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IT

’s

far and away 

the 

BEST

Can 

BREEZE

 

Operating and Maintenance of 

Cooling Unit Instructions

 

8-14 kW

Summary of Contents for Can BREEZE Series

Page 1: ...IT s far and away the BEST Can BREEZE Operating and Maintenance of Cooling Unit Instructions 8 14 kW ...

Page 2: ...tion contains IN NO EVENT SHALLCANOVATE ORANY PARENT AFFILIATE OR SUBSIDIARY COMPANY OF CANOVATE CORPORATION OR THEIR RESPECTIVE OFFICERS DIRECTORS OR EMPLOYEES BE LIABLE FOR ANY DIRECT INDIRECT CONSEQUENTIAL PUNITIVE SPECIAL ORINCIDENTALDAMAGES INCLUDING WITHOUT LIMITATION DAMAGES FOR LOSS OF BUSINESS CONTRACT REVENUE DATA INFORMATION OR BUSINESS INTERRUPTION RESULTING FROM ARISING OUT OR IN CONN...

Page 3: ...CTION 14 9 ELECTRICAL WIRING 16 9 1 ELECTRICAL WIRING CONNECTION FOR INDOOR UNIT 16 9 2 SETTINGS OF DIP SWITCHES 17 10 MAINTENANCE 19 10 1 TAKE OUT THE FILTER 19 10 2 CLEAN THE FILTER 20 10 3 RESET OF FILTER INDICATION 20 11 OUTDOOR UNIT 21 11 1 Important Notice 21 12 TRANSPORTATION AND HANDLING 23 13 BEFORE OPERATION 23 14 AUTOMATIC CONTROLS 24 15 BASIC TROUBLESHOOTING 25 16 NAME OF PARTS OUTDOOR...

Page 4: ...missioning the equipment 3 3 Legal information concerning the operating instructions We reserve the right to make changes in content Canovate is not responsible for mistakes in this documentation Liability for indirect damages which occurthroughthedeliveryoruseofthisdocumentation is excluded to the extent allowable by law 3 4 Copyright The distribution and duplication of this document and the disc...

Page 5: ... tools Improper use Improper rectification of malfunctions Use of replacement parts which are not authorised by Canovate 3 8 Safety Instructions The Front Coolers produced by Canovate are developed and produced with due regard to all safety precautions Nevertheless the unit still causes a number of unavoidabledangersandrisks Thesafetyinstructions provide you with an overview of these dangers and t...

Page 6: ...exchanger modules Put on protective gloves before beginning assembly or cleaning work Danger Injury due to falling loads Do not stand under suspended loads when transporting the unit with a hoist trolley a forklift or a crane Caution Risk of malfunction or damage Do not modify the unit Use only original spare parts Caution Risk of malfunction or damage Proper and flawless unit operation can only b...

Page 7: ... temperature Ensure that the enclosure is sealed on all sides particularly at the cable entry condensation 3 12 Service and technical staff The installation commissioning maintenance and repair of this unit may only be carried out by qualified mechanical and electro technical trained personnel Only properly instructed personnel may carry out service on a unit while in operation 3 13 RoHS complianc...

Page 8: ...ipping Risk of toppling especially after the unit is removed from the pallet Caution Transport of the Front Cooler without a pallet Use only suitable and technically sound lifting gear and load bearing devices with sufficient load capacity Recommended module handling equipment Forklift Pallet Jack Module Handling If possible transport the module using a forklift or pallet jack If using a forklift ...

Page 9: ...vate representative Check to be sure all required assemblies and parts have been received The Front Cooler is shipped in protective packaging and secured to a pallet see Figure 5 Do not remove these protective items from the Front Cooler before it is at the installation location When unpacking and handling the Front Cooler exercise extra care to prevent damage Caution Risk of sudden refrigerant di...

Page 10: ...odule to verify clearances NOTICE Risk of improper storage Can cause module damage Keep the module indoors and protected from dampness freezing temperatures and contact damage NOTICE Risk of damage from forklift Improper handling with the forklift can cause exterior and or underside damage Keep tines of the forklift level and at a height suitable to fit below the pallet Domestic Packaging 1 Remove...

Page 11: ...Components of CAN BREEZE 1 Cabinet Frame 2 Removable Front Glass Door 3 Removable Rear Solid Door 4 Removable Side Panel 5 Fan Unit 6 Rear Panel of Fan s Filter 7 Heat Exchanger 8 Air Duct 9 Remote Controller 10 Cover of Remote Controller 11 Adjustable Feet 6 2 Components of Fan Unit 1 Fan Motor 2 Fan 3 Fan Case 4 Electrical Control Box 5 Rail of Fan ...

