Marine AC User Manual
Contents
1. CVRSA CVRS D CVR7 Na K CYR5 Na A CYR5 Na D CYR9A CYR9 D CYR9NaK CVRANaA CYR9Na D CVRIZ A CYRI2 D CYRI2 Na K CVRI Na A CYR12 Na D CVRIGA CYRI6 D CYRI6 Na K CVRIGNaA CVRI Na D MARINE AIR CONDITIONER Installation amp Operation Manual Table of Contents Introduction cel distillata idea 4 OVA dis 5 Installation A dota O iu 6 Unpacking and Inspeccion dialer aaa 6 Satoly GONSIASTA ON Stata it A At aaa 6 The size of Sealed r00M ila iii nl alba LA Ai ia 6 Placement of System iinia ih a Lai ia ee 7 C ndensate DO i an alii RA an a ea 8 BlowerAssembly nrscir id a tashvscte vanes aeeses tats 8 Mounting Bracketsis 036 is a siii A EAS Ilia a a a d hie 8 Supply amp Return Air Grilles and Transition BOxes aa 9 D ctingi a anna LARE A a e tb engente 9 Seawater Pump and PIUMDING cl ia iii ala 10 Electrical Connections Grounding and Bonding i 11 Manual Controller Instaliation sissaae leleine laine 12 Elecinic Box Installation 4 c o LE ella 13 Installation Checklist Review Prior To Installation sse nanna nanna 13 Wiring DISgr ME Sais tna ba Tedd a a 14 Operation iii sie feet pie ad b bt b Al P Lk ade p LT d LL Ad 16 Manual Controller Operation sis ii iii i 3 i pista g p LI li iaia 16 Power ON OFF iena reader 16 FAN CGontrol s l0 a ga 17 Temperature SOUING sis scs iphone olii tata i 17 Mode Setting lt ei si site A eet eli a B b ee 17 Display Fahrenheit or Centigrade imiss ini ie e a2. CYR16 Na A CYR5 Na D CYR7 Na K CYR9 Na D CYR9 Na K CYR12 Na D CYR12 Na K CYR16 Na D CYR16 Na K Min Seawater Flow 4 0L min 6 OL min 10 4L min 11 OL min Max Seawater Flow 10 OL min 15 OL min 20 0L min 25 OL min Rated Seawater Flow 6 OL min 9 OL min 14 OL min 16 OL min Page 10 Operation Installation Manual TO OVER BOARD OUTLET ALL PIPING SHOULD BE AS SHORT AS POSSIBLE AND TAUT WATER LINE SUCTION GENTLY UPWARDS TO FACILITATE PRIMING SEA WATER PUMP SEA WATER SHUT OFF VALVE Electrical Connections Grounding and Bonding All a c units have a terminal strip mounted inside the electric box The terminal strip is labeled for proper connections of the electrical supply ground wires and pump circuits A wiring diagram is provided in the electrical box and later in this manual The wiring diagram in the electrical box supersedes any found in this manual and ABYC standards The correct size circuit breaker should be used to protect the system as specified on the a c unit s data plate label A minimum of 12 AWG boat cable should be used to supply power to the a c unit and the seawater pump All connections shall be made with ring or fork terminals Turn off a c power supply circuit breaker before opening electric box Each a c installed requires its own dedicated circuit breaker If there is only one a c installed the seawater pump does not require a circuit breaker the wiring f
3. approved safety goggles and chemical resistant gloves Follow all warnings and recommendations given by the manufacturer of any acids or premixed solutions 4 Power the pump and circulate the solution through the condenser coil for 15 45 minutes depending upon the size of the coils and the extent of the contamination Visual inspection of the solution in the container should indicate when the contamination has been removed 5 Circulate fresh water through the coil to flush any residual acid from the system 6 Restart the system and check operational parameters to ensure thorough cleaning has taken place Additional cleaning may be necessary with extreme contamination For the purpose of protecting the environment dispose of any contaminated acid solutions in accordance with federal state and or local regulations Return Air Filters Check the return air filter about once a month and clean as necessary To clean the filter remove it from the unit rinse with water air dry and reinstall Do not used compressed air Page 25 Operation Installation Manual Winterization There are several methods of winterization some of which work better than others There are various methods employed using a 50 50 non polluting biodegradable anti freeze water solution Any method that causes the anti freeze solution to flow downward is the method of choice By this the anti freeze solution will displace any water trapped and eliminate the pos
4. a ii dii 18 EIFOR ONOS 2 A A eed et een ended 18 KOY 1 OCK a ta ea e 18 Startin interval Seting iii sr e aa at a A a d leale 18 Auto off function of the manual Controller snanar anna tana nm nE AA An nnnAnnAnnAAEEEnnAEAt 19 Accessories ainsi N RL E O 19 Remote Gontroller Operation 2 3 ia ieri p i an oa 19 Button Function and Description Cover Closed nanna nanna nanna armat nanna 20 Button Function and Description Cover Open iii 21 COOL Mode Operation xii a e ei 21 HEAT Mode Operatiot sis size a lie a ATA AO Aa 21 DEHUMIBDIFY MOG6 Operation voca A alla ia 22 FAN Mode Operation PrOo edUre s istint je o petite aa lee 22 Battery Replacement in Remote Controller nanna nanna mann n ann An mann m mnn nnma 22 Troubleshooting chinasi aaa aaa i 23 Maintenance na ALe Rana aiar 25 ROA ENS ai 25 Seawater Straine oen eaa eda a A A AAA ivan 25 BOW a E EA ii iui 25 Condenser Coll Cleaning sister atl alin ie EA oil 25 Return Air Filters ii iii ii ARIAL a a Ea EET aera 25 Winterization si a a Ta a A a a ashe ati 26 Limited Warranty scasso eil SS ted i Li ee ee il ii ili e ai 26 Technical ASSiStanCe ii a e A eee di dini nici dll liu uu mei 26 Operation Installation Manual Introduction Thank you for your purchase No matter which of the following features was the reason for your purchase we are sure it will meet your needs and give many years of efficient and trouble free use Those marine air c
