EXC-450 User`s Manual EXC
Contents
1. If liquid temperatures reach the ambient dew point condensation water droplets can form on tubing and cold plates connected to the chiller Unless condensation is prepared for it is recommended to keep the chiller on LIQ AMB with a minimum value of 0 C which keeps liquid at ambient Kooiawce User Manual co ALARM SET This menu affects when the built in audio alarm will sound Upon entering the alarm menu the temperature delta T value will flash Press V or A to adjust this value Press to accept and return to the previous menu In the above example the alarm will sound if the temperature exceeds a 5 C difference or from the chiller s currently active temperature sensor see TEMP SET The maximum delta T setting range for the alarm is 49 C The regular audio alarm is a repeating beep If a steady alarm tone is heard this indicates the relay has also been triggered See RELAY SET NOTE The alarm temperature must be at least 1 C 1 2 F lower than the relay temperature If an alarm temperature can not be increased first increase the relay temperature Likewise if a relay temperature can not be decreased first decrease the alarm temperature RELAY SET Rear terminals are provided for a temperature configurable relay Wires can be connected as normally open NO or normally closed NC labeled below the terminals To adjust the relay trigger point enter the RELAY SET menu2. Press V or A to adjust this value Press to accept and return to the previous menu In the above example the relay will trigger if the temperature exceeds a 40 C difference or from the chiller s currently active temperature sensor see TEMP SET The maximum delta T setting range for the relay is 50 C NOTE The relay temperature must be at least 1 C 1 2 F higher than the alarm temperature If an alarm temperature can not be increased first increase the relay temperature Likewise if a relay temperature can not be decreased first decrease the alarm temperature 10 PUMP SET The pump speed can be manually set from 1 lowest to 10 highest Fi 1 Pump Speed Level The pump speed level will flash Press V or A to adjust Press to return to the previous menu DISPLAY SET The display settings configure which values you wish to appear on the front display and how they are shown EYEL Ti Show 2 fixed values or cycle multiple values The first option FIXED will flash Press lt or gt to change between these options Press to configure one of the selections or press A to exit If FIXED is selected two lines will be shown ZAC First line display option wia 4 Second line display option The first line will flash Press W or A to change what this line will display iti sif Field varies Shows current active sensor and user set point Wi TEMPE Shows ambient air temperatur
3. and may be trademarks or registered trademarks of their respective companies COPYRIGHT All rights reserved Copyright C Koolance Incorporated e Kaotawce User Manual 1 ae Table of Contents WARNING The Koolance liquid coolant contains chemicals which may be harmful or fatal if swallowed KEEP THIS AND ALL DANGEROUS CHEMICALS OUT OF THE REACH OF CHILDREN Please refer to proper input voltage as labeled above the power terminals on the rear of the unit Supplying the improper voltage can damage the unit and Se S EE P A A E E A E E SHO a Rogue Troubleshooting wad cies eutosantnniendaneaeauiedanateawainanenmetesinnanntvatehesudcesdtualeeseotuianaietends Limited Warranty soosiana naaa ai a E EE AA a EE EEEa i CAUTION This cooling system can chill liquid below the ambient air temperature which may cause condensation to form on tubing and cold plates It is highly recommended to keep the temperature at or above the ambient temperature See TEMP SET for details Product Specifications Weight 9kg approx CAUTION Do not use a temperature set point that is below the Dimensions 533 x 203 x 152mm approx coolant s freezing point This may damage the cooling unit and is not gt P amp P P covered by the product warranty It is recommended to always keep Operating Temperature Range Ambient 0 40 C Water 0 40 C the temperature set point at or above ambient temperature Cooling Capacity 450W 1