Page 12: ...es which may hamper the air intake or the air discharge flow Pay attention to the following points when the indoor units are installed in a hospital or other places where there are electronic waves from medical equipment etc Mount suspension bolts using M10 W3 8 as size as shown below Square washers Wo oden Bar 60 mm to 90 mm Square W ooden Beam Sling Bolt W3 8 or M10 For Concrete Slab 150 160mm C...

Page 13: ...cur when the unit operation is stopped Incorrect Upward Slope Incorrect Risin g Part INCORRECT Do not connect the drain pipe with sanitary or sewage piping or any other drainage piping When the common drain piping is connected with other indoor units the connected position of each indoor unit must be higher than the common piping The pipe size of the common drain pipe must be large enough accordin...

Page 14: ...nnot be found at the end of the drain piping pour another approximately 1 8 liters of water into the drain pan NOTE Pay attention to the thickness of the insulation when the left side piping is performed If it is too thick piping can not be installed in the unit 8 2 DRAIN PIPE CONNECTION The standard direction of drain piping connection is right side as viewed from the discharge grilles However it...

Page 15: ... 6 Wrap the insulation material around the drain connection 7 Connect the drain hose to the left side drain connection using the same procedure as for the right side drain connection Connecting a Drain Piping 1 Prepare a polyvinyl chloride PVC tube with an outer diameter of 26mm VP20 2 Pay attention to the position of the drain pipe Keep the down slope 1 25 to 1 100 Do not create an upper slope or...

Page 16: ... pipe as shown below Band Band Rear Side piping Rear Side piping 8 After completing the drain pipe work pour water into the drain pan and check to ensure that water flows smoothly 9 ELECTRICAL WIRING 9 1 ELECTRICAL WIRING CONNECTION FOR INDOOR UNIT CAUTION Use twisted shielded pair cable or shield pair cable for transmission wires between the indoor and the outdoor units and connect the shielded p...

Page 17: ...l Box Grille Knockout hole for wirings Transmission wires Power wires RCS Optional Connector 9 2 SETTINGS OF DIP SWITCHES Quantity and Position of Dip Switches Dips switches position is the following DSW6 DSW5 DSW4 DSW3 DSW7 RSW1 RSW2 CAUTION Before setting dips switches firstly turn off power source and set the position of the dips switches If the switches are set without turning off the power so...

Page 18: ...16 RSW1 ON 1 2 3 4 5 6 Indication Use flathead driver Nº 1 PIN is on Fix to 6 DSW5 and RSW2 Refrigerant Cycle No Setting Setting is required Setting position before shipment in DSW5 RSW2 ON 1 2 3 4 5 6 Here is set DSW5 and RSW2 before shipment up to 63 can be set Ex Setting 5 system RSW2 ON 1 2 3 4 5 6 All pins are OFF Fix to 5 DSW4 Unit Model Code Setting No setting is required This switch is uti...

Page 19: ...ontrol Switch Selected ON 1 2 NOTE The mark indicates position of dips switches Figures show setting before shipment or after selection 10 MAINTENANCE Do not operate the system without the air filter to protect the indoor unit heat exchanger against being clogged Turn OFF the main power switch before taking out the filter The previous operation mode may appear The indication FILTER is shown on the...

Page 20: ...vacuum cleaner or let water flow onto the air filter for removing the dirt from the air filter CAUTION Do not use hot water higher than approximately 40ªC 2 Dry the air filter in the shade after shaking off moisture 3 Do not use cleaner or other chemicals 10 3 RESET OF FILTER INDICATION After cleaning the air filter press the RESET button The FILTER indication will disappear and the next filter cl...

Page 21: ...glish speaking people If this is not the case the customer should add safety caution and operating signs in the native language of the personal This air conditioner has been designed for the following temperature Operate the air conditioner within this range Temperature Maximum Minimum Cooling Mode Indoor 32 C DB 23 C WB 21 C DB 15 C WB Outdoor 46 ºC DB 5 C DB Heating Mode Indoor 27 C DB 15 C DB O...

