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Toshiba R410A Service Manual

Toshiba air conditioner service manual
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OUTDOOR UNIT
<SUPER DIGITAL INVERTER>
RAV-SP560AT-E, RAV-SP800AT-E, RAV-SP1100AT-E, RAV-SP1400AT-E
<DIGITAL INVERTER>
RAV-SM560AT-E, RAV-SM800AT-E, RAV-SM1100AT-E, RAV-SM1400AT-E
INDOOR UNIT
<SUPER DIGITAL INVERTER>
RAV-SP1100UT-E
<DIGITAL INVERTER>
RAV-SM560UT-E, RAV-SM560BT-E, RAV-SM561BT-E, RAV-SM561CT-E,
RAV-SM800UT-E, RAV-SM800BT-E, RAV-SM801BT-E, RAV-SM801CT-E,
RAV-SM1100UT-E, RAV-SM1101CT-E, RAV-SM1101BT-E,
RAV-SM1400UT-E, RAV-SM1401CT-E, RAV-SM1401BT-E
R410A
PRINTED IN JAPAN, Jun.,2004 ToMo

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  • Page 1 <SUPER DIGITAL INVERTER> RAV-SP560AT-E, RAV-SP800AT-E, RAV-SP1100AT-E, RAV-SP1400AT-E <DIGITAL INVERTER> RAV-SM560AT-E, RAV-SM800AT-E, RAV-SM1100AT-E, RAV-SM1400AT-E INDOOR UNIT <SUPER DIGITAL INVERTER> RAV-SP1100UT-E <DIGITAL INVERTER> RAV-SM560UT-E, RAV-SM560BT-E, RAV-SM561BT-E, RAV-SM561CT-E, RAV-SM800UT-E, RAV-SM800BT-E, RAV-SM801BT-E, RAV-SM801CT-E, RAV-SM1100UT-E, RAV-SM1101CT-E, RAV-SM1101BT-E, RAV-SM1400UT-E, RAV-SM1401CT-E, RAV-SM1401BT-E R410A PRINTED IN JAPAN, Jun.,2004 ToMo...
  • Page 2 ADOPTION OF NEW REFRIGERANT This Air Conditioner is a new type which adopts a new refrigerant HFC (R410A) instead of the conventional refrigerant R22 in order to prevent destruction of the ozone layer. WARNING Cleaning of the air filter and other parts of the air filter involves dangerous work in high places, so be sure to have a service person do it.
  • Page 3 CONTENTS OUTDOOR RAV-SM560AT-E, RAV-SM800AT-E ... 5 RAV-SM1100AT-E, RAV-SM1400AT-E ... 19 INDOOR 4-Way Air Discharge Cassette Type RAV-SM560UT-E, RAV-SM800UT-E, RAV-SM1100UT-E, RAV-SM1400UT-E ... 33 Concealed Duct Type RAV-SM560BT-E, RAV-SM800BT-E, RAV-SM561BT-E, RAV-SM801BT-E, RAV-SM1101BT-E, RAV-SM1401BT-E ... 47 Under Ceiling Type RAV-SM561CT-E, RAV-SM801CT-E, RAV-SM1101CT-E, RAV-SM1401CT-E ... 61 4-Way Air Discharge Cassette Type RAV-SM560UT-E, RAV-SM800UT-E, RAV-SM1100UT-E, RAV-SM1400UT-E ...

  • Page 4: Table Of Contents

    RAV-SP560AT-E, RAV-SP800AT-E RAV-SM560AT-E, RAV-SM800AT-E PRECAUTIONS FOR SAFETY ... 5 ACCESSORY AND REFRIGERANT ... 6 SELECTION OF INSTALLATION ... 7 REFRIGERANT PIPING ... 12 EVACUATING ... 14 ELECTRICAL WORK ... 16 FINAL INSTALLATION CHECKS ... 17 RAV-SP1100AT-E, RAV-SP1400AT-E RAV-SM1100AT-E, RAV-SM1400AT-E PRECAUTIONS FOR SAFETY ... 19 ACCESSORY AND REFRIGERANT ...

  • Page 5: Precautions For Safety

    Accordingly the exclusive tools are required for the new refrigerant (R410A). For connecting pipes, use new and clean piping designed for R410A, and please care so that water or dust does not enter. Moreover, do not use the existing piping because there are problems with pressure-resistance force and impurity in it.

