Hitachi DH 40FA Power Hammer User Manual
Contents
1. 8kW 2 5kW 3 5kW or 5 0kW yee E SPEB 00mm E 5 9 52 3 8 5kW unit Optional flare adaptor for piping is necessary BY 7 le eed 8 efo ES PREPARU y Parts number TA261D 4 001 B on 06 35 1 4 912 7 1 2 gt 9 52 3 8 Grounding rod as Ge L One unit of 1 8kW 2 5kW 3 5kW 5 0kW or 6 0kW _ Parts number TA261D 6 002 J optional l ae 5 5 a6 09 52 3 8 5KW 6kW unit Optional flare adaptor for piping is necessary Earth wire and grounding rod are not supplied Please use optional items below 8 E g or w 6 Gs ee e Investigate the power supply capacity and other electrical conditions at the installation location e To the outdoor unit up to four indoor units can be connected until the total value of each units s capacity reaches 11 kW e The pipe connection ports of the outdoor unit and connectable indoor units are shown above IMPORTANT Fuse Capacity 30A time delay fuse lt IA93 A gt 4 Preparation of Pipe 7 Operation test e Use a pipe cutter to cut the copper pipe e Please ensure that the air conditioner is in normal operating condition during the operation test a A CAUTION l oe Trimming tool e Explain to your customer the proper operation procedures as described in the user s manual Fas gt e Jagged edge will cause leakage X Copper AS e Point the side to be trimmed downwards during trimming to e f the indoor unit does not operate check to see that the connections2. unit L1 e Before installation the power source must be checked and necessary wiring work must be completed To make the wiring capacity proper Indoor Unit use the wire gauges list below for the lead in from a pole transformer and for the wiring from a switch board of fuse box to the main switch and outdoor unit in consideration of the locked rotor current unit mm mounting stand 57 Indoor unit3 Indoor unit 4 Indoor unit 1 Outdoor unit Within 10 m IMPORTANT L1 L2 L3 L4 Maximum 60m ope tee ee A eae a eee Minimum piping length for each indoor unit is 5m Cable length Wire cross section A WARNING Hela oe teary ga up to 6m 1 5mm e Connect the Connecting Cord to C1 and D1 Indoor 1 for indoor unit 1 i a MPAT pi ae ses Page i up to 15m 2 5mm C2 and D2 Indoor 2 for indoor unit 2 C3 and D3 Indoor 3 for indoor eee emgera Ey gram pe revere nigiete seers up to 25m 4 0mm unit 3 C4 and D4 Indoor 4 for indoor unit 4 5 above 200mm above 50mm when e When removing side cover pull the handle after releasing i instale on the above 100mm the hook by saline it dowd Bind connecting cords to make them Shi f fit between the convex sections g give clearance as wide as possible Face this side suction side of the unit Connect the Z to the wall earth cord above 100mm Remove side cover when AC 220V 2
3. 1 60 1 60 3 90 Run the vacuum pump Vacuum pump adapter 254 3 54 3 5 1 90 2 60 2 60 sesca Vacuum for more than 10 min y 2 5 3 5 5 0 1 60 2 25 3 25 When pumping starts slightly Close the LO knob of the manifold loosen the flare nut to check Be sure the stop valve 35435435 2 36 2 36 2 36 valve of air sucked in Then tighten is always fully opened Demare nue 184184 18 1 8 1 77 1 77 1 77 1 77 Fig 6 1 Stop the vacuum pump 1 8 1 8 1 8 25 1 60 1 60 2 30 Y 1 8 1 8 1 8 3 5 1 45 1 45 2 75 Remove the valve cap from the Valve cap ii Valve cap e 1 8 1 8 2 5 2 5 1 50 2 05 2 05 Z small dia pipe side service valves 5 full counterclockwise until they are 1 8 1 8 3 5 3 5 1 20 2 35 2 35 securely tightened Then retighten them more than 10 degrees using a 1 8 2 5 2 5 2 5 1 90 1 90 1 90 hexagon wrench key 4mm IQ without fail Valve cap 1 8 2 5 2 5 3 5 1 75 1 75 2 35 9 8 9 0 2 5 2 5 2 5 2 5 1 77 1 77 1 77 9 8 9 0 Disconnect the charge hose from the Valve cap 25425425435 E TEE EA 10 9 10 0 service valve ela lt REMARKS gt ONE UNIT INDICATED ARE ONLY FOR ONE UNIT OPERATION WHEN TWO OR THREE OR FOUR INDOOR UNITS ARE CONNECTED Tonen Ne Valya Ca ot salve Cele i O UNITS INDICATED ARE ONLY FOR TWO UN
