Sharp GU-X18SCR Installation And Operation Manual Download Page 1

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CASSETTE

TYPE ROOM AIR CONDITIONER

INSTALLATION AND

OPERATION MANUAL

ENGLISH

INDOOR UNIT

OUTDOOR UNIT

GX-X18SCR

GU-X18SCR

GX-X24SCR

GU-X24SCR

GX-X30SCR GU-X30SCR

GX-X42SCR GU-X42SCR

AYXP9_12RMR_OM_10_LANG.indb 1

2014-03-12 11:09:27

Summary of Contents for GU-X18SCR

Page 1: ...LLATION AND OPERATION MANUAL ENGLISH INDOOR UNIT OUTDOOR UNIT GX X18SCR GU X18SCR GX X24SCR GU X24SCR GX X30SCR GU X30SCR GX X42SCR GU X42SCR AYXP9_12RMR_OM_10_LANG indb 1 AYXP9_12RMR_OM_10_LANG indb 1 2014 03 12 11 09 27 2014 03 12 11 09 27 ...

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Page 3: ...an environment friendly treatment recycling of materials and minimizing final disposal of waste IMPROPER DISPOSAL can be harmful to human health and the environment due to certain substances Take USED EQUIPMENT to a local usually municipal collection facility where available Remove USED BATTERIES from equipment and take them to a battery collection facility usually a place where new batteries are ...

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Page 5: ... Installation of the Indoor Unit 9 4 2 Installation of the Outdoor Unit 10 4 3 Installation of the Connection Pipe 12 4 4 Vacuum and Gas Leakage Inspection 15 4 5 Installation of the Drain Hose 17 4 6 The Panel Installation 20 4 7 Electrical Wiring 22 5 Test Running 27 5 1 Trial Operation and Testing 27 5 2 Working Temperature Range 29 7 Troubleshooting and Maintenance 35 7 1 Troubleshooting 35 7 ...

Page 6: ...use an extension cord Do not put other loads on the power supply use a dedicated power circuit Failure to do so may cause abnormal heat electric shock or fire 8 Use the specified types of wires for electrical connections between the indoor and outdoor units Firmly clamp the interconnecting wires so their terminals receive no external stresses Incomplete connections or clamping may cause terminal o...

Page 7: ... persons with reduced physical sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved 18 Children shall not play with the appliance Cleaning and user maintenance shall not be made by children without supervision 19 If the supply cord is damaged it must be...

Page 8: ... the Unit and Main Parts 1 Drainage device 2 Drainage pipe 3 Air flow flap 4 Connection pipe 5 Wireless Controller 6 Big handle 7 Liquid Pipe 8 Gas pipe 9 Drainage pipe 10 Front Board Indoor Outdoor 2 3 4 6 5 1 7 8 9 10 Air inlet Air outlet Fig 1 ...

Page 9: ...ling the unit 4 installation paperboard 1 used for ceiling drilling 5 Gasket mounting board 4 Used to prevent gasket from falling off 6 Wireless Controller Battery 1 2 To control the indoor unit 7 sealing plaster 1 8 Fastener 4 To fasten the sponge 9 Insulation 1 To insulate the gas pipe 10 Insulation 1 To insulate the liquid pipe 11 Sponge 4 To insulate the drain pipe 12 Nut 1 To connect gas pipe...

Page 10: ...ugh all the room 2 Make sure that the installation meets the requirement of the schematic diagram of installation spaces 3 Select the place where can stand 4 times of the weight of the indoor unit and would not increase the operating noise and vibration 4 The horizontality of the installation place should be guaranteed 5 Select the place where is easy to drain out the condensate water and connect ...

Page 11: ...ain as much as possible 2 Install the outdoor unit where it is convenient to connect with the indoor unit 3 Install the outdoor unit where the condensate water can be drained out freely during heating operation 4 Do not place animals and plants in the path of the warm air 5 Take the air conditioner weight into account and select a place where noise and vibration are small 6 Install the outdoor uni...