  • Page 6: Accessory And Refrigerant

    Inappropriate grounding may cause electric shock. • Do not install the air conditioner in a location subject to a risk of exposure to a combustible gas. If a combustible gas leaks, and stays around the unit, a fire may occur.

  • Page 7: Selection Of Installation

    SELECTION OF INSTALLATION <SP1100AT-E, SP1400AT-E only> When using an air conditioner under low outside temperature condition (Outside temp.:–5°C or lower) with COOL mode, prepare a duct or wind shield so that it is not affected by the wind. <Example> Suction hood (Side)
  • Page 8 500 mm or more between the unit and the wall surface. 2) Supposing the wind direction during the operation season of the air conditioner, install the unit so that the discharge port is set at right angle to the wind direction. Strong wind 4.
  • Page 9 SELECTION OF INSTALLATION <Obstacle also at the upper side> 1000 or more Obstacles at both front and rear sides Open the upper side and both right and left sides. The height of obstacle at both front and rear side, should be lower than the height of the outdoor unit. <Standard installation>...

  • Page 10: Indoor

    It is recommended to procure an anti-freeze heater locally for a safety installation of the air conditioner. For details, contact the dealer. Knockout of Pipe Cover Q’ty...

  • Page 11: Refrigerant Piping

    1. Cut the pipe with a pipe cutter. 90˚ Obliquity 2. Insert a flare nut into the pipe, and flare the pipe. As the flaring sizes of R410A differ from those of refrigerant R22, the flare tools newly manufactured for R410A are recommended. However, the conventional...

  • Page 12: Indoor

    • After the installation work, be sure to check gas leak of connecting part of the pipes with nitrogen. • Pressure of R410A is higher than that of R22 Flare nut (Approx. 1.6 times). Therefore, using a torque...

  • Page 13: Evacuating

    For the vacuum pump, be sure to use one with backflow preventer so that the oil in the pump does not backflow into the pipe of the air conditioner when the pump stops. (If oil in the vacuum pump is put in an air conditioner including R410A, it may cause trouble on the refrigeration cycle.)
  • Page 14 Compound pressure gauge Pressure gauge –101kPa (–76cmHg) Handle Lo Charge hose (For R410A only) Charge hose (For R410A only) Service port (Valve core (Setting pin)) Vacuum pump Packed valve at gas side How to open the valve Valve unit Handle Pull out the handle and using cutting pliers, etc.

  • Page 15: Electrical Work

    ELECTRICAL WORK For the air conditioner that has no power cable, connect a power cable as mentioned below. Model RAV- SM1100AT-E SP1100AT-E Power supply Maximum running current 22.0 A Installation fuse rating 25 A (D type H07 RN-F or 245 IEC 66...

  • Page 16: Final Installation Checks

    FINAL INSTALLATION CHECKS Check and Test Operation For R410A, use the leak detector exclusively manufactured for HFC refrigerant (R410A, R134a, etc.). The conventional leak detector for HCFC refrigerant (R22, etc.) cannot be used because its sensitivity for HFC refrigerant lowers to approx. 1/40.
  • Page 17 Installation/Servicing Tools In the case of an air conditioner using R410A, in order to prevent any other refrigerant from being charged acciden- tally, service port diameter of the outdoor unit control valve (3 way valve) has been changed. (1/2 UNF 20 threads per inch) •...

  • Page 18: Under Ceiling Type Rav-Sm561Ct-E, Rav-Sm801Ct-E, Rav-Sm1101Ct-E, Rav-Sm1401Ct-E

    4-Way Air Discharge Cassette Type RAV-SP1100UT-E RAV-SM560UT-E, RAV-SM800UT-E, RAV-SM1100UT-E, RAV-SM1400UT-E Accessory parts and Parts to be procured locally ... 76 PRECAUTIONS FOR SAFETY ... 77 SELECTION OF INSTALLATION PLACE ... 79 DRAIN PIPING WORK ... 84 REFRIGERANT PIPING ... 86 Concealed Duct Type RAV-SM560BT-E, RAV-SM800BT-E, RAV-SM561BT-E, RAV-SM801BT-E, RAV-SM1101BT-E, RAV-SM1401BT-E...

