL 1 P J 4 1 P J 8 K J T S R J JP_POWER1 L1 FL2 FL1 3 P J E P T S R N 9 P J 1 1 P J 0 2...

Page 83: ...heck and cleaning of air intake through the coil surface only These can be done monthly or quarterly depending on the surrounding where the units are installed When the surrounding is very oily or dusty then the coils must be regularly cleaned by a qualified air conditioner service technician to ensure sufficient cooling capacity and efficient unit operation The normal life span might be shortened...

Page 84: ... OFF OFF OFF OFF OV UN Voltage Comp High Voltage 490V 460V Auto OFF OFF OFF OFF OFF OV UN Voltage Comp Low Voltage 310V 340V Auto OFF OFF OFF OFF OFF Pump Overload Pump OLP closed Auto OFF OFF OFF OFF OFF IPM Error IPM over current or overheat Auto OFF OFF Comp 1 Overload Comp 1 overload Auto OFF OFF Comp 1 Discharge Overheat Comp 1 discharge overheat Auto OFF OFF High Pressure 1 System 1 high pre...

Page 85: ...e normal Incorrect Input power supply Is Power board DC IN voltage normal Incorrect DC rectifier circuit To check rectify Is JP power DC OUT output normal Main board faulty Main board or IPM short circuit To rectify To replace No Is connection between main board and IPM normal Power board components faulty Yes No Yes No No Yes No To replace To replace Power board 83 ...

Page 86: ...o replace fuse No Main board faulty No Yes Yes To replace Main board Yes Other functions normal but compressor not functioning Incorrect operating condition Is fuse in DC loop ok To check rectify Yes Is IPM ok IPM faulty Is compressor ok Compressor failure To replace IPM To replace compressor No Fuse blown No No Yes To replace fuse Faulty fuse should be replaced after the confirmation of IPM compr...

Page 87: ...ror persists To check rectify Main board faulty Yes To replace Main board Short JK4 on main board No Over voltage protection OV UN Voltage Power supply failure Is Power supply 460VAC To rectify Power board faulty Yes To replace Power board Is Power supply 490VAC No Yes 85 ...

Page 88: ...AC To rectify Power board faulty Yes To replace Power board Is Power supply 310VAC No Yes No Pump overload Main board faulty Remove JK8 97 98 is it still conducting To replace Main board Pump overload Yes To rectify Is voltage of 97 98 on heat relay VDC 0 V Yes No JK8 on main board 86 ...

Page 89: ...eck current is it ok Yes No Phase missing Incorrect incoming supply Is voltage between R S T 415VAC 20 To check rectify No Is J RST on Main board 415VAC 20 Main board faulty Disconnect power remove J RST is voltage of socket 415VAC 20 Main board faulty To replace Main board To replace Main board Yes EMI filter faulty Yes Yes No To check replace EMI filter 87 ...

Page 90: ...k Compressor faulty Is IPM Error persists Normal To check rectify Heat sink condition improper Main board faulty or wrong signal To rectify No Is IPM temperature 100 C Heat compound dried out Yes No Yes No Yes No Yes To rectify replace To replace and re apply Is heat compound dried out IPM faulty No To replace IPM Yes ...

Page 91: ...system for low pressure To replace System low pressure To rectify Is low pressure switch ok Yes Yes No Variable drive high pressure High pressure 1 High pressure switch faulty Check the Air Cond system for high pressure To replace System high pressure To rectify Is high pressure switch ok Yes Yes ...

Page 92: ...ectify No Yes Yes Yes Yes No Fixed compressor over current Comp 2 overload Compressor faulty Check on compressor winding resistance is it to spec To replace compressor Yes Check on compressor insulation is it ok Compressor shorted Is supply voltage ok Supply voltage failure To replace compressor To rectify No No Yes Check current reading on handset against actual reading is it very big different N...

