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Toshiba RAV-SM1100UT-E Service Manual

Owner's manual/installation manual
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RAV-SM1100AT-E/RAV-SM1400AT-E
RAV-SM1100UT-E/RAV-SM1400UT-E
R410A
PRINTED IN JAPAN, Aug., 2003
ToMo

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  • Page 1 RAV-SM1100AT-E/RAV-SM1400AT-E RAV-SM1100UT-E/RAV-SM1400UT-E R410A PRINTED IN JAPAN, Aug., 2003 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: Table Of Contents

    PRECAUTIONS FOR SAFETY ... 1 ACCESSORY AND REFRIGERANT ... 3 SELECTION OF INSTALLATION ... 3 REFRIGERANT PIPING ... 7 Indoor Unit ––––––––––––––––––––––– RAV-SM1100UT-E/RAV-SM1400UT-E 4-Way Air Discharge Cassette Type ACCESSORIES (SOLD SEPARATELY) ... 14 PRECAUTIONS FOR SAFETY ... 14 PARTS NAME ... 16 PARTS NAME OF REMOTE CONTROLLER ...

  • Page 4: Precautions For Safety

    PRECAUTIONS FOR SAFETY • Ensure that all Local, National and International regulations are satisfied. • Read this “PRECAUTIONS FOR SAFETY” carefully before Installation. • The precautions described below include the important items regarding safety. Observe them without fail. • After the installation work, perform a trial operation to check for any problem. Follow the Owner’s Manual to explain how to use and maintain the unit to the customer.
  • Page 5 • After unpacking the unit, examine it carefully if there are possible damage. • Do not install in a place that might increase the vibration of the unit. • To avoid personal injury (with sharp edges), be careful when handling parts. •...

  • Page 6: Accessory And Refrigerant

    ACCESSORY AND REFRIGERANT Accessory and Installation Parts Outdoor unit Installation manual x 1 Protective bush Drain nipple Guard material for passage part Waterproof rubber cap SELECTION OF INSTALLATION Before installation Be careful to the following items before installation. Length of refrigerant pipe Length of refrigerant pipe connected to indoor/outdoor unit...
  • Page 7 Installation Place • A place which provides a specified space around the outdoor unit. • A place where the operation noise and discharged air are not given to your neighbors. • A place that is not exposed to a strong wind. •...
  • Page 8 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 9 Optional Installation Parts (Local Procure) Parts name Refrigerant piping Liquid side : Ø9.5 mm Gas side : Ø15.9 mm Pipe insulating material (polyethylene foam, 6 mm thick) Putty, PVC tapes Refrigerant Piping Connection CAUTION TAKE NOTICE THESE IMPORTANT 4 POINTS BELOW FOR PIPING WORK 1.

  • Page 10: Refrigerant Piping

    SELECTION OF INSTALLATION How to remove the front panel 1. Remove screws of the front panel. 2. Pull the front panel downward. Removing the front panel, the electric parts appear at the front side. • The metal pipes are attachable to the piping holes. If the size of the used power pipe does not match with the hole, adjust the hole size to match with pipe size.
  • Page 11 Tightening of Connecting Part Outer dia. of copper pipe Tightening torque 6.4 mm (diam.) 14 to 18 (1.4 to 1.8 kgf•m) 9.5 mm (diam.) 33 to 42 (3.3 to 4.2 kgf•m) 12.7 mm (diam.) 50 to 62 (5.0 to 6.2 kgf•m) 15.9 mm (diam.) 63 to 77 (6.3 to 7.7 kgf•m) Flare at...

  • Page 12: Evacuating

    EVACUATING Air Purge This air conditioner can be installed up to the connecting pipe length and height difference in the following table. Max. connecting pipe length (m) Outdoor unit at upper side With respect to the preservation of terrestrial environment, adopt “Vacuum pump” for air purge (Evacuate air in the connecting pipes) when installing the unit.
  • Page 13 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 14: Electrical Work

    ELECTRICAL WORK For the air conditioner that has no power cable, connect a power cable as mentioned below. Model RAV- SM1100AT-E SM1400AT-E Power supply Maximum running current 22.0 A Installation fuse rating 25 A (D type H07 RN-F or 245 IEC 66 Power cable CAUTION •...

  • Page 15: 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 16: Installation/Servicing Tools

    FINAL INSTALLATION CHECKS 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 17: Accessories (Sold Separately)

    ACCESSORIES (SOLD SEPARATELY) Remote controller PRECAUTIONS FOR SAFETY WARNING WARNINGS ABOUT INSTALLATION • Make sure to ask the qualified installation professional in electric work to install the air conditioner. If the air conditioner is inappropriate installed by yourself, it may cause water leak, electric shock, fire, and so on.
  • Page 18 CAUTION CAUTIONS ABOUT INSTALLATION • Be sure to confirm the following cautions. • Certainly lay the drain hose for perfect draining. Bad drainage may cause flooding in the house and getting furniture wet. • Make sure to connect the air conditioner to an exclusive power supply of the rated voltage, otherwise the unit may break down or cause a fire.