4. 40V ONLY INDOOR1 INDOOR2 INDOOR3 INDOOR 4 c3 D3 C4 D4 connecting the piping and LN c m c2 p2 connecting cord t A t 0 above 500mm above 200mm ue Pull downward After remove the screw and cover put the c One unit of 1 8kW 2 5kW 3 5kW 5 0kW or 6 0kW 012 70 1 2 2 5kW 3 5kW unit Optional flare adaptor for piping is necessary Depending on the model of room air conditioner to be installed request the customer to make arrangements for the necessary electrical work etc The electrical work includes the wiring work up the outlet In localities where electrical conditions are poor use of a voltage regulation is recommended Outdoor unit installation i 7 connecting cords and fix p Z the cover with screw e Mount the Outdoor unit on stable ground to prevent vibration and increase of A CAUTION aj noise level e Decide the location for piping after sorting out the different types of pipe available Make c tetoconnectto A CAUTION two or more indoor units Arrange power cord so they do x e 06 95 1 4 pep Me eia not touch service valve 5 L One unit of 1 8kW 2 5kW Flare adaptor for piping i i S 09 52 3 8 m 3 5kW or 5 0kW Earth line Fig 3 3 5 The flare adaptor for piping is required con 26 35 1 4 depending on combination of indoor T fa eundiicur Length 5 ype of grounding rod engt 5 5 L One unit of 1
5. ITS OPERATION WHEN TWO OR THREE OR FOUR INDOOR UNITS ARE Torque 12 3 15 7 Nem 125 160 Valve cap ee kgf cm _ Stopper D Valve cap of CONNECTED l O Ring valve core THREE UNITS INDICATED ARE ONLY FOR THREE UNITS OPERATION WHEN THREE OR FOUR INDOOR UNITS ARE CONNECTED Pipe Attach the valve cap to the spindles of each large and small dia pipe Seal cap i Flare nut Pipe side service valves Spindle Fig 6 3 Tighten the valve cap of the spindle The refrigerant channel is opened so Torque 19 6 24 5 N m 200 250 that the refrigerant will flow from the kgf cm outdoor unit into the indoor unit lt IA93 A gt
6. If you wish to prepare the copper tubes and insulation material in the field we recommend the following FOR SERVICE PERSONNEL ONLY i y Material pecification Inspire the Next e Carefully read through the procedures of proper installation before starting installation work e The sales agent should inform customers regarding the correct operation of installation Small dia Deoxidized annealed copper pipe with 6 35mm O D 0 8mm wall thickness 4 0kW or less Copar iube Large dia Deoxidized annealed copper pipe with 9 52mm O D 1 0mm wall thickness Small dia Deoxidized annealed copper pipe with 6 35mm O D 0 8mm wall thickness 5 0kW or more SPLIT UNIT AIR CONDITIONER Large dia Deoxidized annealed copper pipe with 12 7mm O D 1 0mm wall thickness Small dia Flare nuts with 6 35mm O D Tools Needed For Installation Work Mark is exclusive use tool for R410A INSTALLATION MANUAL 4 0kW or less e Screwdriver e Measuring Tape Knife e Saw 65mm Power Drill e Hexagonal Wrench Key I 4mm Wrench 14 17 22 26mm Gas Leakage Detector Pipe Cutter Putty Vinyl Tape e Pliers Flare Tool Vacuum Pump Adapter Manifold Valve Charge Hose Vacuum Pump Large dia Flare nuts with 9 52mm O D Flare nut Small dia Flare nuts with 6 35mm O D 5 0kW or more Large dia Flare nuts with 12 7mm O D Outdoor Unit RAM 72Q5 R4104 Foamed p
7. are correct Za pipe prevent copper chips from entering the pipe e Before flaring please put on the flare nut A CAUTION Die Outer A mm Trial run should be conducted on one unit at a time to check for incorrect A Diameter Imperial flaring tool Rigid flaring tool Wiring OF connecting cord 6 35 1 4 0 0 5mm 1 0mm Copper pipe 9 52 3 8 0 0 5mm 1 0mm PI lusive tool 12 7 1 2 0 0 5mm 1 0mm er ae NSS 4 ROOM MULTL SPLIT INVERTER TYPE ROOM AIR CONDITIONER 5 Pipe Connection POSSIBLE COMBINATION TO OPERATE SAME TIME OPERATION Reference value 5 1 Pipe connection CXS COOLING i Tigh II th hand CS Connecting the pipe to outdoor unit otaa al ie ayy yard cia TEN O 1 Remove the flare nut and seal cap from the service valve Fite nc a rh i ene Xk POSSIBLE OUTDOOR UNIT 2 Apply refrigerator oil to the service valve and the flared g pipe 2 COMBINATIONS portion of the pipe D TO OPERATE CAPACITY RATING 3 Using a wrench security tighten kW RANGE POWER AMPERE CONSUMPTION A at W 220 240V e In case of removing flare nut of a indoor unit first remove a nut of small diameter side or seal cap of large diameter side will fly out Free from water into the piping when working A CAUTION e During connection keep away from water e Be sure to tighten the flare nut to the specified torque using a torque wrench If the flare nut is tightened excessiv