Page 22: ... Operation Check to ensure that all the stop valves are fully opened and no obstacle exists at the inlet outlet sides before start up and during the operation Maintenance Periodically check the high pressure side pressure If the pressure is higher than the maximum allowable pressure stop the system and clean the heat exchanger or remove the cause Maximum Allowable Pressure and High Pressure Cut ou...

Page 23: ... safety and lift it up smoothly Do not remove any packing materials Hang the unit under packing condition with two ropes For safety reasons ensure that the outdoor unit is lifted smoothly and does not lean Gross Weight kg Model 8 14 kW 90 0 7 1 0 m 60º 13 BEFORE OPERATION CAUTION Supplyelectricalpowertothesystemforapproximately 12 hours before start up or a long shutdown Do not start the system im...

Page 24: ...void frost formation on the indoor heat exchanger Automatic restart after power failure If the power supply is interrupted for short periods of time up to 2 seconds the Remote Control switch will retain the settings and the unit will restart when the power is restored IfAutomatic Restart is required after periods of lost power supply in excess of 2 seconds please contact your distributor optional ...

Page 25: ...efrosting operation ice on the outdoor heat exchanger is melted resulting in making steam Dew on Air Panel When the cooling operation continues for a long period of time under high humidity conditions higher than 27 C DB 80 R H dew can form on the air panel Dew on Cabinet When the cooling operation continues for a long period of timer higher than 27 C DB 80 R H dew can form on the cabinet Sound fo...

Page 26: ...ble still remains If the trouble still remains even after checking the above items contact your service contractor and inform the following data Unit Model Name Content of Trouble Alarm Code no on Liquid Crystal Display NOTE Except for a long period of shutdown keep the main switch ON since the oil heater is energised when the compressor is stopped ...

Page 27: ...at exchanger 4 Propeller fan 5 Fan motor 6 Strainer 7 Distributor 8 Reversing valve 9 Micro computer control expansion valve 10 Solenoid valve for hot gas 11 Stop valve for gas line 12 Stop valve for liquid line 13 Check Joint 14 Electrical box 15 High pressure switch for protection 17 Pressure switch for control 18 Silencer 19 Crankcase heater 20 Vibration absorbing rubber 3pcs 21 Air outlet 22 A...

Page 28: ... E Discharge gas thermistor F Pipe thermistor No Part name 1 Compressor 2 Heat exchanger 3 Accumulator 4 Micro Computer control expansion valve 5 Reversing valve 6 Solenoid valve for gas bypass 7 Strainer 8 Distributor 9 Check joint 10 High pressure switch for protection 11 Pressure switch for control 12 Stop valve for gas line 13 Stop valve for liquid line 14 Silencer R410A 4 15 MPa or cooling fo...

Page 29: ... and nontoxic cleaning liq uid Use of inflammable agent may cause explosion or fire Work with sufficient ventilation for working in an enclosed space may cause oxygen deficiency Toxic gas may be pro duced when cleaning agent is heated to high temperature by e g being exposed to fire Cleaning liquid shall be collected after cleaning Pay attention not to clamp cables when attaching the service cover...

Page 30: ... com l P 90 216 484 2222 17 2 Installation space Unit mm Blocked in Inlet Side Upper Side Open Single Installation Multiple Installation Two units or more 200 or more of the back space is acceptable when the right and left sides are open Allow 100 mm of space between units Leave open both right and left sides ...

Page 31: ...tween units Leave open both right and left sides No more than 2 units for multiple installation The length A is as shown in the following table L A 0 L 600 or greater 1400 or greater When L XVH D EDVH IRU RXWGRRU XQLW WR PDNH L Close the base not to allow the outlet air bypassed Outlet Side Blocked Upper Side Open Single Installation Multiple Installation Two units or more Allow 100 mm of space be...

Page 32: ...d morning Therefore avoid draining in an area that people often use because it is slippery Space for downward piping space Nº Description 1 Outdoor Unit 2 3 Mortar Hole Ø100xDepth 150 4 Anchor Bolt M10 Ø12 5 Hole 5 Drainage Wide 100xDepth 150 6 Drainage 7 Vibration proof rubber N O T E When the mark dimension is secured piping work from bottom side is easy without interference of foundation 5 The ...

Page 33: ...8 14 kW l 33 70 mm Base width of outdoor unit Outdoor unit is unstable Frame 60mm Frame with Field supplied INCORRECT CORRECT Outdoor unit is stable 70 mm Base width of outdoor unit Frame 100mm or more Metal plate Recommended Metal Plate Size Field Supplied Material Hot Rolled Mild Steel Plate SPHC Plate Thickness 4 5 T ...

