INSTALLATION MANUAL INSTALLATION MANUAL
Contents
1. ZzKLIMA Strategic Products and Services INSTALLATION MANUAL Middle Static Pressure Duct Type Digital Scroll and DC AC Inverter Commercial Air conditioner Thank you very much for purchasing our air conditioner Before using your air conditioner please read this manual carefully and keep it for future reference CONTENTS PAGE PRECAUTIONS INSTALLATION INFORMATION ACCESSORIES INSPECTING AND HANDLING THE UNIT 3 INTDOOR UNIT INSTALLATION INSTALL THE CONNECTING PIPE REFRIGERANT PIPE CONNECTION CONNECT THE DRAIN PIPE MOTOR AND DRAIN PUMP MAINTENANCE WIRING CONTROL OPERATION ssssiciascesninisnenssnsiohnnteasinnenionsaianncentnennscnnnivieawaiantinesn 13 TEST OPERATION 1 PRECAUTIONS Precautions before reading the Installation manual B This Installation manual is for the indoor unit B Refer to the indoor unit Installation manual for indoor parts installation B Please read the power source unit Installation manual to install the power source unit B Please refer to the refrigerant distributor Installation manual to install the refrigerant distributor The safety precautions listed here are divided into two categories In either case important safety information is listed which must be read carefully warning Failure to observe a warning may result in death A CAUTION Failure to observe a caution may result in injury or damag2. Tubing size Fig 7 2 Table 7 1 Outside diameter Fasten the nut Put the connecting tubing at the proper position wrench the nuts with hands then fasten it with a wrench Refer to Fig 7 3 Too large torque will harm the bellmouthing and too small will cause leakage Please determine the torque according to Table 7 2 Fig 7 3 Table 7 2 Torque 6 4 9 5 14 2 17 2 N m 144 176 kgf cm 32 7 39 9 N m 333 407 kgf cm 12 7 49 5 60 3 504 616 kgf cm 61 8 75 4 N m 630 770 kgf cm 97 2 118 6 N m 990 1210 kgf cm 19 1mm The necessary filling amount of refrigerant Refrigerant volume to be added is calculated according to outdoor unit installation manual Be sure to add refrigerant measuring by a scale L The length of the pipe Please record the quantity added and store it carefully for future maintenance Expel the air with a vacuum pump Refer to Fig 7 4 Please refer to its manual for the way of using manifold valve Loosen and remove the maintenance nuts of stop valves A and B and connect the charge hose of the manifold valve with the maintenance terminator of stop valve A Be sure that stop valves A and B are both closed Connect the joint of the charge hose with the vacuum pump Open the Lo lever of the manifold valve completely Installation manual 9 Turnonthe vacuum pump the beginning of pumping loosen the maintenance terminator
3. 300 600 900 1200 1500 1800 2100 Air volume m h Fig 5 12 Fig 5 14 Installation manual 7 E 2 0 o i o us U o X LLI 20 External static pressure Pa MODEL 112 LL LE LLL LIII LLL LE LLL LL LLL LLLL LL LLL LL ILI LL LLL f jSupperHignspeed ANSE TT TE ET TINN N peed EIE NNI ITI ptt PAN RE Tt ptt tT TARA EP Hem POCO E LL LLL LLLA TL ILU LL Pt tT ETT TY A LL pt tT ETT Ea a 400 800 1200 1600 2000 2400 2800 Air volume m h Fig 5 15 MODEL 140 EBENEN LLL LLL IL MILI LL LLL LLLI AIL YE ET 400 800 1200 1600 2000 2400 2800 Air volume m h Fig 5 16 INSTALL THE CONNECTING PIPE Check whether the height drop between the indoor unit and outdoor unit the length of refrigerant pipe and the number of the bends meet the following requirements The max height drop and The length of refrigerant pipe deponding on the ouotdoor unit If the height drop is more than 10m you had better put the outdoor unit over above the indoor unit The number bends fewer than 15 Do not let air dust or other impurities fall in the pipe system during the time of installation The connecting pipe should not be installed until the indoor and outdoor units have been fixed already Keep the connecting pipe dry and do n
