Hitachi 50EX12BA Projection Television User Manual
Contents
1. up to 15m 2 5mm m am O S am Lu O A LL O lt 2 O Lu Z O Not to interfere with the drain hose fold the cable at the up to 20m 4 0mm 1 Power Source And Operation Test 2 Installation of Remote Controller How to remove the front cover How to Attach the Front Cover e The remote controller can be placed in its holder which is fixed Power Source D on wall or beam Remove the front panel Check that the drain pan is securely attached To operate the remote controller at its holder please ensure that Please remove and attach the front panel by both hands A WARNING the unit can receive signal transmitted from the controller at the After installing the front cover onto the unit hook three claws 7 aah i TEE place where the holder is to be fixed The unit will beep when at upper side of the cover securely Then push the center of eVETTEmOde thE Pawar PUG nor exteng ime ong distance signal is received from the remote controller The signal the front cover to lock the claws cord D aa i a transmission is weaken by the fluorescent light Therefore during l f Keep additional length for ihe power cord and do notrender the installation of the remote control holder please switch on Tighten the two screws the plug under external orce as this may CaL SS Poa contact the light even during day time to determine the m2. e The Outdoor unit must be mounted at a location which can support heavy weight Otherwise noise and vibration will increase f i Carefully read through the procedures of proper I I a e i I installation before starting installation work The sales agent should inform customers regarding the Inspire the Next HITACHI SPLIT UNIT AIR CONDITIONER INSTALLATION MANUAL Tools Needed For Installation Work Mark is exclusive use tool forR410A 0 Screwdriver Measuring Tape Knifes Saw P P 965mm PowerDrill Hexagonal Wrench Key fixe Indoor Unit Outdoor Unit o4amm wrench 14 17 19 22mm Gas leakage Detector PipeCutter Putty Vinyl Tape Pliers RAS 35YH6 RAC 35YH6 Flare Tool Vacuum Pump Adapter Manifold Valve Charge Hose Vacuum Pump correct operation of installation No nearby heat source and no obstruction near the air outlet is allowed Do not expose the unit under direct sunshine or rain Besides ventilation must be good and clear of obstruction The air blown out of the unit should not point directly to animals or plants The clearances of the unit from top left right and front are specified in figure below At least two of the above sides must be open air The installation height should be at least 2 300 mm or more from the floor er sos Be sure that the hot air blown out of the unit and noise do To avoid any error in signal transmission from the remote not disturb the neighb
3. check whether the drain pipe and bush cling to the base firmly i Ce PoR AIN HOLE gt above Cr AA 100mm t t i Push Push BUSH DRAIN HOLE PEZAN Outer diameter 16 mm or more AIR REMOVAL Completely unscrew the spindle of the Cap of service valve at 2 places in anticlockwise valve core 2 Pipe Connection direction to allow the flow of refrigerant t using Hexagonal Wrench key N Cap of valve Hexagonal head e Incase of removing flare nut of a indoor unit first remove wrench Key a nut of small diameter side or a seal cap of big diameter side will fly out Free from water into the piping when Tighten the cap of valve head Check the working i A CAUTION D cap s periphery if there is any gas leakage Cap of valve Be sure to tighten the flare nut to the specified torque with The task is then completed ue a torque wrench If the flare nut is overtightened the nut may be split after a long period has passed and may cause a refrigerant leak e Please be careful when bending the copper pipe Gas leakage inspection e Screw in manually while adjusting the center After that use a torque wrench to tighten the connection Flare nut OUTDOOR UNIT DRAIN PIPE Outer diameter Torque Nm Please use gas leakage detector to check if leakage of pipe kgf cm occurs at connection of Flare nut as shown on the Install the outdoor unit horizontally and make sure that condensate