5. grille Check for crushed or restricted ducting ducting must be as straight smooth and taut as possible Supply air is short cycling Redirect supply air so that is not blowing into the return air stream Seal any air leaks on duct Seawater temperature is below 40 F Shut down system to prevent damage to condenser Allow coil to defrost see below Humidity level too high Close hatches and doors When all else fails Switch a c to heat until ice melts or use hair dryer to melt Check your specific control troubleshooting section Set point temperature is improperly set too low for cooling or too high for heating Raise or lower set point Porthole or hatches open Close all port holes and hatches Seawater temperature too high for cooling or to low for heating Seawater temperature will directly affect the a c unit s efficiency This a c unit can effectively cool your boat in water temperatures up to 90 F and heat if reverse cycle option is installed in water as low as 40 F Improper air sensor location 4 pin display cable plugs are not making contact unplugged dirtv bent or broken pins Check vour specific control troubleshooting section With POWER OFF at the circuit breaker remove connector and inspect If damaged replace connector or entire display cable Page 24 Operation Installation Manual Maintenance Reversing
6. the box To calculate the square inch area of a round duct multiply the radius by itself r and multiply that number by 3 1416 Tr The following is a summary of proper ducting connections 1 Pull back the fiberglass insulation exposing the inner Mylar duct hose 2 Slide the Mylar duct hose around the mount ring until it bottoms out Screw 3 or 4 stainless steel sheet metal screws through the duct hose into the transition ring Make sure to catch the wire in the duct hose with the heads of the screws Use finish washers with the screws if necessary Do not use band clamps as the hose will slide off 4 Wrap duct tape around the ducting and ring joint to prevent any air leaks Pull the insulation back up over the Mylar to the ring and tape this joint 6 Remove excess ducting and use the same connection method at the supply air grille All ducting should e Be appropriately sized for each application e Run as smoothly and taut as possible e Have as few bends or loops as possible e Be securely fastened to prevent sagging or chafing during vessel operation e Have all excess ducting lengths trimmed off e Not be flattened or kinked e Insulated when located in high heat load areas hull side mechanical compartments etc e Be properly protected against potential damage when routed through open areas or bulkheads Page 9 Operation Installation Manual Seawater Pump and Plumbing Several guidelines sh
7. the manual controller the indicator will light on automatically in which case the unit will not operation at all and the manual controller can be active after it lights on 2 After receiving the signal from remote controller the display of temperature on the manual controller will light on meanwhile the unit carries out corresponding operation e After the unit stops there is no display on the manual controller Powered on again if the unit status is on before power off temperature indicator and mode indicator of the manual controller will light on automatically e If the unit receives the stop signal it will directly blank off the temperature indicator and mode indicator of the manual controller Note The starting interval time setting function only is available in the same yacht and there are should be two or more units installed After the starting time interval be set up after powered off and re powered on Units will delay 3min and base on this it will delay for a while then can start up the delay time is called time of starting interval Accessories ACCESSORIES ITEM QUANTITY 1 Mounting Bracket 4 2 Fuse 2 3 Remote controller 1 4 Battery 2 Remote Controller Operation Make sure there is no blockage between the remote controller and signal receiver e The remote controller signal can be received up to a distance of 33 10m e Don t drop or throw the remote controller e Don t place t
8. where temperatures radiating from behind the panel may affect performance Do not mount the manual controller in the supply air stream Do not mount the manual controller above or below a supply or return air grille Do not mount the manual controller behind a door in a corner under a stairwell or any place where there is no freely circulating air Mount the manual controller within display cable length custom lengths available of the air conditioner Plug the display cable into the circuit board in the electric box and into the back of the manual controller Page 12 FAN foni Operation Installation Manual Electric Box Installation Mount the electric box using four M5 screws Mount the electric box in a cool dry location and leave plenty of room for maintenance 3 73mm gt o o 6 7 9 200mm gt 7 3 185mm geoon 6 FEI 2 lt 50mm gt 7 4 188mm 11 4 290mm Installation Checklist Review Prior To Installation Seawater cooling system O Speed scoop located as far below the water line and as close to the keel as possible 1 Shut off valve sea cock and speed scoop properly sealed and tightened 1 Seawater pump is at least 1 305mm below water line and securely mounted 1 Strainer mounted below pump with access to filter O Double reversed stainless steel hose clamps on all hose connections O Teflon tape on all threaded conne
