Install of ducted type indoor unit
Contents
1. C Bm Air Outlet S NU O O al E Air Return f d B a Fig 1 Look into from air outlet vent the wiring is in the right of the unit Table 1 OV R224P Na M OV R280P Na M Install of ducted type indoor unit O Schematic diagram of installation spaces 2 Main body of the indoor unit The indoor unit should be installed horizontally and the demand of installation space is shown in Fig 2 Io install an indoor unit needs 4 hanging rods and each hanging rod should at least withstand four times of the unit s weight A Z ZA Z Suspender N Z gt 1 000 i cesso G Hook l l L Flat i ZA Air supply Z washer J L Spring Z washer A Nut D A Bs F T Z installation of suspender S Air return ZY Z E Z ZZ Fig 2 3 Drain hose For easy drainage of the condensation water the should be installed with a downward gradient To avoid the condensation the connection pipe joint should be insulated with thermal insulation material A water seal should be employed as shown in Fig 3 and the height of the water seal could be determined by the pressure of the drain hose Drain hose is in negative pressure state A B P 10 22. PARAAN r MODE A JH Y C UC FAN SLEEP TIMER C O ONID A ON OFF CA No E Fig 13 Wired Remote Controller Operation Procedure 2 Timer setting Fig 14 hereinafter will be displayed according to F N the function of the wired remote controller f 2 GR At stopping press TIMER ON button set ON TIME at operating N Od press TIMER OFF button set OFF TIMER 4 u v ZN er When it is not timed i e there is no show content in the timing C H C m E CA display field press TIMER ON the liquid will display the eS pattern of D xx xhour D and HOUR the samples orn HOUR nele will be flashed in every 0 5second on and on at this time press ONIDA TES A or Y button to set time After using A or Y 9 button adjust to the desired temperature then press the TIMER neat button at this time D and HOUR will not flash that shows the TIMER ON has been set ca After power on to press the TIMER button once LCD will display 0 0 HOUR The sign of D and HOUR will twinkle when repress th
3. DB a a 29 1 All the prints and code no will be showed on the displayer after the insert of batteries The remote control can be operated after 10sec 2 The lifetime of the batteries is about one year 3 Don t confuse the new and worn or different types of batteries 4 Remove batteries when the remote control is not in use for a longtime to avoid mal function caused by liquid leakage 5 The remote control should be placed about 1m or more from the TV set or any other electric appliances 6 The remote control should be used in the receivable range the reception range is 10m 7 When the remote control can not be controlled in the situation of inserted batteries please remove the back cover and press ACL button to make it normal Trouble Shooting If the malfunction occurs please check item shown below before requesting on service center Phenomenon Cause 1 The power supply is not connected well 2 The electrical leakage cause the jump 3 The voltage is too low Although the unit can run 1 The inlet vent and outlet vent are after a while it will stop blocked 1 The air filter is dirty or blocked 2 There are heat sources in the air conditioner room or too many people in this room The cooling effect is not good 3 The door or window is opened 4 There are obstructions in the air inlet or outlet grille 5 The set temp is too high that wi
4. Multi Variable Air Conditioners Ducted Type Indoor Unit Owner s Manual Models OV R224P Na M OV R280P Na M Please read this manual carefully before operating Thank you for choosing ONIDA Air Conditioner Units please read this manual carefully before using this unit and operates it correctly according to guideline in this manual and keeps it for reference Safety Precautions The selection of installation place and notice of the air conditioner dj unit Install the ducted type indoor unit 6 Name and Function of Each Part of Ducked Type Indoor Unit Working Temperature Range The components of the wired remote control On Off operation SLEEP mode setting Fan Speed Control Temp adjusting Set of running mode Malfunction display 5 Names and functions of every button of the remote control En Names and functions of every button of the remote control Remove the cover Operation procedure RR Trouble shooting Performance parameters list of the ducted type indoor unit N ae Z ea Z Q O T O Q or 2 CO O O fes Ju Q O E O PC O Remote controller operation procedure USER NOTICES x When the unit is operating the total capacity of the indoor units should be no more than the capacity of outdoor unit Otherwise it can cause the shortage of cooling capacity heating capacity of each indoor unit x The power supply of the indoor unit must be the