4. drains away In case of using in chilly area Fix Especially in case that there are many snows by very cold in chilly area condensed KO OS Small diameter side 6 35 1 4 13 7 18 6 140 190 right water freezes on the base and may result not to drain In this case please remove Large diameter side 9 52 3 8 34 3 44 1 350 450 i leak f rthertiah h ti the bush and the drain pipe at the bottom of unit Left and center near discharge Wrench 7 JN Valve Small diameter side 6 35 1 4 19 6 24 5 200 250 gas Barageoccurss tumer tighter theconnschon Torque portion of air each 1 place It becomes smooth drain head cap Large diameter side 9 52 3 8 19 6 24 5 200 250 to stop leakage Ensure that the distance from the drain hole to the ground is 250 mm or more wrench Valve core cap 12 3 15 7 125 160 INSTALLATION OF REFRIGERATING PIPES AND AIR REMOVAL Wiring of The Indoor Unit Method to remove the low cover A e THIS APPLIANCE MUST BE e For wire connection of the Indoor unit you need to remove the front cover the low cover e Pull at the and in the directions as shown b WARNING EARTHED under the body of the unit and terminal cover er d Procedures of Wiring When power supplied to outdoor unit When power supplies to Indoor Unit Power cannot be turned off using power switch Detail of cutting the connecting cord Always keep the switch off and put the s
5. keep this installation manual together with the instruction manual The Length of Indoor Unit Connecting Cord Screw for Hanger When the power is A WAR NI NG supplied from the om indoor unit pull the above T oe 4 1 x32 power cable from the 50mm Please request your sales agent or qualified technician to install your unit Water leakage short circuit or fire may occur if you do the Holder for Remote cable drawer at the n Ot Ow installation work yourself Conal right or left side of io g eee Please observe the installation stated in the installation manual during the process of installation Improper installation may cause the indoor unit x above 50mm above 50mm water leakage electric shock and fire Make sure that the units are mounted at locations which are able to provide full support to the weight of the units If not the units may collapse and impose danger Observe the rules and regulations of the electrical installation and the methods described in the installation manual when dealing with the electrical work Use cables which are approved official in your country Be sure to use the specified circuit A short circuit and fire may occur due to the use of low quality wire or improper work Be sure to use the specified cables for connecting the indoor and outdoor units Please ensure that the connections are tight after the Cable drawer right side Direction of Piping Backward piping fr
6. ake sure upto 6m 1 6mm burn the terminal e Wiring for the horizontal piping from the right side to reattach the terminal cover Be sure to use only wire specified for the use of air conditioner Please refer to the manual for wire connection and the wiring technique should h inthe let meet the standard of the electrical installation o ee side mA o e a n e er d aoe k igure and pass the cable just over the electric 00X an There is an AC voltage drop between the LN terminal if the power is on Therefore anaes pull it out e Investigate the power supply capacity and other be sure to remove the plug from its socket Piping and drain hose layout electrical conditions at the installing location IMPORTANT Depending on the model of room air conditioner to be Fuse Capacity Cable installed request the customer to make arrangements l for the necessary electrical work etc 16A time delay fuse pu pose andike Suro 10 SEcUre it WiNUiNe coralband r AT Power a outdoor unit In localities where electrical conditions sosecite tne connccing cord Along the coated pellet tig wire cord g Drain are poor use of a voltage regulation is recommended using the cord band Do not exert pressure on the wire as this Form the cable properly so that the install outdoor tor the room airconditioner within the may cause overheating or fire d aad t touch the cable in Power cord reaching range of the line cord
7. d be used Power cord type NYM in the package of the outdoor unit Product Installation of Hanger Wall Penetration and Installation of Protection Pipe 2 Installation Of The Indoor Unit INSTALLATION AFTER CONNECTION OF REFRIGERATING PIPES The refrigerating pipe should be adjusted to fit into FF Drain hose Cutting Low Cover bush ZZ the hole on the wall and then ready for further lt j A CAUTION e While installing the pipe from the right left or Gp A A connection r A ZG The draining of the water container inside the Indoor unit can be done from the left bottom side use a knife to cut openings as 1g EE The terminals of 2 connected pipes must be covered Therefore the hanger must be fixed horizontally or slightly tilted towards the side of shown in figure Then smoothen the edges of EGRA TAA with insulator used for terminal connection Then the drain hose Otherwise condensed water may overflow the water container openings with a file AS pipes are wrapped with insulation pipe z z e Connect the connecting cord after removing low Direct Mounting On The Wall Ze cover e Please use hidden beams in the wall to hold the hanger eA Refer to CONNECTION OF POWER CORD Visible outline of th PN After adjustment fit the connecting cord and pipes bina a gi s ls into the space available under the unit Use holder to 125mm g A hold them tight m f TE LAT l z Connect connecting cord Holder can be attached at the either of 2
