SMC Networks HRS012-A*-10-* Service Manual Download Page 199

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HRX-MM-N007

Chapter 4 Service Procedure

HRS Series

4.5 Replacement Procedure

4-63

Fig. 4.5-47 Removal of valve for automatic water fill



Mounting

Mount the valve for automatic water fill.

Mount the cable connector of valve to the main board.

Fig. 4.5-48 Mount the connector of valve for automatic water fill

Mount the hose.

Reoval of hose

Removal of connector

Removal of valve for

automatic water-fill

Valve for
automatic
water fill

Connector

Hose
clamp

Hose

Screw

Main

board

Red

Black

Summary of Contents for HRS012-A-10-

Page 1: ...oled refrigerated type Water cooled refrigerated type HRS012 A 10 HRS012 W 10 HRS018 A 10 HRS018 W 10 HRS012 A 20 HRS012 W 20 HRS018 A 20 HRS018 W 20 HRS024 A 20 HRS024 W 20 HRS030 A 20 HRS030 W 20 Ke...

Page 2: ...exclusive facility are required for maintenance service and or repair of the refrigerant circuit Maintenance and repair of the refrigerant circuit must be performed by a specialized operator The conte...

Page 3: ...arts 2 3 Chapter 3 Alarm Indication and Troubleshooting 3 1 3 1 Alarm Display 3 1 3 2 Error Type and Alarm Set Value 3 2 3 2 1 How to reset alarm 3 4 3 3 Troubleshooting 3 5 3 3 1 How to use the flow...

Page 4: ...r failure 3 103 AL26 Compressor discharge pressure sensor failure 3 105 AL27 Compressor intake pressure sensor failure 3 107 AL28 Maintenance of pump 3 109 AL29 Maintenance of fan motor For air cooled...

Page 5: ...hanical seal set 4 23 4 5 6 Replacement of fan 4 27 4 5 7 Replacement of level switch 4 30 4 5 8 Replacement of pressure sensor 4 32 4 5 9 Replacement of dustproof filter 4 33 4 5 10 Replacement of fr...

Page 6: ...Fuse 5 8 5 3 9 Power switch 5 9 5 3 10 Inlet socket 5 9 5 3 11 Pump 5 10 5 3 12 Fan 5 10 5 3 13 Tank 5 11 5 3 14 Tank lid 5 11 5 3 15 Valve for automatic water fill 5 12 Chapter 6 Documents 6 1 6 1 S...

Page 7: ...onent needs to be replaced or repaired contact a specific vendor for parts and service The operate s maintence personnel and other people working nearby the unit should read and understand the safety...

Page 8: ...are in order according to seriousness DANGER WARNING CAUTION 1 3 2 Definition of Serious injury and Light injury Serious injury The injury that gives aftereffects including loss of eyesight burnt ele...

Page 9: ...bol stands for a possible risk of hot surface and burns The product has surfaces that can reach high temperatures during operation Even after the power is turned off there can still be residual heat i...

Page 10: ...ons 1 3 Hazards HRS Series 1 4 1 3 4 Locations of hazard labels There are various warning labels on the product to show the potential hazards Fig 1 3 1 Warning label position For air cooled type Fig 1...

Page 11: ...2 P 2015 T 3 Q 1 5 Safety Measures 1 5 1 Safety instructions for use Read and understand this manual carefully before using the product Before starting maintenance of the product be sure to lock out a...

Page 12: ...sposal of product The disposal of the product must be handled by a specialized industrial waste disposal agency in accordance with local laws and regulations 1 7 Material Safety Data Sheet MSDS If the...

Page 13: ...HRX MM N007 Chapter 2 Name of Parts HRS Series 2 1 Appearance 2 1 Chapter 2 Name of Parts 2 1 Appearance Fig 2 1 1 Name of Parts HRS012 018 024...

Page 14: ...g fluid return port Rc1 2 Circulating fluid outlet port Rc1 2 Model no label Facility water outlet Rc3 8 For water cooled type Optuon B Earth leakage breaker Drain port Rc1 4 Option T High pressure pu...

Page 15: ...upply Fan For air cooled type Pump Pressure sensor Communication board Main board Power board Tank lid Tank Inlet socket Power supply switch Level switch Temperature sensor Display board Temperature s...

Page 16: ...HRX MM N007 Chapter 2 Name of Parts 2 2 Component Parts HRS Series 2 4...

Page 17: ...ils The thermo chiller has two types of operation depending on the alarm status One alarm type will stop operation when an alarm is generated during operation The other type will not stop operation ev...

Page 18: ...the circulating fluid flows Check the circulating fluid in the evaporator is not frozen Use a 15 ethylene glycol aqueous solution if operating with a set temperature lower than 10 o C AL12 Low super h...

Page 19: ...er leakage Stop 1 Check if the leakage sensor is connected Leakage occurred Check the leakage point AL34 Electric resistivity conductivity rise Continued Electrical resistivity conductivity is larger...

Page 20: ...minating the cause of the alarm 1 Ensure that the alarm display screen is displayed Alarm can only be reset on this screen 2 Press and keys down simultaneously 3 The alarm is reset The ALARM lamp goes...

Page 21: ...or troubleshooting No items are to be skipped unless otherwise specified Example 3 See Chapter 4 Service Procedure for actual replacement of units Check replacement or repair item Page number in which...

Page 22: ...ue Icon Content The number shows torque Removable panels Table 3 6 Panel Icon Icon Content Removable panels The panels that can be removed for part check are shaded in the illustration See section 3 3...

Page 23: ...of the panel Removal 1 Remove the upper panel Screw 2 2 Remove the side panel Screw each right and left 6 Fig 3 3 1 Removal of panels 2 Left side panel 1 Upper panel Be sure to wear protective footwea...

