Toshiba RAV-HB121KRTP-UL Installation Manual

Indoor unit

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AIR CONDITIONER (SPLIT TYPE)

Installation Manual

Indoor Unit

Model name:

High-Wall Type

RAV-HB121KRTP-UL

RAV-HB181KRTP-UL

RAV-HB241KRTP-UL

1121250423_EN-FR-ES.indb c1

For commercial use

Pour usage commercial

Para uso comercial

Owner's Manual

Manuel du proprietaire

Manual del propietario

1121250423

English

Français

Español

4/21/2567 BE 17:23

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Summary of Contents for Toshiba RAV-HB121KRTP-UL

Page 1 AIR CONDITIONER (SPLIT TYPE) Installation Manual Indoor Unit Model name: For commercial use Pour usage commercial Para uso comercial High-Wall Type RAV-HB121KRTP-UL RAV-HB181KRTP-UL RAV-HB241KRTP-UL Owner’s Manual English Manuel du proprietaire Français Manual del propietario Español 1121250423 1121250423_EN-FR-ES.indb c1 1121250423_EN-FR-ES.indb c1...
Page 2: Table Of Contents
Installation Manual Please read this Installation Manual carefully before installing the Air Conditioner. This Manual describes the installation method of the indoor unit. For installation of the outdoor unit, follow the Installation Manual attached to the outdoor unit. ADOPTION OF NEW REFRIGERANT This Air Conditioner uses R454B an environmentally friendly refrigerant.
Page 3 Installation Manual Thank you for purchasing this air conditioner. Please read carefully through these instructions that contain important information and ensure that you understand them. After reading these instructions, be sure to keep them in a safe place together with the Owner’s Manual and Installation Manual supplied with your product.
Page 4 Installation Manual Definition of Protective Gear When the air conditioner is to be transported, installed, maintained, repaired or removed, wear protective gloves and ‘Safety’ work clothing. In addition to such normal protective gear, wear the protective gear described below when undertaking the special work detailed in the table below.
Page 5: Warning Indications On The Air Conditioner Unit
Installation Manual Warning indications on the air conditioner unit WARNING WARNING ELECTRICAL SHOCK HAZARD ELECTRICAL SHOCK HAZARD Disconnect all remote Disconnect all remote electric power supplies before servicing. electric power supplies before servicing. WARNING WARNING Moving parts. Moving parts. Do not operate unit with grille Do not operate unit with grille removed.
Page 6: Precautions For Safety
Installation Manual 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 (test run) to check for any problem.
Page 7: Selection Of Installation Location
Installation Manual ’ Selection of installation location – 6 – 6-EN 1121250423_EN-FR-ES.indb 6 1121250423_EN-FR-ES.indb 6 4/21/2567 BE 17:23 4/21/2567 BE 17:23...
Page 8: Installation
Installation Manual Install the indoor unit at least 8 2 (2.5 m) above the floor level since otherwise the users may injure themselves or receive electric shocks if they poke their fingers or other objects into the indoor unit while the air conditioner is running.
Page 9 Installation Manual To connect the electrical wires, repair the electrical parts or undertake other electrical jobs, wear gloves to provide protection for electricians and from heat, insulating shoes and clothing to provide protection from electric shocks. Failure to wear this protective gear may result in electric shocks. Use wiring that meets the specifications in the Installation Manual and the stipulations in the local regulations and laws.
Page 10 Installation Manual After the work has finished, use an insulation tester set (500V Megger) to check the resistance is 1M or more between the charge section and the non-charge metal section (Earth / Ground section). If the resistance value is low, a disaster such as a leak or electric shock is caused at user’s side.
Page 11 Installation Manual CAUTION New refrigerant air conditioner installation This air conditioner adopts refrigerant R454B which does not destroy ozone layer. To disconnect the appliance from main power supply. The installation fuse (all types can be used) must be used for the power supply line of this air conditioner.
Page 12: Accessory Parts
Installation Manual ACCESSORY PARTS ’ Installation Manual This manual (For hand over to customers) s ’ (For hand over to customers) l l a Wireless remote controller Remote controller holder Mounting screw Ø5/32 (4 mm) × 1.0 (25 mm) Flat head wood screw Ø1/8 (3.1 mm) ×...
Page 13: Selection Of Installation Place
Installation Manual SELECTION OF INSTALLATION PLACE WARNING Install the air conditioner at enough strong place to withstand the weight of the unit. CAUTION Do not install the air conditioner in a location subject to a risk of exposure to a combustible gas.
Page 14: Installation Diagram Of Indoor Unit
Installation Manual Installation diagram of Indoor unit For the rear left and left piping Before installing the wireless remote controller Hook Wall 1. Remove the battery cover. Installation 2. Insert 2 new batteries plate (R03 [AAA] type) following the (+) and ( ) Insert the cushion between the positions.
Page 15: Wireless Remote Controller
Installation 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 remote controller in a place exposed to direct sunlight or close to a heating source, such as a stove.
Page 16 Installation Manual Installation of eletrical cover 2 holes type REQUIREMENT In case of group control, electrical cover 1 hole type need to change to electrical cover 2 holes type. Step to remove the electrical cover 1 hole. 1) The electrical cover 1 hole can be removed by removing the screw securing the electrical cover 1 hole and then pulling out the electrical cover 1 hole.