5. repress it once to cancel timer 28 Remote controller operation procedure Operation procedure Normal procedure 1 Press ON OFF button after connected with the power then the unit is operating 2 Press MODE button to choose the need operation mode 3 Press FAN button to set the fan speed 4 Press button to set the need temp Selectable procedure 5 Press SLEEP mode to set the sleep state 6 Press TIMER OFF button to set the set time Note When the operating mode selected by the indoor unit is clash with the one selected by the outdoor unit the remote controller will display the operating clash after 5 seconds and the power light will flicker then the indoor unit turns off At this time the units will become normal after the operating mode of the indoor unit is changed to cooperate with the outdoor unit Cool mode can cooperate with dry mode and fan mode can cooperate with any mode How to insert batteries Two batteries Two AAA dry cell batteries are used by the remote control 1 Remote the cover from the back of the remote control downward take out the worn batteries and insert two new ones Make sure the two poles are correct 2 Re attach the cover av DN RESET KEY tm CA 2 Insert 2AAA dry cell battaries attachment DRemove the cover 3 Re attach the cover
6. 100 so as to avoid bulges of pipes Ww where there might be water bends When connecting the drainage pipes with the unit care must be taken not to exert too much force on the pipelines of either side of the unit and the pipes should be fixed as close to the unit as possible The drainage pipes can be the locally purchased hard PVC pipes for common purposes When making the connections the end of the PVC pipe should be inserted into the drainage hole Use drainage hose and wire bondage to fix it tightly It is not allowed to use adhesive glue to join the drainage hole and the drainage tube When the drainage pipeline is laid for a couple of units the position of the shared pipeline should be approximately 100mm lower than the drainage outlet of each unit In this case some special purpose pipes with thicker walls sill be used O Testing on the Drainage System x x Upon completion of the installation of the electric appliances the testing on the drainage system should be performed During the testing it should be made sure that the water flows through the pipeline in the correct direction Careful observations should be made on the joints to ensure that there is no leakage of water at the joints In the case that the unit is to be installed in a new building it is recommended that the testing be made prior to the decoration of the ceiling Function description of functional dial switch S7 Install of ducted type indoor
7. 3 Please refer to the actual parameters on the nameplate 4 The cooling capacity was tested in the condition of outdoor temp 35 C dry bulb 24 C wet bulb indoor temp 27 C dry bulb 19 C wet bulb 5 The heating capacity was tested in the condition of outdoor temp 7 C dry bulb 6 C wet bulb indoor temp 20 C dry bulb it is not include the heating capacity of auxiliary electric heat 6 The value of noise is the value which was tested in the anechoic chamber the measuring point is 1 4m under the unit the actual running the temp will be higher due to the influence of environment 32 ONIDA MIRC ELECTRONICS LTD Onida House G MIDC Mahakali Caves Road Andheri East Mumbai 400093 www onida com email response onida com
8. connection might result in the abnormal operations or damages of the air conditioner unit Do not allow the power cord to contact the pipelines or any moving parts like the compressor or fan 8 The internal wiring of the air conditioner unit should not be altered without authorization The manufacturer shall not be responsible for any losses or abnormal operations incurred from such unauthorized alterations O Connection of Distribution Communication Wires 1 Open the cover of the electric box of the indoor unit 2 Pass the distribution communication wire through the rubber gasket 3 Insert the distribution communication wire into the three pin stands of CN17 or CN18 on the electric circuit board of the indoor unit 4 Bind the distribution communication wires firmly together and fix them Connection of Power Supply Lines A Attention The power supply for various indoor units must be from the unified power supply A Air conditioner units using single phase power supply 1 Remove the cover of the electric box of the indoor unit 2 Pass the power supply cord through the rubber gasket 3 Connect the power cord to the L and N terminals as well as the grounding screw 4 Bind the cord and wires firmly together and fix them properly B Air conditioner units using three phase power supply 1 Put power cable through rubber insulation ring 2 Connect the power cord to the Ll L2 L3 and N terminals as well as the groundin
9. function of air conditioner units Please understand that the functions and buttons that are not suitable for this air conditioner will not be introduced Ld SWING FAN AUTOFAN ag OPER AUTOS G dp 1 DOC oo Z SWING HUMLDGHT SAVE 2 TIME H ONOF EI HR ia Liquid crystal displayer It shows all set contents nL SLEEP AIR LIGHT HUMID UL LI TIMER ONIMER OFF ANION SAVE Ln J MODE ON OFF y SLEEP button Press the button to set SLEEP mode and stop when repressed When the sleep mode is in the cool and dry mode the set temp will increases 1 2 C during the set time then the unit will operate according to the temp When sleep mode is in the heat mode the set temp decreases 1 2 C during the set time then the unit will operate according to the set temp Nu Temp Timer button When the unit is operating increase 1 C by pressing button once and decrease 1 C by pressing button once The indoor temp can be set in the range of 16 30 C Press the Timer OFF TIMER ON button at operating stopping to set the off on time Press Timer OFF TIMER ON once to increase 0 5 hour for the set time The longest set time is 24 hours