Page 34: ... Fix the unit in a location without walls or windbreak and likely exposed to a blast of wind to the front and back Installing location where the unit will be exposed to strong wind Follow the instructions below to install on the rooftop or a location without sur rounding buildings where strong wind is expected against the product 1 Choose a location where the outlet or inlet side of the product wi...

Page 35: ...ing to prevent moisture and particle contamination Do not use insulation material that contains NH3 because it can damage cooper pipe material and can be a source of future leak age Completely insulate both refrigerant gas piping and liquid piping between the indoor unit s and the outdoor unit If not insulated dew will ocur on the piping surface 18 2 SUSPENSION OF REFRIGERANT PIPING Suspend the re...

Page 36: ...cutting along the guideline at the rear of the cover or punching with a driver Remove the burr with a cutter and place a insulation field supplied to protect cables and pipes picture as example No Description 1 Rear side piping work 2 Pipe Cover 3 Right side piping work 4 Bottom side piping work Knock out hole 5 Front side piping work 6 Piping work 7 Stop Valve 8 Removing Direction for Service Cov...

Page 37: ...racking or conduit tubes check the size and remove part following the slit N O T E Place insulation field supplied to protect cables and pipes from being damaged by plate edges For the downward piping Gas piping Knock out hole Bottom base Cables Liquid piping N O T E Cables shall not contact directly to the pipes For the rear side piping Rear Cover N O T E Remove the rear pipe cover under the rear...

Page 38: ...nt pipes to the indoor unit and outdoor unit Apply the oil thinly at the seat flare nut and pipe before tightening The required tightening torque is as follows Pipe Size Tightening Torque Nm Ø 6 35 mm 1 4 20 Ø 9 53 mm 3 8 40 Ø 12 70 mm 1 2 60 Ø 15 88 mm 5 8 80 Ø 19 05 mm 3 4 100 6 After connecting the refrigerant piping seal the open space between knockout hole and refrigerant pipes by using insul...

Page 39: ...ting 90 degrees at the ball valve part Rotate the shaft until the pin touches the stopper Do not apply the extra force Use a slotted screwdriver to control the shaft Do not leave the ball valve partly open b Opened Do not apply two spanners at this position If applied leakage will occur Stop valve Spindle type Flare nut Use two spanners here for pipe con nection Do not work with two spanners here ...

Page 40: ...g Operate the vacuum pump for 1 to 2 hours until the pres sure decreases lower than a pressure of 756 mmHg in vacuum For charging refrigerant connect the gauge manifold us ing charging hoses with a refrigerant charging cylinder to the check joint of the liquid line stop valve Charge the proper quantity of refrigerant according to the piping length Calculate the quantity of the refrigerant charge F...

Page 41: ...t leakage 18 5 Caution of the pressure by check joint When the pressure is measured use the check joint of gas stop valve A and use the check joint of liquid piping B in the figure below At that time connect the pressure gauge according to the following table because of high pressure side and low pressure side changes by operation mode NOTE Be careful that refrigerant and oil do not splash to the ...

Page 42: ...h less than 5 m consult your distributor 18 7 ELECTRICAL WIRING CONNECTION FOR OUTDOOR UNITS The electrical wiring connection for the outdoor unit is shown in figure below 8 14 kW Power supply 1 230V Control cable 5V Table for Terminal Connection between units Wiring System Units type Connection of terminals Power Supply DC inverter O U to O U L1 to L1 L2 to L2 L3 to L3 N to N I U to I U L1 to L1 ...

Page 43: ...W l 43 18 7 3 Setting of DIP Switches for Outdoor Unit Quantity and Position of DIP Switches The location is as follows DSW1 For Test Run Factory setting DSW2 Optional Function Setting Factory setting 3LSLQJ OHQJWK P 3LSLQJ OHQJKW P Optional function setting Optional function setting 1 2 4 6 ON WHUQDO LQSXW RXWSXW VHWWLQJ PRGH ...

Page 44: ...tting Cancellation In the case that the outdoor units quantity in the same H LINK is 2 or more set No 1 pin of DSW5 at OFF side from the 2nd refrigerant group outdoor unit If only one outdoor unit is used no setting is required Refrigerant Cycle No Setting DSW6 Optional function setting IVX series only For individual operation factory setting position For IVX series For simultaneous operation DSW4...