9. with no excess Quick Start Operations Checklist Ensure seawater intake ball valve sea cock is open Turn on the a c circuit breaker If the seawater pump has its own circuit breaker make sure to turn it on Turn the system on Set the desired cabin temperature set point Check for a steady solid stream of water from the overboard discharge Verify that there is steady airflow out of the supply air grille If the unit does not appear to be operating properly refer to troubleshooting guidelines Note Do not turn the unit off and immediately turn it back on Allow at least 30 seconds for refrigerant pressure equalization Wiring Diagrams ISK 1 way valve 63623910 WIRING DIAGRAM CXVRS A CYR5 D CYR9 A CYR9 D CYR5 Na A CYR5 Na D CYR9 Na A CYR9 Na D CYR7 Na K CYR9 Na K The specification of power cord is AWG14 3 3 1 5 Page 14 Operation Installation Manual WIRING DIAGRAM CYR12 A CYR12 D CYR16 A CYR16 D CYR12 Na A CYR12 Na D CYR16 Na A CYR16 Na D CYR12 Na K CYR16 Na K The specification of power cord is AWG12 3 3 2 5 The diagram of power supply is below Operation Manual Controller Operation e Don t install the manual controller in a location where it can get wet e Don t knock throw or open the manual controller frequently Page 15 Operation Installation Manual 1 Remote receiver 6 Fan control button 2 Digital display 7 Temp Setting button Increasing 3 Fan speed
10. 1 above The a c unit must be connected to the ship s bonding system to prevent corrosion due to co stray electrical current or voltage All pumps metallic valves and fittings in the seawater circuit that are isolated from the a c unit by PVC or rubber hoses must be individually bonded to the vessels bonding system also This will help eliminate any possibility of corrosion due to stray current or voltage 3 PHASE NOTICE It is extremely important to ensure that wiring and phase sequencing of a three phase power source is correct Marine wiring standards call for power source phases L1 L2 and L3 to be color coded BLACK WHITE and RED respectively These must be connected to the unit with the proper sequence otherwise it will not operate properly If the wiring sequence is incorrect the unit s compressor Scroll type only and pump if applicable will run in the reverse direction at a significantly increased noise level Manual Controller Installation ES DO NOT turn the unit off and immediately turn it back on Wait at least 30 seconds for refrigerant pressures to stabilize Before mounting the manual controller consider the location The manual controller should be mounted on an inside wall slightly higher than mid height of the cabin The cut out size for the manual controller is 2 1 2 64mm wide by 3 5 16 84mm Do not mount the manual controller in direct sunlight near any heat producing appliances or in a bulkhead
11. 16 C 30 C DEHUMIDIFY 61 F 86 F or 16 C 30 C HEAT 61 F 86 F or 16 C 30 C FAN In this mode temperature cannot be changed AUTO In this mode temperature cannot be changed Mode Setting Press this key to change the operation mode in order of Ni COOL gt DEHUMIDIFY gt FAN gt HEAT gt AUTO gt In COOL mode the LED marked E will be light if the set temperature is lower than room temperature If set temperature is higher than room temperature only the fan will run In DEHUMIDIFV mode the LED marked W will be light and fan will work at low speed within a certain temperature range Dehumidifying is more efficient than in cooling mode and it will save energy In FAN mode the room temperature will be displayed and the temperature cannot be set In HEAT mode the LED marked YE will be light when the set temperature is higher than the room temperature When the setting temperature is lower than the room temperature it will not run In AUTO mode the LED marked AUTO will be light and the room temperature will be displayed The temperature cannot be set as the system will run automatically in the appropriate mode according to the contrast between room temperature and set temperature SH COOLING ONLY TYPE WITHOUT HEAT MODE Display Fahrenheit or Centigrade Pressing the A and Y key simultaneously will switch between Fahrenheit and Centigrade modes Error Cod
12. Valves Reverse cycle units have a reversing valve the valve must be energized periodically to keep the internal parts moving freely To do this switch the a c unit into heat for a few seconds once a month Seawater Strainer Ensure that your pump receives adequate seawater flow by regularly cleaning the strainer basket Periodically check the overboard discharge for a steady stream of water Check seawater intake speed scoop for obstructions Make sure hoses are not looped kinked or crushed Blowers Oil blowers every six months with SAE20 or equivalent This does not apply to high velocity blowers with the motor encased in the blower housing Condenser Coil Cleaning 1 With the system turned off at the circuit breaker on the ship s panel disconnect the inlet and outlet connections of the condenser coil 2 Use chemical resistant hoses PVC 5 8 1 D etc to connect the inlet of the condenser coil to the outlet of a chemical resistant submersible pump and let the hose connected to the Coil outlet flow freely into the container mentioned below 3 Place a strainer or piece of screen over the inlet of the pump and submerse the pump into a container filled with a 5 solution of muriatic or hydrochloric acid and fresh water or use a premixed over the counter solution Use a large container as possible to hold the solution 5 25 gallons CAUTION avoid spilling or splashing the solution Remember to wear all necessary protective gear i e