10. unified power supply The indoor unit cannot have the individual power switch and the entire indoor unit can only be controlled by one main power control Disconnect the main power of all the indoor units before cleaning x In order to start the unit successfully the general power supply switch of the air conditioning units should be turned to the ON position for 8 hours before running After each of indoor units received the stop running signal the fan motor of the indoor unit will use the surplus cool or surplus heat of the heat exchanger go on running for 20 70 seconds this is the preparation for the next time use and this is the normal phenomenon yx When the selected mode of the indoor unit conflict with the mode of outdoor unit after 5 seconds the wired remote control will display the operation conflict the indoor unit will stop running then to unify the running modes of the indoor unit and outdoor unit the unit will get right There is no conflict in the COOL mode and DRY mode the FAN mode will not conflict with any other modes yx The appliance shall not be installed in the laundry yx An all pole disconnection switch having a contact separation of at least 3mm in all poles should be connected in fixed wiring x Missing information regarding electric supply tolerances 10 1Hz in documentation Missing information regarding humidity 30 95 in documentation Missing information regarding instal
11. 0 mm Drain hose is in positive pressure state A 30mm B P 10 20 mm Note P is the absolute pressure of the drain hose position Pa Ty Ea 4 Refrigerant pipe insulation layer To avoid condensation of drew and water leakage gas pipe and liquid pipe of refrigerant should be insulated with thermal insulation material and adhesive tape Install of ducted type indoor unit 5 Install the Electrical Box In order to ease the maintaining work we recommend to get of the electrical box part of the indoor unit to refix it at the air outlet part Please see following Fig 4 ya Screw Repair panel Dl Tighten part o N Electrical Box Electrical Box Fig 4 Schematic for the Electrical Box part 6 Adjust the tightness of the belt of the fan unit The rotation of the fan is achieved by the transmission of the belt The velocity and stability of the fan is associated with the tightness of the belt and the tightness should be adjusted after a period of time For a new belt the tightness should be adjusted for at least twice within 24 hours After one week running the tightness of the belt should be adjusted again we should routinely check it every 1 2 months also ensure the test results c
12. Don t let children operate the units Do not operate the units with wet hands When cleaning the air conditioner or changing filters please turn off the general power supply of the units firstly Switch off power source when the units will not be operated for a long period Do not expose the units to the water place or the damp place or the corrosion environment a d dk B E E E After installation when electrified the electric leakage should be tested The selection of installation place and notice of the air conditioner unit The selection of the installation place of the air conditioner unit The installation must accord with the national and local safe criterion Since the quality of installation would affect the operation directly user should contact the seller and have the conditioner installed and tested by the professional install personnel according to the install instruction instead of install by himself herself Only connect the power after all the installation works are finished O The selection of the installation place of the indoor unit yx Prevent direct sun burn yx Make sure that the top steeve ceiling and the structure of the construction etc is strong enough to bear the weight of the unit yx The drainage pipe is easy to drain x The air flow is not blocked at the outlet and intake vents x The connecting pipe indoor and outdoor can by lead to outside conveniently yx The unit cannot be installed i
13. ath db In order to make sure the right water drainage the installation of drainage pipe should be according to the installation methods of this manual and also adopt the heat retaining measure to prevent the water condensing If installed improperly it will cause water leakage and might moisten the furniture Do not use or store the combustible and detonatable materials near the air conditioner When malfunction happed there is the burning smell etc please power off the general power supply of the units Keep the well ventilation in order to avoid the oxygen lack Do not insert hands or other objects into the inlet or outlet grille Due to the long time use please check the mounting frame 1f broken or not dE E E EE Do not refit the unit When need to maintenance or remove the unit please contact with the local dealer or the professional A ATTENTION FE Ensure the power supply correspond to the nameplate and check the security of the power source before installation d Make sure that the wires pipes and drain hose are properly connected before operation to avoid a fire or electric shock db The general power supply must be reliably earthed To ensure the units are earthed availably to avoid the electric shock The earth wire can t be connected to the gas pipe water pipe wires of the lightning rod and telephone Once the units start need at least more than 5 minutes running then it could be turned off
