Toshiba RAV-RM301KRTP-E Page 1 Installation Manual Download

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Installation Manual

Indoor Unit

High-Wall Type

Model name:

RAV-RM301KRTP-E
RAV-RM401KRTP-E

R32 or R410A

Installation Manual

English

For commercial use

Summary of Contents for RAV-RM301KRTP-E

Page 1: ...Installation Manual Indoor Unit High Wall Type Model name RAV RM301KRTP E RAV RM401KRTP E R32 or R410A Installation Manual 1 English For commercial use ...

Page 2: ...IGERANT This Air Conditioner has adopted a refrigerant HFC R32 or R410A which does not destroy the ozone layer Be sure to check the refrigerant type for outdoor unit to be combined and then install it Contents 1 PRECAUTIONS FOR SAFETY 5 2 ACCESSORY PARTS 11 3 SELECTION OF INSTALLATION PLACE 12 4 INSTALLATION OF INDOOR UNIT 15 5 CUTTING A HOLE AND MOUNTING INSTALLATION PLATE 16 6 PIPING AND DRAIN H...

Page 3: ...tion or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified installer who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or sh...

Page 4: ...ING Text set off in this manner indicates that failure to adhere to the directions in the warning could result in serious bodily harm 1 or loss of life if the product is handled improperly CAUTION Text set off in this manner indicates that failure to adhere to the directions in the caution could result in slight injury 2 or damage 3 to property if the product is handled improperly 1 Serious bodily...

Page 5: ...ving parts Do not operate unit with grille removed Stop the unit before the servicing CAUTION High temperature parts You might get burned when removing this panel CAUTION High temperature parts You might get burned when removing this panel CAUTION Do not touch the aluminum fins of the unit Doing so may result in injury CAUTION Do not touch the aluminium fins of the unit Doing so may result in inju...

Page 6: ...allowed to do installation work Inappropriate installation may result in water leakage electric shock or fire Do not use any refrigerant different from the one specifled for complement or replacement Otherwise abnormally high pressure may be generated in the refrigeration cycle which may result in a failure or explosion of the product or an injury to your body Before opening the front panel of the...

Page 7: ...ocation before proceeding with the work Parts and other objects may fall from above possibly injuring a person below While carrying out the work wear a helmet for protection from falling objects Do not use the refrigerant other than R32 or R410A For the refrigerant type check the outdoor unit to be combined The refrigerant used by this air conditioner follow to the outdoor unit The air conditioner...

Page 8: ...tallation height of the appliance in m 0 6 m for floor standing 1 8 m for wall mounted 1 0 m for window mounted 2 2 m for ceiling mounted R32 refrigerant models only For detail refer to Installation Manual of the outdoor unit Installation Install the air conditioner securely in a location where the base can sustain the weight adequately If the strength is not enough the unit may fall down resultin...

Page 9: ...ied service person 1 is allowed to carry out the electrical work of the air conditioner Under no circumstances must this work be done by an unqualified individual since failure to carry out the work properly may result in electric shocks and or electrical leaks To connect the electrical wires repair the electrical parts or undertake other electrical jobs wear gloves to provide protection for elect...

Page 10: ...or instance until qualified service person 1 arrives Continuing to use the air conditioner in the trouble status may cause mechanical problems to escalate or result in electric shocks or other trouble After the work has finished use an insulation tester set 500 V Megger to check the resistance is 1 MΩ or more between the charge section and the non charge metal section earth section If the resistan...

Page 11: ...d film oil etc due to the high pressure be careful not to allow the moisture dirt existing refrigerant refrigerating machine oil etc to get mixed up in the refrigeration cycle during the installation work A special tool for the R32 or R410A refrigerant is required for installation Use a new and clean piping materials for the connecting pipe so that moisture and dirt are not mixed together during t...

Page 12: ...n Manual please refer to the enclosed CD R Owner s Manual 1 Hand over to customers For other languages that do not appear in this installation Manual please refer to the enclosed CD R CD ROM 1 Owner s Manual and Installation Manual Installation plate 1 Wireless remote controller 1 Battery 2 Remote controller holder 1 Mounting screw Ø4 25R 6 Flat head wood screw Ø3 1 16R 2 Heat insulator 1 ...

Page 13: ...here vapors from food oils are formed such as kitchens where food oils are used Blocked filters may cause the air conditioner s performance to deteriorate condensation to form the plastic parts to be damaged and other such problems to result Locations near obstructions such as ventilation openings or lighting fixtures where the flow of the blown air will be disrupted a disruption of the air flow m...