8. ely it may crack as time elapses causing refrigerant leakage 5 e Please be careful when bending the copper pipe ii e Screw in manually while adjusting the center After that use of torque wrench to tighten the connection Z Outer diameter of pipe Torque N m kgf gt cm A Flare nut Small diameter side 6 35 1 4 13 7 18 6 140 190 al 1 80 1 80 3 8 3 5 711 Ce E 9 52 3 8 34 3 44 1 350 450 A 12 7 1 2 44 1 53 9 450 550 1 80 2 50 3 5 1 4 7 Wrench Torque l wrench Small diameter side 6 35 1 4 19 6 24 5 200 250 Valve head 1 80 3 50 7 3 6 7 9 52 3 8 19 6 24 5 200 250 cap Large diameter side 12 7 1 2 29 4 34 3 300 350 1 80 5 00 11 1 10 2 Valve core cap 12 3 15 7 125 160 1 70 5 40 11 2 10 3 e Install the unit in a stable place to minimize vibration or noise 2 50 2 50 6 5 5 9 e After arranging the cords and pipes secure them in place 2 50 3 50 9 0 8 2 Connecting cord should have arranged with piping 2 40 4 70 11 6 10 6 TWO UNITS See using tape previously E Somes O Yaa s Pipe connection port for Indoor unit No 1 mE OR e 3 50 3 50 12 1 11 1 Pipe connection port for Indoor unit No 2 Indoor unit No 1 oin l ece Pipe connection port for Indoor unit No 3 Indoor
9. necting cords and power cord and fire 3mm has to be installed During cleaning or service the set has to be 1 Cut off the connecting cord the power cord and strip the Please use the specified components for installation work Otherwise the units may collapse or water leakage electric shock switched off with this separator insulation of the wire as shown in Fig 3 2 l and fire may occur 2 Connect the connecting cord and power cord to the terminal i 3 Installation procedure and notice board Fig 3 3 Be sure to use the specified piping set for R 410A Otherwise this may result in broken copper pipes or faults Especially the selection of installation place need great care for the 3 Fix the connecting cords and power cord with steel band When installing or removing an air conditioner only specified refrigerant R410A shall be allowed do not allow air or moisture split type air conditioner because it is ver
10. olyethylene insulation pipe which does not corrode the copper tube Insulation for refrigerating pipe Large dia pipe side 15mm I D 8mm wall thickness Small dia pipe side 8mm I D 7mm wall thickness SAFETY PRECAUTION e Read the safety precautions carefully before operating the unit e 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 wire O This sign in the figures indicates prohibition Be sure that the unit operates in proper condition after installation Explain to customer the proper way of operating the unit as described in the user s guide Connecting cord Refer to item 3 3 Vinyl tape Sealer Putty Refrigerator oil Bushing for refrigerating pipes 1 Proper place for installation A WARNING 1 1 Outdoor unit 1 Keep the space around the unit for maintenance and avoiding the effects of hindrance for normal ventilation of the unit Please request your sales agent or qualified technician to install your unit Water leakage short circuit or fire may occur if you 2 The northern or eastern side of the building is better to install At the installation on the southern or western side unavoidably some blind do the installation work y