14. e TIMER button the LCD will not display the sign that shows the TIMER ON has been canceled ca When the TIMER ON has been set i e the sign of D and HOUR will twinkle continuously if press the TIMER button once more LCD will show D xx x HOUR Note xx x is the time of last setting after power on it will be cleared automatically the sign of D and HOUR will twinkle continuously at this time could press A or Y button for time setting or press the TIMER button again to confirm the function of time ca The range of TIMER ON and TIMER OFF is from 0 5hour to 24hour Press A or Y button for each time the set time will be increased or decreased 0 5hour hold the press A or Y button it will increase 0 5hour or decrease 0 5hour every other 0 5second The setting range of A and Y is from 0 to 24 and they are circulatory A button 0 0 gt 0 5 gt 1 0 gt 23 5 24 0 Be Y button 0 0 05 10 lt am 235 lt 240 LT NOTE The Fig shows the relevant display area 23 Wired Remote Controller Operation Procedure 3 SLEEP mode setting Fig 15 amp When PCB is running at COOL or DRY mode after received the SLEEP mode setting and run for 1 hour the preset temperature Tet will be increased 1 C 2 hours later it will be increased 1 Cagain it has been increased 2 C totally within 2 hours then th
15. e unit will run accord to the setting temperature GR When the PCB is running at HEAT mode after received the SLEEP mode setting and run for 1 hour the preset temperature Tse will be decreased 1 C 2 hours later the Tset will be decreased 1C again it has been decreased 2 C totally within 2 hours then the unit will run accord to the setting temperature GR There is no SLEEP function in FAN mode 4 Fan Speed Control Fig 16 GR Press FAN SPEED button each time fan speed will be changed as following na LOW MED gt HIG GR AT DRY mode The fan speed will be set to the LOW speed automatically 24 TO MODE WA ACY ROOM TEMP 1 10 tt gt Lo vC C UC WY FAN SLEEP SN TIMER o O ONIDA Rae 3 Es Fig 15 MODE GA A SPEED ROOM TEMP K L AUTO D VCL Coc FAN U ONIDA SLEEP TIMER ae YF LN J ON OFF CA ik Fig 16 Wired Remote Controller Operation Proc
16. edure 5 Temp adjusting Fig 17 CR When not setting the time press A and W button can set the temperature adjustment A For increasing setting temperature Vv For decreasing setting temperature When press this button the temperature will be increased or decreased in the unit of 1 C CR 6 CR The temperature setting range is 16 C 30C at every kind off modes Set of running mode Fig 18 When pressing MODE button each time the mode will be changed as following 7 COOL DRY FAN mn CR At COOL mode the COOL display will be light on the temperature of setting should be lower than the room temperature If the setting temperature is higher than the room sensor the unit will not run at cool mode operation At DRY mode the DRY display will be light on Fan motor will run at low fan speed in the definite temperature range The dehumidifying effect of this mode is better than that in COOL mode and more energy saving At HEAT mode the HEAT display will be light on The temperature should be set higher than the room temperature If the setting temperature is lower than the room temperature the unit will not run at HEAT mode operation At FAN mode the FAN display will light on Malfunction display Fig 19 When the malfunction happened during the operation the environment temperature display area will show the error code As shown in Fig 19 i
17. equipment in the architecture and this should be done by the professional personnel There must be creepage protection switch and air switch with enough capacity in the rated circuit reference the following form The air switch should maintain the functions of magnetic de buckle and heat de buckle to assure the protection when circuit short and overload happen s Earthing requirement yw The air conditioner is class I appliance so please do take the reliable measurement to earthing yw The yellow and green cord in the air conditioner unit is earthing cord which cannot be used for other purpose and cut off as well as fixed up with screw Otherwise it would lead electric shock x The reliable earthing terminal must be offered by the user power And please don t connect the earthing cord to the following place DTap water pipe Coal gas pipe 3 Ejection pipe 4 The place that is consider to be not reliable by the professional personnel The attachment used for installation Every attachment used for installation of the indoor and outdoor unit please refer to the packing list in every individual package carton Install of the ducted type indoor unit O Shape dimension diagram of indoor unit 1 The dimensions of installation hole and the intake outlet port are shown in Fig 1 and Table 1 The following figure is applicable to the indoor units of OV R224P Na M OV R280P Na M