Page 17: Cutting A Hole And Mounting Installation Plate
Installation Manual CUTTING A HOLE AND MOUNTING INSTALLATION PLATE Cutting a hole When the installation plate is directly mounted on the wall In case of installing the refrigerant pipes from the rear: 1. Securely fit the installation plate onto the wall by screwing it in the upper and lower 1.
Page 18: Piping And Drain Hose Installation
Installation Manual PIPING AND DRAIN HOSE INSTALLATION Piping and drain hose forming * Since dewing results in a machine trouble, make sure to insulate both connecting pipes. (Use polyethylene foam as insulating material.) Rear right Rear left Bottom left Left Bottom right Right 1.
Page 19 Installation Manual How to remove the drains cap Clip the drain cap by needle-nose pliers and pull out. How to fix the drains cap 1) Insert hexagonal wrench (dia. 0.2 (4 mm)) in a centre head. 2) Firmly insert drains cap. Do not apply lubricating oil (refrigerant machine oil) when inserting the drain cap.
Page 20 Installation Manual In case of bottom right or bottom left piping After scribing slits of the front panel with a knife or a marking-off pin, cut them with a pair of nippers or an equivalent tool. Slit Left-hand connection with piping Bend the connecting pipe so that it is laid within 1.7 (43 mm) above the wall surface.
Page 21 Installation Manual Gas side Insulation provided Liquid side 0.4 (10 mm) Indoor unit shield pipe Cut the insulation of the gas pipe (locally procured) leaving a 0.4 (10 mm) overlap with the shield of the shield pipe. Insulation wrapping cross section A-A Make the slit part of insulation to upward.
Page 22: Indoor Unit Fixing
Installation Manual INDOOR UNIT FIXING DRAINAGE 1. Pass the pipe through the hole in the wall, 1. Run the drain hose sloped downwards. and hook the indoor unit on the installation NOTE plate at the upper hooks. Hole should be made at a slight downward 2.
Page 23: Refrigerant Piping
Installation Manual REFRIGERANT PIPING Refrigerant Piping Permissible Piping Length and Height Difference Flare nut and flare works are also different from those of the conventional refrigerant. They vary according to the outdoor unit. Take out the flare nut attached to the main For details, refer to the Installation Manual unit of the air conditioner, and use it.
Page 24 Installation Manual Tightening connection Insulation Insulation for the pipes should be done separately CAUTION for the liquid side and gas side. Because both of the liquid and gas side pipes become Do not apply excessive torque. Otherwise, the a low temperature during cooling operation, nut may crack depending on the conditions.
Page 25: Wireless Remote Controller A-B Selection
Installation Manual Wireless remote controller A-B selection Using 2 wireless remote controllers for the respective air conditioners, when the 2 air conditioners are closely installed. Wireless remote controller B setup Push TEMPORARY button on the indoor unit to turn the air conditioner ON. Point the wireless remote controller at the indoor unit.
Page 26: Electrical Connection
Installation Manual ELECTRICAL CONNECTION WARNING Use the specified wires for wiring connect the terminals. Securely fix them to prevent external forces applied to the terminals from affecting the terminals. Incomplete connection or fixation may cause a fire or other trouble. Connect earth wire.
Page 27 Installation Manual CAUTION When connecting to the central control device dedicated to TCC-Link, it is necessary to change to TCC-Link using a wired remote controller. Set according to the Communication type procedure of “11 Applicable controls”. Indoor unit Indoor unit Indoor unit Indoor unit Remote...
Page 28: Wiring Connection
Installation Manual Wiring Connection Power supply terminal block How to connect the power supply wiring Terminal cover and control wiring The power supply wire and the control wire can be connected without removing the front panel. Terminal block for REQUIREMENT communication/ remote controller Connect the power supply wire after connecting...
Page 29 Installation Manual Wiring connection (twin, triple, Clamp the wired remote controller wire double twin system) with the cord clamp. Install the clamp base with a screw. Connect a header unit by following the Insert the system interconnection wire procedure of wiring connection for single fully into the terminal block and secure it system.
Page 30: Applicable Controls
Installation Manual APPLICABLE CONTROLS Push [ Menu] to open the “Menu” REQUIREMENT When the air conditioner is used for the first Push and hold [ Menu] and [ ] at time, it will take some moments after the power the same time to open “Field setting has been turned on before the remote control menu”...
Page 31: Filter Sign Setting
Installation Manual Installing indoor unit on high Filter sign setting ■ ■ ceiling According to the installation condition, the lighting time of the ﬁ lter sign (Notiﬁ cation of ﬁ lter cleaning) When an indoor unit is installed on a ceiling higher can be changed.
Page 32 Installation Manual To secure better effect of heating TA sensor selection ■ ■ When it is difﬁ cult to obtain satisfactory heating The temperature sensor of the indoor unit senses due to installation place of the indoor unit or room temperature usually. Set the remote control structure of the room, the detection temperature sensor to sense the temperature around the of heating can be raised.