4. fittings you have purchased into the Inlet and Outlet ports Its recommended to hand tighten all fittings to avoid damaging the cooling unit Parallel threads seal at their o ring Do not use any plumber s tape or putty on the threads which can interfere with the o ring seal Leave the Drain plug installed This is only opened when emptying coolant Kootance User Manual 5 Cut tubing into two segments You will need to connect each to the rear nozzles Each hose connection will use a threaded compression ring or hose clamp to keep it secure Be sure to thread the compression ring or hose clamp onto the hose before attaching it Squeeze the tube while pushing it firmly over the fitting Tubing should completely cover the fitting or barb Tighten the connection by sliding the compression nut down over the fitting and screwing securely For hose barbs use pliers to move it into the proper position before releasing Coolant Filling and Powering On when filling the system and keep all liquids away from electronics and power cables Keep the primary AC power cable unplugged whenever filling or draining coolant WARNING Most coolants are electrically conductive Use caution ce Once all devices cold plates fittings etc have been connected with tub ing the system can be filled with coolant The fill port is located on top of the system over the reservoir Remove the large slo
5. one of the above categories To exit from here press lt External Sensor This unit provides a terminal on the rear for connecting a K type thermocouple not included for external monitoring and temperature configuration pte e F EXT TEMP 8 User Manual 8 TEMP SET Under TEMP SET you can select the active temperature sensor and set point the chiller will try to follow There are four temperature options to select from Press V and A to scroll among these options G TERE Liquid temperature Range 1 to 50 C mit TER Rear sensor if attached Range 1 to 149 C L ifi ahii Delta T between liquid amp ambient Range 50 to 50 C x PsP Delta T between rear sensor amp ambient Range 50 to 50 C The sensor currently displayed in this menu is what the chiller will follow Only one can be active Press to adjust the target temperature value using V and A Below are some examples Maintain coolant coming from the chiller at 28 C Rifts HAL Maintain the external sensor at 50 C if attached Maintain a difference between the liquid and ambient air of 5 C keep liquid 5 C below ambient Maintain a difference between the external sensor and ambient air of 5 C keep sensor 5 C above ambient Press again to exit configuration of the sensor Press lt to return to the previous menu With these settings it s possible to set the liquid temperature below the environmental air temperature
6. refer to proper input voltage as labeled above the power terminals on the rear of the unit Supplying the improper voltage can damage the unit and Se S EE P A A E E A E E SHO a Rogue Troubleshooting wad cies eutosantnniendaneaeauiedanateawainanenmetesinnanntvatehesudcesdtualeeseotuianaietends Limited Warranty soosiana naaa ai a E EE AA a EE EEEa i CAUTION This cooling system can chill liquid below the ambient air temperature which may cause condensation to form on tubing and cold plates It is highly recommended to keep the temperature at or above the ambient temperature See TEMP SET for details Product Specifications Weight 9kg approx CAUTION Do not use a temperature set point that is below the Dimensions 533 x 203 x 152mm approx coolant s freezing point This may damage the cooling unit and is not gt P amp P P covered by the product warranty It is recommended to always keep Operating Temperature Range Ambient 0 40 C Water 0 40 C the temperature set point at or above ambient temperature Cooling Capacity 450W 1535 BTU hr 25 C liquid ambient Refrigerant R 134a KOOLANCE CONTACT INFORMATION Pump Koolance P N PMP 500 Power Input 24 VDC 230W Koolance Incorporated USA Power Consumption 230W approx Address 2840 W Valley Hwy N Auburn WA USA 98001 Telephone 01 253 249 7669 Fax 0 1 253 249 7453 Sales Email sales koolance com Tech Email tech koolance com Web