Page 24: ...N007 Chapter 3 Alarm Indication and Troubleshooting 3 3 Troubleshooting HRS Series 3 8 Fig 3 3 2 Removal of panels Mounting Panel attachment is performed in inverse order of its removal 2 Right side...

Page 25: ...leakage inside the unit Does the unit have a high pressure pump Is there fluid leakage from the mechanical seal Is there circulating fluid leakage outside the unit Repair the leaking part and add cir...

Page 26: ...2 Check conditions of the float and contact point Remove the connectors CN9 Move the float of the level switch inside the tank Check that it is electrically conducted between the pin numbers 2 and 13...

Page 27: ...rove the environment for installation space Connect a by pass piping Replace the pump See section 4 5 3 Replacement of pump For standard pump and section 4 5 4 Replacement of high pressure pump Normal...

Page 28: ...29 for replacement See document No HRX MM S029 for replacement Refrigerant circuit pressure sensor for low pressure which is a part of the refrigerant circuit needs to be replaced Only a specialized o...

Page 29: ...f filter on the front side of the Thermo Chiller or the fin of the air cooled condenser inside is contaminated 5 Check the circulating fluid temperature sensor PT1 Two circulating fluid temperature se...

Page 30: ...the fluid return port with a valve mounted to the outlet port with a shorter piping to make it possible to operate the system at flow rate of circulating fluid at 7 L min For Option T adjust the flow...

Page 31: ...the pressure shown for Ph Refrigerant circuit pressure on the high pressure side in the Check Monitor Menu of the Thermo Chiller 3 If the measured point is lower than the values shown in the graph in...

Page 32: ...main board being inserted Refrigerant circuit pressure sensor for high pressure Contact the positive probe to the pin number 22 and contact the negative probe to the pin number 10 of the CN4 connecto...

Page 33: ...e pressure sensor is operating correctly 0 00 0 25 0 50 0 75 1 00 1 25 1 50 1 75 2 00 2 25 0 10 20 30 40 50 MPa 15 Check the display of the refrigerant circuit pressure sensor for low pressure Compare...

Page 34: ...d 3 Contact the positive probe to the pin number 11 and contact the negative probe to the pin number 10 of the CN4 connector 4 Check that the voltage between the pin number 11 and the pin number 10 is...

Page 35: ...erted 3 Contact the positive probe to the pin number 23 and contact the negative probe to the pin number 12 of the CN4 connector 4 Check that the voltage between the pin number 23 and the pin number 1...

Page 36: ...Normal Error 4 Is water cooled condenser contaminated 5 Is external load out of the specification range Y This system cannot be used Supply clean facility water High circulating fluid discharge temp...

Page 37: ...e alarm goes off again when the chiller is restarted With leakage Repair the refrigerant circuit Only a specialized operator is allowed to handle the refrigerant circuit Please contact SMC or distribu...

Page 38: ...e external load is being applied to the Thermo Chiller or the circulating fluid temperature is being decreased 4 Water cooled condenser is contaminated Contamination given to the water cooled condense...

Page 39: ...a flow meter and check the flow rate of the circulating fluid 9 Check the pump performance Install a flow meter Refer to the Pump capacity graph shown in the catalogue and check that the pump capacit...

Page 40: ...e cooling capacity To check for refrigerant leakage it is necessary to make the refrigerant circuit temperature same as the ambient temperature Remove the facility water piping stop the Thermo Chiller...

Page 41: ...main board being inserted Refrigerant circuit pressure sensor for high pressure Contact the positive probe to the pin number 22 and contact the negative probe to the pin number 10 of the CN4 connector...

Page 42: ...pressure sensor is operating correctly 0 00 0 25 0 50 0 75 1 00 1 25 1 50 1 75 2 00 2 25 0 10 20 30 40 50 MPa 16 Check the display of the refrigerant circuit pressure sensor for low pressure Compare...

Page 43: ...3 Contact the positive probe to the pin number 11 and contact the negative probe to the pin number 10 of the CN4 connector 4 Check that the voltage between the pin number 11 and the pin number 10 is...

Page 44: ...erted 3 Contact the positive probe to the pin number 23 and contact the negative probe to the pin number 12 of the CN4 connector 4 Check that the voltage between the pin number 23 and the pin number 1...

Page 45: ...izing Function Refer to Setting of temperature alarm monitoring method and alarm generation timing shown in Operation Manual 1 Check the external piping Error Normal See AL02 High circulating fluid di...

Page 46: ...discharge temp sensor failure 2 Check the circulating fluid temperature sensor PT1 3 Check the circulating fluid temperature sensor PT1 after it is replaced 4 Is the flow rate of the circulating fluid...

Page 47: ...outlet temperature and t2 Circulating fluid return temperature in the Check Monitor Menu If the temperature is within the range of t1 t2 2 o C operation of the circulating fluid temperature sensor PT1...

Page 48: ...used High circulating fluid return temp AL05 AL23 is being generated Y N 4 Check the circulating fluid temperature sensor PT2 5 Check the circulating fluid temperature sensor PT2 after it is replaced...

Page 49: ...ure sensors are used one is for the outlet port PT1 and the other is for the return port PT2 Compare the temperatures sensed by the temperature sensors under the conditions shown below to judge if the...

Page 50: ...troubleshooting that is corresponding to the alarm number that is being generated Refer to the section AL25 Circulating fluid discharge pressure sensor failure 1 Check the external piping Error Remov...

Page 51: ...arge pressure P1 on the operation panel and gradually close the valve while the Thermo Chiller is operating Check that AL06 High circulating fluid discharge pressure is generated when the circulating...

Page 52: ...nsor failure goes off when the connector PS1 of the circulating fluid pressure sensor for discharge is pulled out 5 Check the circulating fluid pressure sensor after it is replaced Replace the circula...

Page 53: ...lycol aqueous solution 15 Y Replace the circulating fluid with new fluid N Supply the correct power 2 Check the pump rotation manually Y N Error Normal 3 Check the pump performance 6 Check the power b...

