Onida OV-R224P/Na-M Owner'S Manual Download Page 23 | Manualshive

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Working Temperature Range

Working Temperature Range

Indoor side state

Outdoor side state

Dry bulb temp.

Wet bulb temp.

Dry bulb temp.

Wet bulb temp.

Rated Cooling

27

19

35

24

Max. cooling

32

23

43

26

Min. cooling

21

15

18

—

Rated Heating

20

15

7

6

Max. heating

27

—

21

15

Min. heating

20

15

－

15

－

16

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Summary of Contents for OV-R224P/Na-M

Page 1: ...Multi VariableAir Conditioners Ducted Type Indoor Unit Owner s Manual Models OV R224P Na M OV R280P Na M ...

Page 2: ... of Ducked Type Indoor Unit 20 Working Temperature Range 21 The components of the wired remote control 22 On Off operation 22 Timer setting 23 SLEEP mode setting 24 Fan Speed Control 24 Temp adjusting 25 Set of running mode 25 Wired remote control operation procedure Malfunction display 25 Names and functions of every button of the remote control 27 Names and functions of every button of the remot...

Page 3: ... 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 When the selected mode of the indoor unit co nflict with the mode of outdoor unit after 5 seconds the wired remote control will display the operation conflict the indoor unit will stop runni...

Page 4: ...d 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 DB the heating range of the unit only for the heat pump type unit is the outdoor environment te...

Page 5: ... is the burning smell etc please power off the general power supply of the units z Keep the well ventilation in order to avoid the oxygen lack z Do not insert hands or other objects into the inlet or outlet grille z Due to the long time use please check the mounting frame if broken or not z Do not refit the unit When need to maintenance or remove the unit please contact with the local dealer or th...

Page 6: ...exploded thing or the place where would have leakage of flammability and exploded gas The unit cannot be installed in the place where has the corrupt gas and serious dust saline fog lampblack and huge humidity 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 Mumba...

Page 7: ...rement The air conditioner is class I appliance so please do take the reliable measurement to earthing 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 The reliable earthing terminal must be offered by the user power And please don t connect the earthing co...

Page 8: ...d 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 a d c b f e Air Outlet Fig 1 Look into from air outlet vent the wiring is in the right of the unit Table 1 Model a b c d e f OV R224P Na M OV R280P Na M 1560 910 1194 1194 292 342 ...

Page 9: ... condensation water the should be installed with a downward gradient T o 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 20 mm Drain hose is in positive pressu...

Page 10: ...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 complying 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...

Page 11: ...9 Install of ducted type indoor unit Fig 5 Adjust the tightness of the belt Fig 6 Utilization of the belt tensiometer Mounting plate for motor Nut 1 Setting lever Nut 2 Belt tensiometer ...

Page 12: ...ommended 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 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...

Page 13: ...y 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 Testing on the Drainage System Upon completion of the installation of th...

Page 14: ...ection between receiver and manual controller A If manual controller is selected remote control function of receiver will be shielded B If receiver is selected manual controller will be ineffective Select wired controller to operate Select receiver to operate 3 M S Setting of master unit and slave indoor unit A Used to solve modes conflict B This function is effective without wired controller Mast...

Page 15: ...er 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 on...

Page 16: ...ess Default setting of address code DIP switch is 0000 and address is 1 position showed as above Address 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 Address 1 2 3 4 5 6 7 8 DIP position 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 ...

Page 17: ...oard 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 Fig 8 wiring between main board and receiving board Fig 9 Power communication Wiring illustration of wired remote controller CN1 Back of wired remote control...

Page 18: ...ation wireA A communication B B power wire 12V Install the wired remote controller 1 3 2 4 Fig 10 Installation of wire remote controller 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...

Page 19: ...ply stranded wires and fixes them onto the wiring board 25 10 Insulation layer B Multi ply stranded wire A Mono branching wire Wiring terminal Fig 11 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 wi...

Page 20: ...he 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 Attention The power supply for various indoor units must be from the unified power supply A Air conditioner units using single phase power su...

Page 21: ...ler firmly together and fix them 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 cas...

Page 22: ... Name and Function of Each Part of Ducked Type Indoor Unit NOTE 1 Connection pipe andAir pipe are not included in thisAir conditioner DUCTED TYPE INDOOR UNIT Outlet vent Air return vent Condensation Pipe ...

Page 23: ...ature Range Indoor side state Outdoor side state Dry bulb temp Wet bulb temp Dry bulb temp Wet bulb temp Rated Cooling 27 19 35 24 Max cooling 32 23 43 26 Min cooling 21 15 18 Rated Heating 20 15 7 6 Max heating 27 21 15 Min heating 20 15 15 16 ...

Page 24: ...t Temp display 13 Fan control button 6 Defrosting display 14 Temp Timer decrease button 7 Timer display 15 Temp Timer increase button 8 Signal receptor 16 Mode button 1 On Off Fig 13 When press the ON OFF key the unit will start 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 stat...

Page 25: ...will twinkle when repress the TIMER button the LCD will not display the sign that shows the TIMER ON has been canceled When the TIMER ON has been set i e the sign of and HOUR will twinkle continuously if press the TIMER button once more LCD will show xx x HOUR Note xx x is the time of last setting after power on it will be cleared automatically the sign of and HOUR will twinkle continuously at thi...

Page 26: ...is running at HEA T mode after received the SLEEP mode setting and run for 1 hour the preset temperature Tset will be decreased 1 2 hours later the Tset will be decreased 1 again it has been decreased 2 totally within 2 hours then the unit will run accord to the setting temperature There is no SLEEP function in FAN mode 4 Fan Speed Control Fig 16 Press FAN SPEED button each time fan speed will be ...

Page 27: ...ll 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 HEA T mode the HEA T 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 HEA T mode operation A...

Page 28: ...Indoor environment temp sensor mal function F1 Indoor pan tube inlet tube temp sensor malfunction F2 Indoor pan tube middle temp sensor malfunction F3 Indoor pane tube outlet tube temp sensor malfunction F4 Outdoor environment temp sensor mal function F5 Outdoor pan tube inlet tube temp sensor malfunction F6 Outdoor pan tube middle temp sensor malfunction F7 Outdoor pan tube outlet tube temp senso...

Page 29: ... c Set temp increases 1 c by pressing and decreases 1 c by pressing once TEMP button NOTE The cooling only units have no mode Press the button to change the mode according to the following order MODE button Press the button to change the speed of the fan according to the following order FAN button SPEED AUTO FAN HEAT COOL DRY FAN Press the button to turn on the unit Press the button once again to ...

Page 30: ...set contents 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 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 during the set time then the unit will operate according to the set temp Temp Timer button When the uni...

Page 31: ...tteries Two batteries TwoAAAdry 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 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 life...

Page 32: ... The heating effect is not good 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 The remote controller can not work 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 wi...

Page 33: ...se do not disassembly the filter or it will cause the malfunction z When there is a lot of dust the air filter should be cleaned many times generally once for every two weeks 2 2 The care of the season begin to use z Check the inlet and outlet of the indoor units blocked or not z Check the wires earthed well or not z Check the lines connected well or not z After switching on the indicator lights o...

Page 34: ...et Width mm 292 Length mm 1194 Dimensions of air return Width mm 342 Diameter of gas pipe inch φ3 4 φ 7 8 Diameter of liquid pipe inch φ3 8 φ 3 8 Note 1 The performance parameters are tested under the rated working condition 3 Please refer to the actual parameters on the nameplate 4 The cooling capacity was tested in the condition of outdoor temp 35 dry bulb 24 wet bulb indoor temp 27 dry bulb 19 ...

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