Related Manuals for Toshiba RAV-GM2241AT8-E1
Summary of Contents for Toshiba RAV-GM2241AT8-E1
- Page 1 AIR CONDITIONER (SPLIT TYPE) Installation Manual For commercial use Outdoor Unit Model name: RAV-GM2241AT8-E1 RAV-GM2241AT8J-E1 RAV-GM2801AT8-E1 RAV-GM2801AT8J-E1 English...
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Page 2: Table Of Contents
– 1 – Contents Original instruction ADOPTION OF R32 REFRIGERANT 1 Precautions for safety ..........4 This air conditioner adopts the HFC refrigerant (R32) which does not destroy the ozone layer. - Page 3 Toshiba Carrier Corporation or, alternatively, he or she has been instructed in such matters by an individual or individuals who have been trained and is thus thoroughly Qualified service acquainted with the knowledge related to this work.
- Page 4 – 3 – Warning indications on the air conditioner unit Warning indication Description These safety cautions describe important matters concerning safety to prevent injury to users or other people and damages to property. Please read through this manual after understanding the contents below (meanings of WARNING indications), and be sure to follow the description.
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Page 5: Precautions For Safety
Precautions for safety • Do not climb onto or place objects on top of the outdoor unit. You may fall or the objects may fall off top of the outdoor unit and result in injury. The manufacturer shall not assume any liability for the damage caused •... - Page 6 – 5 – Selection of installation location • Install the outdoor unit property in a location that is durable enough to • If you install the unit in a small room, take appropriate measures to support the weight of the outdoor unit. Insufficient durability may prevent the refrigerant from exceeding the limit concentration even if cause the outdoor unit to fall, which may result in injury.
- Page 7 • After completing the repair or relocation work, check that the earth Explanations given to user wires are connected properly. • Upon completion of the installation work, tell the user where the circuit • Install a circuit breaker that meets the specifications in the installation breaker is located.
- Page 8 – 7 – Precautions for recovery of refrigerant when servicing or CAUTION relocating unit This air conditioner adopts the HFC refrigerant (R32) which does • When removing refrigerant from a system, either for servicing or not destroy the ozone layer decommissioning, it is recommended good practice that all •...
- Page 9 • The evacuation process shall be carried out prior to returning the compressor to the suppliers. • Only electric heating to the compressor body shall be employed to accelerate this process. • When oil is drained from a system, it shall be carried out safely. 15-EN 16-EN –...
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Page 10: Accessory Parts
– 9 – Accessory parts Installation of R32 refrigerant air conditioner Part name Q’ty Shape Usage CAUTION Hand this directly to the customer. Installation Manual This manual R32 refrigerant air conditioner installation (For other languages that do not appear in this Installation Manual, please refer to the enclosed CD-R.) •... -
Page 11: Installation Conditions
Installation conditions Refrigerant piping R32 refrigerant Before installation Electrical wiring CAUTION Be sure to prepare to the following items before • Be sure to fix the power wires and indoor/outdoor installation. connecting wires with clamps so that they do not •... - Page 12 – 11 – Installation location • When using an air conditioner under low outside CAUTION temperature conditions (Outside temp. -5 °C or lower) in COOL mode, prepare a duct or snow hood so that it is not affected by the snow. Install the outdoor unit in a location where the WARNING discharge air is not blocked.
- Page 13 Necessary space for installation (Unit: mm) Single unit installation Serial unit installation * When the outdoor temperature is high, the cooling capability may be decreased because of an equipment protection operation. ◆ When there is an obstacle on ◆ When there are obstacles on ◆...
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Page 14: Refrigerant Piping
– 13 – Refrigerant piping Installation of outdoor unit Set the out margin of the anchor bolt to 15 mm or less. • Before installation, check the strength and 15 or less horizontalness of the base so that abnormal sounds ... - Page 15 Optional installation parts Connecting the Gas Side Pipe Tightening of connecting part Flaring (Locally procured) Cut the pipe with a pipe cutter. Align the centers of the connecting pipes and Be sure to remove burrs that may cause a gas REQUIREMENT fully tighten the flare nut with your fingers.
- Page 16 – 15 – Branch Pipe Refrigerant pipe length CAUTION Carry out the refrigerant piping work using the branch Single • Do not put the crescent wrench on the cap or cover. pipe kit which is purchased separately. The valve may break. Allowable pipe length (m) Height difference (m) •...
