Install and Service Manual - OceanAire Aquacooler - OWC
Contents
1. PUMP AC FAN COM RUN PUMP L 2 L 1 L 4 L 2 12 14 460V 3 Phase COMPRESSOR COMP CONTACTOR MONITOR CONDENSATE SAFETY SWITCH 230 V 0000 T HIGH VOLTAGE 460 V TRANSFORMER AX IN THREE PHASE PUMP LOW VOLTAGE HIGH VOLTAGE D VERIFY CORRECT COMPRESSOR ROTATION W WATER COOLED SPOT COOLER G Receptacle MODELS OWC3634 OWC6034 Plug L16 20P 460 V 3 PHASE MANUFACTURER S LIMITED WARRANTY The Manufacturer OceanAire Inc warrants to the original owner that the Product will be free from defects in material or workmanship for a period not to exceed one 1 year from date of installation If upon examination by the Manufacturer the Product is shown to have a defect in material or workmanship during the warranty period the manufacturer will repair or replace at its option that part of the Product which is shown to be defective The Manufacturer further warrants that the product s compressor motor will be free from defects in materials and workmanship for five 5 years from the date of installation If upon examination by the Manufacturer the Compressor Motor is shown to have a defect in materials or workmanship during the warranty period the Manufacturer will repair or replace at its option that compressor which is shown to be defective Electrical parts such as relays overloads capacitors etc and the sealed refrigeration system2. ollololelelolelelo E CONTACTOR pwgpoee N N T l RUN 2 jeg l EVAP MOTOR lq l 230 V COND THREE PHASE PUMP l MONITOR CONDENSATE SAFETY SWITCH ni LOW VOLTAGE HIGH VOLTAGE VERIFY CORRECT COMPRESSOR ROTATION WATER COOLED SPOT COOLER G Receptacle MODELS OWC3632 Plug L15 20P 208 230 V 3 PHASE 26 OUTSIDE TEMP CONDENSATE COOLING ONLY SENSOR SAFETV SWITCH DISPLAV Ee HP RESET SWITCH Ext ESQ ES OAT H20 DISPLAV 208 230V Single Phase COMPRESSOR POWER MODULE OC COMP COMP PUMP VALVE AC Ac FAN FAN COM RUN PUMP L 2 L 1 L 4 L 2 L 2 14 RUN Se LOW VOLTAGE HIGH VOLTAGE WATER COOLED SPOT COOLER MODEL OWC6012 208 230 V SINGLE PHASE G Plug 6 30P Receptacle 27 OUTSIDE TEMP COOLING ONLV SENSOR DISPLAY RESET SWITCH ALT AIR DISPLAV POWER MODULE 150 PUMP VALVE AC FAN FAN COM RUN PUMP L 2 L 1 L 1 L 2 1 2 1 1 208 230V 3 Phase COMPRESSOR COMP CONTACTOR 6 THREE PHASE MONITOR CONDENSATE SAFETV SWITCH mmm LOW VOLTAGE HIGH VOLTAGE VERIFY CORRECT COMPRESSOR ROTATION in WATER COOLED SPOT COOLER G Receptacle MODELS OWC6032 Plug L15 30P 208 230 V 3 PHASE 28 OUTSIDE TEMP COOLING ONLV SENSOR DISPLAY HP RESET SWITCH ALT AIR DISPLAY POWER MODULE 150
3. button to scroll through the programmable parameters P1 through P16 7 If no buttons are pushed the display will then return to the OFF position after about 50 seconds PROGRAMMING PARAMETERS P1 High Fan Speed Limit Setting P2 Low Fan Speed Limit Setting P4 Temperature Sensor Calibration P10 Temperature Display F or C P13 Supply Fan Operation Cycling or Continuous P15 Fan Motor Type Setting PSC or Shaded Pole 7 To cycle the evaporator fan with the compressor access code P P1 P2 To adjust fan speed settings P1 represents the high fan speed parameter while P2 represents the low fan speed parameter When using nozzle kits discharge duct adapters and evaporator plenums setting P1 to 85 will help to avoid freeze ups P4 Adjust the P4 setting to match the actual INSIDE room temperature if needed P10 Use this parameter to display temperatures in the desired units P13 To cycle the evaporator fan with the compressor access code P 13 Press the up or down button to switch to CYC which means cycle the fan with the compressor The factory default setting is CON which means continuous fan operation P15 Fan Motors are PSC type SC should be selected 8 Press POWER you should see a code A followed by numbers Press POWER and the unit will start at the new settings 16 AQUACOOLER PROGRAM PARAMETERS CODE SETTINGS P1 85 P2 35 P1 70 P2 50 P1 85 P2 40 P1
4. SUCTION LINE EVAPORATOR BLOWER O gt ACCESS gt lt VALVES CONDENSER COIL COMPRESSOR PIPING SCHEMATIC Water Cooled Spot Cooler 22 Three Phase Monitor Three Phase units can be equipped with monitors for motor protection The Oceanaire Three phase Monitor safeguards the unit against incorrect compressor rotation low voltage and or loss of power in anv one of the power legs The monitor is installed in the control box and is equipped with an LED for diagnosis of an improper electrical condition see diagrams below When power is connected the thermostat WILL NOT power up until the monitor start delay has been timed out If the thermostat does not power up an electrical condition mav need to be addressed Remove the control box cover and check the observe the LED on the phase monitor The LED signals the following GREEN BLINKING Start delay 120 sec GREEN Proper Operation RED GREEN BLINKING signals reverse phase rotation Switch any two of the power leads for the unit NOT THE MONITOR LEADS and re start RED BLINKING signals improper voltage and or phase loss Correct the power problem then re start the unit In the event of a power interruption the unit will re set to a start up condition The Phase Monitor will not allow the unit to start until power is corrected NOTICE UNIT IS EQUIPPED WITH 3 PHASE POWER MONITOR WITH LED LED INDICATION GREEN BLINKING START DELAY GREEN PRO