4. Installation manual 13 11 3 board Code designation SW1 definition Q means factory test mode SW1 0 means add auto searching mode default setting 1234 1 means DC fan Is chosen ON E 10 means DC fan static pressure is 2 0 means AC fan Is chosen HA reserved 1234 SW1 00 means DC fan static pressure isO QN 11 means DC fan static pressure is 3 reserved reserved 1234 01 means DC fan static pressure is 1 0 reserved 00 means the temperature is 15 00 means the time of stopping degrees when shutting down the unit TERMAL fan is 4 minutes for cold wind proof 01 means the temperature is 20 01 means the time of stopping degrees when shutting down the TERMAL fan is 8 minutes unit for cold wind proof 10 means the temperature is 24 degrees when shutting down the unit for cold wind proof 10 means the time of stopping TERMAL fan is 12 minutes 11 means the temperature 15 26 degrees when shutting down the unit for cold wind proof Q 11 means the time of stopping TERMAL fan is 16 minutes 00 means temperature compensation is 10 means temperature compensation 6 degrees under heating mode is 4 degrees under heating mode 01 means temperature compensation is 11 means temperature compensation 2 degrees under heating mode is 8 degrees under heating mode SW6 definition J1 J2 definition l J1 no Jumpers means power 1 means old display panel off memory fu
5. by using the level indicator unless it may cause leakage Screw nut Shockproof cushion Washer Overhang part Hanging screw bolt Fig 5 7 5 7 Diagrammatic sketch for Installing the main body Installing the dust proof net and canvas air passage 1 Install the dust proof net according to the installation manual 2 Install the canvas air passage underneath the dust proof net 5 8 Duct Design 1 Air inlet and air outlet duct should be apart far enough to prevent air outlet entering Air Inlet 2 There is dust filter on the indoor unit e Recommended duct connection Canvas tie in Canvas tie in Isolation booth Air outlet Air inlet X Air dust filter Ice checking orifi Isolation booth Fig 5 8 0 Do not put the connecting duct weight on the indoor unit 2 When connecting duct use inflammable canvas tie in to prevent vibrating 3 When connecting duct install in place prone to takedown for maintenance 4 Change the fan motor static pressure corresponding to external duct static pressure 5 If installed in place like meeting room where noise is easy to be perceived design isolation booth and internal duct underlayer to muffle the duct system and weaken the air encounter noise in the duct Installation manual 4 The positioning of ceiling hole and indoor unit and hanging screw bolts routine method of installation the size of installat
6. done While following the instructions in this installation manual install drain piping in order to ensure proper drainage and insulate piping in order to prevent condensation Improper drain piping may result in water leakage and property damage Install the indoor and outdoor units power supply wiring and connecting wires at least 1 meter away from televisions or radios in order to prevent image interference or noise Depending on the radio waves a distance of 1 meter may not be sufficient enough to eliminate the noise The appliance is not intended for use by young children or infirm persons without supervision Don t install the air conditioner in the following locations B There is petrolatum existing B There is salty air surrounding near the coast B There is caustic gas the sulfide for example existing in the air near a hot spring The Volt vibrates violently in the factories In buses or cabinets In kitchen where it is full of oil gas There is strong electromagnetic wave existing There are inflammable materials or gas There is acid or alkaline liquid evaporating Other special conditions INSTALLATION INFORMATION To install properly please read this installation manual at first The air conditioner must be installed by qualified persons When installing the indoor unit or its tubing please follow this manual as strictly as possible If the air conditioner is installed on a metal p
7. ONTROL OPERATION 1 1 Horsepower set Horsepower code Base on different purposes to setting the switch cords on PC panel of indoor electrical control box Once finish the setting please cut off the main power and then input power again otherwise setting function could not work Table 11 1 Code Capacity Horsepower 2200W 0 8HP 2800W 1 0HP 3600W 1 2HP 4500W 1 7HP Note The horsepower 5600W 2 0HP has been set before leaving the factory anyone can t modify it except the int l maintenance person 7100W 2 5HP 8000W 3 0HP 9000W 3 2HP 11200W 4 0HP 14000W 5 0HP CAUTION The system together have 64units 0 63 everyone has only system addresscode lf two addresses are the same in one system the abnormal operation will occur Please switch off the power before setting otherwise the unexpected error will occur 11 2 Network address set 1 Network address is set by communication of indoor and outdoor unit the address is the same as indoor address there is no need to set separately 2 The central control of indoor units can be done on outdoor unit there is no need to control indoor unit separately for details please refer to 4 outdoor unit manual 3 For previous control of indoor units the network can be set by connecting X Y E terminals there is no need to set network address The network can also be set by outer network module and main board CN20
