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Pioneer Inverter+ WAS Series, Installation Manual

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Pioneer Inverter+ WAS Series Installation Manual Download Page 1

CS78421-548-754

 DUCTLESS MINI SPLIT  SYSTEM AIR CONDITIONER / HEAT PUMP

IMPORTANT NOTICE:

Please read this manual carefully before installing 
or operating your new air conditioning system. 
Make sure to save this manual for future reference.

Installation
Manual

WAS / WYS Series

WAS: Cooling Only Version
WYS: Cooling and Heating Version

I and I+ Models

9,000 BTU/h. through 36,000 BTU/h.

®

®

Summary of Contents for Inverter+ WAS Series

Page 1: ...read this manual carefully before installing or operating your new air conditioning system Make sure to save this manual for future reference Installation Manual WAS WYS Series WAS Cooling Only Version WYS Cooling and Heating Version Inverter and Inverter Models 9 000 BTU h through 36 000 BTU h ...

Page 2: ...gerant piping 14 5 Connect drain hose 15 6 Connect signal cable 17 7 Wrap piping and cables 18 8 Connect indoor power wire 18 9 Mount indoor unit 18 Outdoor Unit Installation 20 8 1 Select installation location 20 2 Install drain joint 21 3 Anchor outdoor unit 22 4 Connect signal and power cables 23 Safety Precautions 4 0 1 5 Accessories 6 2 4 Unit Parts 10 3 Installation Summary Indoor Unit ...

Page 3: ...ructions Refrigerant Piping 25 1 Cut pipe 25 2 Remove burrs 26 3 Flare pipe ends 26 4 Connect pipes 27 Air Evacuation 29 1 Evacuation Instructions 29 2 Note on Adding Refrigerant 30 Electrical and Gas Leak Checks 31 Test Run 32 European Disposal Guidelines 34 6 7 8 9 10 MC MC ...

Page 4: ...ury as wellaspermamentequipmentfailure Remember NoDust HumidityorAirshouldbeallowedtoenter allow children to play with the air conditioner Children must be supervised around the unit at all times 1 Installation must be performed by a licensed and trained technician Defective installation can cause water leakage electrical shock or fire Proper tools are also needed 2 Installation must be performed ...

Page 5: ...ric heater do not install the unit within 1 meter 3 feet of any combustible materials Do not install the unit in a location that may be exposed to combustible gas leaks If combustible gas accumulates around the unit it may cause fire Do not operate your air conditioner in a highly humid space such as a bathroom or laundry room Exposure to high humidity or water can cause electrical components to s...

Page 6: ...r ST2 9 x 10 Remote controller holder Dry battery AAA LR03 Seal Drain joint Mounting plate 1 Accessories The air conditioning system comes with the following accessories Use all of the installation parts and accessories to install the air conditioner Improper installation may result in water leakage electrical shock and fire or cause the equipment to fail 5 5 2 1 Optional Parts 2 Page 6 ...

Page 7: ...carefully before installing or operating your new air conditioning unit Make sure to save this manual for future reference Installation Manual Page 7 Name Shape Quantity Parts you must purchase Consult thedealer about the pipe size Connecting pipe assembly depending on capacity Liquid side Gas side Φ6 35 1 4i n Φ9 52 3 8in Φ9 52 3 8in Φ12 7 1 2in Φ16 5 8in IMPORTANT NOTE Read this manual carefully...

Page 8: ...n Page 11 Attach Mounting Plate Page 12 Drill Wall Hole Page 12 Determine Wall Hole Position Page 12 1 2 3 4 8 12cm 3 5 in 2 0 2 6m 80 100 in 8 12cm 3 5 in Min 10 15cm 4 6 in Recommended Clearances Hole can be drilled at either left or right side Must be perfectly horizontal Min Min Optimally ...

Page 9: ... the Indoor Unit Page 18 STEP 8 Wrap Piping and Cables together Page 18 1 2 3 Connect Piping Page 25 Connect Wiring Page 17 Prepare Drain Hose Page 14 5 6 7 8 9 Installation Overview USE DOUBLE BACKUP WRENCES Ground ...

Page 10: ...ses The actual shape of your indoor unit may be slightly different The actual shape shall prevail Wall Mounting Plate Refrigerant Piping Signal Cable Remote Control Drainage Pipe Louver Remote Control Holder Some Units Functional Filter On Front of Main Filter Some Units Front Panel Outdoor Unit Power Cable To house power panel ...

Page 11: ...g enough to support the weight of the unit A location at least 1m 40 in from all other electrical devices e g TV radio computer DO NOT install unit in the following locations Near any source of heat steam or combustible gas Near flammable items such as curtains or clothing Near any obstacle that might block air circulation Near the doorway In a location subject to direct sunlight NOTE ABOUT WALL HO...

Page 12: ...ng the screws directly into the clip anchors Step 3 Drill wall hole for connective piping You must drill a hole in the wall for refrigerant piping the drainage pipe and the signal cable that will connect the indoor and outdoor units 1 Determine the location of the wall hole based on the position of the mounting plate Refer to Mounting Plate Dimensions on the next page to help you determine the opt...