Page 12: ...m Liquid Gas 1 4 Φ25 1 5 GX X18SCR GU X18SCR 1 2 20 15 GX X24SCR GU X24SCR 3 8 5 8 30 15 GX X30SCR GU X30SCR 30 15 The connection pipe should be insulated with proper water proof insulating material The pipe wall thickness shall be 0 5 1 0mm and the pipe wall shall be able to withstand the pressure of 6 0 MPa The longer the connecting pipe the lower the cooling and heating effect performs 3 4 Elec...

Page 13: ...according to the related national standard The specifications of the breaker listed in the table above are applied to the breaker with the working temperature at 40 С If the working condition changes they should be modified according to the related national standard Take 2 pieces of power cord of 0 75mm2 as the communication lines between indoor and outdoor unit with their longest lengths of 50m P...

Page 14: ...allation of the Indoor Unit 4 1 1 Indoor unit dimension Fig 4 Table 7 Item Model A B C D E F 670 596 592 571 145 240 GX X18SCR GX X24SCR 950 840 780 680 160 240 950 840 780 680 160 320 GX X30SCR 4 1 2 Installing the Main Body Unit Fig 5 GX X42SCR 950 840 780 680 160 320 ...

Page 15: ...r template 4 1 3 Installing the Suspension Bolts 1 Using the installation template drill holes for bolts four holes Fig 6 2 Install the bolts to the ceiling at a place strong enough to hang the unit Mark the bolt positions from the installation template With a concrete drill drill for 12 7mm 1 2 diameter holes Fig 7 3 Insert the anchor bolts into the drilled holes and drive the pins completely int...

Page 16: ...t Fig 11 1 It is required to install a drain pipe for the outdoor unit to drain out the condensate water during heating operation only for the heat pump unit 2 When installing the drain pipe apart from the drain pipe mounting hole all other holes should be plugged so as to avoid water leakage only for the heat pump unit 3 Installation Method Insert the pipe joint into the hole φ25 located at the b...

Page 17: ...evenly and there are no cracks see Fig 12 Fig 12 4 3 2 Bending Pipes 1 The pipes are shaped by your hands Be careful not to collapse them Fig 13 2 Do not bend the pipes in an angle more than 90 3 When pipes are repeatedly bent or stretched the material will harden making it difficult to bend or stretch them any more Do not bend or stretch the pipes more than three times 4 When bending the pipe do ...

Page 18: ...d Do not remove the flare nut until the connection pipe is to be connected so as to prevent dust and impurities from coming into the pipe system When connecting the pipe to the unit or removing it from the unit please do use both the spanner and the torque wrench Fig 15 When connecting smear both inside and outside of the flare nut with refrigeration oil screw it hand tight and then tighten it wit...

Page 19: ...oor Side Unit Tighten the flare nut of the connection pipe at the outdoor unit valve connector The tightening method is the same as that as at the indoor side 4 3 5 Checking the Pipe Connections for Gas Leaking For both indoor and outdoor unit side check the joints for gas leaking by the use of a gas leakage detector without fail when the pipes are connected 4 3 6 Heat Insulation on the Pipe Joint...

Page 20: ...returning to the room 3 Restraint all pipes to the wall with saddles 4 4 Vacuum and Gas Leakage Inspection CAUTION Do not purge the air with refrigerants but use a vacuum pump to vacuum the installation There is no extra refrigerant in the outdoor unit for air purging 4 4 1 Vacuum 1 Remove the caps of the liquid valve gas valve and also the service port 2 Connect the hose at the low pressure side ...

Page 21: ...nnection pipe when removing the hose Note that the gas and liquid valve can be opened fully only after the manifold valve assembly is removed 8 Place back the caps of the liquid valve gas valve and also the service port Hose with the valve pin gauge manifold pipe pipe VAC valve Vacuum pump Service port Low pressure gauge High pressure gauge Gauge manifold kit Fig 20 Note For the large sized unit i...