  • Page 19: Accessory Parts And Parts To Be Procured Locally

    Accessory parts and Parts to be procured locally r Accessory parts Part name Q’ty Pipe insulator 561BT Clamp for air 801BT filter fixing 1101BT 1401BT Washer for unit hung-up <Separate sold parts> Part name Q’ty Standard wired remote controller r Parts to be procured locally Connecting pipe (Liquid side) (6.4mm (diam.), Nominal (diam.) 1/4”...

  • Page 20: Precautions For Safety

    Accordingly the exclusive tools are required for the new refrigerant (R410A). For connecting pipes, use new and clean piping designed for R410A, and please care so that water or dust does not enter. Moreover, do not use the existing piping because there are problems with pressure-resistance force and impurity in it.
  • Page 21 • Conform to the regulations of the local electric company when wiring the power supply. Inappropriate grounding may cause electric shock. • Do not install the air conditioner in a location subject to a risk of exposure to a combustible gas.

  • Page 22: Selection Of Installation

    • Do not install the air conditioner in a location subject to a risk of exposure to a combustible gas. If a combustible gas leaks and stays around the unit, a fire may occur.

  • Page 23: Installation Of Indoor Unit

    INSTALLATION OF INDOOR UNIT Install the air conditioner certainly at a place to sufficiently withstand the weight. If the strength is insufficient, the unit may fall down resulting in human injury. Perform a specified installation work to guard against an earthquake.

  • Page 24: External View

    INSTALLATION OF INDOOR UNIT External view The hanging bolt pitch on horizontal direction (B) is not halved at center with the ceiling opening size. Therefore, check the relational position in the following figure. Knock-out hole Ø125 (Air take-in port) 6-Ø4 Tapping screw undersized hole Ø160 Suction port canvas...
  • Page 25 1. Hanging down of indoor unit Refer to installation figures of hanging material and hanging bolt. • Adjustment of hanging bolt length and nut position Adjust hanging bolt length and nut position as shown in the figure before hanging down the indoor unit.

  • Page 26: Concealed Duct Type

    INSTALLATION OF INDOOR UNIT Concealed duct type NOTE: • Recommended supplying grille size 400 cm² each or more Ledge ceiling concealed duct type Quality of supplying grilles SM561BT SM801BT SM1101BT SM1401BT Restriction to installation 1. Installation clearance • As shown in the figure, keep clearance around the indoor unit. Inner ceiling 100mm or more Channel...

  • Page 27: Air Ducting Work

    AIR DUCTING WORK Static pressure characteristics of each model Fig. 1 RAV-SM561BT (Round duct) Standard air volume 780m³/h Air volume m³/h Fig. 2 RAV-SM561BT (Square duct) Standard air volume 780m³/h Air volume m³/h Fig. 3 RAV-SM801BT (Round duct) Fig. 4 RAV-SM801BT (Square duct) –...
  • Page 28 AIR DUCTING WORK Fig. 5 RAV-SM1101BT (Round duct) Standard air volume 1620m³/h 1620 1200 Air volume m³/h Fig. 6 RAV-SM1101BT (Square duct) Standard air volume 1620m³/h 1620 1200 Air volume m³/h RAV-SM560, 561, 800, 801BT-E RAV-SM1101, 1401BT-E Fig. 7 RAV-SM1401BT (Round duct) 2000 1200 1800...
  • Page 29 Installation reference The air supply ducting work is classified in two ways, one is branched by the round ducts, and the other is branched by the square ducts. (Be sure to divide the air supply duct into three or more branches.) <Round duct>...
  • Page 30 AIR DUCTING WORK Connecting method of the duct 1. Supply air side <Round duct> 1. Make the round duct according to inner dimension of the flange Use a glass wool board with inside/outside finishing 25mm-thickness and 24kg/m³-density. 2. Connect the flange and each type of duct. (Fig. 1) Thermal insulator (50mm (w), 6mm (t)) Aluminum tape (50mm-width)
  • Page 31 Hanging of indoor unit Lift up the unit with a lifter, etc., and set the hanging metal in the hanging bolt. • Hook nut of the hanging bolt to the groove of the hanging metal on the main unit. • Using the level, etc., install the main unit horizontally. Failure to do this will cause water leakage Mounting of filter and canvas for suction port 1.