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Page 17: Air Purging
Air purging Simultaneous triple Allowable pipe length (m) Height difference (m) Total length Branch piping Branch piping Indoor-outdoor H • ℓ1 + ℓ2 • ℓ2 • ℓ3 – ℓ2 Outdoor unit Airtight Test Indoor-indoor • ℓ1 + ℓ3 • ℓ3 •... - Page 18 – 17 – How to open the valve Insulating the Pipes Vacuum pump As shown in the figure, connect the charge hose after the Fully open the valves of the outdoor unit. (First fully • The temperatures at both the liquid side and gas side manifold valve is closed completely.
- Page 19 Charging additional refrigerant Formula for calculating the amount of additional refrigerant (Formula will differ depending on the diameter of the liquid connecting side pipe.) Figure of Single * ℓ1 to ℓ7 are the lengths of the pipes shown in the figures above (unit: m). Indoor Unit Single Diameter of connecting pipe...
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Page 20: Electrical Work
– 19 – Electrical work To Fix the Fluorinated Fill in the label as follows: Greenhouse Gases Label • Remove the service panel, and the terminal cover. WARNING This product contains fluorinated greenhouse gases. • A conduit pipe can be installed through the hole for Do not vent gases into the atmosphere. -
Page 21: Model
Wiring between indoor unit For the air conditioner, connect a power wire with the How to wire Wiring diagram following specifications. 1. Connect the indoor/outdoor connecting wires to the * For details on the remote controller wiring/ and outdoor unit terminal as identified with their respective numbers installation, refer to the Installation Manual enclosed on the terminal block of the indoor and outdoor units. -
Page 22: Earthing
– 21 – Earthing Simultaneous triple and double twin system Remote Remote Remote controller inter- controller inter- controller inter- Remote controller unit wiring unit wiring unit wiring WARNING Remote controller wiring Be sure to connect the earth wire. (Grounding work) Incomplete earthing may cause an electric shock. -
Page 23: Air Conditioner Operating Conditions
Air conditioner operating conditions Refrigerant recovery When recovering the refrigerant in situations such as when relocating an indoor unit or outdoor unit, the recovery For proper performance, operate the air conditioner under the following temperature conditions: operation can be performed by operating the SW01 and SW02 switches on the P.C. board of the outdoor unit. A cover for the electric parts has been installed in order to provide protection from electric shocks while work is Cooling operation Dry bulb temp. - Page 24 – 23 – Existing piping Steps taken to recover the refrigerant 1. Operate the indoor unit in the fan mode. 2. Check that the LED displays are placed in their initial status. If not, place them in the initial status. Steps taken to support existing piping 3.
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Page 25: Troubleshooting
Troubleshooting How to check the existing piping settings You can check whether the existing piping settings are enabled. 1. Check that the LED displays are placed in their initial status. If not, place them in the initial status. You can perform fault diagnosis of the outdoor unit with the LEDs on the P.C. board of the outdoor unit in addition 2. -
Page 26: Appendix
– 25 – Appendix Branching pipe for simultaneous operation system In the concurrent twin system, when TOSHIBA has [1] Existing piping 3. When the outdoor unit was left with the pipes specified that branching pipe is to be used, it can be disconnected, or the gas leaked from the pipes and reused. - Page 27 Are there scratches or dents Existing pipes: Cannot be used. on the existing pipes? • Use new pipes. Is it possible to operate the existing air conditioner? • After the existing air conditioner is operated in cooling mode for approx. 30 minutes or longer, recover the refrigerant.
- Page 28 – 27 – [2] Minimum floor area: Amin (m²) Total Floor Wall Ceilling Total Floor Wall Ceilling [m²] refrigerant standing mounted mounted refrigerant standing mounted mounted Piping Piping quantity* unit unit unit quantity* unit unit unit length length 1,000 M (kg) (m²) M (kg) (m²)
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Page 29: Specifications
Weight (kg) Cooling Heating 336 Tadehara, Fuji-shi, Shizuoka-ken 416-8521 JAPAN RAV-GM2241AT8-E1 RAV-GM2241AT8J-E1 TCF holder: TOSHIBA CARRIER EUROPE S.A.S RAV-GM2801AT8-E1 Route de Thil 01120 Montluel FRANCE RAV-GM2801AT8J-E1 * Under 70 (dB(A)) Hereby declares that the machinery described below: Product information of ecodesign requirements. (Regulation (EU) 2016/2281) Generic Denomination: Air Conditioner http://ecodesign.toshiba-airconditioning.eu/en... - Page 30 – 29 – Warnings on refrigerant leakage 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. The refrigerant R32 which is used in the air conditioner is safe, without the toxicity or combustibility of ammonia, and is not restricted by laws to be imposed which protect the ozone layer.
- Page 31 EB99844301 (DH91308001)