7. www koolance com 2 Koornnce User Manual l System Diagram saaneina iiei aai the coolant MSDS available on our website www koolance com Positioning the Systemi a cadets senarcnsecseuedents dondeacdamunseosebiaas aaia aiiin External oe 161 8 ee nen ee ne iE E eaa CAUTION Always keep the chiller upright during operation Additionally sah T THE UNIT MUST BE KEPT UPRIGHT FOR AT LEAST 24 HOURS Coolant Filling and Powering ON ccccccescecceeeeeeeeeeesaeeeeeseeeeesesessaeseesaaes BEFORE POWERING ON This is to allow enough oil to reach the Display Panel ccecaracceaneainobreauuseaseanesaeniseabiacennhes E Earr Ea R araeir compressor Powering on the unit too early can permanently damage Temp Set O EE SU TE E E E E E E A E ET EAT BEEN AE E PE A rc mee penis snes E E E E E CAUTION The chiller is specific to one input voltage Supply only the Pump Set System Diagram Fill Port Carrying Handles LED Display Panel Control Panel Power Switch Condenser Fans Relay amp Thermocouple Terminals Optional N Coolant Inlet Reservoir Level Drain Plug Coolant Outlet Power Connection Positioning the System transport or courier shipping it must be kept upright FOR AT LEAST 24 HOURS BEFORE BEING POWERED ON to allow enough oil to reach the compressor o The chiller must be run upright at all times Upon arrival of this product via OK NO NO External Fittings Install G 1 4 BSPP threaded
8. 535 BTU hr 25 C liquid ambient Refrigerant R 134a KOOLANCE CONTACT INFORMATION Pump Koolance P N PMP 400 Power Input 24 VDC 250W or higher Koolance Incorporated USA Power Consumption 230W approx Address 2840 W Valley Hwy N Auburn WA USA 98001 Telephone 01 253 249 7669 Fax 0 1 253 249 7453 Sales Email sales koolance com Tech Email tech koolance com Web www koolance com 2 Koornnce User Manual l System Diagram saaneina iiei aai the coolant MSDS available on our website www koolance com Positioning the Systemi a cadets senarcnsecseuedents dondeacdamunseosebiaas aaia aiiin External oe 161 8 ee nen ee ne iE E eaa CAUTION Always keep the chiller upright during operation Additionally sah T THE UNIT MUST BE KEPT UPRIGHT FOR AT LEAST 24 HOURS Coolant Filling and Powering ON ccccccescecceeeeeeeeeeesaeeeeeseeeeesesessaeseesaaes BEFORE POWERING ON This is to allow enough oil to reach the Display Panel ccecaracceaneainobreauuseaseanesaeniseabiacennhes E Earr Ea R araeir compressor Powering on the unit too early can permanently damage Temp Set O EE SU TE E E E E E E A E ET EAT BEEN AE E PE A rc mee penis snes E E E E E CAUTION The chiller is specific to one input voltage Supply only the Pump Set System Diagram Fill Port Carrying Handles LED Display Panel Control Panel Power Switch Condenser Fans Relay amp Thermocouple Terminals Optional N Coolant Inlet Re
9. CLIC is chosen from the DISPLAY SET menu multiple values can be rotated through the front display The first line will flash Use V and A to navigate to other lines Press to enable or disable each value This will remove the asterisk thereby hiding that line from being shown on the main screen 1 TUE mit Field varies Show current active sensor and user set point We TERE Show ambient air temperature i TEMP Hide liquid temperature HET TERI Show external sensor temperature if connected eit Hide condenser fan RPM PLIME Hide pump impeller RPM aE i LHA 1 Show liquid flow rate through the unit Press lt to return to the previous menu or press gt to exit DISPLAY SET 12 Troubleshooting We hope your Koolance system will provide you with years of reliable cooling performance To help avoid unnecessary RMA issues we have prepared this list of possible operational problems and their most common solutions 1 After filling the reservoir with coolant and turning on the system there are no visible signs of liquid movement Check the flow meter value see DISPLAY SET If there is no detected flow immediately after filling the reservoir or the flow rate is very low or periodic this usually indicates the pump has not finished priming Open the fill port on top of the chiller and temporarily set the pump speed to 10 see PUMP SET to help push out the air If possible while the pump is running gently
10. English ISO 9001 Printed in Korea A newer version of this User Manual may exist Please be sure to check our support page for the latest version of this guide www koolance com GENERAL PRECAUTION Please read this manual carefully before beginning the installation of your Koolance system ABOUT SIGNS Throughout this document critical information is highlighted in gray colored boxes The following symbols are intended to help prevent any situation which may cause personal injury and or damage to equipment PROHIBITED Indicates a prohibited action PROHIBITED USE This product is designed developed and manufactured as contemplated for general use including without limitation general office use personal use and household use but is not designed developed and manufactured as contemplated for use accompanying fatal risks or dangers that unless extremely high safety is secured could lead directly to death personal injury severe physical damage or other loss including without limitation nuclear power core control airplane control air traffic control mass transport operation control life support or weapon launching control If these products are used in such hazardous environments Koolance Incorporated does not warrant them TRADEMARKS The Koolance name and logo are trademarks or registered trademarks of Koolance Inc Other company and product names used in this publication are for identification purposes only