Page 54: ...0 20 10 100V spec Single phase 100 VAC 50 60Hz 115 VAC 60Hz 20 200V spec Single phase 200 VAC to 230 VAC 50 60 Hz 2 Check the pump rotation manually Check if the impeller of the high pressure pump has...

Page 55: ...key and MENU key simultaneously to check the pump performance Based on the measurement results of the flow meter and the pressure gauge installed check if the pump performance satisfies the values sh...

Page 56: ...sible to measure 24 VDC Contact the negative side probe to the connector pin number 6 on the cable side of the CN1 that has been removed and contact the positive side probe to the pin number 8 Check t...

Page 57: ...e pump performance Compare the circulating fluid discharge pressure of the Thermo Chiller with the value measured by the pressure gauge in the following procedure 1 Display the circulating fluid disch...

Page 58: ...s the value has been changed from the default Y 1 Check the external piping Is the set alarm value is close to the external piping Remove any causes of the problems Review the set alarm value N Normal...

Page 59: ...xchanger evaporator due to contamination contained in the circulating fluid adheres to the heat exchanger Operate the Thermo Chiller as a single unit Install a pressure gauge measurable range approx 0...

Page 60: ...nsor failure goes off when the connector PS1 of the circulating fluid pressure sensor for discharge is pulled out 4 Check the circulating fluid pressure sensor after it is replaced Replace the circula...

Page 61: ...nged from the default setting Y 1 Check the external piping Remove any causes of the problems N Normal Error Circulating fluid discharge pressure drop AL09 Refer to section AL07 Pump operation failure...

Page 62: ...ion range This system cannot be used Y 3 Is flow rate of the circulating fluid less than 5 L min 4 Check the pump performance Y Connect a by pass piping N 5 Check the compressor intake temp sensor 6 C...

Page 63: ...acity is suitable for the circulating fluid outlet pressure and the circulating fluid flow rate 5 Check the compressor intake temp sensor Check for any difference between the actual compressor intake...

Page 64: ...iller This system cannot be used Y N Refer to section AL04 Circulating fluid discharge temp drop Refer to section AL24 Compressor intake temp 6 Is the circulating fluid contaminated Y N Replace the pu...

Page 65: ...ke temperature sensor with a new one See document No HRX MM Q016 for replacement instructions After replacing check that all the check items shown in 4 Check the compressor intake temperature sensor a...

Page 66: ...g fluid return temperature 5 o C e g Normal t2 21 5 t3 23 8 Abnormal t2 21 5 t3 15 5 7 After stopping power supply check for the same alarm goes off again when the chiller is re started After stopping...

Page 67: ...10 Check the analogue output of the the pressure sensor for low pressure in the refrigerant circuit 8 Check the display of the pressure sensor for low pressure in the refrigerant circuit Error Error...

Page 68: ...te the Thermo Chiller 3 Check the temperature shown for t2 Circulating fluid return temperature and t3 Compressor inlet temperature in the Check Monitor Menu 4 Displayed temperature will be as shown b...

Page 69: ...nitor Menu 3 If the pressure value shown by each sensor is 0 1 MPa Ph PL 0 1 it means that the pressure sensors are operating correctly 7 Check for an input to the pressure sensor in the refrigerant c...

Page 70: ...ure side value in the Check Monitor Menu 4 Check if the value at the cross point of the ambient temperature and the PL Refrigerant circuit pressure on the low pressure side value is within the range t...

Page 71: ...erted 3 Contact the positive probe to the pin number 23 and contact the negative probe to the pin number 12 of the CN4 connector 4 Check that the voltage between the pin number 23 and the pin number 1...

Page 72: ...11 After stopping the power supply does the same alarm go off again when the chiller is restarted N Please contact SMC or a distributor Electronic expansion valve which is a part of the refrigerant c...

Page 73: ...the the pressure sensor for low pressure in the refrigerant circuit 14 Check the display of the pressure sensor for low pressure in the refrigerant circuit Error Error Normal To the previous page Go...

Page 74: ...other equipment close to the Thermo Chiller Hot ventilated air from other equipment enters the Thermo Chiller The Thermo Chiller is operating in an enclosed space e g In a room without ventilation or...

Page 75: ...seconds after starting the product operation which is normal If the power supply voltage is not confirmed at the start operation it is judged not to be normal Power supply voltage to be supplied 10 10...

Page 76: ...stopping power supply by tuning off the power supply switch on the Thermo Chiller check if the same alarm goes off when the Thermo Chiller is restarted 12 Check for an input to the pressure sensor in...

Page 77: ...pressure sensor is operating correctly 0 00 0 25 0 50 0 75 1 00 1 25 1 50 1 75 2 00 2 25 0 10 20 30 40 50 MPa 14 Check the display of the refrigerant circuit pressure sensor for low pressure Compare...

Page 78: ...3 Contact the positive probe to the pin number 11 and contact the negative probe to the pin number 10 of the CN4 connector 4 Check that the voltage between the pin number 11 and the pin number 10 is...

Page 79: ...erted 3 Contact the positive probe to the pin number 23 and contact the negative probe to the pin number 12 of the CN4 connector 4 Check that the voltage between the pin number 23 and the pin number 1...

Page 80: ...Check for the correct piping connections 6 Is flow rate of the circulating fluid less than 5 L min 7 Check the pump performance Y N Connect a by pass piping Normal Error 8 Check the pressure sensor i...

Page 81: ...it Error Error Normal To the previous page Go to step 9 After stopping the power supply the same alarm goes off again when the chiller is restarted Normal See document No HRX MM S029 for replacement R...

Page 82: ...emove the pipings connected to the inlet and outlet of the facility water 2 Remove the upper panel and the right panel 3 Remove the plug of the water cooled condenser and check inside the water cooled...