  • Page 32: Drain Piping Work

    DRAIN PIPING WORK Piping material • For laying pipes underground, use hard vinyl chloride pipe. VP25 (Inner diamater Ø32mm) Piping and cautions • Set drain side of pipe at downward slope. (1/100 or more) • Be sure to apply thermal insulation (foaming polyethylene, 10mm-thickness or more) for pipes passing through the room.
  • Page 33 Drain-up If down-slope cannot be set on a drain pipe, drain-up is possible. • Set the height of drain pipe 550mm or less from the bottom face of the indoor unit. • Pull out the drain pipe from connecting port of the drain pipe of the indoor unit by 100mm or shorter, and stand up it vertically.

  • Page 34: Refrigerant Piping

    Outdoor unit is below 30 m Flaring Insert a flare nut into the pipe, and flare the pipe. As the flaring sizes of R410A differ from those of refrigerant R22, the flare tools newly manufactured for R410A are recommended. However, the conventional...
  • Page 35 REQUIREMENT For a leak detector, use one manufactured exclusively for HFC refrigerant (R410A, R134a, etc.) Thermal-insulating process Perform pipe thermal-insulating process for liquid and gas sides separately. • For thermal insulator to pipes at gas side, use one with heat resisting temperature 120°C or higher.
  • Page 36 EVACUATING <For 801, 1101, 1401AT model> • As shown in the figure, be sure to use a double spanner to loosen or tighten the flare nut of the valve at gas side. If using a single spanner, the nut cannot be tightened with necessary tightening torque.
  • Page 37 • If incorrect/incomplete wiring is carried out, it may cause an electrical fire or smoke. • Prepare the power supply for exclusive use with the air conditioner. • Be sure to use the cord clamps with attached to the product.
  • Page 38 ELECTRICAL WORK Cabling 1. As shown in the figure, remove a screw then remove cover of the electric part. 2. Strip wire ends (10 mm). 3. Match wire colors with terminal numbers on indoor and outdoor units’ terminal blocks and firmly screw wires to the corresponding terminals.

  • Page 39: Test Run

    Using button, select the operation mode, [COOL] or [HEAT]. • Do not run the air conditioner in a mode other than [COOL] or [HEAT]. • The temperature controlling function does not work during test run. • The detection of error is performed as usual.

  • Page 40: Troubleshooting

    After confirmation, push 1. Check the troubles according to the above procedure. 2. Ask an authorized dealer or qualified service (maintenance) professional to repair or maintain the air conditioner. 3. More details of the service code are explained in Service Manual.

  • Page 41: Applicable Controls

    APPLICABLE CONTROLS When using the equipment at the first time, it will take a lot of time that the remote controller accepts an operation after power was on. However, it is not a trouble. • Automatic address • While automatic addressing, the operation cannot be performed on the remote controller. •...
  • Page 42 APPLICABLE CONTROLS Setup of external static pressure Matching with the resistance (External static pressure) of the duct to be connected, be sure to set up the tap exchange according to the basic operation procedure • For the item code in Procedure •...
  • Page 43 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 • For the item code in Procedure • For the set data in Procedure data of lighting time of filter sign to be changed from the table below.
  • Page 44 • Do not start the air conditioner while leaving the return grille removed. Cleaning of Air Filters • If the air filters are not cleared, it not only impairs the cooling performance of air conditioner but causes a failure in the air conditioner such as water drops.

  • Page 45: Rav-Sm561Ct-E, Rav-Sm801Ct-E, Rav-Sm1101Ct-E, Rav-Sm1401Ct-E

    Accessory parts and Parts to be procured locally r Accessory parts Part name Q’ty Shape Owner’s Man — Installation Manual This manual Installation pattern — Thermal insulation pipe Washer M10 × Ø25 Hose band <Separate sold parts> Part name Q’ty Shape Standard wired remote controller...

  • Page 46: Precautions For Safety

    Accordingly the exclusive tools are required for the new refrigerant (R410A). For connecting pipes, use new and clean piping designed for R410A, and please care so that water or dust does not enter. Moreover, do not use the existing piping because there are problems with pressure-resistance force and impurity in it.
  • Page 47 • Conform to the regulations of the local electric company when wiring the power supply. Inappropriate grounding may cause electric shock. • Do not install the air conditioner in a location subject to a risk of exposure to a combustible gas.