18. fan speed Install of ducted type indoor unit Notes 1 When you choose to equip the receiving board this component is optional on the units it is requried that set the 2nd position of S7 DIP switch to OFF position meanwhile if need to plug the communication cable from receiving board into 9 core terminal CN20 which locates on the mainboard and wired remote controller is disabled 2 When you choosed to equip wired remote controller to the units it needs to set the 2nd position of S7 DIP switch to the ON position and connect 4 core communication cable to CN19 terminal on the mainboard the address code on wired remote controller and indoor mainboard address code MUST BE THE SAME after doing this the receiving header is disabled 3 The driving method of the blower on OV R224P Na M and OV R280P Na M is Belt driving there is only 1 fan speed if need to adjust the E S P it is required that the adjustment of the pulley is within safe range please consultant technical professionals rn E WPT ad r mens i a r e G ES es K address aci S Us S7 mk C48 eae es C50 Lr 5 bits functional DIP switch mainboard 13 Install of ducted type indoor unit 1 Address code switch All the indoor units of OV system must set the address code properly else will cause communication abnormal between outdoor and indoor unit There are total 4 bit of address code with address code range from to 16 A Not
19. g screw 3 Fix the power cable firmly by cable fixing clip Install of ducted type indoor unit 6 Connection of Remote controller Signal Wire 1 Open the cover of the electric box of the indoor unit 2 Pass the signal line of the remote controller through the rubber ring 3 Insert the signal line of the remote controller into the four positioned pin stands CN19 on the electric circuit board of the indoor unit 4 Bind the signal lines of the remote controller firmly together and fix them A Attention Special precaution must be taken when doing the following connections so as to prevent from the failure of the air conditioner unit due to EMI electromagnetic interference 1 The signal lines and the distribution communication wires should be separated from the power supply cord and the connection lines between the indoor and the outdoor units 2 In the case that the air conditioner unit has to be installed at the places subject to the EMI it is advised to use shielded and double strand wires for the signal lines and distribution communication wires Name and Function of Each Part of Ducked Type Indoor Unit DUCTED TYPE INDOOR UNIT 1 Outlet vent Air return vent Condensation Pipe NOTE 1 Connection pipe and Air pipe are not included in this Air conditioner 20 Working Temperature Range Working Temperature Range men tn amp maten a7 H Rated Heating 21 Wired Remo
20. ice When more than 1 indoor units is connected parallel please modify the address code setting of the units before installation their address code should be different from each other address code DIP switch locates on the ma in board of indoor units if add wired remote controller to the unit make sure the address code on controller is the same as on the indoor unit address code DIP switch of wired remote controller locates at the back of the controller yxthe default setting of DIP address setting is show as blew Address Default setting of address code DIP switch is 0000 and address is 1 position showed as above yxAddress DIP switch code list The address code setting is based on binary the ON side represents 0 while opposite side represents 1 on address code DIP switch there are 4 position 4 position is high side 1 position is low side efef UN N lerep ire 7 7090 25850 e g 1 set DIP switch as 0111 represent address 8 set DIP switch 1 2 3 positon to OFF side while set 4 position to ON side e g 1 set DIP switch as 1010 represent address 11 set DIP switch 2 4 positon to OFF side while set 1 3 position to ON side example showed as below Address Address Address 8 DIP value 0111 Address 11 DIP value 1010 Install of ducted type indoor unit Usage of receiving board When choose to use remote signal receiving board do set 2 position on the S7 functional DIP switch t
21. ion please turn off the unit to stop the malfunction display ask for the professional to debug The meaning of error codes as shown in below Indoor pan tube inlet tube temp sensor malfunction Indoor pan tube middle temp sensor malfunction Indoor pane tube outlet tube temp sensor malfunction F4 Outdoor environment temp sensor mal function Outdoor pan tube inlet tube temp sensor malfunction Outdoor pan tube middle temp sensor malfunction Outdoor pan tube outlet tube temp sensor malfunction Discharge temp sensor 1 rated frequency malfunction Discharge temp sensor 2 digital malfunction PA Greasy temp temp sensor 1 rated frequency malfunction Greasy temp temp sensor 2 digital malfunction High pressure sensor malfunction Low pressure sensor malfunction 26 Remote controller operation procedure Names and functions of every button of the remote control AN NOTE 8 Make sure that there is no obstruction between the remote control and the signal receptor The remote control signal can be received at the distance of up to about 10m O Don t drop or throw the remote control O Don t let any liquid flow into the remote control O Don t put the remote control directly under the sunlight or any place where is very hot FAN button SWING button Press the button to the guide louver swings a a N change the speed of the according to certain fan according to the angle