5. 1 Disconnect the unit power 2 Remove the unit back panel and locate the water regulat ing valve in the lower right region of the unit 3 Locate the water valve adjustment screw At the top of the valve there is a square shaped adjustment screw 4 Turn the adjustment screw 1 4 turn re start the unit and observe operation to see if the chattering goes awav Make 1 4 turn adjustments and observe the unit operation until the condition goes awav 5 Close up the unit and POWER High Pressure Reset Switch Water Valver Control Box Compressor 18 Water Valve Adjustment Screw d w 40 Evaporator Blower Evaporator Coil Condensate Pump OWC INTERIOR A 1 2 3 FO 20 No Nw gt w 5 REPLACEMENT PROCEDURE FOR PARTS IT IS RECOMMENDED THAT ALL OCEANAIRE UNITS BE SERVICED BV A LICENSED TECHNICIAN WARNING TO AVOID INJURY DISCONNECT UNIT POWER PRIOR TO SERVICING FAN MOTORS Remove cabinet s left side panel when looking at the front of the unit Evaporator fan motor disconnect evaporator motor wires from evaporator fan contactor and fan speed rocker switch For all model sizes 12 18 and 36 remove the screws securing motors and inlet ring to blower housings all screws are external and visible and remove blower wheel motor assembly Remove the blower wheel set screw and disassemble the blower wheel from the motor shaft and rem
6. condenser and evaporator are included in the one year limited warranty but not with the five year limited warranty of the compressor This limited warranty does not apply a if the Product has been subjected to misuse or neglect has been accidentally or intentionally damaged has not been installed maintained or operated in accordance with the furnished written instructions or has been altered or modified in any way b to any expenses including labor or material incurred during removal or reinstallation of the Product c to any workmanship of the installer of the Product This limited warranty is conditional upon i shipment to the Manufacturer of that part of the Product thought to be defective Goods can only be returned with prior written approval from the Manufacturer All returns must be freight prepaid ii determination in the reasonable opinion of the Manufacturer that there exists a defect in material or workmanship Repair or replacement of any part under this Limited Warranty shall not extend the duration of the warranty with respect to such repaired or replaced part beyond the stated warranty period THIS LIMITED WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES EITHER EXPRESS OR IMPLIED AND ALL SUCH OTHER WARRANTIES INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED AND EXCLUDED FROM THIS LIMITED WARRANTY IN NO EVENT SHALL THE MANUFACTURE
7. Ui m amp s III Lee v Y BM C MODE Equivalent Feet 6 ws 11 ACCESSORIES Hose Kit HK Hose kits are available in lengths of 10 25 and 40 feet Each hose kit allows for conven ient installation of the AQUACOOLER while allowing for portabilitv within the allowable space NOTICE When using these hoses in applications with water pressures exceeding 50 PSIG a water pressure reducing valve must be installed in the water supply line prior to the hose kit otherwise warranty on the hose kits will be void All hose kits have FEMALE flare connectors to match the MALE flare fittings on the units see chart below The WATER IN connector consists of a 3 4 hose barb WATER OUT and DRAIN condensate have no fitting and can be fed to a sink or permanent drain When using a hose kit avoid sharp corners hot water pipes and kinking to assure proper water flow of the supply and return lines Included with the hose kit is a sink faucet adapter Flare Conn Hose Kit Length IN OUT DRAIN OWC12 OWC18 OWC24 OWC36 0 mA we fan 09090 v v _ mmy v vi EE ms L I wa em mm he Hose Kit 12 OPTIONS In some applications units can be manufactured with optional components for added performance and longevitv Below are a few of the AQUA COOLER options that are available for units Consult vo