  • Page 48: Selection Of Installation Place

    • Install the air conditioner at a height 2.5m or more from the floor. If you insert your hands or others directly into the unit while the air conditioner operates, it is dangerous because you may contact with revolving fan or active electricity.
  • Page 49 Height of ceiling Set the installable height of the ceiling within 4m, otherwise the air distribution will become poor. If height of ceiling exceeds 3.5m, hot air becomes difficult to reach the floor surface, and then the change of setup of high ceiling is necessary. When incorporating a filter sold separately, the change of setup of high ceiling is also necessary.
  • Page 50 SELECTION OF INSTALLATION PLACE External view Strictly comply with the following rules to prevent damage of the indoor units and human injury. • Do not put a heavy article on the indoor unit. (Even units are 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.
  • Page 51 Installation of hanging bolts Use M10 hanging bolts (4 pcs, to be local procure). Matching to the existing structure, set pitch according to size in the unit external view as shown below. New concrete slab Install the bolts with insert brackets or anchor bolts. (Blade type (Slide type (Pipe hanging...
  • Page 52 SELECTION OF INSTALLATION PLACE Installation of indoor unit • Preparation before holding down main unit * Confirm the presence of the ceiling material beforehand because the fixing method of hanging metal when the ceiling material is set differs from that when the ceiling material is not set. <There is ceiling material>...

  • Page 53: Drain Piping Work

    DRAIN PIPING WORK CAUTION • Following the Installation Manual, perform the drain piping work so that water is properly drained, and apply a heat insulation so as not to cause a dew. Inappropriate piping work may result in water leakage in the room and wet of furniture.
  • Page 54 DRAIN PIPING WORK Connection of drain hose • Insert the attached drain hose into the drain pipe connecting port on the drain pan up to the end. • Fit the attached hose band to the end of the pipe connecting port, and then tighten it securely. REQUIREMENT •...

  • Page 55: Refrigerant Piping And Evacuating

    Installation Manual attached to the outdoor unit. Flaring Insert a flare nut into the pipe, and flare the pipe. As the flaring sizes of R410A differ from those of refrigerant R22, the flare tools newly manufactured for R410A are recommended. However, the conventional tools...
  • Page 56 For the tools such as charge hose, etc., use those manufactured exclusively for R410A. Refrigerant amount to be added For addition of the refrigerant, add refrigerant “R410A” referring to the attached Installation Manual of outdoor unit. Be sure to use a scale to charge the refrigerant of specified amount.

  • Page 57: Electrical Work

    ELECTRICAL WORK 1. Using the specified cables, ensure to connect the wires, and fix wires securely so that the external tension to the cables do not affect the connecting part of the terminals. Incomplete connection or fixation may cause a fire, etc. 2.

  • Page 58: Electrical Work

    ELECTRICAL WORK Cable connection • Be sure to connect the cables matching the terminal numbers. Incorrect connection causes a trouble. • Be sure to pass the cables through the bushing of cabling connection port of the indoor unit. • Keep a margin (Approx. 100mm) on a cable to hang down the electric parts box at servicing, etc. •...

  • Page 59: Wiring Diagram

    Cabling 1. Remove a screw and then remove cover of the electric parts box. 2. Strip wire ends (10 mm). 3. Match wire colors with terminal numbers on indoor and outdoor units’ terminal blocks and firmly screw wires to the corresponding terminals. 4.
  • Page 60 Using button, select the operation mode, [COOL] or [HEAT]. • Do not run the air conditioner in a mode other than [COOL] or [HEAT]. • The temperature controlling function does not work during test run. • The detection of error is performed as usual.
  • Page 61 After confirmation, push 1. Check the troubles according to the above procedure. 2. Ask an authorized dealer or qualified service (maintenance) professional to repair or maintain the air conditioner. 3. More details of the service code are explained in Service Manual.
  • Page 62 APPLICABLE CONTROLS When using the equipment at the first time, it will take a lot of time that the remote controller accepts an operation after power was on. However, it is not a trouble. • Automatic address • While automatic addressing, the operation cannot be performed on the remote controller. •...
  • Page 63 In case of installation to high ceiling When the height of the ceiling to be installed exceeds 3.5m, adjustment of air volume is necessary. Set up the high ceiling. • Set according to the basic operation procedure • Item code in Procedure specifies [5d]. •...
  • Page 64 APPLICABLE CONTROLS 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 • For the item code in Procedure •...
  • Page 65 • After rinsing the Return grille with water, dry it in the shade. CAUTION • Do not start the air conditioner while leaving the return grille removed. Cleaning of Air Filters • If the air filters are not cleared, it not only impairs the cooling performance of air conditioner but causes a failure in the air conditioner such as water drops.