Page 83: ...stopping power supply by tuning off the power supply switch on the Thermo Chiller check if the same alarm goes off again when the Thermo Chiller is restarted 10 Check for an input to the pressure sens...

Page 84: ...pressure sensor is operating correctly 0 00 0 25 0 50 0 75 1 00 1 25 1 50 1 75 2 00 2 25 0 10 20 30 40 50 MPa 12 Check the display of the refrigerant circuit pressure sensor for low pressure Compare...

Page 85: ...3 Contact the positive probe to the pin number 11 and contact the negative probe to the pin number 10 of the CN4 connector 4 Check that the voltage between the pin number 11 and the pin number 10 is...

Page 86: ...erted 3 Contact the positive probe to the pin number 23 and contact the negative probe to the pin number 12 of the CN4 connector 4 Check that the voltage between the pin number 23 and the pin number 1...

Page 87: ...on AL26 Compressor discharge pressure sensor failure Please contact SMC or a distributor 5 Check the analogue output of the pressure sensor for high pressure in the refrigerant circuit 4 Check the dis...

Page 88: ...eck for refrigerant leakage Refrigerant leakage reduces the cooling capacity To check for refrigerant leakage it is necessary to make the refrigerant circuit temperature same as the ambient temperatur...

Page 89: ...y contacting the probe of the tester directly to the connector external surface with the CN4 connector of the main board being inserted Refrigerant circuit pressure sensor for high pressure Contact th...

Page 90: ...rature inside the Thermo Chiller the same 2 Check the ambient temperature 3 Check the Ph Refrigerant circuit pressure on the high pressure side value in the Check Monitor Menu 4 Check if the value at...

Page 91: ...3 Contact the positive probe to the pin number 11 and contact the negative probe to the pin number 10 of the CN4 connector 4 Check that the voltage between the pin number 11 and the pin number 10 is...

Page 92: ...rmal Are other alarms being generated simultaneously Y N Check the troubleshooting that is corresponding to the alarm number that is being generated Improve the installation environment Y N 3 After st...

Page 93: ...ure side in the Check Monitor Menu 3 If the pressure value shown by each sensor is 0 1 MPa Ph PL 0 1 it means that the pressure sensors are operating correctly 3 After stopping power supply check for...

Page 94: ...perature inside the Thermo Chiller the same 2 Check the ambient temperature 3 Check PL Refrigerant circuit pressure on the low pressure side value in the Check Monitor Menu 4 Check if the value at the...

Page 95: ...rted 3 Contact the positive probe to the pin number 23 and contact the negative probe to the pin number 12 of the CN4 connector 4 Check that the voltage between the pin number 23 and the pin number 12...

Page 96: ...being generated Improve the installation environment Y N 5 After stopping the power supply does the same alarm go off again when the chiller is restarted Please contact SMC or distributor N Y N 2 Is...

Page 97: ...uid outlet pressure and the circulating fluid flow rate 4 Check the pressure sensor in the refrigerant circuit Two pressure sensors one for high pressure and the other for low pressure are used for th...

Page 98: ...by contacting the probe of the tester directly to the connector external surface with the CN4 connector of the main board being inserted Refrigerant circuit pressure sensor for low pressure Contact th...

Page 99: ...perature inside the Thermo Chiller the same 2 Check the ambient temperature 3 Check PL Refrigerant circuit pressure on the low pressure side value in the Check Monitor Menu 4 Check if the value at the...

Page 100: ...rted 3 Contact the positive probe to the pin number 23 and contact the negative probe to the pin number 12 of the CN4 connector 4 Check that the voltage between the pin number 23 and the pin number 12...

Page 101: ...f filter Secure enough maintenance space specified in the Operation Manual Improve the environment of installation space N Are other alarms being generated simultaneously Y N Check the troubleshooting...

Page 102: ...ng Thermo Chiller operation judge if the compressor is operating with the compressor operating noise and the vibration of the compressor When checking vibration use a screwdriver to touch the compress...

Page 103: ...ctor CN1 on the power board Perform settings of the tester to make it possible to measure 24 VDC Contact the negative side probe to the connector pin number 7 on the cable side of the CN1 that has bee...

Page 104: ...rd to which the fan compressor cable is connected Operate the Thermo Chiller by pressing RUN STOP key and check if power supply voltage is supplied to the pins number 2 to number 4 of the CN4 connecto...

Page 105: ...or more after the compressor body temperature has decreased enough Disconnect the connector CN4 of the power board to which the fan compressor cable is connected Check the electricity continuity betwe...

Page 106: ...rror Error Error Error Is facility water temperature higher than 40 o C 6 Is flow rate of the facility water correct 3 Check the facility water system 5 Is facility water contaminated This system cann...

Page 107: ...of the compressor When checking vibration use a screwdriver to touch the compressor body Do not touch the compressor body directly with hand as it becomes hot while it is operating 3 Check the facili...

Page 108: ...water cooled condenser for contamination 8 Check the main board Check that the main board outputs signals Disconnect the connector CN1 on the power board Perform settings of the tester to make it pos...

Page 109: ...rd to which the fan compressor cable is connected Operate the Thermo Chiller by pressing RUN STOP key and check if power supply voltage is supplied to the pins number 2 to number 4 of the CN4 connecto...

Page 110: ...or more after the compressor body temperature has decreased enough Disconnect the connector CN4 of the power board to which the fan compressor cable is connected Check the electricity continuity betw...

Page 111: ...board 1 Check the main board after replacement Replace the main board with a new one See section 4 5 16 Replacement of main board communication board After replacement check if the alarm goes off aga...

Page 112: ...eing generated by changing setting of the AS 15 in the Alarm Setting Menu Refer to the section Alarm Customizing Function in Operation Manual for details AL22 Circulating fluid discharge temp sensor f...