22. its you should pay more attention to stand on the firm place Daily Care 1 Clean the air filter d When not cleaning the air filter please do not disassembly the filter or it will cause the malfunction d When there is a lot of dust the air filter should be cleaned many times generally once for every two weeks 2 The care of the season begin to use dE Check the inlet and outlet of the indoor units blocked or not dE Check the wires earthed well or not dE Check the lines connected well or not d After switching on the indicator lights of the wired remote control should light NOTE If there is any abnormal phenomenon please operate the unit under the direction of after service 3 The care of the season end to use d6 When the weather is fine set the unit in the fan mode and running for half of the day dg When not to use the unit for a long time please switch off the power supply the indicator light of the wired remote control should extinguish 31 The Performance Parameters List of Ducted Type Indoor Units OV R224P Na M OV R280P Na M ME E O The type of anti electric shock pie Outline dimensions 1000 1000 04 4 The aperture of condensing inch draiHge pipe Please refer to the nameplate Dimensions of air TE 1194 Dimensions of POEA ee Diameter of gas pipe b 3 4 7 8 Jh Diameter of liquid pipe 3 8 3 8 Jh Note 1 The performance parameters are tested under the rated working condition
23. lation altitude max 1000m in documentation Information regarding transp ort storage temperature 25 55 C is missing Main switch provided by end user main switch handle should be black or gray it can be locked in OFF position with padlock The main disconnection device should be explained in user manual and the height should be recommended at 0 6 1 7m over current protection is required EN 60947 3 EN 60947 2 The cooling range of the unit is the outdoor environment temp 18 43 C DB the heating range of the unit only for the heat pump type unit is the outdoor environment temp 16 15C WB Safety Precautions 1 Before using the appliance read this manual thoroughly and operate under its direction 2 WARNING and ATTENTION have the foll owing meanings in these instructions AN WARNNING This mark indicates procedures which if improperly performed might lead to the death or serious injury of the users ATTENTION This mark indicates procedures which if improperly performed might possibly result in personal injury to the user or damage to property PAN WARNNING d When install the unit please relegate to the special arrangement maintenance center If improper performed it can cause the water leakage electric shock and fire etc accidents d Please install the unit to a steady and stable place If the intension is inadequate the unit will drop off and will lead to the personal injury and de
24. ll affect the cooling effect 1 The air filter is too dirty or blocked 2 The door or window isn t closed well 3 The set temp is too low that will affect the heating effect 1 When replacing batteries or under other conditions sometimes the Machine Death phenomenon is shown on the remote controller please remove the rear cover then press ACL reset key the unit will get back The remote controller can not 2 Is it in the receiving range Or are there work any obstructions 3 For the ducted type indoor unit the remote controller should be aimed at the wired remote control for the control 4 To check the voltage of batteries is enough or not if not enough please change 1t The unit can t start The heating effect is not good NOTE After checking the above items the unit still can t be operated please turn off the unit immediately and contact with the local service center and ask for the professional to maintain 30 Care and Maintenance AN ATTENTION Please pay more attention to the following items before cleaning the units d6 The general power supply of the indoor units must be powered off before contacting the wiring device Only when unit is turned off and the general power supply is cut off the unit could be cleaned otherwise it might cause the electric shock or injury d6 Do not use water to clean air conditioners or it may cause electric shock do Especially when cleaning the un
25. n the place where stored the flammability easy exploded thing or the place where would have leakage of flammability and exploded gas Xx The unit cannot be installed in the place where has the corrupt gas and serious dust saline fog lampblack and huge humidity N Note The air conditioner unit installed in the following place may have malfunction if the malfunction cannot prevent please contact the Nominated Repair Center Of MIRC Electronics Ltd Mumbai Dthe place with greasy all around the seashore place with salinity and alkali Sthe place with vulcanized gas such as vulcanized hot spring the place with high frequency equipment such as wireless equipment electric welding machine and medical treatment equipment the place with special environment The electric cord disposal yx The cord disposal should be installed according to the National Principal yx The power must use the rated voltage and the electric circuit specific for air conditioner unit yx Please don t pull the power cord vigorously yx All the electric equipment should be installed by the professional personnel according to the local law regulation and this instruction yx The power cord diameter should be big enough the destroyed power cord and connecting cord should be replaced by the specific cord The selection of installation place and notice of the air conditioner unit yx The earthing should reliably connected with the specific earthing