Page 14: ...t resisting polyethylene foam Insert the cushion between the indoor unit and wall and tilt the indoor unit for better operation For the rear left and left piping Wall Make sure to run the drain hose sloped downward Do not allow the drain hose to get slack Cut the piping hole sloped slightly Batteries Wireless remote controller Remote control holder Flat head wood screw Refrigerant piping must be p...

Page 15: ...nit A place which allows the front panel to be opened CAUTION Direct sunlight to the indoor unit s wireless receiver should be avoided The microprocessor in the indoor unit should not be too close to RF noise sources For details see the owner s manual Wireless remote controller A place where there are no obstacles such as a curtain that may block the signal from the indoor unit Do not install the ...

Page 16: ...re packaged Carry in the indoor unit as it is packaged if possible If carrying in the indoor unit unpacked by necessity be sure to use buffering cloth etc to not damage the unit To move the indoor unit do not apply force to the refrigerant pipe drain pan foamed parts or resin parts etc Carry the package by two or more persons and do not bundle it with plastic band at positions other than specified...

Page 17: ...stallation plate onto the wall by screwing it in the upper and lower parts to hook up the indoor unit 2 To mount the installation plate on a concrete wall with anchor bolts utilize the anchor bolt holes as illustrated in the above figure 3 Install the installation plate horizontally in the wall CAUTION When installing the installation plate with a mounting screw do not use the anchor bolt hole Oth...

Page 18: ...or right side of the back body for the bottom left or right connection with a pair of nippers 2 Changing drain hose For leftward connection bottom leftward connection and rear leftward connection s piping it is necessary to change the drain hose and drain cap Without changing the drain hose position the indoor unit will not fit to the wall How to remove the drain hose The drain hose can be removed...

Page 19: ...Application causes deterioration and drain leakage from the plug CAUTION Firmly insert the drain hose and drain cap otherwise water may leak How to remove the drain hose 1 Remove the front panel 2 Remove the screws of drain hose 3 Pull out the drain hose How to fix the drain hose 1 Put the drain hose 2 Screw the drain hose to the indoor unit 3 Install the front panel q In case of right or left pip...

Page 20: ...he wall When bending the connecting pipe make sure to use a spring bender so as not to crush the pipe Bend the connecting pipe within a radius of 30 mm To connect the pipe after installation of the unit figure 260 mm 210 mm 43 mm Liquid side Gas side To the forefront of flare Outward form of indoor unit R 30 mm Use polisin polyethylene core or the like for bending pipe Use the handle of screwdrive...

Page 21: ...es make sure the slit aperture toward the ceiling surface CAUTION Bind the auxiliary pipes two and power supply wiring and control wiring with facing tape tightly In case of leftward piping and rear leftward piping bind the auxiliary pipes two only with facing tape Indoor unit Power supply wiring Control wiring Auxiliary pipes Installation plate Carefully arrange pipes so that any pipe does not st...

Page 22: ...ose sloped downwards NOTE Hole should be made at a slight downward slant on the outdoor side 2 Put water in the drain pan and make sure that the water is drained out of doors 3 When connecting extension drain hose insulate the connecting part of extension drain hose with shield pipe 50 mm or more Do not rise the drain hose Do not form the drain hose into a wavy shape Do not put the drain hose end ...

Page 23: ...Evacuate the air in the connecting pipes by using VACUUM PUMP 4 Check the gas leakage Connected points Pipe size dia mm RAV PIPE SIZE mm Gas side Liquid side RM301 9 5 6 4 RM401 12 7 6 4 Permissible Piping Length and Height Difference They vary according to the outdoor unit For details refer to the Installation Manual attached to the outdoor unit Flaring ෬ Cut the pipe with a pipe cutter Remove bu...

Page 24: ...alve For details refer to the Installation Manual attached to the outdoor unit CAUTION Do not scratch the inner surface of the flared part when removing burrs Flare processing under the condition of scratches on the inner surface of flare processing part will cause refrigerant gas leak Check that the flared part is not scratched deformed stepped or flattened and that there are no chips adhered or ...

Page 25: ...f the pencil 00 will be shown on the display 4 Push during pushing B will be shown on the display and 00 will be disappear and the air conditioner will turn OFF The wireless remote controller B is memorized B Display 00 Display NOTE Repeat above step to reset wireless remote controller to be A The wireless remote controllers do not display A The factory default of the wireless remote controllers i...

Page 26: ...so that it does not come to contact with the high temperature part of the pipe The coating may melt resulting in an accident Do not turn on the power of the indoor unit until vacuuming of the refrigerant pipes completes System interconnection wires specifications System interconnection wires 4 1 5 mm or more H07 RN F or 60245 IEC 66 Up to 70 m Number of wire wire size Remote controller wiring Remo...