Page 113: ...ghtly pulling the cable 2 AL23 goes off when the cables that are connected to PT1 and PT2 are exchanged and connected Perform checking with the Thermo Chiller not operating Check if AL22 is reset and...

Page 114: ...s outside of 80 to 120 o C range N Y 2 Does AL22 go off when the cables that are connected to PT1 and PT2 are exchanged and connected 1 Check the connection Check for the correct connections Error Nor...

Page 115: ...htly pulling the cable 2 AL22 goes off when the cables that are connected to PT1 and PT2 are exchanged and connected Perform checking with the Thermo Chiller not operating Check if AL23 is reset and A...

Page 116: ...he connection Check for the correct connections Error Normal Error Normal Replace the main board See section 4 5 16 Replacement of main board communication board 1 Check the connection Check the compr...

Page 117: ...f the main board and measure the resistance between the pin number 7 and the pin number 19 to which the compressor intake temperature sensor is connected with a tester 4 Check that the resistance and...

Page 118: ...81 7 154 6 844 6 548 6 267 6 000 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 0 11 0 12 0 13 0 14 0 15 0 16 0 17 0 18 0 19 0 20 0 21 0 22 0 23 0 24 0 25 0 26 0 27 0 28 0 29 0 30 0 31 0 32 0 33 0 34 0 35...

Page 119: ...33 to 1 5 MPa range Circulating fluid discharge pressure sensor failure AL25 1 Check the connection Check for the correct connections Error Normal Error Error 2 Check the input to the circulating flui...

Page 120: ...ith the CN4 connector of the main board being inserted Contact the positive probe to the pin number 21 and contact the negative probe to the pin number 20 of the CN4 connector Normal Pin number 21 Pin...

Page 121: ...26 1 Check the connection Check for the correct connections Error Normal Error Error 2 Check for an input to the pressure sensor in the refrigerant circuit Normal Normal 3 Check the output of the refr...

Page 122: ...he CN4 connector of the main board being inserted Contact the positive probe to the pin number 22 and contact the negative probe to the pin number 10 of the CN4 connector Normal Pin number 22 Pin numb...

Page 123: ...heck the connection Check for the correct connections Error Normal Error Error 2 Check for an input to the pressure sensor used in the refrigerant circuit Normal Normal 3 Check the output of the refri...

Page 124: ...he CN4 connector of the main board being inserted Contact the positive probe to the pin number 24 and contact the negative probe to the pin number 12 of the CN4 connector Normal Pin number 24 Pin numb...

Page 125: ...ating time of the fan motor reaches 20 000 hours This alarm is generated as a note for the recommended replacement timing of the fan motor Refer to Method of resetting accumulated time reset function...

Page 126: ...OFF as default Please refer to the Communication function setting and checking shown in the Operation Manual Contact input 1 signal detection AL31 AL32 Contact input 2 signal detection Detection meth...

Page 127: ...he water leakage sensor 1 Is there fluid on the bottom surface of the water detecting sensor Normal 2 Check the water leakage sensor There is a possibility that liquid temporarily adhered the water le...

Page 128: ...by the electric resistivity sensor or the electric conductivity sensor exceeds the set value This alarm is set to be OFF as default This alarm goes off when the electric resistivity sensor or the ele...

Page 129: ...s default This alarm goes off when the electric resistivity sensor or the electric conductivity sensor that is available as a separately sold accessory is used Part numbers of the separately sold acce...

Page 130: ...re does not go up See section AL04 Circulating fluid discharge temp drop The circulating fluid temperature does not go up The operation panel displays nothing 2 Check the DC power supply 1 Check the c...

Page 131: ...4 VDC is being output from the DC power supply 1 With the DC power supply connector CN2 connected directly contact the probe of the tester with the pins from outside of the connectors 2 Contact the ne...

Page 132: ...STOP key on the operation panel N Y Replace the display board See section 4 5 18 Replacement of display board 1 REMOTE light is ON Check if the REMOTE light on the operation panel is ON If it is ON t...

Page 133: ...not sound Is AS 01 in the alarm setting menu OFF Turn AS 01 ON The alarm buzzer does not sound N Y Replace the display board See section 4 5 18 Replacement of display board Facility water does not fl...

Page 134: ...or automatic water fill 4 Is the orifice of the automatic water fill port clogged Remove causes of the clogging When clogging cannot be removed replace the solenoid valve for automatic water fill See...

Page 135: ...oard connected directly contact the probe of the tester with the pins from outside of the connectors 3 Contact the negative probe to the pin number 1 and contact the positive probe to the pin number 1...

Page 136: ...HRX MM N007 Chapter 3 Alarm Indication and Troubleshooting 3 3 Troubleshooting HRS Series 3 120...

Page 137: ...n of the product While the product is in operation some parts will get hot or cold and a high voltage power supply will be applied so there is a risk of burns or frostbite and electric shock to the op...

Page 138: ...e the tank lid Remove the front panel Screw 3 Pull out the connector from the display board to remove the front panel After removing the tank lid remove the O ring at the side of the fluid inlet with...

Page 139: ...re HRS Series 4 2 Work Procedure 4 3 Fig 4 2 2 Removal of panels Mounting Panel attachment is performed in inverse order of its removal 2 Right side panel 4 Front panel 3 Tank lid 3 Pull out the conne...

Page 140: ...200V type HRS S0066 Pump For HRS030 HRS S0361 High pressure pump For 100V type option T HRS S0265 High pressure pump For 100V type option MT HRS S0266 High pressure pump For 200V type option T For HR...

Page 141: ...used for the drain plug Take care not to damage the O ring 4 Confirm that a sufficient amount of the circulating fluid has been drained from the user s machine and piping and apply air purge from the...

Page 142: ...ve the plug Please refer P4 33 for the procedure of removal Fig 4 2 4 Removal of plug 8 After ensuring that the facility water is completely discharged apply the sealant tape to the plugs which are re...