  • Page 66: Maintenance

    MAINTENANCE Cleaning of air filter • [FILTER] is displayed on the remote controller, maintain the air filter. • Clogging of the air filter decreases the cooling/heating effect. UNIT • After cleaning, push [ [FILTER] display disappears. Open the suction grille •...

  • Page 67: Concealed Duct Type

    Drain Pump Kit for Under Ceiling Type TCB-DP22CE ... 168 Drain-up Kit for Concealed Duct Type Indoor Unit TCB-DP11BE ... 174 Network Adapter for Air Conditioner (Use for Indoor Unit Only) TCB-PCNT20E ... 175 ELBOW PIPING KIT TCB-KP12CE / TCB-KP22CE ... 179 Zeolite-3G Deodorant Filter TCB-FPC11BE/TCB-FPC21BE/TCB-FPC31BE/TCB-FPC41BE ...

  • Page 68: Weekly Timer For Air Conditioner (Split Type)

    • Do not touch any switches with wet finger, otherwise you may get an electric shock. • If the air conditioner was not be used for a considerably long time, turn off the main switch or the circuit breaker, for safety.
  • Page 69 Turn on the power of the air conditioner. 2. Turn on the power supply of the air conditioner • Turn on the power supply of the air conditioner connected with a program weekly timer. (For cooling and heating, do not turn off the power supply for compressor heating.)
  • Page 70 4. Setup of the day of the week • Set the today of the week. (Example: Case of Wednesday) PROGRAM1 While push button push PROGRAM2 button to select “today” of the week. PROGRAM3 • While pushing button, each push WEEKLY TIMER button, the display of the present day of the week flashes, and the display...
  • Page 71 6. Set error If flashing is displayed when the program operation has been set up, correct the ERROR time following the procedure below. 1. When flashing is displayed, ON time of the failed program flashes. ERROR SuMoTuWeTh Fr Sa PROGRAM1 ERROR PROGRAM2 PROGRAM3...
  • Page 72 Therefore, it is unnecessary to set the program again. 2. Operation of program weekly timer and air conditioner An air conditioner mounted with a program weekly timer is operated on a remote controller and on the program weekly timer. (Example) button.

  • Page 73: Remote Controller For Air Conditioner

    SE TTI NG ˚C ˚F Thank you very much for purchasing TOSHIBA Remote Controller for Air Conditioner. Please read this owner's manual carefully before using your Remote Controller for Air Conditioner. • Be sure to obtain the “Owner’s manual” and “Installation manual” from constructor (or dealer).
  • Page 74 Operate the remote controller after has disappeared. HOW TO OPERATE AIR CONDITIONER COOL/HEAT AUTO, HEAT, DRY, COOL, FAN Power supply Turn on the power supply of the air conditioner 12 hours before starting the operation. Push button. ˚C TEST SETTING ˚F...

  • Page 75: Rbc-Ax22Ce

    Wireless Type RBC-AX22CE Thank you very much for purchasing TOSHIBA Remote Controller for Air Conditioner. Please read this owner's manual carefully before using your Remote Controller for Air Conditioner. • Be sure to obtain the “Owner’s manual” and “Installation manual” from constructor (or dealer).
  • Page 76 NAME AND OPERATION Remote Controller • Max. 8 indoor units can be operated by a remote controller as a group. Mode display section The operation mode is displayed. Start/Stop button Pushing this button starts, and pushing again stops the unit. Mode Select button Pushing this button selects an operation mode.
  • Page 77 Displayed while the protective device works or a trouble occurs. Operation Section Push each button to select a desired operation. • The details of the operation needs to be set up once, afterward, the air conditioner can be used by pushing Display section...
  • Page 78 3 Push and the How to use the repeat timer Timer time (Ex.) To stop the air conditioner every time after 2.5 hours has passed , the setup time increases by 1 When pushing the timer and the time flash on the remote controller.
  • Page 79 HOW TO ADJUST AIR DIRECTION • Never move the flap (Air direction up/down adjusting plate) which is operated on the remote controller with hands except a case of cleaning of the flap. • While the unit stops, the flap (Air direction up/down adjusting plate) directs downward auto- matically.
  • Page 80 (When ALL is displayed, buzzer sound is necessarily heard.) When ALL is displayed, the air conditioner can be operated regardless of any address of the sensor (inside of the indoor unit). Send the signal by directing the remote controller toward the sensor (panel or indoor unit body) to be handled.
  • Page 81 Please check the above items. If the trouble yet remains, stop the operation, turn off the power switch, and then notify the shop which you purchased the air conditioner of the part No. and phenomenon. Never repair any part by yourself because it is very dangerous. If the display lamp is flashing, also tell of its contents.

