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AIR CONDITIONER (MULTI TYPE)
Installation Manual
Indoor Unit
Model name:
4-way Cassette type
MMU-UB0071HP-UL
MMU-UB0091HP-UL
MMU-UB0121HP-UL
MMU-UB0151HP-UL
MMU-UB0181HP-UL
MMU-UB0241HP-UL
MMU-UB0301HP-UL
MMU-UB0361HP-UL
MMU-UB0421HP-UL
MMU-UB0481HP-UL
MMU-UB0541HP-UL
01_IM_1129250102_EN.indd 1
01_IM_1129250102_EN.indd 1
For commercial use
Pour usage commercial
Para uso comercial
1129250102
Installation Manual
1
English
Manuel d'Installation
32
Français
Manual de Instalación
63
Español
14/9/2567 BE 12:02
14/9/2567 BE 12:02
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Table of Contents
Related Manuals for Toshiba MMU-UB0071HP-UL
Summary of Contents for Toshiba MMU-UB0071HP-UL
- Page 1 1129250102 AIR CONDITIONER (MULTI TYPE) Installation Manual Indoor Unit For commercial use Pour usage commercial Model name: Para uso comercial 4-way Cassette type MMU-UB0071HP-UL MMU-UB0091HP-UL MMU-UB0121HP-UL MMU-UB0151HP-UL MMU-UB0181HP-UL MMU-UB0241HP-UL MMU-UB0301HP-UL MMU-UB0361HP-UL Installation Manual MMU-UB0421HP-UL English Manuel d’Installation MMU-UB0481HP-UL Français MMU-UB0541HP-UL Manual de Instalación...
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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
• Do not touch the aluminium fin of the unit. You may injure Selection of installation location • When the air conditioner is installed in a small room, provide yourself if you do so. If the fin must be touched for some reason, appropriate measures to ensure that the concentration of first put on protective gloves and safety work clothing, and then refrigerant leakage occur in the room does not exceed the... -
Page 6: Refrigerant Piping
– 5 – Refrigerant piping • Connect earth wire. (Grounding work) Incomplete grounding • Install the refrigerant pipe securely during the installation causes an electric shock. work before operating the air conditioner. If the compressor • Do not connect earth wires to gas pipes, water pipes, and is operated with the valve open and without refrigerant pipe, lightning conductor or telephone grounding wires. -
Page 7: New Refrigerant Air Conditioner Installation
• After the work has finished, use an insulation tester set CAUTION (500V Megger) to check the resistance is 1MΩ or more New refrigerant air conditioner installation between the charge section and the non-charge metal section • This Air Conditioner uses R454B an environtally friendly (Earth / Ground section). -
Page 8: Accessory Parts
– 7 – Accessory parts Selection of installation place Accessory parts WARNING • Install the air conditioner at enough strong place to withstand the weight of the unit. Part name Q’ty Shape Usage If the strength is not enough, the unit may fall down resulting in injury. Installation Manual This manual Hand over to customers... -
Page 9: Installation Space
Installation space Ceiling height Secure the specified space in the figure for installation and servicing. When the height of the ceiling exceeds the distance of the item Standard / 4-way in Table on the next page, the hot air is diffi cult to reach the fl oor. Model MMU- A in (mm) Therefore, it is necessary to change the setup value of the high ceiling switch or discharge direction. -
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 REQUIREMENT contractor. • Consider the piping / wiring after the unit is hung Strictly comply with the following rules to prevent damage of the indoor units and human injury. - Page 11 Installation of Electrical Installation of ceiling opening 4. Remove screw 4 locations for the fixation cover Level vial (levelness: 0.2" (5 mm) or less) pipe and a cover pipe removed. Hanging bolt and hanging bolt cover 2 holes Indoor unit Hanging bolt REQUIREMENT Hanging...