8. 85 P2 45 NOTICE Program Parameters are NOT controller default values They are Oceanaire Factory Settings DISPLAY FAULTS LAC Low AC line power AAA Failed Air Sensor unit will not run CON Emptv Condensate Bucket Units with a bucket Condensate Pump Over Flow Alarm Units with pump High Pressure Cut Out Low condenser water supplv correct problem and re set unit at HP RESET TO CHECK THE NUMBER OF HOURS ON THE UNIT 1 Disconnect unit power and reconnect unit power 2 When 888 appears in displav push and release the arrow down button 3 The first set of numbers displaved reads thousands of hours 02 2000 04 4000 hours 00 means less than 1000 hours 4 The second set of numbers read hours directiv 58 58 hours 742 742 hours 6 Add the 2 number sets together to get total hours 03 and 486 3486 hours 01 and 59 1059 hours TOTAL HOURS REPRESENTS COMPRESSOR RUN TIME 17 WATER VALVE ADJUSTMENT All AQUACOOLER units come equipped with automatic pres sure regulated water valves that control the condenser water flow rate The water valves will open when the svstem is running and will adjust the water flow rate as required bv the air conditioning svstem In some cases water temperatures can cause the valve to open and close at a high rate causing a chattering condition in the water supplv line In these cases it is recommended that the water valve be adjusted
9. The approximate extended length is 32 nches 2NK 3 for model OWC36 with 2 8 inch diameter nozzles with an approximate compressed length of 20 inches The extended length is approximately 29 inches NK 3 for OWC60 with 2 8 inch diameter nozzles with an approximate compressed length of 20 inches The extended length is approximately 29 inches The nozzle kits come pre assembles with the nozzles secured to a mounting plate and with edge guards By removing the AQUACOOLER discharge grill one can insert the nozzle kit into the opening without the use of tools Nozzle Kits 13335111111 ACCESSORIES EVAPORATOR RETURN AIR PLENUM DEP Evaporator return air plenums are available for installations where it is required to duct air to the inlet of the evaporator The evaporator return air plenums allow the user to connect round duct flexible or rigid to the return air intake to reduce air noise and increase the number of options for solving difficult cooling problems The plenum attaches to the front of the unit replacing the return air grill Refer to the table below for configuration and application information DEP 10 for OWC12 transitions the return air opening to a 10 inch round duct DEP 12 for OWC18 and OWC24 transitions the return opening to a 12 inch round duct DEP 16 for OWC36 and OWC60 transitions the return opening to a 16 inch round duct NOTE When a DEP is installed it is recommended to set the evaporator blow
10. USE OF EXTENSION CORDS CAUTION FOR MODEL OWC1211 AND OWC1811 AN EXTENSION CORD CAN BE USED PROVIDED IT IS RATED AT LEAST 15 AMPS 115 VOLTS WITH GROUNDING TYPE ATTACHMENT PLUG AND GROUNDING TYPE CONNECTOR LOAD FITTING FOR MODELS OWC2412 and OWC3612 AN EXTENSION CORD CAN BE USED PROVIDED IT IS RATED AT LEAST 20 AMPS 250 VOLTS WITH GROUNDING TYPE ATTACHMENT PLUG AND GROUNDING TYPE CONNECTOR LOAD FITTING FOR MODEL OWC6012 AN EXTENSION CORD CAN BE USED PRO VIDED IT IS RATED AT LEAST 30 AMPS 250 VOLTS WITH GROUND ING TYPE ATTACHMENT PLUG AND GROUNDING TYPE CONNECTOR LOAD FITTING FOR MODEL OWC3632 AN EXTENSION CORD MAY BEUSED PRO VIDED IT IS RATED AT LEAST 20 AMPS 250 VOLTS 3 PHASE FOR MODELS OWC6032_AN EXTENSION CORD MAY BEUSED PRO VIDED IT IS RATED AT LEAST 30 AMPS 9 250 VOLTS 3 PHASE FOR MODELS OWC3634 AND OWC6034 AN EXTENSION CORD CAN BE USED PROVIDED IT IS RATED AT LEAST 20 AMPS 600 VOLTS 3 PHASE SPECIAL NOTICE THREE PHASE OPERATION Models OWC3632 OWC3634 OWC6032 and OWC6034 All three phase AQUACOOLER models are equipped with a three phase monitor for added compressor protection The phase monitor located in the control box has multi color LED that reports status The monitor protects the compressor from reverse operation phase loss and low voltage situations Further description of the three phase monitor is located in the electrical section of the manual NOTICE DO NOT OPERATE ANY THREE
11. kits are available that can be used for connecting to a water supplv and drain while providing portabilitv within the conditioned space AQUACOOLER OPERATION DESCRIPTION EVAPORATOR ELECTRONIC FAN EE THERMOSTAT GRILL AND FILTER RETURN AIR INLET WATER OUT AQUACOOLER FRONT VIEW SERVICE CORD All AQUACOOLER Series units are equipped with the standard ten foot long service cord with plug configurations and receptacle requirements as shown in this chart OWC1211 OWC1811 OWC2412 and OWC3612 units come with LCDI Leakage Current Detection amp Interruption devices that serve as a means of electrical protection CAUTION DO NOT USE THE LCDI AS AN ON OFF SWITCH FOR THE UNIT All 3 phase models are equipped with locking plugs for added connection reliability Re fer to the chart below for plug and receptacle details for all AQUACOOLER models A DAMAGED LCDI POWER SUPPLY CORD MUST BE REPLACED WITH A NEW POWER SUPPLY CORD OBTAINED FROM OCEANAIRE AND NOT REPAIRED UNIT MODEL PLUG CONFIGURATION RECEPTACLE 115 VOLT OWC1211 15A 125 VOLT OWC1811 NEMA 5 15P 208 230 VOLT SINGLE PHASE NEMA 6 20R OWC2412 20A 250 VOLT OWC3612 NEMA 6 20P 208 230 VOLT SINGLE PHASE SANOIT NEMA 6 50R OWC6012 NEMA 6 30P 208 230 VOLT 3 PHASE 20 250 VOLT NEMA L15 20R OWC3632 NEMA L15 20P 208 230 VOLT 3 PHASE 30A 250 VOLT OWC6032 NEMA L15 30P NEMA L15 30R 460 VOLT 3 PHASE OWC3634 NET kont NEMA L16 20R OWC6034 16 20