  • Page 82: Standard Remote Controller

    INSTALLATION MANUAL Accessory parts NOTE 1 : Avoid to twist the remote controller cable with Part Name Q’ty Part Name Q’ty Remote controller Spacer NOTE 2 : Install the remote controller apart from the (200mm-cable attached) NOTE 3 : When noise is contained to the unit power Screw Wire joint M4 x 25...

  • Page 83: Simple Remote Controller

    INSTALLATION MANUAL Accessory parts the remote controller switch Part Name Q’ty Part Name Q’ty Remote controller Spacer NOTE 1 : Avoid to twist the remote controller cable with the power supply cable, etc. or to store them in the Wire joint same metal pipe, otherwise it causes a malfunc- (200mm-cable attached)

  • Page 84: Program Weekly Timer

    INSTALLATION MANUAL Accessory parts How to install the program weekly timer NOTE 1 : Q’ty Part Name Avoid to twist the program weekly timer cable with the power supply cable, etc. or to store Program weekly timer them in the same metal pipe, otherwise it causes a malfunction.

  • Page 85: Remote Sensor Tcb-Tc21Le

    To Personnel Charged in Installation (Electric) Work and Service Accessory parts Part Name Q’ty Remote sensor Spacer (200mm-cable attached) Wire joint Small screw M4 x 25 Cable clamper Wood screw Installation Manual Requirement to install the remote sensor Installation place •...

  • Page 86: Remote Controller Wireless Kit

    Remote Controller Wireless Kit RBC-AX22CE Thank you very much for purchasing TOSHIBA Remote Controller for Air Conditioner. Please read this owner's manual carefully before using your Remote Controller for Air Conditioner. • Be sure to obtain the “Owner’s manual” and “Installation manual” from constructor (or dealer).
  • Page 87 How to perform cabling of sensor units Connection diagram Indoor unit Connection Terminal block for remote controller • Connect the cables out of the sensor unit to cabling the terminal block for remote controller cabling of the indoor unit. (There is no polarity.) Requirement The control by two remote controllers is enabled by installing the wireless remote controller with the wired remote controller for an indoor unit.
  • Page 88 • When the room temperature is sensed by the remote controller, mount the remote controller paying attention to the following items.

  • Page 89: Remote Controller Wireless Kit

    INSTALLATION MANUAL Accessory parts How to perform cabling of sensor units Connection diagram Part Name Q’ty Part Name Q’ty Battery Owner’s Manual Sensor unit Tapping screw M4 x 16mm Remote controller Clamper Connection Remote controller Fixing screw holder • Connect the cables out of the sensor unit to the terminal block for M4 x 12mm remote controller cabling of the indoor unit.

  • Page 90: Ceiling Panel

    INSTALLATION MANUAL Ceiling Panel MODEL: RBC-U21PG (W)-E Cautions on Safety • Before installation work, read this “Cautions on Safety” thoroughly. • Strictly keep the following items in mind because they describe the serious contents concerned with safety. The indications and meanings are as follows: •...
  • Page 91 (3) Installation of ceiling panel The angle change of the flap is possible while the power supply is turned on. (Do not move forcibly the flap with hands. It may break the flap.) 1. For tentative hanging, insert the tentative hanging metal (stainless) inside of the ceiling panel into the square hole of the indoor unit.