Page 13: ...5 8in 43mm 1 3 4in 43mm 1 3 4in 144mm 5 5 8in 58mm 2 1 4in 319mm 12 9 16in 57mm 2 1 4in 40mm 19 16in Right rear wall hole 65mm 2 1 2in Model C 965mm 38in 138mm 5 45in 34mm 1 3 8in Indoor unit outline 219mm 8 5 8in 553mm 21 3 4in 300mm 11 3 4in 335mm 13 1 4in Left rear wall hole 65mm 2 1 2in Right rear wall hole 65mm 2 1 2in Model D 1080mm 42 1 2in 53 5mm 2 1 16in 47mm 1 7 8in 76mm 3in 53 5mm 2 1 1...

Page 14: ...eeve to reveal about 15cm 6in of the refrigerant piping This serves two purposes To facilitate the Refrigerant Piping Connection process To facilitate Gas Leak Checks and enable you to check for dents or kinks 4 If existing connective piping is already embedded in the wall proceed directly to the Connect Drain Hose step If there is no embedded piping connect the indoor unit s refrigerant piping to...

Page 15: ...o make sure that water flows from the unit smoothly NOTE ON DRAIN HOSE PLACEMENT Make sure to arrange the drain hose according to Fig 3 5 DO NOT kink the drain hose DO NOT create a water trap siphon DO NOT put the end of drain hose in water or a container that will collect water DUAL DRAIN HOLE LOCATIONS EXIST The indoor unit has 2 drain connections on left and right sides Either one can be utilize...

Page 16: ...ximum current of the unit 6 A properly rated HACR type fuse or circuit breaker that disconnects all poles and has a contact separation of at least 1 8in 3mm must be incorporated in the fixed wiring The qualified technician must use an approved circuit breaker or fuse 7 Only connect the unit to an individual branch circuit Do not connect another appliance to that outlet This equipment requires its ...

Page 17: ...rd such as T3 15A 250VAC T5A 250VAC etc 1 Prepare the cable for connection a Using wire strippers strip the rubber jacket from both ends of signal cable to reveal about 40mm 1 5 in of the wires inside b Strip the insulation from the ends of the wires c Using wire crimper crimp u type lugs on the ends of the wires if needed PAY ATTENTION TO MAKE GOOD CONTACT While crimping wires make sure to make g...

Page 18: ...refrigerant pipes 3 Using insulation tape wrap the signal wire refrigerant pipes and drain hose tightly together Double check that all items are bundled in accordance with Fig 3 10 DO NOT REMOVE DUST CAPS FROM THE PIPING When wrapping the bundle keep the ends of the piping sealed well with the original dust caps or using duct tape so dust can not enter inside Leave connection points accessible for...

Page 19: ...ns 4 Keep pipe connection points exposed to perform the leak test refer to Electrical Checks and Leak Checks section of this manual 5 After the leak test wrap the connection point with insulation tape 6 Remove the bracket or wedge that is propping up the unit 7 Using even pressure push the bottom half of the unit toward the wall Keep pushing evenly until the unit snaps onto the hooks along the bot...

Page 20: ...stall unit in the following locations Near an obstacle that will block air inlets and outlets Near a public street crowded areas or where noise from the unit will disturb others Near animals or plants that will be harmed by hot or cold air discharge Near any source of combustible gas In a location that is exposed to large amounts of dust or receiving high winds In a location exposed to a excessive...

Page 21: ...the rubber seal on the end of the drain joint that will connect to the outdoor unit 2 Insert the drain joint into the hole in the base pan of the unit 3 Rotate the drain joint 90 until it clicks in place facing the front of the unit 4 Connect a drain hose extension included to the drain joint to redirect water from the unit during heating mode If the drain joint doesn t come with a rubber seal see...

Page 22: ...of the unit according to the dimensions below W A B D Air inlet Air outlet Air inlet Fig 4 5 Outdoor Unit Installation WHEN DRILLING INTO CONCRETE EYE PROTECTION IS RECOMMENDED AT ALL TIMES Outdoor Unit Dimensions mm W x H x D Mounting Dimensions Distance A mm Distance B mm 24K BTU 22 SEER 946x810x410 37 1 4x31 7 8x16 1 4 673 26 1 2 403 15 7 8 24K BTU 17 SEER 845x702x363 33 1 4x27 5 8x14 3 8 540 2...

Page 23: ...cal codes and must be installed by a licensed electrician 2 All electrical connections must be made according to the Electrical Connection Diagram located on the side panels of the indoor and outdoor units 3 If there is a serious safety issue with the power supply stop work immediately Explain your reasoning to the client and refuse to install the unit until the safety issue is properly resolved 4...