12. the fan is started circulating the air and the air temperature is recorded by the controller The cooling cycle is started for one hour or until the room temperature drops 2 which ever comes first This cycle repeats every four hours 15 FAN SPEED The operator can select between AUTO and MANUAL fan speed control Pressing the FAN SPEED button will switch speed from AUTO to MANUAL In MANUAL mode pressing the FAN SPEED button will change fan speed from low to high In AUTO the fan speed is controlled automaticallv In cooling mode the controller automaticallv adjusts the fan speed to high and as the inside temperature approaches the set point the fan speed will reduce In heat mode the fan speed goes from low to high as the tempera ture approaches the set point TEMP SELECT Allows the operator to view the controller temperatures INSIDE re turn air temperature OUTSIDE supply air temperature SET POINT can be seen and adjusted by pressing A org CONTROLLER PROGRAMMING MENU 1 Make sure the unit has power 2 Pushing the POWER button turn the unit OFF 3 Press the following buttons in sequence S U D S 4 The display will begin flashing P1 and a number TEMP TEMP SELECT SELECT If there is no display repeat the sequence making sure the unit has power but is turned OFF 5 To adjust any program parameter press the ARROW UP A or ARROW DOWN W button until the desired value is displayed 6 Use the
13. OCEANAIRE AQUACOOLER Deluxe Portable Water Cooled Spot Cooler ENGINEERING INSTALLATION AND SERVICE MANUAL OWC Series R 410A Models UL us OC E A N AI R E 6228 Oakton Street Morton Grove IL 60053 Phone 847 583 0311 or 0317 Fax 847 583 0312 E Mail sales oceanaire inc com 1 866 GET AIRE 438 2473 www oceanaire inc com TABLE OF CONENTS PAGE GENERAL DESCRIPTION PRODUCT DATA AND SPECIFICATIONS 2 UNIT DESCRIPTION Standard Features 3 Applications Operation 4 in naaa Ei 5 Use of Extension Cords 6 0 errori nb cba 7 12 9 7 13 installatioti EE 14 Electronic Controller 15 17 SERVICE Water Valve Adjustment Unit Interior 18 Replacement Parts Procedure 19 Troubleshooting Guide 20 Preventive Maintenance 21 DIAGRAMS PIPING Schematji EE 22 Three Phase Monitor 23 Wiring 24 29 FORWARD This manual provides the user with basic details for the installation and operation of the Oceanaire Air Boss spot cooler It is recom mended to read and fully understand the instructions outlined within this manual before operating the AQUACOOLER unit As with all commercial air conditioning equipment it is r
14. PER OPERATION RED GREEN BLINKING PHASE REVERSAL RED BLINKING IMPROPER LEG VOLTAGE OR PHASE LOSS START DELAY 120 SECONDS CONTROL BOX LABEL THREE PHASE MONITOR 23 OUTSIDE TEMP COOLING ONLV SENSOR RESET SWITCH aeea VIA ji OAT H20 ALT AIR POWER MODULE OC COMP COMP PUMP ME AC AC FAN GEN COM RUN PUMP L 2 L 1 L 2 L 2 ceu RUN 230 COND A DISPLAV COMPRESSOR RUN CAP PUMP CONDENSATE SAFETV SWITCH WATER COOLED SPOT COOLER LOW VOLTAGE MODELS OWC1211 OWC1811 HIGH VOLTAGE 115V SINGLE PHASE Mu OWC2412 G 208 230V SINGLE PHASE 24 OUTSIDE TEMP CONDENSATE COOLING ONLV SENSOR SAFETV SWITCH DISPLAV Ee HP RESET SWITCH OAT H20 DISPLAY 208 230V Single Phase COMPRESSOR COMP COMP PUMP VALVE AC AC FAN FAN COM RUN PUMP L 2 L 1 L 2 m LOW VOLTAGE HIGH VOLTAGE WATER COOLED SPOT COOLER MODEL OWC3612 208 230 V SINGLE PHASE G Plug 6 20P Receptacle 25 OUTSIDE TEMP COOLING ONLV SENSOR DISPLAV weem o 177 1 LAT e T i L l l ri ALT AIR DISPLAV POWER MODULE E 208 230V 3 Phase 1 COMPRESSOR 1 COMP COMP PUMP VALVE AC AC FAN FAN COM RUN PUMP L2 LA LA L2 L2 LA
15. PHASE UNIT BY BY PASSING THE MONITOR THIS WILL VOID THE WARRANTY ACCESSORIES NK 1 NK 2 2NK 3 DDA 6 DDA 10 2DDA 16 DDA 16 AQUACOOLER UNIT OWC AQUACOOLER ACCESSORIES NOZZE KIT NK 1 2 X 4 Inch OWC12 NK 2 2X 6 Inch OWC18 24 2NK 3 2 8 iNCH OWC36 NK 3 2 8 OWC60 EVAPORATOR RETURN AIR PLENUM DEP 10 10 Inch Round OWC12 DEP 12 12 Inch Round OWC18 24 36 DEP 16 16 Inch Round OWC60 DISCHARGE DUCT ADAPTER DDA 6 6 Round OWC12 DDA 10 10 Inch Round OWC18 24 2DDA 16 16 inch Round OWC36 DDA 16 16 Inch Round OWC60 HOSE KIT 1 10 OWC 12 18 24 2 25 OWC 12 18 24 5 40 OWC 12 18 24 HK 3 10 OWC 36 60 4 25 OWC 36 60 6 40 OWC 36 60 ACCESSORIES DISCHARGE AIR NOZZLE KIT ASSEMBLY NK 2NK The optional discharge nozzle kits are used to direct the conditioned air to a specific tar get area By concentrating the airflow the nozzles increase the air velocity towards production lines to cool personnel or equipment In server rooms the nozzles can be used to induce airflow through the rack to remove the hot air from the area of the equip ment NK 1 for model OWC12 with 2 4 inch diameter nozzles with an approximate compressed length of 15 inches The approximate extended length is 21 inches NK 2 for models OWC18 and OWC24 with 2 6 inch diameter nozzles with an approximate compressed length of 22 inches