11. ck the flow meter value see DISPLAY SET If there is no detected flow immediately after filling the reservoir or the flow rate is very low or periodic this usually indicates the pump has not finished priming Open the fill port on top of the chiller and temporarily set the pump speed to 10 see PUMP SET to help push out the air If possible while the pump is running gently tilt your cold plates or other components connected to the chiller in various directions to assist with bleeding air from the cooling loop If it becomes necessary to tilt the chiller to assist with priming close the fill port and power off the unit before doing so 3 The temperature alarm sounds and I m not sure why The offending temperature sensor and value will flash in the front display whenever an alarm sounds Check that your currently selected temperature sensor and alarm are configured as desired see TEMP SET and ALARM SET If you are certain the cooling system is working properly otherwise try resetting all system settings by holding V A for 3 seconds 4 My system appears to be leaking fluid or water Check that the fittings on the rear inlet outlet and drain plug are securely tight ened by hand not with tools They are parallel type threads so no plumber s tape or putty should be used or this can interfere with proper sealing If during operation the outsides of your tubing or cold plates is wet this can indicate cond
12. e Ti TERE Shows reservoir liquid temperature HT TERP Shows external sensor temperature if connected FAR Shows condenser fan RPM LINE Shows pump impeller RPM Fifa Shows liquid flow rate through the unit Press to move to line 2 and similarly use V or A to choose what will be displayed on the second line Press O again to exit Kaotawce User Manual 11 If CYCLIC is chosen from the DISPLAY SET menu multiple values can be rotated through the front display The first line will flash Use V and A to navigate to other lines Press to enable or disable each value This will remove the asterisk thereby hiding that line from being shown on the main screen 1 TUE mit Field varies Show current active sensor and user set point We TERE Show ambient air temperature i TEMP Hide liquid temperature HET TERI Show external sensor temperature if connected eit Hide condenser fan RPM PLIME Hide pump impeller RPM aE i LHA 1 Show liquid flow rate through the unit Press lt to return to the previous menu or press gt to exit DISPLAY SET 12 Troubleshooting We hope your Koolance system will provide you with years of reliable cooling performance To help avoid unnecessary RMA issues we have prepared this list of possible operational problems and their most common solutions 1 After filling the reservoir with coolant and turning on the system there are no visible signs of liquid movement Che
13. e back side of the unit to help maintain the coolant level Kaotance User Manual 7 Display Panel The Koolance display panel allows control and monitoring of various aspects of the cooling unit 5 buttons are used with directional arrows to navigate or change settings and a center button to select exit Navigate Up Increase Setting LIQ SET ZOC A AME TEMP 24 fl Navigate lt lt O p gt Navigate Left Right v Enter Exit Navigate Down Decrease Setting On the main screen hold for 3 seconds to change display units between C F and LPM GPM e You can exit any menu and return to the main screen by holding for 2 seconds e To reset ALL settings to default hold V A for 3 seconds Main Menu To enter the main menu briefly press The selected option will begin flashing Use V and A to navigate this menu PERE ET Temperature set point adjustment ALARM SET Alarm settings RELAY SET Relay Trigger settings rLuMF SET Pump speed settings FL ay SET LCD display settings When in the top menu press to enter one of the above categories To exit from here press lt External Sensor This unit provides a terminal on the rear for connecting a K type thermocouple not included for external monitoring and temperature configuration pte e F EXT TEMP 8 User Manual 8 TEMP SET Under TEMP SET you can select the active temperature sensor and set point the chiller wi