Page 93: ... 26 ASSY TERMINAL BOX MAIN R50 04 4 082101 9 PANEL RIGHT R01 01 4 079475 27 COVER CONTROL BOX R01 01 4 082098 10 COIL GUARD BACK R01 02 4 058986 28 PANEL COVER REACTOR R01 01 4 081033 11 COIL GUARD LEFT R01 02 4 058985 29 REACTOR 12 ASSY FAN MOTOR MORRILL R50 03 9 019117 30 SCREW PTT SUS M4x12mm R07 01 9 010836 13 COMP ASSY ANV33FKBMT R50 04 9 024773 31 SCREW JD COATING PTS M5 x 16 R07 01 9 010843...

Page 94: ...ATOR BODY 34 PANEL COVER REACTOR R01 01 4 081033 11 SUPPORT ACCU LQD RECEIVER R01 01 4 059624 35 BUSH RUBBER R11 01 4 001876 12 ASSY BPHE R50 02 4 079933 36 REACTOR 13 LIQUID RECEIVER R02 11 9 020906 37 WASHER SPRING R07 04 4 002246 14 SUPPORT TUBE R01 01 4 063180 38 SPACER R01 02 9 024769 15 ASSY PUMP BASE R50 01 4 065859 39 RUBBER GROMMET R11 04 4 024768 16 WATER PUMP CH2 30 R04 13 9 021184 40 B...

Page 95: ... 4 081033 13 CLIP FILTER DRIER R01 01 4 071226 39 ASSY TERMINAL BOX MAIN R50 04 4 083597 14 ASSY PUMP BASE R50 01 4 082718 40 COVER TERMINAL BOX R01 01 4 078654 15 PLATE PUMP SUPPORT R01 01 4 078637 41 SCREW M4x12 R07 01 9 010836 16 WATER PUMP CH4 40 AUUE R04 13 9 021185 42 SCREW M5x16 R07 01 9 010839 17 EXPANSION TANK 5L R05 01 9 018923 43 SCREW 5x16 R07 01 9 010843 18 CLAMP EXPANSION TANK R01 01...

Page 96: ... R02 16 4 034987 37 PLATE PARTITION R01 01 4 056603 12 COMP ASSY INVERTER R50 04 9 024220 38 DOOR PANEL LEFT R50 01 4 056078 13 BRACKET BPHE R01 01 4 077865 39 DOOR PANEL RIGHT R50 01 4 074752 14 CLIP FILTER DRIER R01 01 4 054752 40 FRONT PANEL MAIN R01 01 4 082114 15 ASSY BPHE R02 20 9 024222 41 ASSY PANEL HOOK R50 12 9 016096 16 CLAMP BPHE R01 01 4 077866 42 SCREW PTT SUS M4X12 R07 01 9 010836 1...

Page 97: ...4 055743 13 ASSY BPHE R50 02 4 079159 40 COIL GUARD LEFT RIGHT R01 02 4 055746 14 CLAMP BPHE R01 01 4 079131 41 ASSY PANEL HOOK R50 12 9 016096 15 FILTER DRIER R02 16 4 034987 42 PVC TRUNKING R12 02 4 057612 16 CLIP FILTER DRIER R01 01 4 054752 43 PVC TRUNKING 17 INS ACCUMULATOR BODY 44 SCREW PTT SUS M4X12 R07 01 9 010836 18 INS LIQUID RECEIVER BODY 45 SCREW JD COATING P T R07 01 9 010839 19 SUPPO...

Page 98: ...2 11 9 028389 43 SUPPORT WIRE BOARD R01 01 4 087979 15 INS ACCUMULATOR BODY R06 01 4 056067 44 PVC TRUNKING 33 0 x 45 0 x 808 0 R12 02 4 087981 16 INS LIQUID RECEIVER BODY R06 01 4 088638 45 PVC TRUNKING 33 0 x 45 0 x 710 0 R12 02 4 057612 17 OIL SEPERATOR R02 11 9 028561 46 PVC TRUNKING 33 0 x 45 0 x 860 0 R12 02 4 087980 18 PANEL SUPPORT FILTER DRIER R01 01 4 084043 47 SCREW PTT SUS M4x12 R07 01...

Page 99: ...1 800 432 1342 www mcquay com Products manufactured in an ISO certified facility This document contains the most current product information as of this printing For the most up to date product information please go to www mcquay com ...

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