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Page 12: Drain Piping Work
– 11 – Drain piping work Installation of ceiling panel Wireless remote controller (Sold separately) The sensor of indoor unit with wireless remote • For length of the traversing drain pipe, restrict to CAUTION controller can receive a signal by distance within 65'7"... -
Page 13: Connecting Drain Pipe
Connecting drain pipe Check the draining • Test water drain while checking the operation sound of the drain pump motor. (If the operation sound changes from continuous • Connect a hard socket (Locally procured) to the hard In the test run, check that water drain is properly sound to intermittent sound, water is normally socket of the attached supplied flexible hose. -
Page 14: Refrigerant Piping
– 13 – Refrigerant piping Airtight test / Air purge, etc. • Use the tightening torque levels as listed in the following table. Projection margin in flaring: For airtight test, air purge, addition of refrigerant, CAUTION Outer dia of connecting Tightening torque and gas leak check, refer to the Installation Manual B (Unit: in (mm)) -
Page 15: Electrical Connection
For the power supply specifications, follow to the table Improper wire connection or clamping may result below. If capacity is little, it is dangerous because in exothermic, fire or malfunction. MMU-UB0071HP-UL 0.79 overheat or seizure may be caused. 2. Connect grounding wire. (grounding work) MMU-UB0091HP-UL 0.79... - 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)> Uv line and Uc line (L2, L3, L4) AWG20 (Up to 1640'5"...
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Page 17: Wire Connection
Wire connection Remote control wiring 2-core with non-polarity wire is used for wiring of the remote control wiring and group remote controls wiring. REQUIREMENT Remote control wiring, remote control inter-unit wiring Wire size: AWG20 • Be sure to connect the wires matching the terminal numbers. Incorrect connection causes a trouble. In case of wired type only Up to 1640'5"... - Page 18 – 17 – Wired remote controller wiring Wiring for flow selector unit (sold separately) • As the wired remote controller wire has non-polarity, there is no problem if connections to indoor unit terminal Connect control wiring and power supply following figure when installing a separately sold Super Heat Recovery blocks A and B are reversed.
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Page 19: Applicable Controls
Applicable controls Remote controller-less setting In the “Field setting menu” screen, press ] and [ ] to select “DN setting”, and Change the high-ceiling setting with the DIP switch on then press [ Set/Fix]. the receiver section P.C. Board. REQUIREMENT For details, refer to the manual of the wireless remote Press [ ] and [... - Page 20 – 19 – Change of lighting time of Changing the wind direction filter sign Up / down direction: Horizontal louvers According to the installation condition, the lighting time of the filter sign (Notification of filter cleaning) can be Press [ ] and [ ] to switch to the changed.
- Page 21 Individual louver Louver setting (swing type) * For 4-way cassette types, the wind direction and swing operation of each louver can be set individually. * Select the louver swing type from the standard swing, dual swing or cyclic swing. Carry out the setting operation while the indoor unit is stopped.
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Page 22: Group Control
– 21 – Louver lock (Fixing the angle of the louvers) Group control * The direction of the louver can be locked individually. Carry out the setting operation while the indoor unit is In a group control, a remote controller can control up to stopped. -
Page 23: Test Run
Test run CAUTION Before test run • This test mode function does forced operation that ignores the set temperature, so be aware of the room temperature and be sure to do a stop / end • Before turning on the power supply, carry out the operation when your work is finished. -
Page 24: Maintenance
– 23 – Maintenance Wireless remote controller (RBC-AXU33UP-UL or RBC-AXU31UP-UL) Use a vacuum cleaner to remove dust CAUTION Test run (forced cooling operation) from the filters or wash them with water. Before maintenance, be sure to turn off the • After rinsing the air filters with water, dry them in the leakage breaker. - Page 25 Cleaning of discharge louver Periodic Maintenance For environmental conservation, it is strongly recommended that the indoor and outdoor units of the air conditioner The discharge louver can be removed to clean. in use be cleaned and maintained regularly to ensure efficient operation of the air conditioner. 1.
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Page 26: Troubleshooting
– 25 – 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 27 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 28 – 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 01: TE1 sensor 02: TE2 sensor TE1,TE2 or TE3 sensor trouble 03: TE3 sensor 01: TL1 sensor 02: TL2 sensor...
- Page 29 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 30 – 29 – 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 31: Warnings On Refrigerant Leakage
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 32 – 31 – 61-EN 62-EN 01_IM_1129250102_EN.indd 31 01_IM_1129250102_EN.indd 31 14/9/2567 BE 12:02 14/9/2567 BE 12:02...
- Page 33 01_IM_1129250102_EN.indd 32 01_IM_1129250102_EN.indd 32 14/9/2567 BE 12:02 14/9/2567 BE 12:02...
- Page 34 144/9 MOO 5, BANGKADI INDUSTRIAL PARK, TIVANON ROAD, TAMBOL BANGKADI, AMPHUR MUANGPATHUMTHANI, PATHUMTHANI 12000, THAILAND 1129250102 01_IM_1129250102_EN.indd 33 01_IM_1129250102_EN.indd 33 14/9/2567 BE 12:02 14/9/2567 BE 12:02...
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