  • Page 19: Parts Name

    PARTS NAME Indoor unit Button Button to open/close the suction port Air filter Removes dust or trash. (Provided on the suction port.) Outdoor unit Air inlet (Side and rear) Air outlet Earth screw Provided in the electric parts Discharge flap of discharge port Change the direction of the air to be discharged according to...

  • Page 20: Parts Name Of Remote Controller

    PARTS NAME OF REMOTE CONTROLLER Display section In the display example, all indicators are displayed for the explana- tion. In reality only, the selected contents are indicated. • When turning on the leak breaker at the first time, [SET DATA] flashes on the display part of the remote controller. While this display is flashing, the model is being automatically confirmed.
  • Page 21 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 button only. Air volume select button Selects the desired air volume mode. Timer set button TIMER SET button is used when the timer is set up.

  • Page 22: Correct Usage

    CORRECT USAGE When you use the air conditioner for the first time or when you change the SET DATA value, follow the proce- dure below. From the next time, the operation displayed on the remote controller will start by pushing the button only.

  • Page 23: Automatic Operation (Auto Changeover)

    AUTOMATIC OPERATION (Auto Changeover) When you set the air conditioner in change, it will automatically select either cooling, heating, or fan only operation depending on the indoor temperature. Start button Push this button to start the air conditioner. Mode select button (MODE) Select Auto.

  • Page 24: Adjustment Of Wind Directiond

    ADJUSTMENT OF WIND DIRECTIONd • When the air conditioner stops, the flap (adjustment plate of up/down wind direction) directs downward automatically. • When the heating operation is in READY states, the flap (adjustment plate of up/down wind direction) directs upward. The swinging starts after HEAT READY status cleared, SWING controller even if the heating operation is in READY status.

  • Page 25: Timer Operation

    TIMER OPERATION A type of timer operation can be selected from the following three types. OFF timer : The operation stops when the time of timer has reached the set time. Repeat OFF timer : Every time, the operation stops after the set time has passed. ON timer : The operation starts when the time of timer has reached the set time.

  • Page 26: Hints For Economical Operation

    HINTS FOR ECONOMICAL OPERATION Maintain room temperature at comfortable level Clean air filters The clogged air filter impairs the performance of the air conditioner. Never open doors and windows more often than necessary To keep cool or warm air in the room, never open doors and windows more often than necessary. Window curtains In cooling, close the curtains to avoid direct sunlight.

  • Page 27: Maintenance

    MAINTENANCE Cleaning of remote controller CAUTION • Use a dry cloth to wipe the remote controller. • A cloth dampened with cold water may be used on the indoor unit if it is very dirty. • Never use a damp cloth on the remote controller. •...

  • Page 28: Air Conditioner Operations And Performance

    AIR CONDITIONER OPERATIONS AND PERFORMANCE 3 minutes protection function 3-minutes protection function prevents the air conditioner from starting for initial 3 minutes after the main power switch/circuit breaker is turned on for re-starting the air conditioner. Power failure Power failure during operation will stop the unit completely. •...

  • Page 29: Re-Installation

    RE-INSTALLATION DANGER Ask the dealer or an installation professional to re-install the air conditioner to a new place or move it to another place and to observe the following items. If the air conditioner is inappropriate installed by yourself, it may cause electric shock or fire. Do not install the air conditioner in the following places •...
  • Page 30 Before you ask for servicing or repairs, check the following points. Inoperative • The main power switch is turned off. • The circuit breaker is activated to cut off power supply. • The main power fuse has blown out. • Stoppage of electric current. Does not cool well or heat well •...

  • Page 31: Accessory Parts And Parts To Be Procured Locally

    Connecting pipe (Liquid side) (6.35mm (diam.), Nominal (diam.) 1/4” thick 0.8mm) RAV-SM560UT-E, RAV-SM560AT-E (9.52mm (diam.), Nominal (diam.) 3/8” thick 0.8mm) RAV-SM800UT-E, RAV-SM800AT-E RAV-SM1100UT-E, RAV-SM1100AT-E RAV-SM1400UT-E, RAV-SM1400AT-E Connecting pipe (Gas side) (12.7mm (diam.), Nominal (diam.) 1/2” thick 0.8mm) RAV-SM560UT-E, RAV-SM560AT-E (15.9mm (diam.), Nominal (diam.) 5/8” thick 1.0mm)

  • Page 32: Precautions For Safety

    PRECAUTIONS FOR SAFETY • Ensure that all Local, National and International regulations are satisfied. • Read this “PRECAUTIONS FOR SAFETY” carefully before Installation. • The precautions described below include the important items regarding safety. Observe them without fail. • After the installation work, perform a trial operation to check for any problem. Follow the Owner’s Manual to explain how to use and maintain the unit to the customer.
  • Page 33 • After unpacking the unit, examine it carefully if there are possible damage. • Do not install in a place that might increase the vibration of the unit. • To avoid personal injury (with sharp edges), be careful when handling parts. •...