8. huttle and switch off the vacuum ere adapter Please face this side suction side of the unit to the wall Please remove side cover when connecting the piping and connecting cord er Pull downward Z acuum A CAUTION e Do not touch the suction port bottom surface or aluminum fin of the outdoor unit Failure to do so may cause an injury Die y Please use exclusive tool for refrigerant R410 pump 7 When pumping starts slightly e Loosen the spindle of the service valve loosen the flare nut to check of with small diameter by 1 4 turn and air sucked in Then tighten the tighten the spindle immediately after 5 flare Aut to 6 seconds The body of service I Remove the charging hose from the e service valve Copper pipe A mm Rigid Flaring Tool Diameter For R410A tool For R22 tool 6 35 1 4 0 0 5 1 0 9 52 3 8 0 0 5 1 0 CONDENSED WATER DISPOSAL OF OUTDOOR UNIT e There is holes on the base of Outdoor unit for condensed water to exhaust In order to flow condensed water to the drain the unit is installed on a stand or a block so that the unit is 100mm above the ground as shown figure Join the drain pipe to one hole Cover the drain hole with a bush To install the bush put it on the drain hole as shown in the figure and press the both sides of the bush to fit into the hole After installation
9. m lef insulation pipe il hae Holder Connected 1 Drill holes on wall 2 Push plug into the holes SaL section As shown below As shown below e eee 3 Heat Insulation and Finish of the Piping Wall NS i z am X e The connected terminals should be completed sealed Insulation material for pipe S NIE z ESA ES Y with heat insulator and then tied up with rubber strap connection Remote Drain Hose Pr vw Insulating Do not tie the terminals with the tape too tight 20mm Z 5 oc oe oe A Z q Z section of the If any clearance or over tightening may cause Canto Screw L L FA Remove low cover drain hose end condensation Holder Plug KTR Insert drain cap up to the Push the pipe deeply until the insulating Please tie the pipe and power line together with vinyl Procure locally YA location securely till the Section of the drain hose end gets over the tape as shown in the figure showing the installation of j cap stops rib at the indoor unit side Indoor and Outdoor units Wall Penetration and Installation of Protection Pipe i e cy Mal ek ae s PEP drain hose and pipe with insulation pipe Drill a 65mm hole on wall which is _ Indoor Outdoor A WARNING Completely seal any gap with putty slightly tilted towards the outdoor side 2 5 i Be sure that the wire is not The rubber strap used for fixing the insula
10. n or injury above 200mm the indoor and outdoor unit When installing the unit be sure to install the refrigerant pipe before starting the compressor above 50 mm when should be kept below 10m If the refrigerant pipe is not installed and the compressor is operated with the service valve released air is sucked and the emi aa X above 50mm jH ce aoa esi see pressure level of the refrigeration cycle may increase abnormally which could result in a rupture and injury SS gle clearance insulated with insulation pipe and A CAUTION l S possible then wrapped with vinyl tape gt NC The insulator will deteriorate if nen 3 7 WA it is not d with t A circuit breaker must be installed in the house distribution box for the direct connected power supply cables to the repped wih tape outdoor unit In case of other installations a main switch with a contact gap or more than 3mm has to be installed above idomi aan The connection of insulated drain Without a circuit breaker the danger of electric shock exists ie S HOSE es eee eee Do not install the unit near a location where there is flammable gas The outdoor unit may catch fire mat oS j y if flammable gas leaks around it ENN above 300mm iu K Please use insulated drain hose for Please ensure smooth flow of water when installing the drain hose Improper installing may wet your funiture The components of amp are included the indoor piping commercial An IEC approved power cord shoul