14. electronics and power cables Keep the primary AC power cable unplugged whenever filling or draining coolant WARNING Most coolants are electrically conductive Use caution ce Once all devices cold plates fittings etc have been connected with tub ing the system can be filled with coolant The fill port is located on top of the system over the reservoir Remove the large slot headed screw with a screwdriver or large coin Slowly fill the system with coolant To maintain the product warranty use only Koolance approved coolant Many alternative liquids and additives can cause permanent damage to the cooling unit through chemical reaction corrosion biological growth thermal expan sion viscosity etc cee Replace the fill port on the reservoir Do not overtighten the fill port direction Supply only the proper input voltage and polarity as labeled near the power terminals Supplying the improper voltage or polarity can damage the unit and is not covered by the product warranty n CAUTION The chiller is specific to one input voltage and polarity ae EXC 450 requires a 24VDC 230W power supply not included Connect wires to the positive and negative terminals as labeled on the back of the unit y Power on the cooling unit Set the pump to the highest speed setting until oC most of the air in the cooling loop has been pushed into the reservoir Once this occurs the liquid
15. ensation The chiller temperature setting should not be lower than the ambient room air temperature See TEMP SET for recommendations 5 The front display is locked up or not responding Reset all system settings by holding W A for 3 seconds After a reset all con figuration settings temperature alarm fans etc must be updated again Kaotance User Manual 13 Limited Warranty Koolance Incorporated Koolance warrants each new Koolance liquid cooled system the system against defects in materials or workmanship for a period of one year from the date of purchase and agrees to repair or replace any defective Koolance system without charge Shipping costs are non refundable This warranty is non transferable All warranty claims must be accompanied by the original proof of purchase THIS WARRANTY DOES NOT COVER DAMAGE RESULTING FROM ACCIDENT MISUSE OR ABUSE LACK OF REASONABLE CARE SHIPPING DAMAGE MODIFICATIONS THE AFFIXING OF ANY ATTACHMENT NOT PROVIDED WITH THE PRODUCT LOSS OF PARTS OR OPERATING COMPONENTS AT SPEEDS OR FUNCTIONS OTHER THAN THOSE SPECIFIED BY THEIR MANUFACTURERS Use of unauthorized replacement parts or liquids will void this warranty Koolance Incorporated will not pay for warranty service performed by a non authorized repair or diagnostic service and will not reimburse the consumer for damage resulting from warranty service performed by a non authorized repair service No respon
16. ge occurring during shipment is not covered by this warranty Shipping costs are non refundable No other warranty written or oral is authorized by Koolance Incorporated Disclaimer INNO EVENT SHALL KOOLANCE INCORPORATED OR ITS EMPLOYEES AGENTS SUPPLIERS MANUFACTURERS OR CONTRACTORS BE LIABLE FOR ANY DAMAGES OF ANY KIND OR CHARACTER INCLUDING WITHOUT LIMITATION ANY COMPENSATORY INCIDENTAL DIRECT INDIRECT SPECIAL PUNITIVE OR CONSEQUENTIAL DAMAGES LOSS OF USE LOSS OF DATA LOSS OF INCOME OR PROFIT LOSS OF OR DAMAGE TO PERSONS OR PROPERTY CLAIMS OF THIRD PARTIES OR OTHER LOSSES OF ANY KIND OR CHARACTER AND WHETHER OR NOT THE POSSIBILITY OF SUCH LOSS OR DAMAGE HAS BEEN NOTIFIED TO KOOLANCE INCORPORATED 14
17. imited Warranty Koolance Incorporated Koolance warrants each new Koolance liquid cooled system the system against defects in materials or workmanship for a period of one year from the date of purchase and agrees to repair or replace any defective Koolance system without charge Shipping costs are non refundable This warranty is non transferable All warranty claims must be accompanied by the original proof of purchase THIS WARRANTY DOES NOT COVER DAMAGE RESULTING FROM ACCIDENT MISUSE OR ABUSE LACK OF REASONABLE CARE SHIPPING DAMAGE MODIFICATIONS THE AFFIXING OF ANY ATTACHMENT NOT PROVIDED WITH THE PRODUCT LOSS OF PARTS OR OPERATING COMPONENTS AT SPEEDS OR FUNCTIONS