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AIR CONDITIONER (MULTI TYPE)
Installation Manual
Indoor Unit
Model name:
1-Way Cassette type
MMU-UB0071YHP-UL
MMU-UB0091YHP-UL
MMU-UB0121YHP-UL
01_IM_1127650115_EN.indd 1
01_IM_1127650115_EN.indd 1
For commercial use
Pour usage commercial
Para uso comercial
1127650115
Installation Manual
1
English
Manuel d'Installation
29
Français
Manual de Instalación
57
Español
17/9/2567 BE 10:38
17/9/2567 BE 10:38
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Summary of Contents for Toshiba MMU-UB0071YHP-UL
- Page 1 1127650115 AIR CONDITIONER (MULTI TYPE) Installation Manual Indoor Unit For commercial use Pour usage commercial Model name: Para uso comercial 1-Way Cassette type MMU-UB0071YHP-UL MMU-UB0091YHP-UL MMU-UB0121YHP-UL Installation Manual English Manuel d′Installation Français Manual de Instalación Español 01_IM_1127650115_EN.indd 1 01_IM_1127650115_EN.indd 1...
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Page 2: Table Of Contents
– 1 – Contents Original instruction Please read this Installation Manual carefully before installing the Air Conditioner. Precautions for safety ............3 •... - Page 3 Thank you for purchasing this Toshiba air conditioner. Defi nition of Protective Gear Please read carefully through these instructions that contain important information and ensure that you understand When the air conditioner is to be transported, installed, maintained, repaired or removed, wear protective gloves them.
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Page 4: Precautions For Safety
– 3 – Precautions for safety Warning indications on the air conditioner unit The manufacturer shall not assume any liability for the damage Warning indication Description caused by not observing the description of this manual. WARNING WARNING WARNING ELECTRICAL SHOCK HAZARD ELECTRICAL SHOCK HAZARD Disconnect all remote General... -
Page 5: Selection Of Installation Location
• Wear protective gloves and safety work clothing during Selection of installation location installation, servicing and removal. • When the air conditioner is installed in a small room, provide • Do not touch the aluminium fin of the unit. You may injure appropriate measures to ensure that the concentration of yourself if you do so. -
Page 6: Electrical Wiring
– 5 – Refrigerant piping • Use wiring that meets the specifications in the Installation • Install the refrigerant pipe securely during the installation work Manual and the stipulations in the local regulations and laws. before operating the air conditioner. If the compressor is operated Use of wiring which does not meet the specifications may give with the valve open and without refrigerant pipe, the compressor rise to electric shocks, electrical leakage, smoking and/or a fire. - Page 7 Test run Explanations given to user • Before operating the air conditioner after having completed the • Upon completion of the installation work, tell the user where the work, check that the electrical control box cover of the indoor unit circuit breaker is located.
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Page 8: Accessory Parts
– 7 – Accessory parts CAUTION • To prevent charging an incorrect refrigerant and refrigerating Accessory parts oil, the sizes of connecting sections of charging port of the Part name Q′ty Shape Usage main unit and installation tools are changed from those for the Installation Manual This manual Hand over to customers... -
Page 9: Selection Of Installation Place
Selection of installation place Installation space (Unit: inch (mm)) Secure the specified space in the figure for installation and servicing. WARNING • 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. •... -
Page 10: Installation
– 9 – Installation Opening a ceiling and Treatment of ceiling installation of hanging bolts The ceiling differs according to structure of building. For details, consult your constructor or interior finish CAUTION contractor. • Consider the piping / wiring after the unit is hung In the process after the ceiling board has been Strictly comply with the following rules to prevent damage of the indoor units and human injury. - Page 11 Installation of ceiling panel Wireless type Installation of ceiling opening Hanging bolt and hanging bolt Level vial (Sold separately) (Sold separately) (levelness: 0.2″ (5 mm) Indoor unit or less) Hanging bolt Install the ceiling panel according to Installation Manual The sensor of indoor unit with wireless remote attached with it after piping / wiring work has completed.
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Page 12: Drain Piping
– 11 – Drain piping Connecting drain pipe Check the draining • For length of the traversing drain pipe, restrict to • Connect a hard socket (Locally procured) to the hard In the test run, check that water drain is properly CAUTION 65′7″... -
Page 13: Refrigerant Piping
Refrigerant piping • Test water drain while checking the operation sound of the drain pump motor. (If the operation sound changes from continuous Projection margin in flaring: CAUTION sound to intermittent sound, water is normally B (Unit: inch (mm)) drained.) When the refrigerant pipe is long, provide support After the check, the drain pump motor runs, brackets at intervals of 8′2″... -
Page 14: Electrical Connection
– 13 – Electrical connection Airtight test / Air purge, etc. • Use the tightening torque levels as listed in the following table. For airtight test, air purge, addition of refrigerant, WARNING Outer dia. Tightening torque and gas leak check, refer to the Installation Manual of connecting pipe (ft•lbs (N•m)) attached to the outdoor unit. -
Page 15: Communication Line
• 2-core with non-polarity wires are used for the Control wiring between indoor unit and outdoor unit and Central control wiring. • To prevent noise trouble, use 2-core shielded wire. Electric characteristics Voltage Range (V) MOCP Model Power Supply MMU-UB0071YHP-UL 0.32 MMU-UB0091YHP-UL 208/230V-1-60 Hz 0.32 MMU-UB0121YHP-UL 0.32 MCA : Min. Circuit Amps. - Page 16 – 15 – <In the case of combining with outdoor units of Super Modular Multi System u series (SMMS-u)> <In the case of combining with outdoor units other than Super Modular Multi System u series (SMMS-u)> Follow the wiring specifications in the table below even when units other than U series are mixed in the indoor units and remote controllers to be connected.