11. ourself should be set up for the unit In this case the blind must not obstruct the ventilation of the unit Please observe the instructions stated in the installation manual during the process of installation Improper installation may 3 You d better not put the unit at a place where is full of dirt and at a place where is wet in the rain cause water leakage electric shock and fire E Place as near as possible to the indoor unit 6 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 nstallithe unit in a stable place 19 minimize vioration Or nases After arranging the cords and pipes secure them in place 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 power cables approved by the authorities of your country Be sure to use the specified wire for connecting the indoor and outdoor units Please ensure that the connections are tight This appliance must be earthed A WARNING PE Power is supplied through outdoor unit do not connect power source to indoor unit after the conductors of the wire are inserted into the terminals Improper insertion and loose contact may cause over heating 2 In the electrical installation a separator with a contact gap of morethan 3 2 Connection of the con
12. tween the outdoor and indoor Somm unit Improper earthing may cause electric shock Indoor Unit ane a Green and yellow ground Indoor unit No 1 Indoor unit No 2 l Indoor unit No 3 l Indoor unit No 4 ga r r i A CAUTIO N Screw for groun eet a for groun P Screw for ai Screw ap ei tommi B5mm F Connecting a A circuit breaker must be installed in the house distribution box for the direct connected power supply wire to the outdoor unit eee g a D al ea boad a For Indoor Unit No 1 C1 D1 In case of other installations a main switch with a contact gap or more than 3 5mm has to be installed Without a i e l p Ge l p j BE Indoor Unit No 2 C2 D2 circuit breaker the danger of electric shock exists ane GFE Ka j Fq 3 f G i R WTR Indoor Unit No 3 C3 D3 and onnecting cor reen and and and and j Do not install the unit near a location where there is flammable gas The outdoor unit may catch fire if Tarmable Sip at or20 lt Yellow Yelow eee aaria eee J gas leaks around it ek Screw for ground 016 or 2 0 Fi cae ig 3 2 Be sure to tighten the flare nut to the specified torque using a torque wrench If the flare nut is tightened excessively it may ia asa aa Jei 4 a eee f F APS g crack as time elapses cause refrigerant leakage Terminal board T Il eiae sales Arae cal bal l Please ensure smooth flow of water when installing the drain hose LIN Terminal boar F Terminal board ig Terminal board a
13. u Terminal board L l An IEC approved power cord should be used Power cord type NYM L a ULE vers Sina One eee et ee ey er eee ee Screw for ground earth screw Screw for ground earth screw Screw for ground earth screw Screw for ground earth screw THE CHOICE OF MOUNTING SITE Please note the following matters and obtain permission from customer before installation For Indoor unit No 1 For Indoor unit No 2 For Indoor unit No 3 For Indoor unit No 4 A WARNING Power cord _ Sreen and Yellow Fig nP Outdoor Unit The Outdoor unit must be mounted at a location which can support heavy weight Otherwise noise and vibration will increase a A WARNING A CAUTION e The naked part of the wire core should be 10 mm and fix it to the terminal tightly Then try to pull the individual wire to check if the contact is tight Improper insertion may burn the terminal e Be sure to use only power cables approved from the authorities in your country For example in Germany Cable type NYM 3x1 5mm2 fuse 16A time delay 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 e The clearances of the unit from top left right and front are specified in figure below At least 3 of the above sides must be open e Please refer to the installation manual for wire connection to the terminals of the units The cabling m