OTHER THAN THOSE SPECIFIED BY THEIR MANUFACTURERS Use of unauthorized replacement parts or liquids will void this warranty Koolance Incorporated will not pay for warranty service performed by a non authorized repair or diagnostic service and will not reimburse the consumer for damage resulting from warranty service performed by a non authorized repair service No responsibility is assumed for any special incidental or consequential damages due to a defective Koolance product In order to obtain warranty service contact our RMA department for information The product must be shipped postage prepaid to an authorized Koolance service location It is suggested that for your protection you return shipments of product by insured mail insurance prepaid Dama
18. ll try to follow There are four temperature options to select from Press V and A to scroll among these options G TERE Liquid temperature Range 1 to 50 C mit TER Rear sensor if attached Range 1 to 149 C L ifi ahii Delta T between liquid amp ambient Range 50 to 50 C x PsP Delta T between rear sensor amp ambient Range 50 to 50 C The sensor currently displayed in this menu is what the chiller will follow Only one can be active Press to adjust the target temperature value using V and A Below are some examples Maintain coolant coming from the chiller at 28 C Rifts HAL Maintain the external sensor at 50 C if attached Maintain a difference between the liquid and ambient air of 5 C keep liquid 5 C below ambient Maintain a difference between the external sensor and ambient air of 5 C keep sensor 5 C above ambient Press again to exit configuration of the sensor Press lt to return to the previous menu With these settings it s possible to set the liquid temperature below the environmental air temperature If liquid temperatures reach the ambient dew point condensation water droplets can form on tubing and cold plates connected to the chiller Unless condensation is prepared for it is recommended to keep the chiller on LIQ AMB with a minimum value of 0 C which keeps liquid at ambient Kooiawce User Manual co ALARM SET This menu affects when the built in audio ala
19. n gray colored boxes The following symbols are intended to help prevent any situation which may cause personal injury and or damage to equipment PROHIBITED Indicates a prohibited action PROHIBITED USE This product is designed developed and manufactured as contemplated for general use including without limitation general office use personal use and household use but is not designed developed and manufactured as contemplated for use accompanying fatal risks or dangers that unless extremely high safety is secured could lead directly to death personal injury severe physical damage or other loss including without limitation nuclear power core control airplane control air traffic control mass transport operation control life support or weapon launching control If these products are used in such hazardous environments Koolance Incorporated does not warrant them TRADEMARKS The Koolance name and logo are trademarks or registered trademarks of Koolance Inc Other company and product names used in this publication are for identification purposes only and may be trademarks or registered trademarks of their respective companies COPYRIGHT All rights reserved Copyright C Koolance Incorporated e Kaotawce User Manual 1 ae Table of Contents WARNING The Koolance liquid coolant contains chemicals which may be harmful or fatal if swallowed KEEP THIS AND ALL DANGEROUS CHEMICALS OUT OF THE REACH OF CHILDREN Please
20. noise will drop This process can take several minutes depending on the filling technique and what s connected to the system During this process components may need to be tilted gently to assist with air evacuation The reservoir level will decrease dur ing this procedure Remove the fill port cap and add more liquid as needed Maximum and minimum fill markings are provided on the back side of the unit to help maintain the coolant level Kaotance User Manual 7 Display Panel The Koolance display panel allows control and monitoring of various aspects of the cooling unit 5 buttons are used with directional arrows to navigate or change settings and a center button to select exit Navigate Up Increase Setting LIQ SET ZOC A AME TEMP 24 fl Navigate lt lt O p gt Navigate Left Right v Enter Exit Navigate Down Decrease Setting On the main screen hold for 3 seconds to change display units between C F and LPM GPM e You can exit any menu and return to the main screen by holding for 2 seconds e To reset ALL settings to default hold V A for 3 seconds Main Menu To enter the main menu briefly press The selected option will begin flashing Use V and A to navigate this menu PERE ET Temperature set point adjustment ALARM SET Alarm settings RELAY SET Relay Trigger settings rLuMF SET Pump speed settings FL ay SET LCD display settings When in the top menu press to enter