Page 22: ... to or greater than that of the connecting pipe 3 Install the drain piping as shown and take measures against condensation Improperly rigged piping could lead to leaks and eventually wet furniture and belongings Extension drain piping commercially available Insulating tube commercially available Indoor unit drain hose Insulating tape accessory Fig 22 4 5 2 Installing the Drain Pipes 1 Insert the d...

Page 23: ...cient gradient it is necessary to fit a riser pipe field supplied to it 5 If the air flow of indoor unit is high this might cause negative pressure and result in return suction of outdoor air Therefore U type water trap shall be designed on the drainage side of each indoor unit Fig 24 6 Install one water trap for each unit 7 Installation of water trap shall consider easy cleaning in the future Fig...

Page 24: ...te them ii Connect the drain hose to the drain outlet on the indoor unit and tighten it with the clamp Drain lift pipe Fig 30 2 Make sure the lift pipe is at most 280mm 3 Stand the lift pipe vertically and make sure it is not further than 300mm from the base of the drain outlet 4 Secure a downward gradient of 1 100 or more for the drain pipe To accomplish this mount supporting brackets at an inter...

Page 25: ...ing Drain hose Test hole cover Test hole Immiting water from the rest hole Plastic water pot The length of the pipe should be about 100mm Immiting water from the outlet vent terminal Above 100mm Drain vent for repair use plastic stopper is included drain the water in waterspoit by this outlet vent Fig 33 4 6 The Panel Installation 4 6 1 Precautions 1 See the figure below for the relationship of th...

Page 26: ...ng and decoration panel after tightening the screws readjust the height of the indoor unit Fig 36 Fig 36 4 Wire the swing flap motor as shown in Fig 37 Fig 37 4 6 2 Installing the Panel 1 Place the panel at the unit and latch the hooks beside and opposite the swing flap motor 2 Latch other two hooks 3 Tighten four hexagonal screws under the latches about 15mm ...

Page 27: ...duces to 5 8mm Fig 38 4 7 Electrical Wiring 4 7 1 Wiring Precautions WARNING Before obtaining access to terminals all supply circuits must be disconnected The rated voltage of the unit is as shown as Table 5 and Table 6 Before turning on verify that the voltage is within the 198 264V range for single phrase unit Always use a special branch circuit and install a special receptacle to supply power t...

Page 28: ...cted capacity When the voltage is low and the air conditioner is difficult to start contact the power company to raise the voltage 4 7 2 Electrical Wiring 1 For solid core wiring Fig 39 i Cut the wire end with a wire cutter or wire cutting pliers then strip the insulation about 25 mm 15 16 ii Using a screwdriver remove the terminal screw s on the terminal board iii Using pliers bend the solid wire...

Page 29: ...ng may cause burning of the electric parts Connect the connection cords firmly to the terminal block Imperfect installation may cause a fire Always fasten the outside covering of the connection cord with cord clamps If the insulator is not clamped electric leakage may occur Always connect the ground wire 4 Electric wiring between the indoor and outdoor units Single phase units 18K 30K GU X18SCR GX...

Page 30: ...ower cord 3 1 0mm2 H05RN F Communication Cords 2 0 75mm2 H05RN F Fig 42 5 Electric wiring of indoor unit side Remove the electric box cover from the electric box sub assy and then connect the wire Power supply terminal board Electric box cover Communication terminal board Seal here to avoid leakage Fig 43 ...

Page 31: ...oor outdoor connection cord and power cord respectively on the terminal boards with screws Faulty connection may cause a fire If the indoor unit connection cord to the outdoor unit and power supply are wired incorrectly the air conditioner may be damaged Connect the indoor unit connection cord properly based on the corresponding marks as shown in Fig 42 Ground both the indoor and outdoor units by ...