11. nd or a Condensed Be sure that the drain hose is proper condition like left figure 06K108_RAS 35_YH6_English p65 1 11 13 06 3 02 PM e Please mount the Outdoor unit of stable ground to prevent vibration and increase of noise level e Decide the location for piping after sorting out the different types of pipe available e When removing side cover please pull the handle after undoing the hook by pulling it downward Reinstall the side cover in the reverse order of the removal 1 Preparation of Pipe g Remove of Air From The Pipe And Gas Leakage Inspection Use a pipe cutter to cut the copper pipe and remove burr Procedures of using Vacuum Pump for Air Removal Trimming tool When the meter reaches 101KPa As shown in right figure remove the cap 76cmHg during pumping fully of valve core Then connect the charge tighten the shuttle hose Remove the cap of valve head eter showing Connect the vacuum pump adapter to the pressure vacuum pump and connect the charge ya e Closed CII R410A hose to the adapter S Manici R 7 J valve e Remove burr and jagged edge will cause leakage Z Sa _ Vacuum e Point the side to be trimmed downwards during trimming to prevent copper Fully tighter the Hi shuttle of the manifold Nave A pump chips from entering the pipe valve and completely unscrew the Lo A vex shuttle Run the vacuum pump for about 10 15 minutes then completely tighten the pump Lo s
12. om left b Be sure to completely seal any gap 5 with putty ge A G 2 300 mm or more ET 0 45m Screw for holder of must not bend about 300mm Lk conductors of the wire are inserted into the terminals to prevent the external force is being applied to the connection section of the Remote Controller i terminal base Improper insertion and loose contact may cause over heating and fire H Used in E J 3 1 x 16 Connection ae Please use the specified components for installation work Otherwise the unit may collapse or water leakage electric shock fire or oe horizontal piping stronger vibration may occur Hold There are G alector a Owed ra r 7 z F omen namely backward piping Be sure to use the specified piping set for R410A Otherwise this may result in broken copper pipes or faults ri z E 7 7 a backward piping from left When installing or transferring an air conditioner to another location make sure that air other than the specified refrigerant R410A horizontally piping from right does not enter the refrigeration cycle If other air should enter the pressure level of the refrigeration cycle may increase abnormally horizontally piping from lett which could result ina rupture and injury l SEn Remote Controller vertically down from right vertically Be
13. ough the hole on the wall 1 Drill holes on wall 2 Push plug into the holes 3 Fix the hanger on wall with PIPING FROM THE LEFT SIDE BACKWARD DOWNWARD HORIZONTAL e Wrap the refrigerating pipes with insulation pipe after As shown below As shown below 4 1 x 32 screw connecting refrigerating pipe As shown in figure below Connect the connecting cord after removing low cover Wall OH Plug 7 Changed of Drain Hose and Installation Procedures Refer to Connection of Power Cord anger N Procure Ceiling fj i Ja F F F Exchange the location of drain hose and drain cap while installing the pipe from the left side as After adjustment the connecting cord and refrigerating pipes Screw locally shown in below Be sure to plug in the drain hose until the insulating material folds upon itself are placed into the space available under the Indoor unit Projection Protection The projection of Indoor unit must hook to the hanger pipe e Please use pliers to pull out the drain cap SN A CAUTION Taine Drain hose ti A This is an easier way to remove the drain a ms ee Are wac SS y Insufficient insert may Pipe GN oo Yi Refrigerating Bull this to the front during the we l Pe result in water leakage Cable SLO Drain hose KO connection of refrigerating ee A ra nA pipe to ease task i e Procedures to fix the holder of remote control ee an O 2 Drain layout of backward piping tro
14. ounting location Do not fix the power cord with U shape nail of the holder The power cable easily generates heat Do not bring the cable together with a wire or vinyl tie After opening the front panel by both hands Undo the right arm while pushing it inside Slide the front panel to right as shown in figure Then remove while pulling it to front The controller must be hooked onto the hook at the lower part of the holder Push in the remote controller in the direction as shown in figure below Operation test Pa Screw 2 pieces e Please ensure that the air conditioner is in normal operating condition during the operation test e Explain to your customer the proper operation procedures as described in the user s manual e If the indoor unit won t operate check the cable for correct connection e Turn on the lamp in the room where the indoor unit is installed and check the remote controller for normal operation Force cooling operation Screw eo AA a OS Remove the filters 4 IS Install the filter After removing two screws pull the center of the front cover towards you and release the claws Slide the shafts of the right and left arms on the front panel Holder for Remote along the steps to insert the shafts into the holes till they stop Controller Pull the side faces lower section