16. R BE LIABLE IN ANY WAY FOR ANY CONSEQUENTIAL SPECIAL OR INCIDENTAL DAMAGES OF ANY NATURE WHATSOEVER OR FOR ANY AMOUNTS IN EXCESS OF THE SELLING PRICE OF THE PRODUCT OR ANY PARTS THEREOF FOUND TO BE DEFECTIVE THIS LIMITED WARRANTY GIVES THE ORIGINAL OWNER OF THE PRODUCT SPECIFIC LEGAL RIGHTS YOU MAY ALSO HAVE OTHER RIGHTS WHICH MAY VARY BY EACH JURISDICTION USEFUL INFORMATION MODEL SERIAL DATE PURCHASED Oc E A N Al R 6228 Oakton Street Morton Grove IL 60053 Phone 847 583 0311 or 0317 Fax 847 583 0312 E Mail sales oceanaire inc com 1 866 GET AIRE 438 2473 www oceanaire inc com
17. START CAUSE Thermostat set point is too high REMEDY Make sure set point is lower than room temperature Look for a red dot to the right of the temperature displayed for cooling Note there is a delay for the compressor CAUSE Thermostat Loose display cable REMEDY Examine the thermostat for a loose cable connection Re seat the display cable CAUSE Condensate Alarm CON is displayed REMEDY Check condensate tank and empty tank or check condensate pump and make sure pump is working properly and that there is no kink in the drain line from the pump CAUSE High Pressure Cut Out CON is displayed Inadequate condenser water supply REMEDY Verify condenser water supply Check High Pressure Cut Out Switch Press Reset RED Button on back of unit Re start unit CAUSE Low Voltage LAC is displayed Check power supply for voltage outside the range of 106 126 volts on the 115 Volt units and 187 253 Volts on the 208 230 Volt units REMEDY Have power checked by electrician and repaired CAUSE Compressor relay failure REMEDY Replace power module CAUSE Compressor Contactor failure 3 and 5 ton units REMEDY Replace compressor contactor 20 PREVENTIVE MAINTENANCE AQUACOOLERs are designed to last a long time and to give maximum performance and reliabilitv with minimum maintenance To prolong the life of the unit regular maintenance must be performed as specified below BLOWER MOTORS The motors on a
18. are shipped on a skid and packaged in a triple wall carton for added protection In shipment some wear may occur on the packaging If the packaging is heavily damaged or broken file a claim with the freight company immediately Carefully unpack the unit and remove all wrapping materials Save all documentation and fill out the Warranty Card and mail it to Oceanaire BEFORE INSTALLING Check the air conditioner spot cooler for any damage All Oceanaire products are thoroughly inspected at the factory and carefully packaged If any damage is evident file a claim with the delivering carrier immediately ELECTRICAL REQUIREMENTS Check the nameplate located on the back of the unit to make certain that the proper power is available for the unit Refer to Specifications section for voltage and amperage requirements For proper NEMA receptacles refer to Electrical service plug configuration When using extension cords use the properly sized cord and check cord voltage to the unit TIME DELAY FUSES CIRCUIT BREAKERS ARE RECOMMENDED WARNING OPERATING THE UNIT ON IMPROPER VOLTAGE WILL VOID THE WARRANTY ACCESSORIES Verify that all accessories are correct for the model and that they installed in accordance with all instructions START UP Install the unit in accordance with all local and state building codes and install all accessories Allow for a clearance around the unit for future maintenance and or service Level unit and loc
19. ecommended to have the AQUACOOLER sized and installed by a licensed specify ing engineer and contractor in accordance with all local and state codes The length of service received can be extended by following the installation and preventive maintenance instructions NOTICE In our ongoing process of continuous improvement the items and procedures described in this manual are subject to change without notice Please note model and serial number of the AQUACOOLER unit when contacting the factory GENERAL DESCRIPTION The Oceanaire AQUACOOLER is a portable water cooled air condi tioner designed for permanent or temporarv spot cooling applica tions The entire air conditioning unit has been built in an attractive sheet metal cabinet equipped with heavv dutv casters for mobilitv All AQUACOOLER models come with a 10 foot power cord for elec trical connection and added mobility in service These spot coolers are designed to direct air to specific areas or objects through a dis charge grill located on the upper front of the unit while rejecting heat from the top of the unit The AQUACOOLER models range cool ing capacities from 12 000 BTU HR to 60 050 BTU HR to satisfy most space cooling requirements The AQUACOOLER is a self contained unit with the entire cooling system fan motors and water side components neatly arranged in a gray polyester powder coated metal cabinet When connected to the proper source of electrical power the dig