  • Page 34: Selection Of Installation Place

    SELECTION OF INSTALLATION PLACE • Install the air conditioner at enough strong place to withstand the weight of the unit. If the strength is not enough, the unit may fall down resulting in injury. • 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 35 Selection of installation place In case of continued operation of the indoor unit under high-humidity conditions as described below, dew may condense and water may drop. Especially, high-humidity atmosphere (dew point temperature : 23°C or more) may generate dew inside the ceiling.

  • Page 36: External View

    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 37 Opening a ceiling and installation of hanging bolts <Treatment of ceiling> The ceiling differs according to structure of building. For details, consult your constructor or interior finish contractor. In the process after the ceiling board has been removed, it is important to reinforce ceiling foundation (frame) and to keep horizontal level of installed ceiling correctly in order to prevent vibration of ceiling board.
  • Page 38 SELECTION OF INSTALLATION PLACE REQUIREMENT Before installation of the indoor unit, be sure to remove the cushion for transportation between the fan and the bell mouth. Running the unit without removing the cushion may damage the fan motor. Be sure to remove the cushion for transportation between the fan and the bell mouth.

  • Page 39: 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 40 DRAIN PIPING WORK Connection procedure Connect a socket and a hard vinyl chloride pipe. • Using adhesive agent for vinyl chloride pipe, connect the drain pipes certainly so that water does not leak. • It takes approx. 10 hours to dry and harden the adhesive agent.

  • Page 41: Refrigerant Piping

    REFRIGERANT PIPING Refrigerant Piping 1. If the outdoor units are to be mounted on a wall, make sure that the supporting platform is sufficiently strong. The platform should be designed and manufactured to maintain its strength over a long period of time, and sufficient consideration should be given to ensuring that the outdoor unit will not fall.

  • Page 42: Evacuating

    EVACUATING AIR PURGE Evacuate the air in the connecting pipes and in the indoor unit using vacuum pump. Do not use the refrigerant in the outdoor unit. For details, see the manual of vacuum pump. Use a vacuum pump Be sure to use a vacuum pump with counter-flow prevention function so that inside oil of the pump does not flow backward into pipes of the air conditioner when the pump stops.
  • Page 43 Packed valve handling precautions • Open the valve stem all the way out ; do not try to open it beyond the stopper. • Securely tighten the valve stem cap at the torque as follows: Gas side (15.9 mm (diam.)) 20 to 25 N•m (6.3 to 7.7 kgf•m) Gas side (12.7 mm (diam.)) 33 to 42 N•m (5.0 to 6.2 kgf•m)

  • Page 44: 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 45 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 46: Wiring Diagram

    ELECTRICAL WORK 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 47: Test Run

    TEST RUN Before test run • Before turning on the power supply, carry out the following procedure. 1) Using 500V-megger, check 1MΩ or more exists between the terminal block 1 to 3 and the earth. If 1MΩ or less is detected, do not run the unit. Do not apply to the remote controller circuit. 2) Check the valve of the outdoor unit being opened fully.

  • Page 48: Troubleshooting

    TROUBLESHOOTING Confirmation and check When a trouble occurred in the air conditioner, the check code and the indoor unit No. appear on the display part of the remote controller. The check code is only displayed during the operation. If the display disappears, operate the air conditioner according to the following “Confirmation of error history”...

  • Page 49: Maintenance

    MAINTENANCE Before maintenance, be sure to turn off the leakage breaker. Cleaning of air filter • If is displayed on the remote controller, maintain the air filter. • Clogging of the air filter reduce cooling/heating performance. Cleaning of panel and air filter Preparation : 1.
  • Page 50 ACCESSORIES CONTENTS REMOTE CONTROLLER FOR AIR CONDITIONER (SPLIT TYPE) <Wireless Type> TCB-AX21U (W)-E ... 48 WEEKLY TIMER FOR AIR CONDITIONER (SPLIT TYPE) <Program Weekly Timer Type> RBC-EXW21E ... 56 REMOTE CONTROLLER FOR AIR CONDITIONER <Simple Operation Type> RBC-AS21E ... 62 Ceiling Panel RBC-U21PG (W)-E ...

  • Page 51: Tcb-Ax21U (W)-E

    <Wireless Type> TCB-AX21U (W)-E 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 57 Address select Address S002 S001 Address select Address S002 S001 Address select Address S002 S001...

  • Page 59: Rbc-Exw21E

    <Program Weekly Timer Type> RBC-EXW21E Thank you very much for purchasing TOSHIBA Weekly Timer for Air Conditioner. Please read this owner's manual carefully before using your Weekly Timer for Air Conditioner. • Be sure to obtain the “Owner’s manual” and “Installation manual” from constructor (or dealer).

  • Page 65: Rbc-As21E

    <Simple Operation Type> RBC-AS21E TThank 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 68: Rbc-U21Pg (W)-E

    –0...

  • Page 73: 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 75: Tcb-Ax21U (W)-E

    Address select Address S002 S001 Address select Address S002 S001 Address select Address S002 S001...
  • Page 77 38001...

This manual is also suitable for:

Rav-sm1400ut-eRav-sm1100at-eRav-sm1400at-e

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