8. art of the building it must be electrically insulated according to the relevant standards to electrical appliances When all the installation work is finished please turn on the power only after a thorough check Regret for no further announcement if there is any change of this manual caused by product improvement INSTALLATION ORDER B Select the location B Install the indoor unit B Install the outdoor unit B Install the connecting pipe m Connect the drain pipe Wiring BW Test operation Installation manual 2 9 ACCESSORIES Table 3 1 Name of Q t Accessories y Wire control the Wire controller air conditioner Pipe insulation material Heat insulation Adhesive tape for seal To connect drain pipe Water outlet joint 1 For drainage Chucking the joint which connect the drain hose Clasp and the outlet of indoor unit The indoor unit which at the terminal of communication system Network matching wire 1 1 7 impedance between port P and port Q Cautions on wire controller installation e Never throw or beat the controller e Before installation operate the wire controller to determine its location in a reception range e Keep the wire controller at least 1m apart from the nearest TV set or stereo equipment It isnecessary to prevent image dis turbances noise interferences e Do not install the wire controller in a place exposed t
9. assembly of the water outlet for vertical bending and the height of the drainpipe shall set to the defrosting pan surface no more than 600mm otherwise too much backflow while shutdown would leads to overflow Refer to Fig 8 2 Only available for the unit with pump The end of the drainpipe should be over 50mm higher than the ground or the bottom of the drainage chute and do not immerse it in water If you discharge the water directly into sewage be sure to make a U form aquaseal by bending the Installation manual 10 The drain pipe installation for the unit with pump Max 600mm Fig 8 2 2 Turn on the power and operate the air conditioner under the COOLING mode Listen to the sound of the drain pump Check whether the water is discharger well a lag of 1min is allowed before discharging according to the length of the drain Drainage test pipe and check whether water leaks from the joints Check whether the drainpipe is unhindered 3 Stop the air conditioner turn off the power and reset the test New built house should have this test done before paving cover to its original position the ceiling B Theunit without pump B The unit with pump 1 Remove test cover Rotate test cover to opening and stow water of about 2000ml to the water receiver through the stow tube Fig 8 6 e Remove the test cover and stow water of about 2000ml to the water receiver through the s
10. d in the laundry Before obtaining access to terminals all supply circuits must be disconnected The appliance must be positioned so that the plug is accessible The enclosure of the appliance shall be marked by word or by symbols with the direction of the fluid flow For electrical work follow the local national wiring standard regulation and this installation instructions An independent circuit and single outlet must be used If electrical circuit capacity is not enough or defect in electrical work it will cause electrical shock fire Use the specified cable and connect tightly and clamp the cable so that no external force will be acted on the terminal If connection or fixing is not perfect it will cause heat up or fire at the connection Wiring routing must be properly arranged so that control board cover is fixed properly If control board cover is not fixed perfectly it will cause heat up at connection point of terminal fire or electrical shock If the supply cord is damaged it must be replaced by the manufacture or its service agent or similarly qualified person in order to avoid a hazard An all pole disconnection switch having a contact separation of at least 3mm in a poles should be connected in fixed wiring When carrying out piping connection take care not to let air substances go into refrigeration cycle Otherwise it will cause lower capacity abnormal high pressure in the refrigeration cycle expl