Page 143: ...same way as procedure 1 to 9 Close the ball valve after discharging the circulating fluid Fig 4 2 6 Drain the circulating fluid and facility water from the product for option T High pressure pump Circ...

Page 144: ...rts running The circulating discharge temperature PV is controlled to the set temperature SV Fig 4 3 1 Starting the product 4 3 2 Stopping the product 1 Press the RUN STOP key on the operation panel T...

Page 145: ...is no leakage from piping There is no drain of circulating fluid from the drain port The circulating fluid pressure is within the specified range The tank level is within the specified range When an A...

Page 146: ...for service Description Icon Content Spanner Wrench Flat size 9mm Flat size 8mm Flat size 10mm Flat size 17mm Flat size 21mm Flat size 24mm Drain pan Height Max 100mm Nippers Pliers Cross recessed scr...

Page 147: ...Necessary Tools and Specifications 4 11 Recommended protective tools Table 4 3 Recommended protective tools Tightening torque Table 4 4 Tightening torque Icon Content The number shows torque Descript...

Page 148: ...he 4 2 1 Removal and the mounting of the panel 3 Remove the connector PT1 from the main board 4 Remove the temperature sensor PT1 Fig 4 5 1 Removal of temperature sensor 4 Temperature sensor Grommet 3...

Page 149: ...st thread Otherwise the liquid gasket will spread to the circulating circuit and cause the product to fail To prevent dust from getting caught in the threads check there is no dust stuck to the thread...

Page 150: ...rculating fluid and facility water 2 Remove the upper panel and the side panel on the left referring the 4 2 1 Removal and the mounting of the panel 3 Remove the connector PT2 from the main board 4 Re...

Page 151: ...rst thread Otherwise the liquid gasket will spread to the circulating circuit and cause the product to fail To prevent dust from getting caught in the threads check there is no dust stuck to the threa...

Page 152: ...panel and the side panel on the right referring the 4 2 1 Removal and the mounting of the panel 3 Remove the support panel Screw 4 4 Remove the connector of the pump cable from the power board For th...

Page 153: ...edure HRS Series 4 5 Replacement Procedure 4 17 Fig 4 5 3 Removal of pump 3 Support panel Screw 7 Clip 7 Fitting B 5 Ground cable Pump cable Grommet Power board 6 Fitting A 4 Removal of connector 8 Bo...

Page 154: ...to two locations Apply grease 4 Connect the ground cable G4 There are two washers inside Hold the ground bable between them to fix it to the pump 5 Put the pump connector through the grommet from the...

Page 155: ...fluid and facility water 2 Remove the upper panel and the side panel on the right referring the 4 2 1 Removal and the mounting of the panel 3 Remove the support panel Screw 4 4 Remove the connector of...

Page 156: ...Description Part number High pressure pump For 200V type option T HRS S0062 High pressure pump For HRS030 option T HRS S0299 High pressure pump For 200V type option MT HRS S0063 High pressure pump Fo...

Page 157: ...ached to the pump 2 pcs 8 Remove the condenser Screw 1 9 Remove the pump Screw 4 Fig 4 5 6 Removal of high pressure pump Mounting 1 Mount the cap and bracket to the condenser and it mount the electric...

Page 158: ...re pump and circulating fluid outlet 4 Connect the ground cable G4 Screw 1 5 Mount cable to the condenser 6 Mount pump cable to the power board For the HRS030 fix the pump cable on the fan motor brack...

Page 159: ...Table 4 11 Part number of service parts Mechanical seal set Description Part number Mechanical seal set For 200V type option T MT HRG S0211 O ring size These service parts include three of O rengs Pl...

Page 160: ...4 Replacement of high pressure pump 2 Before disassembling the pump place a check mark on the body cover and the motor 3 Remove the body Hexagon socket head bolt 3 Place the drain pan under the body a...

Page 161: ...gets stuck and cannot be removed screw two screws of M6 x 50mm or larger into the two thread holes of the impeller to pull out the impeller 5 Remove the mechanical seal O ring and cover all in one Tip...

Page 162: ...n of the spring is determined by the key of the impeller 4 Mount the collar onto the motor shaft Set screw x 2 Tips Fix the set screws with the collar held down 5 Remove the tape on the back of the mo...

Page 163: ...200V type HRS S0067 Fan For HRS030 HRS S0301 Removal 1 Remove the upper panel and the panels on both sides referring the 4 2 1 Removal and the mounting of the panel 2 Remove the fan motor pin from the...

Page 164: ...Replacement Procedure HRS Series 4 28 BK is black BL is blue Fig 4 5 12 Removal of fan 5 Screw 4 Condenser 5 Screw 5 Screw 5 Fan Fanmotor cable 3 Ground wire G5 2 Compressor connector Fanmotor bracket...

Page 165: ...pink cable to the left black cable to the right 3 Insert the fan motor cable to the compressor cable connector Black No 1 Blue No 3 BK is black BL is blue 4 Mount the ground wire G5 Screw 1 For the HR...

Page 166: ...he circulating fluid referring the 4 2 2 Discharge of the circulating fluid and facility water 2 Remove the upper panel and the side panel on the left referring the 4 2 1 Removal and the mounting of t...

Page 167: ...ig 4 5 14 Mount of level switch Tips The marking part of the level switch faces upward 4 Put the level switch cable LS1 2pcs through the grommet Insert the pin to the connector No 2 No 13 Fig 4 5 15 L...

Page 168: ...d HRS S0011 Removal 1 Remove the upper panel and the side panel on the right referring the 4 2 1 Removal and the mounting of the panel 2 Remove the connector of the pressure sensor cable PS1 from the...

Page 169: ...Table 4 16 Part number of service parts Dustproof filter Description Part number Dustproof filter HRS S0001 Removal 1 Pull out the lower part of the side surface of the dustproof filter 2 When the ma...