15. ourhood controller please put the controller far away from high Do not install at a location where there is flammable gas frequency machines and high power wireless systems steam oil and smoke The location must be convenient for water drainage Place the Outdoor unit and its connecting cord at least 1 m away from the antenna or signal line of television radio or telephone This is to avoid noise interference Figure showing the Installation of Indoor and Outdoor Unit The clearance distances from top right and left are specified in figure below The location must be convenient for water drainage and pipe connection with the Outdoor unit To avoid interference from noise please place the unit and its remote controller at least 1m from the radio and television INDOOR UNIT OUTDOOR UNIT SAFETY PRECAUTION e Read the safety precautions carefully before operating the unit The contents of this section are vital to ensure safety Please pay special attention to the following sign A WARNING Incorrect methods of installation may cause death or serious injury A CAUTION Improper installation may result in serious consequence Make sure to connect earth line This sign in the figures indicates prohibition Be sure that the unit operates in proper condition after installation Explain to customer the proper operation and maintenance of the unit as described in the user s guide Ask a customer to
16. places Insulation pipe must be wrapped with 1919 e Pull out the pipe connecting cord and drain hose Please select the easier position vinyl tape at every 120 mm ve THE CONNECTION OF REFRIGERATING PIPE DURING Insert the pipe through the wall hole ranted THE INSTALLATION OF INDOOR UNIT a6sinni The upper part of the Indoor unit is hanged on the together with Vinyl tape The end of the refrigerating pipes are at Drain Hose hanger walika Preparation To Install Refrigerating Pipes locations marked with V symbol The projection at the lower part of the Indoor unit is e The refrigerating pipes and connecting cord hooked onto the hanger transform and are attached on Screw the hanger at the Hanger Hanger Cable Drain hose positions possibly near the SS upper and lower hooks where Lift the body hae D E a o PI bend at a small the indoor unit is hung Use 4 or Refrigerating ackwara piping ease bend at a sma more screws to fix the hanger Pipe radius to form an arc of the unit upwards and B Installation gt Wall hole then force it g downwards E Hang the indoor unit onto the hanger Use the temporary stand Procedures of Installation and Precautions ee at the back of the Indoor unit to push its lower part 15cm e Procedures to fix the hanger Pipe Drain Hose Connecting Cord forwards Projection e Place the drain hose thr
17. s of the front cover towards After checking that the shafts are securely inserted close the Remote controller you as shown in the figure and remove the cover e e When the service switch of the indoor unit is After completing the service switch pressed for 1 or more Cover gt operation be sure to keep the seconds the force switch pressed for one or more cooling operation starts seconds and stop the force cooling SSe tie moce wien performing the failure operation diagnosis or collecting FINAL STAGE OF INSTALLATION Service switch If the switch is pressed for one or more seconds the force cooling operation starts If the Push up the PUSH sections at the bottom of the indoor unit and remigerant Into SING Switch is pressed for additional one or pull the bottom plate towards you Then the claws are released outdoor unit more seconds the operation stops from the stationary plate Do not operate the unit for more than 5 minutes The PUSH sections are indicated by 2 arrows in the right figure A CAUTION while the spindle of the service valve is closed PUSH mark positions 06K108_RAS 35_YH6_English p65 2 11 9 06 10 58 AM am lt S735 gt