14. unit No 2 260 4 50 11 2 10 3 Pipe connection port for Indoor unit No 4 Indoor unit No 3 3 55 3 55 11 6 10 6 Indoor unit No 4 3 20 3 90 10 8 9 9 1 8 1 8 1 8 1 80 1 80 1 80 1 8 1 8 2 5 1 80 1 80 2 50 Gas leakage inspection 1 8 1 8 3 5 1 80 1 80 3 50 Please use gas leakage detector to check if leakage occurs at connection of flare nut as shown on the right 1 8 1 8 5 0 1 50 1 50 4 10 If gas leakage occurs further tighten the connection to stop leakage Use the detector provided for R410A 1 8 1 8 6 0 1 35 1 35 4 40 gt 3 1 8 2 5 2 5 1 80 2 50 2 50 6 Removal Of Air From The Pipe And Gas Leakage Inspection 5 ij i z F A 1 8 2 5 3 5 1 65 2 25 3 20 6 1 Air purging by using vacuum pump T 1 8 2 5 5 0 1 40 1 90 3 80 Remove the valve cap of valve core Air purging by vacuum pump 1 8 2 5 6 0 1 25 1 70 4 15 When the meter reaches 101KPa 76cmHg during Hi Connect the charge hoses to the pumping fully tighten the shuttle cc 1 8 3 5 3 5 1 40 2 85 2 85 vacuum pump and the charge port of the valve core large dia pipe side T pressure et a0 TAS eal age service valve respectively QQ Closed 2 5 2 5 2 5 2 36 2 36 2 36 i T R410A Manifold valve 2 5 2 5 3 5 2 10 2 10 2 90 Fully open the LO knob of the manifold valve Vacuum pump 25425 45 0 1 80 1 80 3 50 Stop valve 2 5 2 5 6 0
15. ust meet the standards of electrical air installation Be sure that the hot air blown out of the unit and noise do not disturb the neighbourhood e There is a AC voltage of 220 240V between the L and N terminals Therefore before servicing be sure to remove the plug from the AC outlet e Do not install at a location where there is flammable gas steam oil and smoke or switch off the main switch The location must be convenient for water drainage N 4 Place the Outdoor unit and its connecting cord at least 1m away from the antenna or signal line of television radio or telephone Wiring of The Outdoor Unit This is to avoid noise interference e Please remove the side cover for wire connection Figure showing the Installation of Outdoor Unit e If you cannot attach the side cover due to the connecting cord press the connecting cord in direction to the front panel A to fix it e Be sure that the hooks of the side cover is fixed in certainly Otherwise water leakage may occur and this causes short WARNING circuit or faults e The connecting cord should not touch to service valve and pipes It becomes high temperature in heating operation Dimension of Mounting Stand Height difference Piping length of the Outdoor unit ae between indoor units ies indoor Unit 1 Indoor unit 2 Indoor unit 9 lt Indoor unit 4 be not more than 5m 3 3 Checking for the electric source and the voltage range Outdoor
16. y difficult to move from place certainly Fig 3 3 to remain in the refrigeration cycle Otherwise pressure in the refrigeration cycle may become abnormally high so that a rupture to place after the first installation may be caused 3 1 Wiring R S Be sure to ventilate fully if a refrigerant gas leak while at work If the refrigerant gas comes into contact with fire a poisonous 1 Connect the electrical wiring between the Indoor and Outdoor unit TAE ae Green and yellow ground gas may occur as shown in Fig 3 1 Never connect the wiring by mistake pt After completion of installation work check to make sure that there is no refrigeration gas leakage If the refrigerant gas leaks up case ol wend connection the unit does not operate properly PER a ai gen and it may cause malfunction 10mm 55mm into the room coming into contact with fire in the fan driven heater space heater etc a poisonous gas may occur tite mo Power cord and 2 The connecting cord must be fixed by the band which is located connecting cord Unauthorized modifications to the air conditioner may be dangerous If a breakdown occurs please call a qualified air conditioner near the terminal board A A PEA ERA technician or electrician Improper repairs may result in water leakage electric shock and fire etc Pe Ip J 7 3 Procedures of Wiring Wiring Pattern Be sure to connect the earth wire from the power supply wire to the outdoor unit and be
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