Toshiba RAV-SP420AT2-UL, RAV-SP360AT2-UL 13UNIT Pump Down, 14POWER Save, Procedure

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Outdoor Unit

Installation Manual

13UNIT PUMP DOWN

• Use the pump down switch SW801 on the P.C. board of the outdoor unit to pump down the unit.

Procedure

1.Turn on the power of the air conditioner.

2.Select the FAN mode for indoor unit operation with the remote controller.

3.Set SW804 on the P.C. board of the outdoor unit to all OFF, and then press SW801 for 1 second or more. The air conditioner enters the forced cooling mode for up to 10 minutes.

Pump down the unit during this 10 minutes.

4.Upon completion of pump down the unit, close the valve and press SW801 for at least 1 second to stop operation.

5.Turn off the power.

Refrigerant

P.C. board

recovery switch

 

 

SW801

 

Optional

 

connector CN610

 

Special operation select switch SW804

Power save switch SW802

 

 

4

3

 

1 2

 

 

 

4

3

 

1 2

 

DANGER

Be careful of electric shock because the P.C. board has an electrical current running through it.

14POWER SAVE

• Power save can be set by setting SW802 dip switch.

Procedure

1. Turn on the SW802 dip switch 2 to activate Power save.

Power save controls reducing compressor periodicity (by approx. 10%) depending on the indoor unit heat exchanger temperature in heating operation

SW802

 

4

 

3

ON

2

1

 

 

... Power save setting

* All switches are OFF as factory default.

CAUTION

Do not touch SW802 dip switch 1, 3 and 4.

If any changes are made, the unit may not work properly.

EN

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22-EN

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Contents Installation manual Contents Discharge DimensionAccessory Parts „ Piping Field supplied System RequirementsBe sure to ground the equipment Precautions for SafetyEquipment Damage Hazard New Refrigerant Air Conditioner Installation Installation of NEW Refrigerant AIR Conditioner„ Required Tools/Equipment and Precautions for Use Example „ Installation LocationDo not install the outdoor unit in the following location Upper side is free Above unit is free „Required ClearancesUnit in mm Barrier at rear side Barrier in frontBarriers in front and back of unit „ Installation of Outdoor UnitStandard installation Installation ManualNo Good „ For ReferenceFlaring diameter size a Unit in mm Refrigerant PipingFlaring Projection margin in flaring B Unit in mm Rigid Clutch typeDo not apply refrigerant oil to the flared surface „Tightening of FlareConnections Electrical Connections „ Field wiring„Wiring Attach the front pipe cover with 4 screws Triple Evacuation Method Using Vacuum PumpEvacuate and Dehydrate the System Deep Vacuum MethodLiquid side Open service valvesValve handling precautions Final Tubing Check10TEST RUN 11PERIODIC MaintenanceFinishing Verifying Error code status Outdoor control board 12TROUBLESHOOTINGD800 D801 D802 D803 D804 D805 13UNIT Pump Down 14POWER SaveProcedure EH99865501

RAV-SP420AT2-UL, RAV-SP300AT2-UL, RAV-SP360AT2-UL specifications

Toshiba has established itself as a leader in HVAC technology, providing solutions that cater to diverse climate control needs. Among its notable models are the Toshiba RAV-SP300AT2-UL, RAV-SP420AT2-UL, and RAV-SP360AT2-UL. Each of these units is designed to deliver efficient cooling and heating, suitable for both residential and commercial applications.

The RAV-SP300AT2-UL is a compact air conditioning unit that emphasizes energy efficiency. With a cooling capacity of 30,000 Btu/h and a heating capacity that mirrors this output, the unit is an ideal choice for moderate-sized spaces. One of its key features is the use of inverter technology, which allows the compressor to adjust its speed according to the cooling demand. This not only reduces energy consumption but also ensures a consistent indoor climate.

Moving to the RAV-SP420AT2-UL, this model offers higher performance with a cooling capacity of 42,000 Btu/h. It maintains energy efficiency while providing robust climate control capabilities. The RAV-SP420AT2-UL is equipped with advanced filtration systems that enhance indoor air quality by removing dust, allergens, and other pollutants. Additionally, the unit features a quiet operation mode that minimizes noise, making it suitable for environments where comfort and tranquility are paramount.

The RAV-SP360AT2-UL occupies a middle ground with a cooling capacity of 36,000 Btu/h. Like its counterparts, it harnesses inverter technology for optimum efficiency. This model is particularly noted for its versatility, as it can effectively serve a wide range of commercial applications. It also boasts smart technology integration, allowing users to control their HVAC systems remotely via smartphones or smart home systems.

All three models are constructed with durable materials designed to withstand varying weather conditions. They also feature a self-diagnostic system that assists technicians in identifying issues quickly, thereby minimizing downtime. Furthermore, Toshiba's commitment to sustainability is evident in these units, as they are designed with eco-friendly refrigerants that comply with global environmental standards.

In conclusion, Toshiba's RAV-SP300AT2-UL, RAV-SP420AT2-UL, and RAV-SP360AT2-UL represent the forefront of HVAC innovation. With their unique features, energy efficiency, and advanced technologies, these air conditioning systems provide reliable performance tailored to the needs of users, ensuring comfort and satisfaction in any environment.