Toshiba RAV-HB121BTP-UL Installation Manual
Indoor unit
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Also See for RAV-HB121BTP-UL:
- Owner's manual (18 pages) ,
- Service manual (92 pages) ,
- Engineering data book (168 pages)
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AIR CONDITIONER (SPLIT TYPE)
Installation Manual
Indoor Unit
Model name:
Concealed Duct Type
RAV-HB121BTP-UL
RAV-HB181BTP-UL
RAV-HB241BTP-UL
RAV-HB301BTP-UL
RAV-HB361BTP-UL
RAV-HB421BTP-UL
RAV-HB481BTP-UL
1128950180_01 EN.indd c1
1128950180_01 EN.indd c1
For commercial use
Pour usage commercial
Para uso comercial
1 1 2 8 9 5 0 1 8 0
Installation Manual
1
English
Manuel d'Installation
31
Français
Manual de Instalación
61
Español
4/20/24 4:52 PM
4/20/24 4:52 PM
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Table of Contents
Related Manuals for Toshiba RAV-HB121BTP-UL
Summary of Contents for Toshiba RAV-HB121BTP-UL
- Page 1 1 1 2 8 9 5 0 1 8 0 AIR CONDITIONER (SPLIT TYPE) Installation Manual For commercial use Indoor Unit Pour usage commercial Para uso comercial Model name: Concealed Duct Type RAV-HB121BTP-UL RAV-HB181BTP-UL RAV-HB241BTP-UL RAV-HB301BTP-UL RAV-HB361BTP-UL RAV-HB421BTP-UL RAV-HB481BTP-UL Installation Manual English Manuel d’Installation...
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Page 2: Table Of Contents
– 1 – Original instruction Generic Denomination: Air Conditioner Definition of Qualified Installer or Qualified Service Person Please read this Installation Manual carefully before installing the Air Conditioner. The air conditioner must be installed, maintained, repaired and removed by a qualified installer or qualified service This Manual describes the installation method of the indoor unit. - Page 3 Warning indications on the air conditioner unit When the air conditioner is to be transported, installed, maintained, repaired or removed, wear protective gloves and ‘Safety’ work clothing. Warning indication Description In addition to such normal protective gear, wear the protective gear described below when undertaking the special work detailed in the following table.
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Page 4: Precautions For Safety
– 3 – Precautions for safety allowed to undertake work at heights using a stand of 19.7” (50 cm) or more or to remove the intake grille of the indoor unit to undertake The manufacturer shall not assume any liability for the damage work. -
Page 5: Selection Of Installation Location
Installation Do not move or repair any unit by yourself. Must be done by Suction duct length must be longer than 33.5" (850 mm). should be taken when removing the cover for the unit to avoid When the indoor unit is to be suspended, the designated hanging electric snock from high voltage lines. -
Page 6: Electrical Wiring
– 5 – When the air conditioner has been installed or relocated, follow the Under no circumstances the power wire must not be extended. instructions in the Installation Manual and purge the air completely Connection trouble in the places where the wire is extended may so that no gases other than the refrigerant will be mixed in the refrigerating cycle. - Page 7 Explanations given to user CAUTION Upon completion of the installation work, tell the user where the New refrigerant air conditioner installation circuit breaker is located. If the user does not know where the circuit This air conditioner adopts refrigerant R454B which does not destroy ozone layer.