13. ature the microcomputer will decide if cooling mode is on or off e f room temperature is higher than set temperature unit runs in cooling mode e f room temperature is lower than set temperature the compressor stops and only the fan will run e Set temperature should be in range of 61 F to 86 F or 16 C to 30 C HEAT Mode Operation e f room temperature is lower than set temperature the unit runs in HEAT mode e f room temperature is higher than set temperature the unit will shut off and the fan will run e Set temperature should be in range of 61 F to 86 F or 16 C to 30 C Page 21 Operation Installation Manual DEHUMIDIFY Mode Operation e In DEHUMIDIFY mode if the indoor temperature is higher than temperature setting the unit will run in cooling mode and the fan will run on low speed e Set temperature should be in range of 61 F 86 F or 16 C to 30 C FAN Mode Operation Procedure e Temperature cannot be set in this operation mode Battery Replacement in Remote Controller Remote controller battery requirements Two AAA alkaline cells Cell Cover 1 Slide the cell cover downward to take out the worn cells Replace the worn cells Note to the correct polarity OPEN 2 Close the cell cover 3 The LCD will show all the functional figures and letter codes after the batteries are installed Wait approximately 10 seconds for normal use 4 The life span of batteries is approximately 1 year ACL Button De
14. ctions 1 Hose runs uphill from speed scoop and sea cock to strainer pump and a c unit then downhill if possible from a c unit to overboard discharge O Water flowing freely from overboard discharge while pump is running 0 Pump relay panel if used must have its own circuit breaker sized for the pump 20 amp max O All metal fittings should be bonded Mounting O Notin engine room or bilge area must be sealed away from exhaust or fumes O Proper spacing allowed around unit O Attached to solid level platform with hold down brackets provided O Condensate drain routed aft and down hill to a sealed sump not bilge O All penetrations to bilge area sealed O Blower rotated toward supply air grille Electrical Page 13 Operation Installation Manual All butt connections on pumps are tightly crimped and covered with heat shrink AC power source installed and grounded bonded in accordance with ABYC standards Control wires connected to terminal strip with fork or ring terminals Circuit breakers sized according to specifications on the data plate label Pump Relay Panel if used has a dedicated circuit breaker sized for the pump but not to exceed 20 amps maximum Grilles and Ducting Supply air grille mounted as high as possible Return air grille mounted as low and as close to the a c unit as possible Return air grille mounted away from bilge vapors or exhaust fumes Ducting is pulled taut straight smooth and properly connected
15. display HIGH MID LOW and AUTO speed 8 Temp Setting button Decreasing 4 Display of mode operation COOL DEHUMIDIFY HEAT and AUTO 9 ON OFF button 5 Mode button This manual controller has memory function if power off happened during the operation the controller will memorize the status of ON OFF operation mode set temperature operation fan speed temperature display format and time of starting interval After powered on the manual controller will display the setting status before power off automatically and if the operation status before power off is on the fan runs at once after 1 minute the compressor shall automatically run in the operation status before power off The units has not been set up the time of starting interval In cooling heating dehumidify mode the pump starts before the compressor starts stops se after 5 seconds delay of the compressor stopping Power ON OFF e Press ON OFF button to turn the unit on e Pressing the ON OFF button a second time will turn the unit off FAN Control e Press the FAN button the fan speed will change in the following order gt HIGH MID LOW AUTO Page 16 Operation Installation Manual In DEHUMIDIFV mode the fan will work at low speed automatically Temperature Setting Press temperature setting key A To increase in 1 increments W To decrease in 1 increments The setting range of temperature in each mode COOL 61 F 86 F or
16. es When there are faults within the system an error code will be displayed on the display controller Power off the unit and contact professional service Page 17 Operation Installation Manual Error code Description E1 Compressor high pressure protection E2 Evaporator freezing protection E3 Compressor low pressure protection E6 Communication error FO Ambient temperature sensor error FI Evaporator temperature sensor error Kev Lock e Press Wand FAN key simultaneously all keys are locked Press W and FAN key simultaneously again to unlock the kevs e When keys are locked the controller is locked out of system operation EE will be displayed Starting Interval Setting If there are several A C units in a yacht you can set starting time interval between one by one E When the manual controller power on and there isn t l gt any operation to press the A button and fan speed Soe button simultaneously the starting interval can be set EFA oMow the nixie tube will flash a number in every 0 5s then ca di ad pressing W and A buttons to set up after the setting to o DU Fates press the A button and fan speed button simultaneously to confirm the set up value if not to press A button and U fan button again simultaneously the figure will flash 10s and then the controller will quit from starting interval setting the se