Page 24: ...event rain water from flowing into the terminal 6 Using the cable clamp fasten the cable to the unit Screw the cable clamp down tightly 7 Insulate unused wires with PVC electrical tape Arrange them so that they do not touch any electrical or metal parts 8 Replace the wire cover on the side of the unit and screw it in place Outdoor Unit Installation Cover Outdoor Unit Wiring Diagram is located on t...

Page 25: ...ir Conditioner 15 000 25 80 ft 10 33 ft 15 000 and 24 000 30 100 ft 20 66 ft 24 000 and 36 000 50 165 ft 25 82 ft 36 000 and 60 000 65 215 ft 30 100 ft Connection Instructions Refrigerant Piping Step 1 Cut pipes When preparing refrigerant pipes take extra care to cut and flare them properly This will ensure efficient operation and minimize the need for future maintenance 1 Measure the distance betwe...

Page 26: ...rrs from cut pipe seal the ends with PVC tape to prevent foreign materials from entering the pipe 2 Sheath the pipe with insulating material 3 Place flare nuts on both ends of pipe Make sure they are facing in the right direction because you can t put them on or change their direction after flaring See Fig 5 3 Flare nut Copper pipe 4 Remove PVC tape from ends of pipe when ready to perform flaring ...

Page 27: ...are nut as tightly as possible by hand 3 Using a spanner grab the nut on the unit tubing 4 While firmly holding the nut on the unit tubing use a torque wrench to tighten the flare nut according to the torque values in the Torque Requirements table below Loosen the flaring nut slightly then tighten again Fig 5 6 Fig 5 7 Fig 5 8 Refrigerant Piping Connection TORQUE REQUIREMENTS Outer Diameter of Pip...

Page 28: ...4 Using a spanner grab the body of the valve Do not grab the nut that seals the service valve See Fig 5 10 USE SPANNER TO GRAB THE BODY OF THE SERVICE VALVE Torque from tightening the flare nut can snap off other parts of valve 5 While firmly gripping the body of the valve use a torque wrench to tighten the flare nut according to the correct torque values 6 Loosen the flaring nut slightly then tig...

Page 29: ...en the indoor and outdoor units are connected properly in accordance with the Refrigerant Piping Connection section of this manual Check to make sure all wiring is connected properly Evacuation Instructions Before using the manifold gauge and vacuum pump read their operation manuals to familiarize yourself with how to use them properly Manifold Gauge Low pressure gauge 76cmHg Low pressure valve Hi...

Page 30: ...valves 13 Tighten valve caps on all three valves service port high pressure low pressure by hand Thentighten it further using a torque wrench if needed OPEN VALVE STEMS GENTLY When opening valve stems turn the hexagonal wrench until it hits against the stopper Do not try to force the valve to open further Note on Adding Refrigerant ADDITIONAL REFRIGERANT PER PIPE LENGTH Connective Pipe Length m Ai...

Page 31: ...f the unit immediately and call a licensed electrician to find and resolve the cause of the leakage Note This may not be required for some locations in the US Gas Leak Checks There are two different methods to check for gas leaks Soap and Water Method Using a soft brush apply soapy water or liquid detergent to all pipe connection points on the indoor unit and outdoor unit The presence of bubbles in...

Page 32: ... to turn it on 3 Press the MODE button to scroll through the following functions one at a time COOL Select lowest possible temperature HEAT Select highest possible temperature 4 Let each function run for 5 minutes and perform the following checks List of Checks to Perform PASS FAIL No electrical leakage Unit is properly grounded All electrical terminals properly covered Indoor and outdoor units ar...

Page 33: ...when the ambient temperature is extremely low In this instance you can use the MANUAL CONTROL button to test the COOL function 1 Lift the front panel of the indoor unit and raise it until it clicks in place 2 The MANUAL CONTROL button is located on the right hand side of the unit Press it 2 times to select the COOL function See Fig 8 1 3 Perform Test Run as normal Fig 8 1 Test Run Manual control b...

Page 34: ...options Dispose of the appliance at designated municipal electronic waste collection facility When buying a new appliance the retailer will take back the old appliance free of charge The manufacturer will take back the old appliance free of charge Sell the appliance to certified scrap metal dealers Special notice Disposing of this appliance improperly or in other natural surroundings endangers you...

Page 35: ...door temperature is ower than 13F or 1 the indoor unit error code P3 Low Ambient Protection 2 the outdoor temperature goes higher than 22 8F minutes and compressor has stopped or 1 hour or outdoor temperature goes higher than 23F then restart Fault Symptom A more comprehensive service and diagnostics manual is available for the service technicians Contact the manufacturer for the download instruct...

Page 36: ...CS368I AB 16122000002333 20161221 is a registered trademark of Parker Davis HVAC International Inc Parker Davis HVAC International Inc 2250 NW 102 Place Doral FL 33172 USA Tel 305 513 4488 Fax 305 513 4499 email info pd hvac com Website www pd hvac com Pioneer product range parts and supplies are available online for convenient ordering at www highseer com Copyright 2016 Parker Davis HVAC Internat...

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