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Page 8: Accessory Parts
– 7 – Accessory parts Selection of installation place Avoid installing in the following places Accessory parts Select a location for the indoor unit where the cool or warm air will circulate evenly. Avoid installation in the following kinds of locations. Part name Q’ty Shape... -
Page 9: Installation Space
Installation under high-humidity atmosphere Installation space (Unit: in (mm)) In some case, including the rainy season, The inside of the ceiling may become a high-humidity atmosphere (dew-point temperature: 73.4 °F (23 °C) or higher). 1. Installation to inside of the ceiling with tiles on the roof 2. -
Page 10: Installation
– 9 – Installation of hanging bolt Installation of indoor unit Installation When determining the location of the indoor unit, Treatment of ceiling consider the piping and wiring connection CAUTION After the location of the indoor unit installation has been determined, install hanging bolts. Strictly comply with the following rules to prevent damage of the indoor units and human injury. - Page 11 Installation electrical cover 2 holes type Attach the Electrical control box cover to unit. REQUIREMENT In case of group control, electrical cover 1 hole type need to change to electrical cover 2 holes type. Attach the screws 4 parts Remove Electrical control box cover. Electrical control box cover Remove the screws 4 parts Remove the Electrical control box cover...
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Page 12: Drain Piping
– 11 – Mounting filter rails and filters Drain piping Mount the filter rail so that the hooks fit into the corresponding holes. CAUTION (Note that the upper and lower filter rails are not identical.) Following the Installation Manual, perform the drain piping work so that water is properly drained. Mount the filter stopper. - Page 13 Gravitational drainage Check the draining In the test run, check that water drain is properly performed and water does not leak from the connecting part of Reattach the drain cap. the pipes. When doing this, also check that no abnormal sounds are heard from the drain pump motor. Check draining also when installed in heating period.
- Page 14 – 13 – Insulation process the indoor unit tightly. Cover the drain pipe tightly with an insulation procured locally so that it overlaps with the attached insulation of the drain connecting section. Wrap the attached insulation tightly from the surface of the indoor unit. Insulation of the Insulation drain connecting section...
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Page 15: Fan Characteristics
Fan characteristics RAV-HB181BTP-UL RAV-HB241BTP-UL RAV-HB121BTP-UL 0.6 in.WG-High tap 0.6 in.WG-High tap 0.6 in.WG-High tap 0.4 in.WG-Mid tap 0.4 in.WG-Mid tap 0.4 in.WG-Mid tap 0.4 in.WG-High tap 0.4 in.WG-High tap 0.4 in.WG-High tap 0.4 in.WG-Low tap 0.26 in.WG -High tap 0.4 in.WG-Low tap 0.4 in.WG-Low tap... - Page 16 – 15 – The concealed duct unit has 7 steps of static pressure (RAV-HB121 ~ 241BTP-UL is 0.12 – 0.6 in. WG, RAV-HB301 ~ 481BTP-UL is 0.12 – 0.8 in. WG) adjustment to meet the installation site requirements / conditions. For example : Job site requirement is to deliver 600 CFM at 0.4 in.
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Page 17: Duct Design
Duct design Arrangement (Unit: in (mm)) Referring to the following dimensions, manufacture duct at the local site. HB121, HB181 HB241 HB301, HB361, HB421, B481 <Under air intake> <Under air intake> <Under air intake> 53.5" 37.8" 26.0" (959.4) (1359.4) (659.4) 3.9" 3.9"... -
Page 18: Refrigerant Piping
– 17 – Refrigerant piping Evacuation pressure so when the flare nut is removed, therewill no “whooshing” sound: This is normal and is not Perform vacuuming from the charge port of valve of the Connecting refrigerant indicative of trouble. outdoor unit by using a vacuum pump. CAUTION For details, follow to the Installation Manual attached to piping... -
Page 19: Electrical Connection
Insulation process Electrical connection Apply insulation for the pipes separately at liquid side and gas side. For the insulation to the pipes at gas side, be sure to use the material with heat-resisting temperature 248 °F (120 °C) or higher. WARNING To use the attached insulation pipe, apply the insulation to the pipe connecting section of the indoor unit securely without gap. -
Page 20: Wire Connection
– 19 – Max. number of connect-able indoor units, and communication type Wire connection Unit type REQUIREMENT Indoor unit RAV-HM RAV-HM Remote controller U series U series Remote sensor purpose. Communication type TU2C-Link TCC-Link The low-voltage circuit is provided for the remote controller. (Do not connect the high-voltage circuit) * : Other than RAV-HM and U series Electrical control... -
Page 21: Applicable Controls
Installing indoor unit on high External static pressure Applicable controls ceiling settings REQUIREMENT Push [ Menu] to open the “Menu” When an indoor unit is installed on a ceiling higher than Set up a tap change based upon the external static the standard height, ake the high-ceiling setting for pressure of the duct to be connected. - Page 22 – 21 – Filter sign setting External static pressure 46 °F (8 °C) operation According to the installation condition, the lighting time Pre-heating operation can be set for cold regions When using the wireless remote controller of the filter sign (Notification of filter cleaning) can be where room temperature drops to below zero.