17. he cabin Grille louvers should be directed upward The return air grille should be installed as low and close to the a c as possible to insure direct uninterrupted airflow to the evaporator The return air grille should have a minimum four inches 4 of clearance in front of it free from any furniture or other obstructions In no instance should a supply air discharge be directed towards a return air grille as this will cause the system to short cycle Allow for adequate clearance behind the supply air grille s for the transition box and ducting connection See the Maintenance section of this manual for return air filter cleaning instructions CYR5 A CVRS D CYR9 A CYR9 D CYR12 A CYR12 D CYR16 A CYRI6 D Model CYR5 Na A CYR5 Na D CYR9 Na A CYR9 Na D CYR12 Na A CYR16 Na A CYR7 Na K CYR9 Na K CVR12 Na D CYR12 Na K CYR16 Na D CYR16 Na K Min Return Air 4 3 48500mm 65680mm 76514mm 103584mm Grilles Size re Ducting Good airflow is critical for the performance of the entire system The static pressure should not exceed 100 Pa lt is highly dependent on the quality of the ducting installation The ducting should be run as straight smooth and taut as possible minimizing the number of 90 degree bends two tight 90 bends can reduce airflow by 25 If a transition box is used the total area of supply air ducts going out of the box should at least equal the area of the supply duct feeding
18. he remote controller in a location exposed to direct sunlight or high temperature This remote controller is universal Some functions buttons and display options may not CS apply to this AC unit Page 19 SWING button Note there is no swing function in this A C unit TEMP button TEMP increase 1 by pressing button once and decreases 1 by pressing button once COOL MODE SET Temp 61 F 86 F orl6 C 30 C HEAT MODE SET Temp 61 F 86 F orl6 C 30 C DEHUMIDFY MODE 61 F 86 F or16 C 30 C TEMP button Press this button to change the operation mode in order of ATO om eo ly YX Note the cooling only without mode Button Function and Description Cover Closed SWING FAN AUTO FAN aall ote AUTO FS MRO A Dan IFF MODE ON OFF Page 20 Operation Installation Manual FAN button Press this button to change the fan speed of AUTOFAN 4 al Lal lt COOL mode W DRY mode x FAN mode HEAT mode ON OFF button Press this button to turn on or turn off the unit Operation Installation Manual Button Function and Description Cover Open SWING FAN AUTO FAN Lal A AUTO g RO L IE Liquid crystal display It shows all the setting contents Note Cover remove will not change the display contents MODE ON OFF COOL Mode Operation e According to the difference between room temperature and set temper
19. he supply air as high as possible creates an ideal airflow condition This type of installation will prevent short or premature cycling The unit should be positioned on a firm level horizontal surface and the condensate drain line should run downward from the unit to a suitable drain location Plan all Connections which must be made including ducting condensate drain and seawater in and out electrical power connections location of control and seawater pump placement to assure easy access for routing and servicing Condensate Drains Operation Installation Manual Tools required Screws drivers Pliers Pipe wrench Wire cutters crimpers Drill amp 7 8 bit Jigsaw Duct tape Electrical tape Teflon tape Bedding compound to seal thru hull fittings Hardware to secure unit pump strainer grilles amp control panel The condensate drain pan is 2 50mm high with two drain locations During conditions of high humidity condensate may be produced at a rate of approximately 1 2 gallon per hour 1 9 liters per hour Please pay more attention it is important to route condensate drains downward to a sump pump It is not recommended to route condensate drains to the bilge After the condensate drain installation is complete test the installation by pouring water into the pan and checking for good flow For installation of the condensate drain e Attach a 5 8 1 D reinforced hose to the hose barb and secure
20. nt flows in the opposite direction through the reversing valve Heat is transferred from the seawater in the condenser coil to the refrigerant and then to the air blowing through the evaporator into the cabin Seawater temperature will directly affect the a c s efficiency This a c can effectively cool your boat in water temperatures up to 90 F and heat in water temperatures as low as 40 F Page 5 Operation Installation Manual Installation Unpacking and Inspection When the equipment is received all items should be carefully checked according to the packing list to ensure all cartons have been received Move units in the normal up orientation as indicated by the arrows on each carton Examine cartons for shipping damage removing the units from the cartons if necessary If the unit is damaged the carrier should make the proper notation on the delivery receipt acknowledging the damage Safety Considerations VERY IMPORTANT Never install your air conditioner in the bilge or engine room areas Ensure that the selected location is sealed from direct access to bilge and or engine room vapors Do not terminate condensate drain line within 3 914mm of any outlet of engine generator exhaust system compartment housing an engine or generator or in a bilge unless the drain is connected properly to a sealed condensate or shower sump pump Seal all cabin sole penetrations around condensate hoses to eliminate harmful bilge fumes in the cabin li