20. er speed to high to avoid evaporator freeze up 55555555555 Wi ii Sis CRN A FS WSS pe FILTER S DEP EVAPORATOR RETURN AIR PLENUM Plenum Kit owes owc18 24 OWC36 0 FILTERS Duct Flange DEP 10 55 55 Yel Ill m j DEP 16 v Y VE 16 inch 1 15 30 1 Equivalent Feet Est External Static 20 25 25 25 50 Pressure 10 ACCESSORIES Discharge Duct Adapter DDA Discharge duct adapters are available for applications where ducted evaporator discharge is required The adapters can be easilv installed on the unit without fasteners and be installed for either vertical or horizontal ducting The standard discharge grille is removed and the DDA is attached in the grill opening DDA 6 for OWC12 converts the evaporator discharge to a 6 inch diameter round duct DDA 10 for OWC18 and OWC24 converts the evaporator discharge to a 10 inch diame ter round duct 2DDA 16 for OWC36 converts the evaporator discharge to a 16 inch round duct DDA 16 FOR 60 converts the evaporator discharge to a 16 inch round duct When used in conjunction with the evaporator return air plenum DEP the unit can pro vide closed loop cooling to and from a given space without the influence of any outside alr NOTE When a DDA is installed it is recommended to set the evaporator blower speed to high to avoid evaporator freeze up kl IN
21. illary lines HIGH PRESSURE SAFETY SWITCH Remove cabinet back panel Remove flare nut that secures capillary to the refrigeration system high pressure side A Schrader valve is located in the discharge port and allows removal without dumping the refrigerant charge Remove two screws and spacers that retain high pressure switch Disconnect the low voltage wire leads from compressor contactor and condensate pump safety switch Install new High Pressure Control reversing the procedure To gain access to compressor and compressor run capacitor remove the back panel 19 TROUBLESHOOTING GUIDE The following steps and procedures are recommended for correcting the problems indicated In the event that the problem can not be corrected service may be required SERVICE SHOULD BE PERFORMED BY A QUALIFIED AIR CONDITIONING SERVICE TECHNICIAN PROBLEM UNIT DOES NOT POWER UP CAUSE Power interruption REMEDY Check LCDI on models with LCDI and reset LCDI Check external power supply making sure that the disconnect is ON Check for blown fuses or tripped circuit breakers Reset or replace if needed PROBLEM NO DISPLAY ON THERMOSTAT AFTER POWER ON CAUSE Loose display cable faulty thermostat or faulty power module REMEDY Check display cable re seat connectors Thermostat may be defective remove and replace Power module may be defective remove and replace PROBLEM EVAPORATOR FAN RUNS BUT COMPRESSOR DOES NOT
22. ital thermostat controls the AQUACOOLER unit to provide the desired level of comfort and cool ing A wide variety of accessories and factory installed options are avail able for the AQUACOOLER units allowing for improved performance and versatility NOMENCLATURE O WC 2412 DELUXE lo VOLTAGE WATER COOLED SINGLE PHASE NOMINAL CAPACITY CAPACITY RATING SUFFIXES 12 000 BTU HR 5 50 Hz Model Lo ae 18 000 BTU HR H Heresite Coated Coil 24 24 00 BTU HR QC Quick Connect Fittings DO us 36 000 BTU HR S Special Model 00 60 000 BTU HR WARRANTY CARD It is important that the warranty card be filled out completely and returned to the factorv within fourteen 14 davs of installation of the unit in order to receive the benefits of the warrantv AquaCooler Deluxe Water Cooled Portable Air Conditioners MODEL OWC SPECIFICATIONS 2412 3612 3632 3634 6012 6032 Nominal Cooling Capacity 60 100 60 100 Voltage Volts Phase at 60Hz Unit Amps 5 208 230 1 208 230 3 460 3 208 230 1 208 230 3 16 5 6 3 Unit Watts In Rush Current Amps 5000 5000 12 0 9 3 4 7 23 7 2700 2700 2700 5000 160 140 Plug Type 99 5 6 20P L15 20P L16 20P 6 30P L15 30P L16 20P EER 12 9 13 8 11 4 13 4 13 4 13 4 12 0 12 0 12 0 Compressor HP 1 1 1 2 2 3 3 3 5 5 5 27 6 9 0 Compressor RLA 9 5 12 3 10 5 13 6 8 8 5 0 Compress
23. k casters when available Connect power and test the LCDI on the power cord if available Power up unit via thermostat and check for proper operation Refer to Thermostat Operation for more details 14 Deluxe Electronic Controller The AQUACOOLER controller is equipped with manv features for a more precise level of cooling and operation Additionally the controller can be removed from the unit and in stalled for remote operation when using an extended displav cable Also with the addition of a remote sensor the controller can operate from the unit while sensing temperatures in another space or in ductwork accessorv parts mav be required OCEANAIRE c coo MOISTURE CONTROL FAN AUTO 00000 CI INSIDE asja MIN CI SETPOINT OCEANAIRE DELUXE ELECTRONIC CONTROLLER DISPLAY When power is connected the controller will display 888 momentarily and will then go blank Press the POWER button then press the TEMP SELECT button until the SET POINT is displayed Adjust the SET POINT to the desired temperature and the unit will heat cool as required The systems controls temperature within 4 2 POWER Turns the unit on off when power is supplied MODE Selects the mode of operation between Cool and Moisture Control COOL The system will operate in cooling mode only MOISTURE CONTROL The system operates in the cooling mode to reduce humidity within the conditioned space Every 4 hours