- Page 23 Connect the indoor units by connecting the remote Group control for system of multiple units control wires from the remote control terminal blocks One remote controller can control maximum 8 indoor units as a group. (A, B) of the indoor unit connected with a remote control to the remote control terminal blocks (A, B) of Group control in single system the other indoor unit.
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Page 24: Test Run
– 23 – Test run Push [ ] to black highlight the data, and then push [ ] and [ ] to set a Menu(1/3) 6.Setting louver position Indoor unit address. Before test run Wired remote control 7.Setting timer operation mode 8.Easy I.DN setting After finishing setting the data of the code 9.DN setting... -
Page 25: Wireless Remote Controller
Wireless remote controller When a test run is not When TEMPORARY button is pushed for 10 performed properly seconds or more, “Pi!” sound is heard and the operation changes to test run. After approx. When a test run is not performed properly, refer 3 minutes, a cooling operation starts forcedly. -
Page 26: Maintenance
– 25 – Maintenance WARNING <Daily maintenance> CAUTION CAUTION yourself. Cleaning of air filter Do not start the air conditioner hile lea n air filter is displayed on the remote controller, maintain the remo ed. air filter. Push the button to stop the operation, Filter sign reset then turn off the circuit breaker. -
Page 27: Troubleshooting
Troubleshooting Maintenance List Part Unit Check (visual / auditory) Maintenance Confirm and check Contact information for Wash the heat exchanger when it is Heat exchanger Indoor / outdoor Dust / dirt clogging, scratches clogged. repairs Take appropriate measures when Check code Fan motor Indoor / outdoor Sound... - Page 28 – 27 – Error codes and parts to be checked Wired Wireless remote controller remote Sensor block display of controller receiving unit Judging Wired display Main defective parts Parts to be checked / error description conditioner Wireless remote controller device remote status Operation Timer...
- Page 29 Wired Wireless remote controller remote Sensor block display of controller receiving unit Judging display Main defective parts Parts to be checked / error description conditioner device status Operation Timer Indication Ready Flashing GR GR OR Indoor fan motor, indoor P.C. Board --- Indoor AC Indoor unit fan error Indoor fan error (fan motor thermal relay activated) was...
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Page 30: Warnings On Refrigerant Leakage
– 29 – Warnings on Refrigerant Leakage Important Check of concentration limit The room in which the air conditioner is to be installed requires a design that in the event of refrigerant gas leaking out, its concentration will not exceed a set limit. door). - Page 31 59-EN 60-EN – 30 – 1128950180_01 EN.indd 30 1128950180_01 EN.indd 30 4/20/24 4:52 PM 4/20/24 4:52 PM...
- Page 32 CARRIER AIR CONDITIONING (THAILAND) CO., LTD. 144/9 MOO 5, BANGKADI INDUSTRIAL PARK, TIVANON ROAD, TAMBOL BANGKADI, AMPHUR MUANGPATHUMTHANI, PATHUMTHANI 12000, THAILAND 1 1 2 8 9 5 0 1 8 0 1128950180_01 EN.indd 31 1128950180_01 EN.indd 31 4/20/24 4:52 PM 4/20/24 4:52 PM...
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