Page 33: Group Control
Installation Manual Group control Simultaneous twin, triple or double twin system A combination with an outdoor unit allows simultaneous ON / OFF operation of the indoor units. The following system patterns are available. - Two indoor units for the twin system - Three indoor units for the triple system - Four indoor units for the double-twin system Twin system...
Page 34 Installation Manual Group control for system of multiple units One remote controller can control maximum 8 indoor units as a group. Group control in single system Outdoor unit Outdoor unit Outdoor unit Outdoor unit Outdoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit...
Page 35 Installation Manual [Procedure example] After ﬁ nishing setting the data of the code (DN), push [ Set/Fix]. Manual address setup procedure While the operation stops, change the setup. “Continue?” is displayed. (Stop the operation of the unit.) <Indoor unit address> To set the data of Indoor unit address, Menu(1/3) push [...
Page 36: Central Control System
Installation Manual To not do other settings, push Central control system Return]. Air conditioners at multiple locations can be If the “Indoor unit” or “Outdoor unit” controlled individually for each refrigeration selection screen is displayed before “ ” system from a control room. is displayed, push [ Return].
Page 37 Installation Manual Centrally control the system by the SDI series on their own setting for the terminating resistor is required. Use switch SW01 for the setting. Make the terminating resistor setting only for the indoor unit with the smallest line address number. Central Central control...
Page 38 Installation Manual How to set the SW01 Remove the electrical control box cover and set bit1 of SW01 on the board to ON. Remove the front panel. (Do not touch SW02 as it is used for other Before removing the front panel, direct the setting.) horizontal louver to the direction shown in the figure below.
Page 39 Installation Manual Centrally control the system by connecting to the TCC-LINK central control system. Setting central control addresses When air conditioners of the SDI, DI series are connected to the TCC-LINK central control system for central control using this product, set the addresses of indoor units using the following procedure. Completion of ELECTRIC WORK construction System power ON...
Page 40: Test Run
Installation Manual TEST RUN Before test run Wired remote control ■ Before turning on the circuit breaker, carry out • the following procedure. 1) By using 500 V-megger, check that resistance of 1 MΩ or more exists between the terminal block L1 to L2 and the ground (grounding).
Page 41 Installation Manual In case of wireless remote controller (Forced test operation is performed in a different way) REQUIREMENT For the operation procedure, be sure to follow the Owner’s Manual. Finish the forced cooling operation in a short time because it applies excessive strength to the air conditioner.
Page 42: Maintenance
Installation Manual MAINTENANCE Daily maintenance Mount the air filter Cleaning of air filter Turn on the circuit breaker, then push the is displayed on the remote controller, maintain button on the remote controller to the air filter. start the operation. Push the button to stop the operation, After cleaning, perform “Filter Sign Reset”.
Page 43 Installation Manual CAUTION Do not start the air conditioner while leaving air filter removed. Push the filter reset button. ( indication will be turn off.) Periodic maintenance For environmental conservation, it is strongly recommended that the indoor and outdoor units of the air conditioner in use be cleaned and maintained regularly to ensure efficient operation of the air conditioner.
Page 44: Troubleshooting
Installation Manual TROUBLESHOOTING Conﬁrm and check Contact information for repairs ■ ■ You can look for contact information for repairs. Check code Indoor unit number When a trouble occurs in the air conditioner, the In the “Information” screen, check code and the indoor unit number ﬂ ash on push [ ] and [ ] to select...
Page 45 Installation Manual Error codes and parts to be checked Wired Wireless remote controller remote Sensor block display of controller receiving unit Judging Air conditioner display Main defective parts Parts to be checked / error description device status Operation Timer Indication Ready Flashing GR GR OR...
Page 46 Installation Manual Wired Wireless remote controller remote Sensor block display of controller receiving unit Judging Air conditioner display Main defective parts Parts to be checked / error description device status Operation Timer Indication Ready Flashing GR GR OR Room temp. sensor (TA), indoor P.C. Indoor unit room temp.
Page 47 Installation Manual Wired Wireless remote controller remote Sensor block display of controller receiving unit Judging Air conditioner display Main defective parts Parts to be checked / error description device status Operation Timer Indication Ready Flashing GR GR OR Indoor fan motor, indoor P.C. Board --- Indoor unit fan error Indoor Indoor AC fan error (fan motor thermal...
Page 48 CARRIER AIR CONDITIONING (THAILAND) CO., LTD. 144/9 MOO 5, BANGKADI INDUSTRIAL PARK, TIVANON ROAD, TAMBOL BANGKADI, AMPHUR MUANGPATHUMTHANI, PATHUMTHANI 12000, THAILAND 1121250423 1121250423_EN-FR-ES.indb c2 1121250423_EN-FR-ES.indb c2 4/21/2567 BE 17:23 4/21/2567 BE 17:23...

This manual is also suitable for:

Rav-hb181krtp-ul Rav-hb241krtp-ul

Toshiba RAV-HB121KRTP-UL Installation Manual

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