24. ll units have permanentiv lubricated bearings No oiling is necessarv FILTERS A clogged filter will cause the unit to operate at greatly reduced efficiencies We recommend that the filter be inspected on a regular bases everv six weeks or more often depending on the environment The evaporator filter is located behind the return air grille and can be easilv removed and cleaned The filters must be washed periodicallv as needed by placing them in a dishwasher or soaking them in a solution of warm water and detergent for 10 minutes Then rinsing them clean with hot water and shaking excess moisture from filter CONDENSATE PUMP Condensate pumps come standard on all AQUACOOLER models When servicing pump follow these steps 1 Make certain that the unit is disconnected from the power source before attempting to service or remove anv component 2 Be sure the floats move freelv Clean as necessarv 3 Remove the volute and check for obstructions Clean as needed 4 Clean the tank with warm water and mild soap when mineral deposits are visible 5 Check the inlet and outlet piping Clean as necessarv Be sure there are no kinks in the lines that would inhibit flow GENERAL When necessarv maintenance steps outlined above are followed the air conditioner will provide long and reliable service The refrigeration and electrical circuits of the system should only be serviced by a fully qualified service technician 21 EVAPORATOR COIL
25. mains running and will display on the controller Once the water interruption has been corrected turn the unit off reset the switch by depressing the red RESET button on the back of the unit and restart the unit FILTERS All AQUACOOLER units are equipped with washable a filter at the air intake Electrostatic mesh air filters located behind the evaporator return air grill serve to filter the air before it is cooled keeping the coil free from dust build up The filters can be easily removed and cleaned POWER CORDS All AQUACOOLER units come with power cords convenient connection and portability All units except the 5 ton models and 3 phase models are equipped with LCDI for added safety devices APPLICATIONS SPOT COOLER The AQUACOOLER can be used in an open environment to cool specific objects or spots Spot Cooling is a convenient and economical way to provide air conditioning where cooling the entire space is impractical Cool air is discharged from the unit and is directed where it is needed Nozzle kits can be used to improve direction of the cooling airflow ROOM AIR CONDITIONER One feature of the AQUACOOLER is it operates as a room air conditioner because water is used as the means for heat rejection The major convenience of water cooled air conditioning is the convenience of connecting water hoses or lines as compared to the installation of condenser air ducts used for air cooled portables A varietv of hose
26. or LRA 5 48 83 77 35 1200 1200 1 158 1950 Evap CFM 4 810 Evap Motor HP 1 e e ws Le Le Is 180 280 18 Dimension E in 0 63 00 600 8 1 8 21 1 2 Dimension F in Dimension G in 5 1 2 3 1 2 4 1 2 29 1 2 32 1 41 2 41 2 Water Flow GPM at 60 inlet at 85 F inlet 0 75 3 1 55 6 5 5 5 5 15 15 Cond Coil Pressure Drop PSI Water Valve Pressure Drop PSI 0 4 0 2 2 2 2 2 2 2 5 5 0 4 0 4 0 4 0 4 2 0 0 4 0 4 Water Valve Connection Drain Return Connection Condensate Pump ALL UNITS 20 Ft Lift 3 8 MF Connection On Unit DRAIN Sound Level R 410A Charge Oz 52 14 57 18 60 16 62 62 62 24 24 24 69 69 69 52 52 52 Height with Casters in 31 1 2 37 1 2 50 1 4 52 1 2 Height Without Casters i 28 1 2 34 1 2 46 1 4 Width in 20 1 8 24 1 4 28 1 4 C Depth in Net Weight Ib 13 1 8 18 39 Shipping Weight Ib Shipping Volume cu ft gt B gt o WATER 5 e Specifications subject For Model 12 C1 WATER OUT C2 WATER For Models 18 24 36 8 60 C1 WATER IN C2 WATER OUT to change without notice 1 Nominal capacity is total BTUH at 80 DB 67 WB return air high fan speed with 85 EWT
27. ove the motor For models size 60 loosen blower wheel shaft set screw and remove the screws securing the motor mount to the blower housing and remove motor and mount Remove the motor from the motor mount Install the new motor reversing the removal procedure ELECTRONIC CONTROLLER 2 PARTS To remove the display first remove the two screws securing the display to the front of the cabinet on each side of the display module Unplug the display cable and remove display Plug in new display cable and secure display to unit To remove the Power Module remove the rear panel to locate the control box Disconnect wires and remove power module Install new power module and re wire in accordance with the wiring diagram CONDENSATE PUMP ALL UNITS Remove back panel and left side panel Remove brackets securing condensate pump in base pan or condensate tank tray pan Disconnect pump wire leads Remove retainer clamp and tubing Replace pump install by reversing procedure WATER REGULATING VALVE Remove back panel and the two mounting screws for the water valve from the right side panel Remove flare nut that secures capillary to the refrigeration system high pressure side A Schrader valve is located in the discharge port and allows removal without dumping the refrigerant charge Remove water valve from water lines by loosening the flare fitting at the valve outlet Replace water valve and reconnect water and cap