21. onditioners are designed for marine applications incorporating the following features e Compact design e High efficiency rotary compressors 5 16K e Cupronickel condenser coil e Raised lance fin designed evaporator coil e Polyester coated 2 560mm deep drain pan with two condensate drain locations e Anti vibration base pan e Pre charged and pre wired systems for easy connections e 3 speed fan motor This eliminates all harmonic sounds and rumbles e Rotatable blower assembly The controller offers the most technologically advanced design specifically made for the unique requirements of marine air conditioning The controller has been designed with the following user friendly features e Non volatile memory e Low voltage display panel e LED cabin temperature displayed in Fahrenheit or Celsius e Multiple fan speed selections e Compressor pressure fail safe protection e Moisture mode cycle for humidity control This manual is intended to provide the information necessary to ensure proper installation operation and maintenance of the unit Improper installation can result in unsatisfactory performance and or premature failure of these units Before proceeding please read this manual completely In the interest of product improvement specifications and design are subject to change without prior notice This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities o
22. ould be followed during the installation of the seawater system Since the circulation pump is centrifugal and not self priming it must be mounted so that it is always at least 1 305mm below the water line regardless of which tack the vessel is on Pump may be mounted horizontally or vertically however the discharge must always be above the inlet Pump head should be rotated toward the direction of water flow Install the seawater speed scoop intake as far below the water line and as close to the keel as possible in any application but especially on a sailboat to keep the intake in the water when the boat heels over so that air does not get into the system The speed scoop intake must face forward and not be shared with any other pump A seawater strainer is mandatory between the shut off valve seacock and the pump to protect the pump from any foreign matter Failure to install a seawater strainer will void the pump warranty The seawater system should be installed with an upward incline from the speed scoop amp seacock through the strainer to the inlet of the pump next to the inlet of the a c unit s condenser coil The discharge from the a c unit should run to the seawater outlet thru hull fitting that should be located where it can be visually inspected for water flow as close to the waterline to reduce noise All hose connections shall be secured using double reversed stainless steel hose clamps Use Teflon tape on all threaded connections S
23. pending on usage 5 Ifthe remote controller will not be used for an extended period of time please remove the batteries to prevent damage to the controller AAA Alkaline Ce 6 ine operation of the remote controller should be within its receivable range 33 10 meters 7 If the remote controller doesn t work after the batteries have been replaced remove the back cover and press the ACL button to reset the controller Page 22 Operation Installation Manual Troubleshooting FAULT POSSIBLE REASON CORRECTION Will not start AIC circuit breaker is off Turn circuit breaker on at ship s panel See control operation section in this manual Display control is not turned on Check wiring Diagram and correct if necessary Fuse is broken Replaced with a new fuse Incorrect wiring at terminal strip Disconnect power supply and open electric box check wiring diagram correct if necessary Push on butt connectors pulled apart during Check power source shore generator for proper installation voltage Input line voltage is insufficient Check wiring and terminals for proper sizes and connections Fan not Check your specific control Troubleshooting running section No cooling or Temperature set point is above in cooling or Lower or raise set point heating below in heating ambient temperature Obstructed seawater flow Clean seawater strainer Check for obstructions at
24. r lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do not play with the appliance This product must not be disposed together with the domestic waste This product has to be disposed at an authorized place for recycling of electrical and electronic appliances Page 4 Operation Installation Manual Overview HOW IT WORKS Your self contained air conditioner consists of four main components and a refrigerant gas circulating through the system The BLOWER draws warm cabin air across the fins on the EVAPORATOR where the heat from the air is transferred to the refrigerant in the evaporator coil As the refrigerant evaporated from a liquid into a gas it absorbs the heat from the cabin air The COMPRESSOR then compresses the refrigerant gas and pumps it through the outer tube in the CONDENSER COIL The seawater pump circulates cool seawater through the inner tube in the condenser coil this cools the refrigerant and condenses it into a liquid The heat from the refrigerant is exchanged to the seawater and discharged overboard The liquid refrigerant is then passed through the EVAPORATOR COIL and the cycle repeats removing heat from the cabin air lowering its temperature The cooled air is blown through the ducting and out the supply air grille s For reverse cycle heating the refrigera