Page 45: ...ing for the last digit 0 9 8 7 654 3 2 1 1 2 DSW5 1 2 DSW5 1 2 DSW5 1 2 DSW5 H LINK H LINK H LINK 18 7 4 System installation DIP Switch Setting Dip Switch Setting of Indoor PCB and Outdoor PCB for H LINK II It is required to set dip switches of every indoor unit and outdoor unit and match of the transmission circuit impedance Dip Switch Setting Example ...

Page 46: ...r Unit Refrigerant Cycle DSW4 RSW1 DSW4 RSW1 For setting refrigerant cycle address of Outdoor Unit Set the DSW4 and RSW1 not to overlap the setting of other Outdoor units in the same H LINK system Terminating Resistance DSW5 For matching impedance of transmission circuit set the DSW5 accord ing to the quantity of outdoor units in the H LINK system Indoor Unit Refrigerant Cycle DSW5 RSW2 DSW5 RSW2 ...

Page 47: ... are fully opened and then start the system Check to ensure that the switch on the main power source has been ON for more than 12 hours to warm the compressor oil by the oil heater Pay attention to the following items while the system is running Do not touch any of the parts by hand at the discharge gas side since the compressor chamber and the pipes at the dis charge side are heated higher than 9...

Page 48: ... the Technical Catalog of the unit and ensure that the components comply with national and local codes N O T E For more reference check Troubleshooting chapter on Opera tion Part For twin triple and quad check the indoor unit outlet air tem perature at test run If the temperature difference is large aprox 10 deg or more cooling 20 deg or more heating recheck the refrigerant piping Installation may...

Page 49: ...able terminal board of Remote Control switch and indoor unit 2 Contact of Terminals of Remote Control Cable The connecting wires of power supply line are incorrect or loosened 3 Connection Order of each Terminal Board 4 Screw Fastening of each Terminal Boards Counting number of connected units is incorrect The power source of Outdoor Unit is not turned ON The operating line wiring between indoor u...

Page 50: ...stops The connection of thermistor or other connectors are incorrect Tripping of protector exists or else Check by the abnormality mode table in the Technical Catalogue Do it by serv ice people The operation lamp Flickers 1 Time 1s Unit No 00 Alarm Code and Unit Code E00 The unit does not start The connection of the remote control cable between Indoor Units is incorrect Check by the abnormality mo...

Page 51: ...nnected with one remote control switch all the units start test run opera tion at the same time therefore turn the power source OFF for the indoor units not to operate test run In this case the TEST RUN indication of the remote abnormal The setting of DSW1 is not required for the test run from the remote control switch Manual OFF of Compressor 1 Setting Compressor Manual OFF Set DSW1 4 ON Compress...

Page 52: ... 50 30 75 30 Working Range cooling heating C 5 C 46 db C 20 C 15 wb C Restrictions apply please refer to Technical Catalogue 1 Sound power level is the A weighted sound power level dB A measured at standard rated conditions for the cooling mode operation in accordance to EN12102 2 Data calculated in accordance to prEN14825 and the Commission Communication 2012 C 172 01 3 Nominal load efficiency Co...

Page 53: ...rm Code Indication of Remote Control Switch Abnormal Indoor Unit No Abnormal Ref Cycle No Alarm Code Model Code Connected No of Indoor Units Alarm Code Model Code Indication Model Heat Pump COOL MED ADDS RN A C ALARM Indicated for a sec ond alter nately COOL MED ADDS RN A C ALARM Inverter Multi Set Free Cooling Only Others 2 3 and 4 indoor units system P ...

Page 54: ...ure Sensor 22 Out door Air Thermistor 24 Evaporating Thermistor 31 System Incorrect Setting of Outdoor and Indoor Unit Incorrect Setting of Capacity Code 35 Incorrect Setting in Indoor Unit No tions 38 Abnormality of Protective Circuit in Outdoor Unit Failure of Indoor Unit PCB Incorrect wiring Connection to PCB in Indoor Unit 45 Pressure Activation of High Pressure Increase Protection Device Over...

Page 55: ...www canovate com l info canovate com l P 90 216 484 2222 Can BREEZE Operating and Maintenance Cooling Unit Instructions 8 14 kW l 55 ...

Page 56: ... The information contained herein is subject to change without notice The only warranties for Canovate products and services are set forth in the express warranty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty Canovate shall not be liable for technical or editorial errors or omissions contained herein www canovate com l ...

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