11. e to the equipment After completing the installation make sure that the unit operates properly during the start up operation Please instruct the customer on how to operate the unit and keep it maintained Also inform customers that they should store this Installation manual along with the owner s manual for future reference A WARNING Be sure only trained and qualified service personnel to install repair or service the equipment Improper installation repair and maintenance may result in electric shocks short circuit leaks fire or other damage to the equipment Install according to this installation instructions strictly If installation is defective it will cause water leakage electrical shock fire When installing the unit in a small room take measures against to keep refrigerant concentration from exceeding allowable safety limits in the event of refrigerant leakage Contact the place of purchase for more information Excessive refrigerant in a closed ambient can lead to oxygen deficiency Use the attached accessories parts and specified parts for installation Otherwise it will cause the set to fall water leakage electrical shock fire Install at a strong and firm location which is able to withstand the set s weight If the strength is not enough or installation is not properly done the set will drop to cause injury The appliance must be installed 2 5m above floor The appliance shall not be installe
12. fuse Indoor unit power wiring mm2 Fig 9 2 2 Jum Indoor outdoor connectingwiring mm2 Electric signal 3 core shielded wire 3x0 75 Electronic expansion valve components maintain 1 Take down the screws on the piping binder plate Fig 9 3 v CAUTION 2 Use two spanners to carefully unscrew the copper nuts of the electronic expansion valve components and the piping A disconnection device having an air gap contact separation in connectors all active conductors should be incorporated in the fixed wiring 3 Take down the electronic expansion valve components according to the National Wiring Regulation Installation manual 12 Wiring chart Power 220 240V 50Hz 208 230V 60Hz INDOORUNIT COMPUTER INDOORUNIT INDOORUNIT OUTDOCR UNIT 3 core shieled wire Fig 10 1 A CAUTION The reserved function is indicated in broken line table users can select it when necessary M Terminal board diagram Please refer to the indoor unit wiring diagram for the wiring 0 Theair conditionerscanconnectwith Central Control Monitor CCM Before operation please wiring correctly and set system address and network address of indoor units To indoor power 220 240V 50Hz 208 230V 60Hz Fig 10 2 Please use 3 core shielded wire and connect the shielded layer to amp Jig Eel LY SA DP To Central Control Indoor outdoor Monitor CCM connection wire Fig 10 3 11 C
13. ion for indoor unit following the Fig 5 9 and the Table 5 1 Outline dimension and air outlet opening size Unit mm Air filter Air filter KARA ADA DJ PPD PP JI PI PID PIP 9 9 9 0 9 PER AER AR ARR Mea ta tette PX X XXX XXX XXX XXX XXX X CW CW OW LLL LLL LLL LLL LLS SLS Electric control cabinet Electric control cabinet Fig 5 9 Installation manual v Table 5 1 Outline dimension Size of mounted lug x o s sm ne os ss vw o am Eso zo ess so ww ss ve ss ve ws sen ze mr ro zo es s s o o mo El oo em o o 9 o n n Table 5 2 Pipe Material Copper Pipe for Air Conditioner Refrigerant Mde O 2200 4500 5600 9000 110000 14000 R410A G Gas side 012 7 015 9 015 9 B How to adjust the air ventilated direction From rear ventilated adjust it to descensional pep re pre pm p n wo om a Eso ro es sm wo ss vs em o 9 m neo Pe oom s ao Size mm Take off ventilation panel and flange cut off the staples at 2 Stick the attached seal sponge as per the indicating place in side rail the following fig and then change the mounting positions of air return panel and air return flange Air return flange Dentilation panel Seal sponge When install the filter
14. mesh please plug it into flange inclined The installation has finish upon filter mesh which fixing from air return opening and then push up blocks have been insert to the flange positional holes NOTE All the pictures in this manual are for explanation purpose only They may be slightly different from the air conditioner you purchased depend on model The actual shape shall prevail Installation manual 6 5 9 Fan performances Static pressure curve E 2 0 0 i T U o c X LLI External static pressure Pa MODEL 22 36 Fig 5 11 MODEL 45 56 pt LE LLLI LL LLLA LE LL LI LL LLL LA LLL EL LLL LLL LLL EA SRE L LE LL E LL I LLL t Lee I Eu E ss PINS LL I LLL LLL NISL LL LI LL HEARNE HH tt tt LL LE LIA LI LL LL LL LH BEL LL LL LE LLL IU LLL LL LE LL LIC LI UE LLL LLL DH LI 200 400 600 800 1000 1200 1400 Air volume m h i 2 o 0 pus o ur U gt o X LLI External static pressure Pa MODEL 71 200 400 600 800 1000 1200 1400 Air volume m h Fig 5 13 MODEL 80 90 T Pas iseped T T COCOA E LLLEEEBEUGETITI CCCP COCOA A 6 LLEEELHLEIULTI CCC CCCE