25. rom the seawater pump is connected to the terminal strip in the electric box If two or more a c use the same seawater pump the pump wires will be connected to a pump relay Please refer to the wiring diagram Electrical connections in the bilge and or below the waterline should use heat shrink type butt splices Field wiring must comply with ABYC electrical codes Power to the unit must be within the operating voltage range indicated on the data plate Properly sized fuses or HACR circuit breakers must be installed for circuit protection See data plate for maximum fuse circuit breaker size MFS and minimum circuit amperage MCA All units must be effectively grounded to minimize the hazard of electrical shock and personal injury The following can be observed AC alternating current grounding green wire must be provided with the AC power conductors and connected to the ground terminal marked GRND at the AC power input terminal block of the unit s per ABYC standard E 8 or equivalent Page 11 Operation Installation Manual 1 Connections between the vessel s AC system grounding conductor green wire and the vessel s DC Direct Current negative or bonding system should be made as part of the vessel s wiring per ABYC standard E 9 or equivalent e When servicing or replacing existing equipment that contains a chassis mounted ground stud the installer must check the vessel s wiring for the existence of the connection required in item
26. s for further information Caution High compressor temperature is normal Do not touch The size of Sealed room The size of sealed room should not be too small otherwise it will affect the unit normal running See diagram below Page 6 Placement of System Operation Installation Manual Vv Selecting a good location for your air conditioner is the most important part of your preparation Be sure to consider the size of the area you are cooling the air distribution needs and the size of the unit you have chosen Keeping in mind that cool air has a tendency to fall it is highly recommended that you locate the supply air grille as high as possible in the cabin Don t leave the flexible ducting too long otherwise it will lower the efficiency of the unit See diagram below TRANSITION BOX FLEXIBLE DUCTING I N U yh gt AIR CONDITIONING UNIT a PLATA ALA MOUNTING BRACKETS SEAWATER PUMP SEAWATER STRAINER SHUT OFF VALVE MANUAL DISPLAY CONTROL CABLE CONTROL BOX A i CONDENSATE DRAIN TO SUMP SWOVERBOARD DISCHARGE THRU HULL FITTING Page 7 The unit should be installed as low as possible BUT NEVER IN THE BILGE OR ENGINE ROOM AREAS ENSURE THAT THE SELECTED LOCATION IS SEALED FROM DIRECT ACCESS TO BILGE AND OR ENGINE ROOM VAPORS Installing the unit as low as possible such as under a V berth dinette seat or bottom of a locker and ducting t
27. sibility of freezing in hidden areas In addition since the seawater pump utilizes a magnetically driven impeller the impeller should be removed from the wet end assembly Wiped with a solution and stored in a warm dry area until commissioning takes place CS Collect all discharged liquids and recycle or dispose of in a proper manner Limited Warranty This product comes with a 24 month limited warranty from the date of purchase Technical Assistance For quick service please have the following information available e Full Name e Phone number including the area code e Unit Model Information e The type of assistance you are requesting Page 26 Operation Installation Manual Page 27 66179401 Page 28
28. speed scoop thru hull inlet Check for a good steady flow from the overboard discharge Seawater pump maybe air locked Remove hose from pump discharge to purge air from line Refrigerant gas leaked Check a c unit for refrigerant oil leakage call service technician Seawater temperature too high for cooling or too Seawater temperature will directly affect a c unit s low for heating efficiency This a c unit can effectively cool your boat in water temperature up to 90 F and heat if reverse cycle option is installed in water as low as 40 F Coil is iced in cooling See below Fan is not running See below Pressure switch or thermal overload opened Check your specific control troubleshooting section No Heating Reversing valve may be stuck Tap reversing valve lightly with rubber mallet while unit is in heat mode call for service if the problem can not be solved Page 23 Operation Installation Manual Continued FAULT POSSIBLE REASON CORRECTION Low air flow Air flow is blocked Remove any obstructions in return air stream Clean return air filter and grille Check for crushed or restricted ducting ducting must be as straight smooth and taut as possible Coil is iced See below Coil is iced Thermostat set point is too low Raise set point System runs continuousiv Manual controller is not lit Improper air flow Remove any obstructions in return air stream Clean return air filter and