Page 170: ...fer to 1 4 1 Product label for serial No Removal 1 Remove the upper panel the panels on both sides and the front panel referring the 4 2 1 Removal and the mounting of the panel 2 Remove the display bo...

Page 171: ...anel set the end of the display board to the 2 claws B Pull the display board forward while pushing the 2 claws A out with both thumbs until the claws click Fig 4 5 19 Replacement of Front panel 2 Mou...

Page 172: ...1 Removal and the mounting of the panel 2 Remove the front panel A Screw 4 Fig 4 5 20 Removal of front panel A Mounting 1 Mount the front panel A Screw 4 Tips Mount front panel A aligning with holes a...

Page 173: ...1 Removal and the mounting of the panel 2 Remove the front panel B Screw 4 Fig 4 5 21 Removal of front panel B Mounting 1 Mount the front panel B Screw 4 Tips Mount front panel A aligning with holes a...

Page 174: ...e the circulating fluid referring the 4 2 2 Discharge of the circulating fluid and facility water 2 Remove the upper panel the panels on both sides and the front panel referring the 4 2 1 Removal and...

Page 175: ...the hose B 4 Put the level switch cable LS1 2pcs through the grommet Insert the pin to the connector No 2 No 13 Fig 4 5 24 Location to mount the connector Tips It does not matter which connector LS1 i...

Page 176: ...l HRS S0072 Removal 1 Discharge the circulating fluid referring the 4 2 2 Discharge of the circulating fluid and facility water 2 Remove the upper panel the panels on both sides and the front panel re...

Page 177: ...he level switch cable LS1 2pcs through the grommet Insert the pin to the connector No 2 No 13 Fig 4 5 27 Location to mount the connector Tips It does not matter which connector LS1 is mounted to which...

Page 178: ...et HRS A W Table 4 20 Part number of service parts Inlet socket Description Part number Inlet socket HRS S0021 Removal 1 Remove the upper panel and the side panel on the right referring the 4 2 1 Remo...

Page 179: ...Be careful of the mounting direction Fig 4 5 29 Mounting direction in inlet socket 2 Mount the plate screw 4 3 Insert wiring to terminal A A B B G1 to terminal C LOAD to terminal D Fig 4 5 30 Entry o...

Page 180: ...iption Part number Applicable models Power switch For 10A type HRS S0020 For 200V type Except high pressure pump Power switch For 15A type HRS S0070 For 100V type For high pressure pump 200V type Remo...

Page 181: ...careful of the mounting direction Fig 4 5 32 Mounting direction in power switch 2 Mount the plate screw 4 3 Insert wiring to terminal A A B B G1 to terminal C LOAD to terminal D Fig 4 5 33 Entry of co...

Page 182: ...mber of service parts DC power supply Description Part number DC power supply HRS S0016 Removal 1 Remove the upper panel the side panel on the right and the front panel referring the 4 2 1 Removal and...

Page 183: ...rocedure HRS Series 4 5 Replacement Procedure 4 47 Mounting 1 Mount the DC power supply Spacer 4 2 Mount the connector 2 locations 3 Mount the upper panel the side panel on the right and the front pan...

Page 184: ...T HRS S0040 HRS012 W 20 HRS S0041 HRS012 W 20 T HRS S0042 HRS012 W 20 MT HRS S0043 HRS018 A 20 HRS S0081 HRS018 A 20 G HRS S0044 HRS018 A 20 T HRS S0082 HRS018 A 20 GT HRS S0045 HRS018 A 20 MT HRS S00...

Page 185: ...of main board communication board Mounting 1 Insert the main board to the communication board 2 Mount the main board and communication board Spacer 6 3 Mount the screw of communication board 2 locati...

Page 186: ...HRS A W Table 4 24 Part number of service parts Power board Description Part number Power board HRS S0019 Removal 1 Remove the upper panel and the side panel on the right referring the 4 2 1 Removal a...

Page 187: ...e Procedure HRS Series 4 5 Replacement Procedure 4 51 Mounting 1 Mount the power board screw 2 2 Mount the connector of power board 5 locations 3 Mount the upper panel and the side panel on the right...

Page 188: ...to 1 4 1 Product label for serial No Removal 1 Remove the upper panel the panels on both sides and the front panel referring the 4 2 1 Removal and the mounting of the panel 2 Remove the display board...

Page 189: ...panel set the end of the display board to the 2 claws B Pull the display board forward while pushing the 2 claws A out with both thumbs until the claws click Fig 4 5 38 Mount the display board 2 Mount...

Page 190: ...the 4 2 1 Removal and the mounting of the panel 2 Remove the display board Screw 2 Fig 4 5 39 Removal of display board Mounting 1 Mount the display board Screw 4 Tips Mount the display board using th...

Page 191: ...of the circulating fluid and facility water 2 Remove the upper panel and the side panel on the left referring the 4 2 1 Removal and the mounting of the panel 3 Remove the hose clamp and remove the hos...

Page 192: ...on the tank side 2 locations 4 Remove the tank 5 Remove the hose clamp on the heat exchanger side and remove the hose Fig 4 5 41 Removal of plastic hose Between tank heat exchanger Mounting Between ta...

Page 193: ...en the pump and tank Fig 4 5 42 Removal of plastic hose Between pump circulating fluid outlet Mounting Between pump circulating fluid outlet 1 Mount the hose using the hose clamp 2 Hold the hose with...

Page 194: ...e tie which fixes the hose between the pump and circulating fluid outlet port Fig 4 5 43 Removal of plastic hose Between tank pump Mounting Between tank pump 1 Mount the hose using the hose clamp 2 Ho...

Page 195: ...on the tank side 2 locations 4 Remove the tank 5 Remove the hose clamp on the heat exchanger side and remove the hose Fig 4 5 44 Removal of plastic hose Between tank heat exchanger Mounting Between ta...