21. rm will sound Upon entering the alarm menu the temperature delta T value will flash Press V or A to adjust this value Press to accept and return to the previous menu In the above example the alarm will sound if the temperature exceeds a 5 C difference or from the chiller s currently active temperature sensor see TEMP SET The maximum delta T setting range for the alarm is 49 C The regular audio alarm is a repeating beep If a steady alarm tone is heard this indicates the relay has also been triggered See RELAY SET NOTE The alarm temperature must be at least 1 C 1 2 F lower than the relay temperature If an alarm temperature can not be increased first increase the relay temperature Likewise if a relay temperature can not be decreased first decrease the alarm temperature RELAY SET Rear terminals are provided for a temperature configurable relay Wires can be connected as normally open NO or normally closed NC labeled below the terminals To adjust the relay trigger point enter the RELAY SET menu Press V or A to adjust this value Press to accept and return to the previous menu In the above example the relay will trigger if the temperature exceeds a 40 C difference or from the chiller s currently active temperature sensor see TEMP SET The maximum delta T setting range for the relay is 50 C NOTE The relay temperature must be at least 1 C 1 2 F higher
22. servoir Level Drain Plug Coolant Outlet Power Connection Positioning the System transport or courier shipping it must be kept upright FOR AT LEAST 24 HOURS BEFORE BEING POWERED ON to allow enough oil to reach the compressor o The chiller must be run upright at all times Upon arrival of this product via OK NO NO External Fittings Install G 1 4 BSPP threaded fittings you have purchased into the Inlet and Outlet ports Its recommended to hand tighten all fittings to avoid damaging the cooling unit Parallel threads seal at their o ring Do not use any plumber s tape or putty on the threads which can interfere with the o ring seal Leave the Drain plug installed This is only opened when emptying coolant Kootance User Manual 5 Cut tubing into two segments You will need to connect each to the rear nozzles Each hose connection will use a threaded compression ring or hose clamp to keep it secure Be sure to thread the compression ring or hose clamp onto the hose before attaching it Squeeze the tube while pushing it firmly over the fitting Tubing should completely cover the fitting or barb Tighten the connection by sliding the compression nut down over the fitting and screwing securely For hose barbs use pliers to move it into the proper position before releasing Coolant Filling and Powering On when filling the system and keep all liquids away from
23. sibility is assumed for any special incidental or consequential damages due to a defective Koolance product In order to obtain warranty service contact our RMA department for information The product must be shipped postage prepaid to an authorized Koolance service location It is suggested that for your protection you return shipments of product by insured mail insurance prepaid Damage occurring during shipment is not covered by this warranty Shipping costs are non refundable No other warranty written or oral is authorized by Koolance Incorporated Disclaimer INNO EVENT SHALL KOOLANCE INCORPORATED OR ITS EMPLOYEES AGENTS SUPPLIERS MANUFACTURERS OR CONTRACTORS BE LIABLE FOR ANY DAMAGES OF ANY KIND OR CHARACTER INCLUDING WITHOUT LIMITATION ANY COMPENSATORY INCIDENTAL DIRECT INDIRECT SPECIAL PUNITIVE OR CONSEQUENTIAL DAMAGES LOSS OF USE LOSS OF DATA LOSS OF INCOME OR PROFIT LOSS OF OR DAMAGE TO PERSONS OR PROPERTY CLAIMS OF THIRD PARTIES OR OTHER LOSSES OF ANY KIND OR CHARACTER AND WHETHER OR NOT THE POSSIBILITY OF SUCH LOSS OR DAMAGE HAS BEEN NOTIFIED TO KOOLANCE INCORPORATED 14 A newer version of this User Manual may exist Please be sure to check our support page for the latest version of this guide www koolance com GENERAL PRECAUTION Please read this manual carefully before beginning the installation of your Koolance system ABOUT SIGNS Throughout this document critical information is highlighted i