29. tting number is not available The value be displayed by nixie tube is the figure of interval time each interval time is 20s for example the set up value is 128 it means that the actual setting interval time should be 128 X 20 2560s When the value be displayed by flashing nixie tube then to shield each signal of wireless remote controller excepting to press the A button and fan speed button at the same time and to shield other buttons After manual controller powered on if there is wireless remote controller or at the same time to press other buttons except the A button and fan speed button simultaneously and then press the A button and fan speed button simultaneousiv it will display the figure of interval time for 5s During the period if there is wireless remote controller or other remote controller signal it will directly quit the display interface of starting interval time The new setting starting interval time would be executed after manual controller re powered on The setting range of starting interval value is 0 255 accordingly the setting range of starting interval time is 0 5100s 85min If there is malfunction happened cannot set up or display the time of starting interval Page 18 Operation Installation Manual Auto off function of the manual controller The display of ambient temperature will automatically blank in 5 minute lag if there is no operation on the manual controller 1 After receiving the signal from
30. ummary of the seawater system installation 1 Install the speed scoop thru hull inlet as close to the keel and as far below the water line as possible facing forward Bed the scoop with a marine sealant designed for underwater use Install a bronze full flow seacock on the speed scoop thru hull inlet Install a seawater strainer below the level of the pump with access to filter Mount the pump above the strainer and at least 1 305mm below the waterline Connect the seacock and strainer with an uphill run of 5 8 reinforced marine grade hose Connect the discharge from the pump uphill to the bottom inlet of the a c unit s condenser coil with 5 8 hose Connect the discharge from the condenser coil to the overboard discharge thru hull fitting with 5 8 hose 7 Avoidloops high spots or the use of 90 elbows with seawater hose each 90 elbow is equivalent to 2 5 762mm of hose and a 90 elbow on the pump outlet is equivalent to 20 6 1m of hose 8 Double clamp all hose connections with stainless steel clamps reversing the clamps 9 Use Teflon tape on all threaded connections Oa RON 10 Connect all metallic parts in contact with seawater to the vessel s bonding system including the speed scoop inlet strainer pump and the air conditioner Failure to do so will void warranty Seawater Flow CYR5 A CVRS D CYR9 A CYR9 D CYR12 A CYR12 D CYR16 A CYR16 D Model CYR5 Na A CYR9 Na A CYR12 Na A
31. ving spaces Installation and servicing of this system can be hazardous due to system pressure and electrical components When working on this equipment always observe precautions described in the literature tags and labels attached to the unit Follow all safety precautions Wear safety glasses and work gloves and place a fire extinguisher close to the work area The following is a summary of the labels on the unit A DAN G ER Electrical shock hazard Disconnect voltage at main panel or power source before opening any cover Failure to comply may result in injury or death This component does not meet federal requirements for ignition protection Do not install in spaces containing gasoline engines tanks LPG CPG cvlinders regulators valves or fuel line fittings Failure to comply may result in injury or death Notice this component is charged with Hydro chlorofluorocarbon H CFC refrigerant R22 R410A Effective July 1 1992 it shall be unlawful for any person to knowingly vent or otherwise knowingly release any class 1 CFC or class 2 H CFC substance as a refrigerant in a manner which permits such substance to enter the atmosphere per the clean air act of 1990 Public law 101 549 title IV section 608 c Failure to comply may result in severe penalties including fines and imprisonment i To minimize the hazard of electrical shock and personal injury this component must be effectively grounded Refer to the installation guideline
32. with stainless steel hose clamps e Install the condensate drain hose downhill from the unit and aft to a sump e Two drain fittings may be used and the hoses teed together using a tee fitting provided there is a minimum 2 drop from the bottom of the base pan to the tee connection Do not terminate condensate drain line within three 3 914mm of any outlet of engine generator exhaust systems compartment housing an engine or generator nor in a bilge unless the drain is connected properly to a sealed condensate or shower sump pump Seal all condensate hose penetrations Blower Assembly You can achieve multi directional supply air discharge from a single unit by rotating the blower to the desired position It is ideal for tight installations as 180 of rotation is available with which to position the blower Its advanced design allows the blower to be easily removed for rotating or servicing by removing 4 screws Rotate the blower to allow the most direct flow of air to the supply air grille Mounting Brackets The a c unit is supplied with a base pan that also serves as a condensate Mounting clip brackets 4 are provided to secure the base pan to a flat horizontal surface Page 8 BASE PAN pan MOUNTING BRACKET Supply amp Return Air Grilles and Transition Boxes Operation Installation Manual Install the supply air grille as high as possible in a location that will provide uniform air distribution throughout t
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