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Page 17: Wire Connection
Wire connection Remote controller wiring Strip off approx. 0.4″ (9 mm) the wire to be connected. REQUIREMENT • Be sure to connect the wires matching the terminal numbers. Incorrect connection causes a trouble. Wiring diagram • Be sure to pass the wires through the bushing of wiring connection port of the indoor unit. •... -
Page 18: Applicable Controls
– 17 – Applicable controls REQUIREMENT After carrying out installation of additional indoor unit, relocation, or repairing, set the addresses again. Applicable controls setup REQUIREMENT For its detail, refer to the Installation Manual attached to the outdoor unit. (settings at the site) When the unit is used for the first time, it takes a while Wiring between indoor and outdoor units for the remote controller to recognize operation input... - Page 19 Installing indoor unit on high Change of lighting time of Changing the wind direction To set the data of other item codes (DN), press Set/Fix]. ceiling filter sign To not do other settings, press [ Return]. Up / down direction: Horizontal louvers The changes are fixed, and the “Field setting When an indoor unit is installed on a ceiling higher According to the installation condition, the lighting time...
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Page 20: Group Control
– 19 – Test run Cancelling swing Group control Before test run In a group control, a remote controller can control up to maximum 8 or 16 units. (Depending on the outdoor unit.) • Before turning on the power supply, carry out the •... - Page 21 Wireless remote controller In the “Field setting menu” screen, press ] and [ ] to select “Test mode”, and (RBC-AX33UYP-UL) then press [ Set/Fix]. Test run (forced cooling operation) Test mode is set, and returns to the “Field setting menu” screen. Press the [ Return] button 2 times, to open screen (2).
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Page 22: Maintenance
– 21 – Maintenance Periodic Maintenance For environmental conservation, it is strongly recommended that the indoor and outdoor units of the air conditioner Use a vacuum cleaner to remove dust in use be cleaned and maintained regularly to ensure efficient operation of the air conditioner. CAUTION When the air conditioner is operated for a long time, periodic maintenance (once a year) is recommended. -
Page 23: Troubleshooting
Troubleshooting Confirmation and check When an error occurs in the air conditioner, the check Check code code and the indoor unit number flash on the display Indoor unit number of the remote controller. * The check code is only displayed during the operation. - Page 24 – 23 – Check method On the wired remote controller, central control remote controller and the interface P.C. Board of the outdoor unit (I/F), a check display LCD (Remote controller) or 7-segment display (on the outdoor interface P.C. Board) to display the operation is provided.
- Page 25 Check code Wireless remote controller Outdoor unit 7-segment display Sensor block display of receiving unit Check code name Judging device Wired remote controller display Auxiliary code Operation Timer Ready Flash 01: TE1 sensor 02: TE2 sensor TE1,TE2 or TE3 sensor trouble 03: TE3 sensor 01: TL1 sensor 02: TL2 sensor...
- Page 26 – 25 – Check code Wireless remote controller Outdoor unit 7-segment display Sensor block display of receiving unit Check code name Judging device Wired remote controller display Auxiliary code Operation Timer Ready Flash ─ ─ Flow Selector unit temperature sensor (TCS) trouble ─...
- Page 27 Check code Wireless remote controller Outdoor unit 7-segment display Sensor block display of receiving unit Check code name Judging device Wired remote controller display Auxiliary code Operation Timer Ready Flash 0#: 4-way valves 1#: 4-way valve1 4-way valve inverse trouble 2#: 4-way valve2 *Put in outdoor unit No.
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Page 28: Warnings On Refrigerant Leakage
– 27 – Warnings on Refrigerant Leakage Important Check of concentration limit 2) When there is an effective opening with the adjacent room for ventilation of leaking refrigerant gas (opening without a door, or an opening 0.15% or larger than the respective floor spaces at the top or The room in which the air conditioner is to be installed requires a design that in the event of refrigerant bottom of the door). - Page 29 55-EN 56-EN – 28 – 01_IM_1127650115_EN.indd 28 01_IM_1127650115_EN.indd 28 17/9/2567 BE 10:38 17/9/2567 BE 10:38...
- Page 30 144/9 MOO 5, BANGKADI INDUSTRIAL PARK, TIVANON ROAD, TAMBOL BANGKADI, AMPHUR MUANGPATHUMTHANI, PATHUMTHANI 12000, THAILAND 1127650115 01_IM_1127650115_EN.indd 29 01_IM_1127650115_EN.indd 29 17/9/2567 BE 10:38 17/9/2567 BE 10:38...
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