15. nction 0 means new display panel 1 means auto wind under auto mode J1 Jumpers means no power 0 means auto wind under non auto mode off memory function reserved reserved Installation manual 14 SW7 definition Standard configure Last one in the network 0 1 definition Means 1 12 TEST OPERATION 1 The test operation must be carried out after the entire installation has been completed Please confirm the following points before the test operation e The indoor unit and outdoor unit are installed properly Tubing and wiring are correctly completed The refrigerant pipe system is leakage checked e The drainage is unimpeded e The heating insulation works well e The ground wiring is connected correctly e The length of the tubing and the added stow capacity of the refrigerant have been recorded e The power voltage fits the rated voltage of the air conditioner There is no obstacle at the outlet and inlet of the outdoor and indoor units The gas side and liquid side stop valves are both opened e The air conditioner is pre heated by turning on the power According to the user s requirement install the remote controller frame where the remote controllers signal can reach the indoor unit smoothly Test operation Set the air conditioner under the mode of COOLING with the remote controller and check the following points If there is any malfunction please resolve it acc
16. nut of stop valve B a little to check whether the air comes in the sound of the pump changes and the indicator of compound meterturns below zero Thenfasten the nut When the pumping has finished close the Lo lever of the manifold valve completely and turn off the vacuum pump e When you have pumped for over 15 minutes please confirm that the indicator of multimeter is on 1 0X105Pa 76cmHg e Loosen and remove the quadrangle cover of stop valves A and B to open stop valve A and B completely then fasten them Disassemble the charge hose from the repair mouth of stop valve A and fasten the nut Manifold valve Multi meter Pressure meter 76 cmHg Hi lever Charge hose P dics pump Lo lever Fig 7 4 B the stop valves should be opened before test operation Each air conditioner has two stop valves of different sizes on the side of the outdoor unit which operate as Lo stop value respectively Refer to Fig 7 5 Flare nut Valve body Valve stem Fig 7 5 7 2 Check The Leakage Check all the joints with the leak detector or soap water See Fig 7 6 as a reference illustration Check point of indoor unit D Check point of outdoor unit A Lo stop valve B Hi stop valve C D Joints of the connecting pipe to the indoor unit Fig 7 6 1 3 Insulation BM Be sure to with insulating materials cover all the exposed parts of the flare pipe joints and refrigerant pipe on
17. o direct sunlight or close to a heatingsource such as a stove Note that the positive and negative poles are in right positions when loading batteries 4 INSPECTING AND HANDLING THE UNIT At delivery the package should be checked and any damage should be reported immediately to the service agent When handling the unit take into account the following M Fragile handle the unit with care 2 Choose on before hand the path along which the unit is to be brought in 9 Move this unit as originally package as possible 4 When lifting the unit always use protectors to prevent belt damage and pay attention to the position of the unit s centre of gravity 9 INDOOR UNIT INSTALLATION Confirm that there is enough room for installation and mainte nance Maintenance roomage Co 500mm or more Maintenance roomage S 600mm or more 600mmX60 0mm checking orifice Fig 5 1 2222222 Confirm the minimum drain tilt is 1 100 or more checking orifice Fig 5 2 5 1 Installation 510 Hanging Screw Bolts 4 Bolts B Please refer to the following figure for measurement between the screw bolts the distance m Please install with 10 hanging screw bolts m Thehandling to the ceiling varies from the constructions consult the construction personnels for the specific procedures e The size of the ceiling to be handled do keep the ceiling flat Consolidate the roof beam for possible vibrati