28. to 95 LWT Water Flow Rate of 3 GPM per Ton CFM with free discharge Sound Pressure dB at 5 feet commercial operation 3 8 water valve on models 12 18 24 with 3 8 flare fitting 3 4 water valve on models 36 60 with 5 8 flare fitting 5 Amps and Watts at 208 Volts 6 Time delay fuses circuit breakers are recommended Ambient operating range 652 to 105 May operate to 55 if equipped with optional hot gas bypass factory installed 50 Hz MODELS AVAILABLE CONSULT FACTORY STANDARD FEATURES CABINET The OWC Series cabinet is constructed of 18 gauge steel with a grav polvester powder coated finish that will compliment anv decor The entire cabinet is insulated with a sound absorbing insulation for cool quiet comfort All units come equipped with swivel casters for portabilitv and convenient set up ELECTRONIC THERMOSTAT All AQUACOOLER units are equipped with a non programmable electronic thermostat When power is connected to the unit the thermostat will control the unit to cool a space to the desired temperature The thermostat is also capable of controlling the fan to operate automaticallv when needed or continuousiv To protect the compressor from short cvcling there is a built in time delav in the thermostat In the event of a power outage all thermostat settings are saved and the unit will re start automaticallv FAN SPEED CONTROL The electronic thermostat is capable of setting fan speeds a
29. ur distributor for pricing and availabilitv TOWER UNITS In applications where the AQUACOOLER is connected to a closed loop condenser water circuit a unit can be built for direct water connection without a water valve HIGH PRESSURE WATER VALVE For applications where water supplv pressures exceed 150 psig a high pressure water regulating valve can be installed in the AQUACOOLER Valves designed for use with up to 350 psig water inlet pressure are avail able CUPRO NICKEL CONDENSER When chemicallv treated water salt water or brine is used in the con denser coil itis recommended that the AQUACOOLER be equipped with a 90 10 Cupro Nickel condenser coil ACRYLIC TREATED EVAPORATOR COIL When airborne contaminants are a problem for air conditioning applica tions acrylic coated evaporator coils are recommended to guard against pitting or corroding HERESITE TREATED EVAPORATOR COIL For use in chemically corrosive environments the AQUACOOLER can be manufactured with a Heresite coated evaporator coil for improved coil life HOT GAS BYPASS VALVE In applications where low evaporator temperatures may occur an optional hot gas bypass valve can be installed to regulate the evaporator tempera ture The bypass valve feeds refrigerant hot gas into the evaporator to avoid freeze ups 13 INSTALLATION INSTRUCTIONS RECEIVING INSPECTION Upon receiving your AQUACOOLER unit inspect the packaging for any damage All units
30. utomaticallv or manuallv In AUTO mode the fan speed adjusts in according to cooling conditions In MANUAL mode the fan speed can be maintained at a one of six speed levels from low to high CONDITION ALARM CON The LED thermostat of the AQUACOOLER will display the word indicating a fault condition in the controller CON indicates that there is a condensate condition that needs to be addressed or the high pressure switch has been tripped For models less than 5 tons the CON indicates that the condensate tank is full and needs to be emptied In the 5 ton AQUACOOLER units model OWC60 CON indicates a condensate pump over flow condition where the pump is either disabled or incapable of rejecting the condensate water and must be serviced For the high pressure switch see below CONDENSATE PUMP All AQUACOOLER units come equipped with an Automatic Condensate Pump that dis poses of the condensate The pump discharges through a 3 8 male flare DRAIN connec tion located on the back of the unit The automatic pump is capable of a 20ft lift to han dle almost about any installation requirement HIGH PRESSURE SAFETY SWITCH CON Located on the back of the AQUACOOLER unit is a manual re set high pressure switch used for the protection of the compressor in the event that the condenser water supply is turned off If the condensing pressure exceeds the limit setting the cut out shuts down the compressor while the evaporator fan re
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