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Appendix C (Refrigeration) WO2-2-10000

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WO2-2-10000

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Содержание Koolant Koolers WO2-2-10000

Страница 1: ...Original Instructions 800 968 5665 dimplexthermal com User Manual...

Страница 2: ...fic drawings that have shipped with the unit When contacting the factory for service or replacement parts reference your CHILLER s serial and model numbers These can be found on the data tag on the CH...

Страница 3: ...Checking for Shipping Damage 9 Transportation 9 Uncrating 9 Installation 10 Internal Access 10 Connections 14 6 2 1 Electrical 14 6 2 2 Coolant plumbing 15 Coolant Reservoir Filling 16 Installation Ch...

Страница 4: ...l 36 Revisions 37 Appendix A Plumbing 38 Appendix B Pump Curve 39 Appendix C Refrigeration 40 WO2 2 5000 40 WO2 2 7500 41 WO2 2 10000 42 Appendix D Warranty 43 Warranty Coverage 43 What is Included 43...

Страница 5: ...ual Level Indicator Marks 16 Figure 10 Controller Restart Warning 22 Figure 11 Controller Home Page 22 Figure 12 Controller Main Menu Pg1 23 Figure 13 Controller Main Menu Pg2 23 Figure 14 Controller...

Страница 6: ...ions 3 Table 3 Labels 4 Table 4 Chiller Air Intake and Exhaust Requirements 7 Table 5 Standard Fitting Losses in Equivalent Feet of Pipe 15 Table 6 Chiller Plumbing Connections 15 Table 7 Troubleshoot...

Страница 7: ...e to all other local codes as applicable The only way to isolate all power from the unit is to turn the chiller s main disconnect to its OFF position This should only be performed when intending to se...

Страница 8: ...umps from running dry Variable speed fans Fans adjust rotational speed to provide optimal airflow through the condenser Flow switch Flow switch ensures flow is maintained while the unit is running Tab...

Страница 9: ...5 6kW 10hp 7 5kW Refrigerant R407c Number of Refrigeration Circuits 2 Nominal Refrigerant Charge Each Circuit 29lb 13 2kg Plumbing Number of Pumps 2 Pump Motor Power 5 5hp 4 1kW Nominal Flow Rate 36g...

Страница 10: ...bels Symbol Description Symbol Description Caution Fan Starts Automatically Do No Remove Guards Tank Level High Prop65 Warning Tank Level Low Tank Drain Fluid Outlet Fluid Inlet Arc Flash Warning Arc...

Страница 11: ...onents Figure 1 Exterior Components Figure 2 Exterior Components Electrical Enclosure Side LOWER DOORS AIR INTAKE FILTERS BLOCKER DOOR BOLTS EACH SIDE FLUID OUTLET 2 FPT FLUID INLET 2 FPT TANK DRAIN T...

Страница 12: ...Installation Guidelines 6 Overall Dimensions Figure 3 WO2 2 5000 Overall Dimensions Figure 4 WO2 2 7500 WO2 2 10000 Overall Dimensions 134 5 44 0 87 7 96 5 44 0 134 5...

Страница 13: ...take side of the chiller Avoid installing deflectors that redirect air to the air intake side of the chiller or installing ducting that directly connects to the chiller s top The chiller uses axial fa...

Страница 14: ...2 2 7500 WO2 2 10000 Required Clearances MINIMUM 8FT VERTICAL CLEARANCE OBSTRUCTION OBSTRUCTION MINIMUM 3FT CLEARANCE ON DOOR SIDE OBSTRUCTION MINIMUM 6FT CLEARANCE ON FILTER SIDE OBSTRUCTION MINIMUM...

Страница 15: ...e is risk of tilting or falling when moved Transportation of the chiller must only be performed by trained and qualified personnel using appropriate equipment Ensure that the chiller is securely posit...

Страница 16: ...Installation 10 Installation Internal Access Figure 6 Internal Access LOWER DOOR RETAINERS BLOCKER BLOCKER AIR FILTER AIR FILTER AIR FILTER AIR FILTER DOOR DOOR DOOR DOOR AIR FILTER RETAINERS...

Страница 17: ...Installation 11 Figure 7 Removal or Doors Blockers 3 8 DOOR BOLT 3 8 BLOCKER BOLT BLOCKER DOOR...

Страница 18: ...Installation 12 Figure 8 Removal of Lower Doors LATCHES...

Страница 19: ...om the door side 1 To access the pumps a Use a slotted screwdriver to turn the Lower Door Retainer on the left of the door clockwise and the Lower Door Retainer on the right counterclockwise b Gently...

Страница 20: ...The data tag is found on the front of the electrical enclosure If a remote display is provided with the unit install the provided 150 foot communications cable between the chiller electrical panel and...

Страница 21: ...90 Street Elbow 8 2 2 45 Standard Elbow 2 6 2 45 Street Elbow 4 5 2 Globe Valve 55 0 2 Gate Valve 2 3 2 Angle Valve 24 0 The chiller has the following plumbing connections Table 6 Chiller Plumbing Con...

Страница 22: ...aterials will lead to excessive corrosion Coolant Reservoir Filling When the chiller s plumbing connections have been completed the reservoir must be filled with 50 water and 50 glycol To fill the chi...

Страница 23: ...sted above to fill the connecting hoses and the chillers internal plumbing components Additional coolant will most likely be required if the chiller is being commissioned for the first time after the...

Страница 24: ...n power is wired correctly Incoming power ground wire is connected to ground lug on electrical panel Chiller has been energized main disconnect turned to ON position for at least 8 hours prior to firs...