18. on e X Cut off the roof beam e Strengthen the place cut off and consolidate the roof beam B Carry out the pipe and line operation in the ceiling after finishing the installation of the main body While choosing where to start the operation determine the direction of the pipes to be drawn out Especially in case there is a ceiling position the refrigerant pipes drain pipes indoor amp outdoor lines to the connection places before hanging up the machine B The installation of hanging screw bolts Installation manual 3 5 2 Wooden construction Put the square timber tra versely over the roof beam then install the hanging screw bolts Refer to Fig 5 3 Timber over the beam Roof beam Ceiling Ha nging screw bolts Fig 5 3 5 3 New concrete bricks Inlaying or embedding the screw bolts refer to Fig 5 4 Yo 2 Blade shape insertion Slide insertion Fig 5 4 9 4 For original concrete bricks Use embeding screw bold crock and stick harmess refer to Fig 5 5 Steel bar Embedding screw bolt Pipe hanging and embedding screw bolt Fig 5 5 5 5 Steel roof beam structre Install and use directly the supporting angle steel refer to Fig 5 6 Hanging screw bolt Supporting angle steel N Hanging bolts 4 Fig 5 6 5 6 Overhanging the indoor unit 1 Overhang the indoor unit onto the hanging screw bolts with block 2 Position the indoor unit in a flat level
19. ording to the chapter Troubleshooting in the Owner s Manual 1 The indoor unit a Whether the switch on the remote controller works well b Whether the buttons on the remote controller works well c Whether the air flow louver moves normally d Whether the room temperature is adjusted well e Whether the indicator lights normally f Whether the temporary buttons works well g Whether the drainage is normal h Whether there is vibration or abnormal noise during operation Whether the air conditioner heats well in the case of the HEATING COOLING type 2 The outdoor unit a Whether there is vibration or abnormal noise during operation b Whether the generated wind noise or condensed of by the air conditioner have influenced your neighborhood c Whether any of the refrigerant is leaked CAUTION A protection feature prevents the air conditioner from being activated for approximately 3 minutes when it is restarted immediately after shut off Installation manual 15
20. osion and injury Do not modify the length of the power supply cord or use of extension cord and do not share the single outlet with other electrical appliances Otherwise it will cause fire or electrical shock Carry out the specified installation work after taking into account strong winds typhoons or earthquakes Improper installation work may result in the equipment falling and causing accidents Installation manual 1 If the refrigerant leaks during installation ventilate the area immediately Toxic gas may be produced if the refrigerant comes into the place contacting with fire The temperature of refrigerant circuit will be high please keep the interconnection cable away from the copper tube After completing the installation work check that the refrigerant does not leak Toxic gas may be produced if the refrigerant leaks into the room and comes into contact with a source of fire such as a fan heater stove or cooker CAUTION Ground the air conditioner Do not connect the ground wire to gas or water pipes lightning rod or a telephone ground wire Incomplete grounding may result in electric shocks Be sure to install an earth leakage breaker Failure to install an earth leakage breaker may result in electric shocks Connect the outdoor unit wires then connect the indoor unit wires You are not allowed to connect the air conditioner with the power source until wiring and piping the air conditioner is
21. ot let moisture in during installation The Procedure of Connecting Pipes Measure the necessary length of the connecting pipe and make it by the following way Connect the indoor unit at first then the outdoor unit Bend the tubing in proper way Dont harm them Daub the surfaces of the flare pipe and the joint nuts with frozen oil and wrench it for 3 4rounds with hands before fasten the flare nuts Refer to Fig 6 1 Be sure to use two wrenches simultaneously when you connect or disconnect the pipes The stop valve of the outdoor unit should be closed absolutely as original state Every time you connect it first loosen the nuts at the part of stop valve then connect the flare pipe immediately in 5 minutes If the nuts have been loosened for a long time dusts and other impurities may enter the pipe system and may cause malfunction later So please expel the air out of the pipe with refrigerant before connection Expel the air refer to the Expel The Air after connecting the refrigerant pipe with the indoor unit and the outdoor unit Then fasten the nuts at the repair points Notices For Benable pipe The bending angle should not exceed 90 C Bending position is preferably in the bendable pipe The larger the better it is Do not bend the pipe more than three times Bend the connecting pipe of small wall thickness Cut out a desired concave at the bending part of the insulating pipe Then expose the pipe cover i