Page 27: ...oor side System interconnection wires Power supply Indoor power inter unit wiring Indoor side q Simultaneous triple and double twin system A B 1 2 3 A B 1 2 3 A B 1 2 3 A B 1 2 3 1 2 3 Indoor side Outdoor side Remote controller Remote controller wiring System interconnection wires Power supply Indoor side Indoor side Indoor side Indoor power inter unit wiring Indoor power inter unit wiring Indoor ...

Page 28: ...ller wire has non polarity there is no problem if connections to indoor unit terminal blocks A and B are reversed q Wiring diagram A B A B Terminal block for remote controller wiring of indoor unit Wired remote controller wire Procured locally Terminal block Wired remote controller unit ...

Page 29: ...grille upward and pull it toward you 2 Remove the terminal cover and the clamp base 3 Insert the power supply wire and control wire according to the local rule into the pipe hole on the wall 4 Take the power supply wire out of the cable slot on the rear panel so that it protrudes about 150 mm from the front 5 Insert the control wire fully into the control wired remote controller terminal block U3 ...

Page 30: ... rule into the pipe hole on the wall 4 Take the system interconnection wire and wired remote controller wire out of the cable slot on the rear panel so that it protrudes about 150 mm from the front 5 Insert the wired remote controller wire fully into the wired remote controller central control terminal block A B and secure it tightly with screws Strip off approx 9 mm the wire to be connected Non p...

Page 31: ...ettings The settings cannot be changed using the wireless remote controller sub remote controller or remote controller less system for central remote controller only Therefore install the wired remote controller to change the settings Basic procedure for changing settings Change the settings while the air conditioner is not working Stop the air conditioner before making settings CAUTION Set only t...

Page 32: ...mote controller is accepted Change of lighting time of filter sign According to the installation condition the lighting time of the filter sign Notification of filter cleaning can be changed Follow to the basic operation procedure 1 2 3 4 5 6 For the CODE No in Procedure 3 specify 01 For the SET DATA in Procedure 4 select the SET DATA of filter sign lighting time from the following table SET DATA ...

Page 33: ... default is 75 Setting of power level in power saving mode 4 Determine the setting by pushing button 5 Push button to complete the setting Remote controller switch monitoring function This function is available to call the service monitor mode from the remote controller during a test run to acquire temperatures of sensors of the remote controller indoor unit and outdoor unit 1 3 4 2 1 Push and but...

Page 34: ...tached to the outdoor unit 4 Push button to return to the normal display Indoor unit data CODE No Data name 01 Room temperature remote controller 02 Indoor unit intake air temperature TA 03 Indoor unit heat exchanger coil temperature TCJ 04 Indoor unit heat exchanger coil temperature TC F3 Indoor unit fan cumulative operating hours x1h Outdoor unit data CODE No Data name 60 Outdoor unit heat excha...

Page 35: ... ON q Triple system Outdoor unit Indoor unit Remote controller Indoor unit Indoor unit Finish of address setup by power ON q Double twin Outdoor unit Indoor unit Remote controller Indoor unit Indoor unit Indoor unit Finish of address setup by power ON For wiring procedure and wiring method follow to the Electrical connection in this manual When the power supply has been turned on the automatic add...

Page 36: ...me up to the finish of automatic addressing is approx 5 minutes NOTE In some cases it is necessary to change the address manually after setup of the automatic address according to the system configuration of the group control The follow mentioned system configuration is a case when complex systems in which systems of the simultaneous twin and simultaneous triple unit is controlled as a group by a ...

Page 37: ... of which setup is changed In this time the position of the indoor unit of which setup is changed can be confirmed because fan of the selected indoor unit operate 3 1 Specify CODE No 12 with TEMP buttons CODE No 12 Line address 2 Change the line address from 3 to 2 with TIME buttons 3 Push button In this time the setup finishes when the display changes from flashing to lighting Indoor unit No befo...

Page 38: ...or unit though the indoor UNIT No is known Check the position during operation stop Stop operation of the set 2 1 3 1 1 Push buttons simultaneously for 4 seconds or more After a while the display part flashes and the display appears as shown below In this time the position can be checked because fan of the indoor unit operate For the group control the indoor UNIT No is displayed as and fans of all...

Page 39: ...etting 0000 None factory default 0001 8 C Operation setting 5 Push button In this time the setup finishes when the display changes from flashing to lighting 6 Push button setup is determined When button is pushed the display disappears and the status becomes the usual stop status when button is pushed the operation from the remote controller is not accepted for approx 1 minute Central control syst...