24. t headed screw with a screwdriver or large coin Slowly fill the system with coolant To maintain the product warranty use only Koolance approved coolant Many alternative liquids and additives can cause permanent damage to the cooling unit through chemical reaction corrosion biological growth thermal expan sion viscosity etc cee Replace the fill port on the reservoir Do not overtighten the fill port direction Supply only the proper input voltage and polarity as labeled near the power terminals Supplying the improper voltage or polarity can damage the unit and is not covered by the product warranty n CAUTION The chiller is specific to one input voltage and polarity ae EXC 450 requires a 24VDC 230W power supply not included Connect wires to the positive and negative terminals as labeled on the back of the unit y Power on the cooling unit Set the pump to the highest speed setting until oC most of the air in the cooling loop has been pushed into the reservoir Once this occurs the liquid noise will drop This process can take several minutes depending on the filling technique and what s connected to the system During this process components may need to be tilted gently to assist with air evacuation The reservoir level will decrease dur ing this procedure Remove the fill port cap and add more liquid as needed Maximum and minimum fill markings are provided on th
25. than the alarm temperature If an alarm temperature can not be increased first increase the relay temperature Likewise if a relay temperature can not be decreased first decrease the alarm temperature 10 PUMP SET The pump speed can be manually set from 1 lowest to 10 highest Fi 1 Pump Speed Level The pump speed level will flash Press V or A to adjust Press to return to the previous menu DISPLAY SET The display settings configure which values you wish to appear on the front display and how they are shown EYEL Ti Show 2 fixed values or cycle multiple values The first option FIXED will flash Press lt or gt to change between these options Press to configure one of the selections or press A to exit If FIXED is selected two lines will be shown ZAC First line display option wia 4 Second line display option The first line will flash Press W or A to change what this line will display iti sif Field varies Shows current active sensor and user set point Wi TEMPE Shows ambient air temperature Ti TERE Shows reservoir liquid temperature HT TERP Shows external sensor temperature if connected FAR Shows condenser fan RPM LINE Shows pump impeller RPM Fifa Shows liquid flow rate through the unit Press to move to line 2 and similarly use V or A to choose what will be displayed on the second line Press O again to exit Kaotawce User Manual 11 If CY
26. tilt your cold plates or other components connected to the chiller in various directions to assist with bleeding air from the cooling loop If it becomes necessary to tilt the chiller to assist with priming close the fill port and power off the unit before doing so 3 The temperature alarm sounds and I m not sure why The offending temperature sensor and value will flash in the front display whenever an alarm sounds Check that your currently selected temperature sensor and alarm are configured as desired see TEMP SET and ALARM SET If you are certain the cooling system is working properly otherwise try resetting all system settings by holding V A for 3 seconds 4 My system appears to be leaking fluid or water Check that the fittings on the rear inlet outlet and drain plug are securely tight ened by hand not with tools They are parallel type threads so no plumber s tape or putty should be used or this can interfere with proper sealing If during operation the outsides of your tubing or cold plates is wet this can indicate condensation The chiller temperature setting should not be lower than the ambient room air temperature See TEMP SET for recommendations 5 The front display is locked up or not responding Reset all system settings by holding W A for 3 seconds After a reset all con figuration settings temperature alarm fans etc must be updated again Kaotance User Manual 13 L
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