  • Page 92: Drain Pump Kit For Under Ceiling Type

    ADOPTION OF NEW REFRIGERANT This Air Conditioner is a new type which adopts a new refrigerant HFC (R410A) instead of the conventional refrigerant R22 in order to prevent destruction of the ozone layer. Accessory parts and Parts to be procured locally...
  • Page 93 Accordingly the exclusive tools are required for the new refrigerant (R410A). For connecting pipes, use new and clean piping designed for R410A, and please care so that water or dust does not enter. Moreover, do not use the existing piping because there are problems with pressure-resistance force and impurity in it.
  • Page 94 PREPARATION FOR INSTALLATION OF DRAIN UP KIT Cautions on installation • In the installation work of the drain up kit, the pipe cannot be draw out from other side than the upper side. • Apply thermal insulation for all the drain pipes. •...
  • Page 95 (If a part of the pipe is exposed, leakage may be caused.) • Tightening torque of flare pipe connections Pressure of R410A is higher than that of R22. (Approx. 1.6 times) Therefore, using a torque wrench, tighten the flare pipe connecting sections which connect the indoor and outdoor units of the Fix with vinyl tape.
  • Page 96 Connection of drain hose at Connection of drain hose at indoor unit side drain up kit side 1. Insert the drain hose attached to the indoor unit into 1. Insert the drain hose attached to the drain up kit the drain pipe connecting port of the indoor unit’s into the connecting port of drain pipes at the upper and into the drain pipe connecting port of the drain side of the drain up kit.
  • Page 97 CABLE CONNECTION 1. Loosen the mounting screws (2 positions) of the cover of the electric parts box, and then remove the cover. 2. In the drain up kit, connect the connector (Blue 3P) for drain pump to P.C. board CN68 (Blue 3P) of the indoor unit, and the connector (Red 3P) for float switch to P.C.

  • Page 98: Drain-Up Kit For Concealed Duct Type Indoor Unit

    Maintenance/Check In order to put the function of the air conditioner and the drain-up kit fully to practical use, the regular maintenance and check are necessary, together with correct usage. For the air conditioner body and the drain-up kit especially, check dirt of the drain pan once per year before cooling season and clean them if dirt is heavy.

  • Page 99: Network Adapter For Air Conditioner (Use For Indoor Unit Only)

    If the connecting cable is connected in a wrong way, electric parts may be damaged. • When moving the air conditioner for the installation into another place, be very careful not to enter any gaseous matter other than the specified refrigerant into the refrigeration cycle.
  • Page 100 • For installation of the adapter P.C. board and removal of the relay cable, be sure to wait for a while (approx. 1 minute) after turning off the power supplies of the air conditioner and the collective control remote controller. If not doing so, the adapter P .C.
  • Page 101 1. Setup from the remote controller at the indoor unit side • This method is available only when [7] of the setup switch SW01 on the adapter P .C. board is OFF. <Procedure> Set up the address No. while the air conditioner stops. Push buttons for 4 seconds or more.
  • Page 102 (16-systems : RBC-CR1-PE, 64-systems : RBC-CR64-PE) If the power supplies of the air conditioner and the remote controller are turned on at the same time, or if they are turned on in reverse order, the check code [97] may be temporarily displayed on the central remote controller. When the connection cabling and setup of the central address are correct, the connected air conditioner is displayed on the central remote controller.

  • Page 103: Elbow Piping Kit

    Accordingly the exclusive tools are required for the new refrigerant (R410A). For connecting pipes, use new and clean piping designed for R410A, and please care so that water or dust does not enter. Moreover, do not use the existing piping because there are problems with pressure-resistance force and impurity in it.
  • Page 104 • Conform to the regulations of the local electric company when wiring the power supply. Inappropriate grounding may cause electric shock. • Do not install the air conditioner in a location subject to a risk of exposure to a combustible gas.

  • Page 105: Zeolite-3G Deodorant Filter

    • Keep this Manual with Owner’s Manual of the indoor unit. Safety Cautions • Before installation work, read thoroughly this “Safety Cautions” to install the air conditioner correctly. • This “Safety Cautions” describes the important contents concerned to the safety. Be sure to keep in mind these items.

  • Page 106: High-Efficiency Filter

    To install a filter sold separately, be sure to set the fan referring the following description. • For installation of the filter, refer to * The filter sold separately cannot be installed to an air conditioner built in with auxiliary electric heater. the rear side of this manual.

  • Page 107: Deodorant Filter, Ammonium Filter

    TCB-DF41BE-AM Safety Cautions • Before installation work, read thoroughly this “Safety Cautions” to install the air conditioner correctly. • This “Safety Cautions” describes the important contents concerned to the safety. Be sure to keep in mind these items. Symbols and meanings are as described below.
  • Page 109 MEMO...

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