26. o the OFF side then connect the receiving board to the main board For duct type indoor units there are two options work with remote signal receiving board or wired remote controller if choose to use the receiving board the wired controller can not put be put into work at the same time Tl Cy mj T Ee s rd mj receiving board Fig 8 wiring between main board and receiving board Supplied 4 core cable Back of wired remote controller Fig 9 Power communication Wiring illustration of wired remote controller Install of ducted type indoor unit When connect wired controller to main board showed as Fig 9 use a 4 cores cable to set up a communication wiring from CN19 terminal on the main board to CN1 terminal on the wire controller Make sure the power is shut off before the wiring check if the wiring is firmly and prevent any circuit shortage after finishing this step one more time There are 4 pieces of wires in the cable of controller all included in the 4 cores cable count from upper right direction of wiring terminal are the name of the wires Earthed wire GND communication wire A A communication B B power wire 12V O Install the wired remote controller Up la A A 0 lt p ee 0 E Lae 0 i 2 S 4 Fig 10 Installati
27. o the prefabricated ceiling boards with iron stands The joints of the air ducts should be sealed tightly to prevent from air leakage The designing and operation of the air ducts should comply with the related state standards and procedures for engineering O It is recommended to leave at least a space of 150mm between the edge of the air return duct and the wall and a filter screen should be placed at the air return opening O Muffling and vibration reduction should be taken into consideration during the designing and operation of the air ducts In addition the noise source should be kept away from the crowds It is absolutely not allowed to design the placement of the air return opening right above the head of the users in the offices lounges or other public sites O Installation of Condensed Water Pipes The condensed water pipes should be kept at 5 10 degrees of gradient to facilitate discharge of the condensed water Thermal insulation materials should be placed at the joints of the condensed water pipes so as to prevent from dew condensation As shown in Fig 7 Thermal insulation layer water pipe Cover of the pipe Fig 7 Thermal insulation of the condensed water pipe AN Attention It must be made sure that there is no leakage at the joints of the condensed water pipes Install of ducted type indoor unit Designing of the Drainage Pipelines Jx The drainage pipes should be kept at a certain gradient 1 50 1
28. omplying with Table 2 The adjustment of the tightness of the belt is shown in Fig 5 Loosen screws fixing motor on the base move motor along the direction of arrow as shown in the picture then fix the screw again The tightness level of belt is tested by tensiometer as shown in Fig 6 when A reaches the deviation length Deviation The total length beit 64 read the value on the meter the value should be in the category specified in Table 2 Table 2 Tension range of the belt Tension N Section area of the belt Diameter of the small belt mm EC 85 sz Install of ducted type indoor unit La ll wg Jj j J LL p TU a HI L al o ig 5 Adjust the tightness of the belt Mounting plate for motor Nut 1 Nut 2 Setting lever Belt tensiometer gt Fig 6 Utilization of the belt tensiometer Install of ducted type indoor unit AN Attention There should be thermal insulation layers around the air delivery and air return ducts as well as on the new air ducts to protect against heat losses and condensation Adhere the plastic nails onto the ducts and then attach a layer of insulation cloth with the tinfoil onto the ducts Fix the plastic nail and then seal tightly the joints by way of tinfoil tapes Some other materials with good thermal insulation properties can also be used O The air delivery and air return ducts should be fixed t
29. on of wire remote controller 4 Oo 4 O Name Casing base installed Controller Soleplate Screw M4X25 Controller Panel into the wall O Notice for installation under the guidance of Fig 10 1 Cut off power supply before install the electrical components it is forbidden to carry out the installation with power on 2 Get one end of the 4 core communication cable put it through the rectangular hole on the base board on the wire remote controller 3 hold the base board of controller on the wall then fix it to the wall with M4x25 screw 4 Plug the 4 core communication cable into the slot on the wired remote controller then fix the controller panel with base board together Install of ducted type indoor unit O Connection between the Electric Wires and the Terminals on the Terminal Plate As shown in Fig 11 A Connection of mono branching wires 1 Use a wire stripper to strip off about 25mm of the insulation layer at the end of the mono branching wire 2 Remove the screws on the wiring board of the air conditioner unit 3 Use the pliers to bend the end of the wire into a ring shape corresponding the size of the screw 4 Pass the screw through the wire ring and fix it onto the wiring board B Connection of multi ply stranded wires 1 Use the wire stripper to strip off about 10mm of the insulation layer of the stranded wires 2 Remove the screws on the wiring board of the air conditioner unit 3 Use the wire pressing plier