22. t with tapes after bending To prevent collapsing of deforming please bend the pipe at its biggest radius Use bender to get a small radius pipes Use the market brass pipe Be sure to use the same insulating materials when you buy the brass pipe More than 9mm thick Installation manual 8 1 1 Use frozen oil Fig 6 1 Bend the pipe with thumb ATSA Fig 6 2 Make the ends straight Fig 6 3 Locate The Pipe Drill a hole in the wall suitable just for the size of the wall conduit 90mm in general then set on the fittings such as the wall conduit and its cover Bind the connecting pipe and the cables together tightly with binding tapes Do not let air in which will cause water leakage by condensation Pass the bound connecting pipe through the wall conduit from outside Be careful of the pipe all ocation to do no damage to the tubing Connect the pipes Then openthestemofstopvalves ofthe outdoorunitto makethere frigerant pipe connecting the indoor unit with the outdoor unit fluently flow Be sure of no leakage by checking it with leak detector or soap water Cover the joint of the connecting pipe to the indoor unit with the sound proof insulating sheath fittings and bind it well with the tapes to prevent leakage REFRIGERANT PIPE CONNECTION Expel The Air Flaring Cut a pipe with a pipe cutter Insert a flare nut into a pipe and flare the pipe OX X X Kn crude PH
23. the liquid side and the gas side Ensure that there is no gap between them B incomplete insulation may cause water condensation 8 CONNECT THE DRAIN PIPE Install the drainpipe of the indoor unit e Please use the accessory drain hose to connect the outlet of indoor unit with the PVC water pipe and then use the accessory the clasp for chucking Refer to Fig 8 1 o Connections of other water pipes please use rigid PVC binder and confirm there whether have leakage or not Indoor unit Clasp Water outlet joint PVC water pipe 25 21 2 2227 6 2222242 deme LZ LLL uL uu nu n n a a Outlet Rigid PVC binder Fig 8 1 To prevent water from flowing backwards into the air conditioner while the air conditioner stops please lean the drainpipe down toward outdoor outlet side at a degree of over 1 100 And please avoid any bulge or water deposit Do not drag the drainpipe violently when connecting to prevent the body from being pulled Meanwhile one supportpoint should be set every 0 8 1 0m to prevent the drainpipe from yielding Or you can tie the drainpipe with the connecting pipe to fix it In the case of prolonged drainpipe you had better tighten its indoor part with a protection tube to prevent it from loosing In case the drainpipe outlet is higher than pumping connective pipe of the main body the drainpipe must be arranged upwards vertically by using connective
24. tow tube check whether the drainpipe is unhindered Test cap Fig 8 4 Installation manual 11 9 MOTOR AND DRAIN PUMP MAINTENANCE Take rear ventilated as example Motor maintain 1 Remove off the ventilated panel 2 Remove off a half of motor housing 3 Take off the motor 10 WIRING E Attaching wiring Biowet housing The air conditioner should use separate power supply with rated voltage The external power supply to the air conditioner should have Ventilated panel ground wiring which is linked to the ground wiring of the indoor and outdoor unit zb amp T Fig 9 1 i e The wiring work should be done by qualified persons according to circuit drawing Pump maintain e Aleakage protector should be installed accordingto the National 1 Screw off four screws from drain pump Standard concerning electrical appliance 2 Plug off pump power supply and water level switch cable n Be sure to locate power wiring and the signal wring well to 3 Take off pump avoid cross disturbance and their contact with connecting pipe or stop value body Generally do twist two wiring together unless the joint is soldered well and covered with insulator tape o Do not turn on the power until you have checked carefully after wiring B The Specification of Power Table 10 1 Model W 2200 14000 Phase Power Frequency and volt BOWEL Capacity switch Safety
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