Page 40: ...system 4 Central control device Central control device Central control device Up to 10 units Outdoor unit System interconnection wire AC 220 240 V serial Central control wires Connect 1 and 2 only Follower indoor unit Follower indoor unit Indoor unit Follower indoor unit Header indoor unit Header indoor unit TCC LINK adapter option Required for indoor units other than high wall type Remote control...

Page 41: ... detach the electrical control box 4 Remove the electrical control box cover and set bit1 of SW01 on the board to ON Do not touch SW02 as it is used for other setting SW01 OFF SW02 OFF SW01 ON SW02 OFF ON 1 2 ON 1 2 Factory default After setting 5 Assemble the removed parts by reversing steps 1 to 3 Insert the sensors and motor lead louver motor fan motor into the original positions CAUTION Connec...

Page 42: ... central control addresses End Line address manual setting change Are indoor units under group control Are all indoor units under central control set to header units group address 1 Set indoor units under central control to header units again and set those that are out of central control to follower units again Refer to Manual address setup procedure No Refer to the manual of the central control s...

Page 43: ...e 1 Using 500V megger check that resistance of 1MΩ or more exists between the terminal block of the power supply and the earth grounding If resistance of less than 1MΩ is detected do not run the unit 2 Check the valve of the outdoor unit being opened fully To protect the compressor at activation time leave power ON for 12 hours or more before operating WARNING Never press the electromagnetic conta...

Page 44: ...f indoor and outdoor units 1 When pushing RESET button for 10 seconds or more Pi sound is heard and the operation changes to a forced cooling operation After approx 3 minutes a cooling operation starts forcedly Check cool air starts blowing If the operation does not start check wiring again 2 To stop a test operation push RESET button once again Approx 1 second The louver closes and the operation ...

Page 45: ...he air intake grille until it stops and slightly raise the hook on the lower centre of the air filter The air intake grille should not be opened further otherwise the arms may come off and the air intake grille may fall down Air filter Cleaning with water or vacuum cleaner If dirt is heavy clean the air filter by tepid water with neutral detergent or water After cleaning with water dry the air fil...

Page 46: ...Examine the heat exchanger if there is any clogging or damages Fan motor Access from inspection opening and check if any abnormal noise can be heard Fan Access from inspection opening and remove the access panel Examine the fan if there are any waggles damages or adhesive dust Filter Go to installed location and check if there are any stains or breaks on the filter Drain pan Access from inspection...

Page 47: ...irmed with the following procedure The trouble history is stored in memory up to 4 troubles The history can be confirmed from both operating status and stop status 3 2 1 Procedure 1 When pushing and buttons at the same time for 4 seconds or more the following display appears If Service check is displayed the mode enters in the trouble history mode 01 Order of trouble history is displayed in CODE N...

Page 48: ...er in the double remote controller control The header indoor unit stops raising alarm and follower indoor units continue to operate Е10 CPU CPU communication error Indoor Indoor P C board Communication error between main MCU and motor microcomputer MCU Auto reset E18 Header unit follower unit regular communication error Indoor Indoor P C board Regular communication is not possible between header a...

Page 49: ...mostat operation Outdoor Malfunction of the case thermostat Entire stop H06 Outdoor unit low pressure system error Outdoor Current high pressure switch circuit outdoor P C board Pressure sensor error was detected or low pressure protective operation was activated Entire stop L03 SIM Duplicated header indoor units Indoor Indoor address setting error There are two or more header units in the group E...

Page 50: ...on of the indoor fan motor indoor P C board or indoor DC fan over current or lock etc is detected Entire stop P15 ALT Gas leakage detected Outdoor There may be gas leakage from the pipe or connecting part Check for gas leakage Entire stop P19 ALT 4 way valve error Outdoor Indoor 4 way valve indoor temp sensors TC TCJ An error was detected due to temperature drop of the indoor unit heat exchanger s...

Page 51: ...ty that a large quantity of dirty oil or moisture remains inside the pipes 5 When a commercially available dryer is attached to the existing pipes There is the possibility that copper green rust has been generated 6 When the existing air conditioner is removed after refrigerant has been recovered Check if the oil is judged to be clearly different from normal oil The refrigerator oil is copper rust...

Page 52: ...machine the flare machining size to size for R32 R410A y Airtight test Vacuum dry Refrigerant charge Gas leak check Test run Was largely discolored oil or a large quantity of remains discharged When the oil deteriorates the color of the oil changes to a muddy or black color Existing pipes Cannot be used y Use new pipes Clean the pipes or use new pipes Piping necessary to change the flare nut machi...

Page 53: ...144 9 Moo 5 Bangkadi Industrial Park Tivanon Road Tambol Bangkadi Amphur Muang Pathumthani 12000 Thailand 1122650199 ...

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