30. s to press the ends of the multi ply stranded wires onto the terminals corresponding to the size of the screws 4 Pass the screws through the terminals of the multi ply stranded wires and fixes them onto the wiring board A Mono branching wire B Multi ply stranded wire Wiring terminal Insulation Fig 11 AN Warning 1 If the power cord or signal cord of the unit is damaged special purpose cords must be used for replacement 2 Please identify the voltages for the components indicated on the nameplate before doing the wire connection and then connect the wires in accordance with the schematic diagram of wiring 3 The air conditioner unit should use the special purpose power cord and should be equipped with breaker of air switch so as to handle the occurrence of overloads 4 The air conditioner unit must be properly grounded to prevent from the damages caused by the failure of insulation 5 All the distribution wires must use the press connecting terminals or single wires The direct connection between the multi ply stranded wires and the terminal board might lead to sparking 6 All the wiring must follow the schematic diagram for the electric circuits Any erroneous wiring and connection might result in the abnormal operations or damages of the air conditioner unit 17 Install of ducted type indoor unit 7 All the wiring must follow the schematic diagram for the electric circuits Any erroneous wiring and
31. t shows the compressor high pressure protection When the malfunction happened except for the FAN mode is in operation at the mode of COOL DRY HEAT the outdoor unit and fan motor are closedown display 25 ROOM TEMP cic MODE OOOH HO SET TEMP E o He SLEEP TIMER O ONIDA ag J Fig 17 lw C 3 ROOM TEMP AC C Co is J 5 gt lt Tj WN E w Em rO Dm a O ONIDA ON OFF AARD WY T Fig 18 es DARI that will not affect the LCD C C 1 FAN SLEEP TIMER C O ONIDA Ton A Fig 19 Wired Remote Controller Operation Procedure GR When the controller displays malfunct
32. te Controller Operation Procedure A L i 1 dh q 5 an Co 16 2 A Co o SPEED ROOM TEMP uw Al AUTO L jE iE Vv Co 14 SH E SET TEMP ne 4 EE SWING So L e rd 11 6 MELT l U A i Oi jp ji mer 2 10 9 O ONIDA ON OFF O S Fig 12 Various Components of Wired Remote Controller 7 K En Sleep mode display Set Temp display Defrosting display 7 Timer display 1 On Off Fig 13 Signal receptor Operating mode display Cool Dry GR When press the ON OFF key the unit will start Fan Heat Fan control display automatic high media low GR When press ON OFF key again the unit will stop NOTE Fig 13 shows the closedown status after power on When the communication is normal both at the running and stopping status will display the environment temp Here there is no graticule line on the LCD of Fig 14 it shows the unit 1s closedown 2 Environmental temp display Malfunction displa y Temp Timer decrease button Temp Timer increase button
33. unit yx Before power on of the main board 4 bit dial switch must be set to decide running status of indoor unit yx Function description is as below The DIP switch setting showed in above illustration is the default setting after manufactured Dial switch Function description Dial ON Dial OFF Silk screen 1 S R 2 LID 3 M S 4 I O 5 L H Selection of memory mode A Selection between recovery mode after power on and standby mode after power on B This function is effective without wired controller Selection between receiver and manual controller A If remote control function of receiver will be shielded B If receiver is selected manual controller manual controller is selected will be ineffective Setting of master unit and slave indoor unit A Used to solve modes conflict B This function is effective without wired controller Selection of ambient temp sensor A selection between ambient temp sensor T amb of main board and ambient temp sensor T amb 1 of receiver This function is effective without wired controller Select to choose high E S P or low E S P fan speed 12 Standby after power on Select wired controller to operate Master unit Select ambient temp sensor of main board Select low E S P fan speed Recovery after power on Select receiver to operate Slave unit Select ambient temp sensor of receiver Select high E S P
34. when press once following order repress once to stop SWING FAN AUTO FAN SPEED operating A a A La gt 4 AUTOFAN afl SER ial button AUTOR Nal PO Set temp increases c or AIR g by pressing and C1 C1 decreases 1 by pressing U U x COOL rna SWINGHUMIDLIGHT SAVE E DRY amp Set temp 16 c 30 c 200 p 4 FAN ted Set temp 16 c 30 Cc mtg LN HR r HEAT TE Set temp 16 c 30 c Set temp 16 c 30 c CH on off button MODE button Press the button to turn on Press the button to change the unit Press the button a mode to the ONIDA once again to turn off the olowing order unit and cancal the timer ed A Gat MODE ON OFF NOTE The cooling only units have no 2 mode AN NOTE After every indoor unit received the turn off signal the fan and electric inflate valve will continue to work for 20 70mins to make use of the rest cool or rest heat while for preparation for the next work And this is normal phenomenon 27 Remote controller operation procedure Names and functions of every button of the remote control Remove the cover AN NOTE This type of remote control is a kind of general use remote control that is suitable for several types
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