Страница 25: ...power for correct sequence If incoming power is present check any faults on the master controller Reset any faults which may be present 9 Proceed to run the chiller pump for five minutes or more to a...

Страница 26: ...eference source not found Press the Enter key again to move the cursor over the SWITCH OFF Press the key to change the status to SWITCH ON Press the Enter key to turn the machine on 7 2 3 Enabling Dev...

Страница 27: ...key and you will b e taken to the Alarm Log page where you can view the alarm history 7 2 6 Sequence of Operation Upon system start with all compressors and pumps enabled a brief delay will occur and...

Страница 28: ...Operation 22 Figure 10 Controller Restart Warning Figure 11 Controller Home Page...

Страница 29: ...Operation 23 Figure 12 Controller Main Menu Pg1 Figure 13 Controller Main Menu Pg2 Figure 14 Controller Main Menu Pg3...

Страница 30: ...Operation 24 Figure 15 Controller On Off Menu Figure 16 Controller Pump Enable Disable Menu...

Страница 31: ...Operation 25 Figure 17 Controller Setpoint Menu Figure 18 Controller Alarm Menu...

Страница 32: ...mpressor starts but trips on internal protector 1 High suction or discharge pressure 2 Low line voltage 3 Bad motor windings The unit short cycles 1 Low refrigerant charge 2 Defective expansion valve...

Страница 33: ...tween servicing must be re established when operating conditions have changed 7 6 1 1 Inspect and clean the condenser coil and air intake filter Excessive buildup of dirt oil and or other debris on th...

Страница 34: ...The use of automotive anti freeze can affect the heat transfer of the system fluid flow and attack the pump seals WARNING Galvanized piping is not recommended because the zinc will react with the inhi...

Страница 35: ...terminals 22 Pump overload control term 5 Compressor contactor power 13 3 22 Compressor contactor control 8 9 13 Fused terminal 25 Disconnect wire terminal 35 Disconnect fuse screw 35 Disconnect shaft...

Страница 36: ...PRESSURE RELIEF VALVE COMPRESSOR 1A COMPRESSOR 2A TANK FILL CAP BRAZED PLATE HEAT EXCHANGER USED FOR BOTH CIRCUITS CIRCUIT 1 CIRCUIT 2 CONDENSER COIL 2 CONDENSER COIL 1 COMPRESSOR 1B COMPRESSOR 2B AIR...

Страница 37: ...Internal Components 31 Figure 20 Door Side PUMP 2 PUMP 1 FLOAT SWITCH...

Страница 38: ...ELIEF VALVE BRAZED PLATE HEAT EXCHANGER USED FOR BOTH CIRCUITS CONDENSER COIL 2 CONDENSER COIL 1 COMPRESSOR 1A COMPRESSOR 2A TANK FILL CAP COMPRESSOR 1B COMPRESSOR 2B AIR VENT HIGH PRESSURE SWITCH CIR...

Страница 39: ...CAP PRESSURE RELIEF VALVE BRAZED PLATE HEAT EXCHANGER USED FOR BOTH CIRCUITS CONDENSER COIL 2 CONDENSER COIL 1 COMPRESSOR 1A COMPRESSOR 2A COMPRESSOR 1B COMPRESSOR 2B AIR VENT HIGH PRESSURE SWITCH CI...

Страница 40: ...h a Tank Heater Tank heaters are mounted on the front of the tank with an over temperature switch mounted directly above it Figure 23 Tank Heater Figure 24 Tank Heater Control Box OVERTEMP SENSOR MOUN...

Страница 41: ...106 Fan 5005778 5006484 Crank Case Heater 709679 High P Switch 708124 Low P Switch 710959 Discharge Temp Sensor 712641 Liquid Line Temp Sensor 712641 Suction Line Temp Sensor 5002920 Liquid Line P Tra...

Страница 42: ...ted 2 Access pumps from lower doors 3 Remove wiring 4 Close ball valve 5 Remove flange clamps 6 Remove 3 8 mounting bolts 7 Slide pump assembly out from retention tabs and remove Figure 25 Pump Remova...

Страница 43: ...sions 37 Revisions Rev Description By Date A Initial Release B Post 3 16 21 B FN063 to ZN063 B Post 4 27 21 C Add spare parts list B Post 7 15 21 D Update WO2 2 7500 and WO2 2 10000 images B Post 9 16...

Страница 44: ...Appendix A Plumbing 38 Appendix A Plumbing...

Страница 45: ...Appendix B Pump Curve 39 Appendix B Pump Curve...

Страница 46: ...Appendix C Refrigeration WO2 2 5000 40 Appendix C Refrigeration WO2 2 5000...

Страница 47: ...Appendix C Refrigeration WO2 2 7500 41 WO2 2 7500...

Страница 48: ...Appendix C Refrigeration WO2 2 10000 42 WO2 2 10000...

Страница 49: ...Please refer to R M002 for detailed instructions on the above visits What is Not Included Any failure that is not related to the chiller i e site power failure site plumbing leaks environmental cause...

Страница 50: ...customer is responsible for the extra charges incurred Warranty Parts All replacement parts under warranty must come from Dimplex Thermal Solutions When it is necessary for DTS to replace parts which...

Страница 51: ...of operation are 8 00 a m to 5 p m EST Monday to Friday Website https www dimplexthermal com Service Support Team medicalservice dimplexthermal com 800 968 5665 ext 710 269 349 6800 Parts Department...

Страница 52: ...nt In order to provide a reliable chiller service network across North America please register the chiller s site location with our inside service team The team will map your location and make efforts...

Страница 53: ...Appendix G Chiller Registration 47...

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