Page 196: ...fixed on the electrical panel Fig 4 5 45 Removal of plastic hose Between pump circulating fluid outlet Mounting Between pump circulating fluid outlet 1 Mount the hose fitting to the hose bracket 2 Mou...

Page 197: ...ement of fuse HRS A W Table 4 27 Part number of service parts Fuse Description Part number Fuse HRS S0024 Removal 1 Remove the upper panel and the side panel on the right referring the 4 2 1 Removal a...

Page 198: ...rt number of service parts Valve for automatic water fill Description Part number Valve for automatic water fill HRS S0071 Removal 1 Remove the upper panel and the side panel on the right referring th...

Page 199: ...Mount the valve for automatic water fill 2 Mount the cable connector of valve to the main board Fig 4 5 48 Mount the connector of valve for automatic water fill 3 Mount the hose 3 Reoval of hose 2 Rem...

Page 200: ...HRX MM N007 Chapter 4 Service Procedure 4 5 Replacement Procedure HRS Series 4 64...

Page 201: ...1 Numbering system chart Fig 5 1 1 Numbering system chart 10 A 012 012 HRS Cooling capacity Cooling method Piping thread type Power supply Null F N Rc G PT G conversion fitting is included NPT PT NPT...

Page 202: ...eries common part 5 6 Level switch HRS S0014 HRS series common part 5 6 DC power supply HRS S0016 HRS series common part 5 7 Display board HRS S0520 HRS series common part From production in March 201...

Page 203: ...d Note1 HRS S0033 to S0054 S0078 to S0086 S0282 to S0295 The model number is set according to the model Refer page 4 41 for detail 5 8 HRS S0134 HRS series common part Valve for automatic water fill H...

Page 204: ...el Table 5 3 Part number of service parts Panel Description Part number Apper panel HRS S0002 Right side panel HRS S0003 Right side panel For option G HRS030 HRS S0075 Left side panel HRS S0004 Left s...

Page 205: ...cription Part number Temperature sensor HRS S0007 5 3 4 Hose Fig 5 3 4 Hose Table 5 5 Part number of service parts Hose Description Part number Hose For standard pump HRS S0008 Hose For standard pump...

Page 206: ...g 5 3 5 Pressure sensor For circulating fluid Table 5 6 Part number of service parts Pressure sensor For circulating fluid Description Part number Pressure sensor For circulating fluid HRS S0011 5 3 6...

Page 207: ...Service Parts List HRS Series 5 3 Illustration of Service Parts 5 7 5 3 7 DC power supply Fig 5 3 7 DC power supply Table 5 8 Part number of service parts DC power supply Description Part number DC p...

Page 208: ...able 5 9 Part number of service parts Main board Communication board Power board Display board Fuse Description Part number Display board HRS S0520 Display board HRS S0017 Communication board HRS S001...

Page 209: ...5 3 9 Power switch Table 5 10 Part number of service parts Power switch Description Part number Power switch For 10A type HRS S0020 Power switch For 20A type HRS S0070 5 3 10 Inlet socket Fig 5 3 10...

Page 210: ...S0266 High pressure pump For 200V type option T HRS S0062 High pressure pump For 200V type option T For HRS030 HRS S0299 High pressure pump For 200V type option MT HRS S0063 High pressure pump For 200...

Page 211: ...5 11 5 3 13 Tank Fig 5 3 13 Tank Table 5 14 Part number of service parts Tank Description Part number Tank HRS S0025 Tank For automatic water fill HRS S0072 5 3 14 Tank lid Fig 5 3 14 Tank lid Table...

Page 212: ...tion of Service Parts HRS Series 5 12 5 3 15 Valve for automatic water fill Fig 5 3 15 Valve for automatic water fill Table 5 16 Part number of service parts Valve for automatic water fill Description...

Page 213: ...ration manual Installatio Operation 1pc Quick manual with a clear cover 1pc Alarm code list label 1pc Weight 12 kg 40 1 For water cooled type 2 Use the product in conditions where freezing will not oc...

Page 214: ...tion 1pc Quick manual with a clear cover 1pc Alarm code list label 1pc Weight 11 kg 43 47 1 Use the product in conditions where freezing will not occur Consult with SMC if using in a season or region...

Page 215: ...Sequence I O command signal connector 1pc Power supply connector 1pc Operation manual Installatio Operation 1pc Quick manual with a clear cover 1pc Alarm code list label 1pc Weight 11 kg 43 1 Use the...

Page 216: ...HRX MM N007 Chapter 6 Documents 6 2 Outline Dimensions HRS Series 6 4 6 2 Outline Dimensions Fig 6 2 1 Outline Dimensions HRS012 018 024...

Page 217: ...g fluid return port Rc1 2 Circulating fluid outlet port Rc1 2 Model no label Facility water outlet Rc3 8 For water cooled type Optuon B Earth leakage breaker Drain port Rc1 4 Option T High pressure pu...

Page 218: ...er supply connection part WH BK HRS0 20 YE Yellow 3Turn Digital I O Serial Communication Inside Device Outside Device 3Turn RD WH WH RD WH WH Y G Yellow Green Customer s communication connection part...

Page 219: ...ption with automatic fluid filling J Fig 6 4 1 Flow chart HRS012 A HRS018 A HRS024 A 20 HRS030 A 20 6 4 2 HRS012 W HRS018 W HRS024 W 20 RS030 W 20 Circulating fluid circuit Refrigeration circuit Tank...

Page 220: ...HRX MM N007 Chapter 6 Documents 6 4 Flow chart HRS Series 6 8...

Page 221: ...ndary failure of the product caused by the failure of equipment connected to the product 6 The failure was caused by a natural disaster such as an earthquake typhoon or flood or by an accident or fire...

Page 222: ...rm checks and maintenance daily checks and regular checks specified in the Operation Manual and Maintenance Manual 3 Record the check and maintenance results on the daily check sheet attached to the O...

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