18. sure to ventilate fully if a refrigerant gas leak while at work If the refrigerant gas comes into contact with fire a poisonous gas may down from left a occur Plug Procure locally After completion of installation work check to make sure that there is no refrigeration gas leakage If the refrigerant gas leaks into the F The indoor piping should be room coming into contact with fire in the fan driven heater space heater etc a poisonous gas may occur 2 insulated with the enclosed Unauthorized modifications to the air conditioner may be dangerous If a breakdown occurs please call a qualified air conditioner 5 Heel Ae AIP the oe technician or electrician Improper repairs may result in water leakage electric shock and fire etc mE be led please use commercia Be sure to connect the earth line from the power supply wire to the outdoor unit and between pa g z the outdoor and indoor unit Do not connect the earth line to the gas tube water pipe lighting rod or the earth line of the D The refrigerating machine oil is telephone unit Improper earthing may cause electric shocks aah ean E ree When finishing the refrigerant collection pumping down stop the compressor and then remove the coolant pipe erien hae If you remove the refrigerant pipe while the compressor is operating and the service valve is released air is sucked and a The difference in height between pressure in the freezing cycle system will build up steeply causing an explosio
19. tor Te a a s to the a with SPAWN in contact with any metal in should not be tied with great force Otherwise pe Installation of Drain Hose wall thickness putty the wall Please use the this will damage heat insulation and causes Pipe Rubber strap tied Empty gap in the sleeve of protection protection pipe as wire water condensation with great force A CAUTION pipe should be completely sealed with passing through the hollow Please pull the lower part of the Indoor unit putty to avoid dripping of rain water into Ea part of the wall so as to outwards to check if the unit is hooked onto A X the room Epson prevent the possibility of the hanger Improper installation may cause in Bending upwards Condensed water Please ensure smooth flow of water Sleeve of oe by net ig vibration and noise A pond i i i protection nless It Seals completely Transform the piping while holding down the i l a n n He ca aa pipe any air with high humidity lower portion erie saseed by hari s ppori ih teen oo A You are free to choose the side left or right for the installation of drain An IEC approved power cord should be flows from outdoor and any PM ending downward CAUTION hose Please ensure the smooth flow of condensed water of the Indoor used Power cord type NYM dew may drop unit during installation Careless may result in water leakage water pond NI not loosely connected be
20. witch cover on the power switch so that the power cannot be turned Indoor Unit i 30mm 30mm on Line cord Onor Green Yellow im P Power cord is not necessary store it in the lower side space on the rear IN W _S side of indoor unit When storing warp the power plug with the vinyl bag z L Strip wires for the parts etc and seal with adhesive tape to prevent dust or dirt RCON ged Terminal A and B of indoor unit do not need to be connected 19 50Hz ConnScing Cord When power supplied to outdoor unit power is not turned off by switching fi the power of indoor unit to off In that case please cut the breaker Indoor Unit Wiring of the Outdoor Unit Green Yellow e Please remove the side cover for wire connection 91 6 or 92 0 Securely screw in the power cord and e If you cannot attach the side plate due to the connection cord please Detail of cutting the connecting cord C j connecting cord so that it will not get loose A press the connecting cord in the direction to the front panel to fix it Indoor Unit Connecting cord A hy NN l or Sees Be sure that the hooks of the side cover fixed in certainly Otherwise water f Tightening torque reference value WARNING ok 30mm g z Green Yellow fmm AA AN 1 2 to 1 6 Nem 12 to 16 kgf cm leakage ma
21. y occur and this causes short circuit or faults o1 60r 4 B 5 XC ce Excessive tightening may damage the e The connecting cord should not touch to service valve and pipes it 02 0 Lt ae EES interior of the cord requiring replacement becomes high temperature in heating operation mm 70mm J When putting two connecting cords C nneiing Gan dsr Unit a Uf fhs through the band Checking for the electric source and the voltage range Screw When power supplies to Outdoor Unit Connecting cord Indoor Unit Outdoor Unit 50mm Er Insulating plate Before installation the power source must be checked and necessary wiring work must SSS be completed To make the wiring capacity proper use the wire gauge list below for the Green Yellow rt Gr en t Yellow After remove the screw X Cord band wiring from house distribution fuse box to the outdoor unit in consideration of the blocked Strip wires and terminal cover and Fonal rotor current i erminal cover iea rea ieee Connecting cord IMPORTANT 3 ae A with screw AWARNING Wire length Wire gauge The naked part of the wire core should be 10mm fix it to the terminal tightly Then A WARNING 9 gaug try to pull the individual wire to check if the contact is tight Improper insertion may 7 ee After wiring the indoor unit m
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