Page 32: ...plate and keep away from power lines Routing of External Power Lines Fig 45 5 Test Running 5 1 Trial Operation and Testing 1 The meaning of error codes as shown below Table 11 Number Error code Error Remarks 1 E1 Compressor high pressure protection 2 E2 Indoor anti freeze protection 3 E3 Compressor low pressure protection refrigerant lack protection and refrigerant colleting mode 4 E4 Compressor h...

Page 33: ...Activation failure 26 Ld Compressor phase sequence protection 27 LE Compressor stalling protection 28 LF Power protection 29 Lp Indoor and outdoor mismatch 30 U7 4 way valve direction changing protection 31 P0 Drive reset protection 32 P5 Over current protection 33 P6 Communication error between main control and drive 34 P7 Drive module sensor error 35 P8 Drive module over temperature protection 3...

Page 34: ...ront panel is opened the front panel is still allowed to realize the following functions by pressing the Auto button and the nearby Test button simultaneously for five seconds when the unit is Off 5 2 Working Temperature Range Table12 Test Condition Indoor Side Outdoor Side DB C WB C DB C WB C Nominal Cooling 27 19 35 24 Nominal Heating 20 7 6 Rated Cooling 32 23 48 Low Temp Cooling 21 15 15 Rated...

Page 35: ...eless remote controller Never let any liquid flow into the wireless remote controller Never expose the wireless remote controller under the sunlight directly or where it is very hot This is a general remote control it could be used for multiple types functions of air conditioners For some models without the functions specified here we preserve the right to not to inform exclusively 6 1 Control pan...

Page 36: ...or more than 2 seconds can make the temperature changed quickly until release this button and then transmit this order The temperature adjustment is unavailable under the Auto mode but the order can be sent by pressing this button Centigrade setting range 16 30 Fahrenheit scale setting range 61 86 button Preset temperature can be increased by pressing this button Pressing and holding this button f...

Page 37: ...will be increased or decreased 10 minutes every 0 5 seconds After that another press on the CLOCK button accepts the setting 12 00 is the default when the wireless remote controller is energized 8 TIMER ON button When TIMER ON is activated ON will blink while the symbol will disappear Within 5 seconds it is allowed to set the ON time by pressing the button Each press will make the time increase or...

Page 38: ...g this button Sleep On and Sleep Off can be selected After powered on Sleep Off is defaulted Once the unit is turned off the Sleep function is canceled When Sleep is set to On the symbol of SLEEP will display Under the Fan and Auto modes this function is not available 14 LIGHT button Press this button to select LIGHT on or off in the displayer When the LIGHT is set to on the icon will be displayed...

Page 39: ...nder the OFF state of the unit press MODE and buttons simultaneously to switch between C and F 6 3 Replacement of batteries 1 Slightly press the place with along the arrowhead direction and push the back cover of the wireless remote controller 2 Take out the used batteries 3 Insert two new AAA 1 5V dry cell batteries and pay attention to their polarity 4 Put back the cover of the wireless remote c...

Page 40: ...g effect The air filter is dirty or blocked There is heat source or too many people inside the room The door or window is open There is obstacle at the air intake or outlet The set temperature is too high There is refrigerant leakage The performance of room temperature sensor becomes worse Poor heating effect The air filter is dirty or blocked The door or window is not firmly closed The set room t...

Page 41: ...mation of the unit Do not wet the indoor unit in case of electric shock or fire hazard Increase the frequency of cleaning if the unit is installed in a room where the air is extremely contaminated As a yardstick for yourself consider cleaning the filter once a half year If dirt becomes impossible to clean change the air filter How to clean the air filter 1 Open the air inlet grille a How to open t...

Page 42: ...r screen Filtering element Support Bolt 5 Clean the filter screen Clean the fil ter screen by a vacuum cleaner or wash it by flashing water If the oil stain on the filter can not be removed or cleaned up wash it by warm water meld with the detergent Dry the filter in the shadow Note Never use hot water over 45 C in case of color fading or turning yellow Never dry it by fire so as to prevent the fi...

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