No.

Part name

Procedure

Remarks

 

 

 

 

† IPDU P.C. board 1) Perform the works in „ and ….

Screw

Screw

 

2) Take off screws of the inverter assembly

 

 

 

to separate the inverter assembly.

 

 

 

(M4 × 8, 4 pcs)

 

 

 

3) Remove the connectors and the lead

 

 

 

wires which are connected from IPDU

 

 

 

P.C. board to the other parts.

 

 

 

1. Connector

 

 

 

CN04: Connection with cycle P.C.

 

 

 

 

board (3P: White) *(Note 1)

 

 

 

CN05: Connection with cycle P.C.

 

 

 

 

board (2P: White) *(Note 1)

Screw

Screw

 

CN06: Connection with cycle P.C.

 

 

 

 

 

board (5P: Red) *(Note 1)

 

 

 

CN13: Connection with cycle P.C.

 

 

 

 

board (5P: Red) *(Note 1)

 

 

 

CN600: Heat sink sensor (2P: Black)

 

 

 

2. Lead wire

 

 

 

CN01:

Connection with power

 

 

 

 

terminal block (Red)

 

 

 

CN02:

Connection with power

 

 

 

 

terminal block (White)

 

 

 

CN03:

Connection with inverter box

IPDU P.C. board Heat sink cover

 

 

(Black)

 

 

 

CN09:

Connection with compressor

 

 

 

 

(Red)

 

 

 

CN10:

Connection with compressor

 

 

 

 

(White)

 

 

 

CN11:

Connection with compressor

 

 

 

 

(Black)

 

 

Rectifier diode

+ : Orange lead wire *Note 2

–

: Gray lead wire *Note 2

Screw

~: Red lead wire

(Top)

~: Brown lead wire

(Bottom)

Screw

*(Note 1)

 

Remove the connectors by releasing lock of

 

the housing.

Heat sink

4) Remove the heat sink cover.

P.C. board fixing hooks (5 positions)

(M4 × 8, 2pcs)

5) Take off two screws which fix the heat

IPDU P.C. board

sink and IGBT and also take off support

 

hooks of the P.C. board (5 positions) to

 

remove IPDU P.C. board.

 

6) Mount a new IPDU P.C. board.

*(Note 2)

The rectifier diode has polarity, so be careful to + and – . If + and – are mistaken, a trouble is caused.

– 155 –

Page 154 Page 156
Page 155
Image 155
Toshiba RAV-SM562UT-E, RAV-SM1102UT-E, RAV-SM1402UT-E, RAV-SM802UT-E service manual 155
Page 154 Page 156

RAV-SM562UT-E, RAV-SM802UT-E, RAV-SM1402UT-E, RAV-SM1102UT-E specifications

Toshiba has established itself as a leading name in the field of heating, ventilation, and air conditioning (HVAC) systems. Among their extensive range, the RAV-SM802UT-E, RAV-SM1102UT-E, RAV-SM1402UT-E, and RAV-SM562UT-E stand out for their performance, efficiency, and innovative technology.

The Toshiba RAV-SM802UT-E is designed for medium-sized commercial spaces, providing a cooling capacity of 8 kW. It employs advanced inverter technology, which enables it to adjust the compressor speed based on the load demand. This adaptability leads to a significant decrease in energy consumption, making the unit both eco-friendly and cost-effective. The unit also features a high-efficiency rotary compressor and a wide operating temperature range, ensuring reliable performance even in extreme weather conditions.

Next in line, the RAV-SM1102UT-E offers an impressive 11 kW cooling capacity, making it suitable for larger commercial applications. This model incorporates Toshiba’s cutting-edge Superlink technology, which allows multiple indoor units to be connected to a single outdoor unit, providing flexible installation options. The RAV-SM1102UT-E is also equipped with a sleek and modern design that blends seamlessly with any architecture while ensuring low noise levels during operation, enhancing comfort in the workspace.

The RAV-SM1402UT-E is a powerhouse among the series, boasting a cooling capacity of 14 kW. It is built with an enhanced refrigerant management system that minimizes refrigerant leaks and optimizes thermal efficiency. This model supports smart building management systems, making it an ideal choice for tech-savvy businesses looking to integrate their HVAC systems into a broader energy management framework. Furthermore, it maintains high EU energy efficiency ratings, verifying Toshiba's commitment to environmental sustainability.

Lastly, the RAV-SM562UT-E, with its 5.6 kW cooling capacity, is tailored for smaller commercial environments and residential use. It retains all the core technologies featured in its counterparts, including inverter technology and a high-efficiency compressor, ensuring comfort without excessive energy usage. This model also includes a user-friendly remote control and programmable timer functions, allowing for customized comfort settings and enhanced convenience.

In summary, the Toshiba RAV-SM series represents the pinnacle of HVAC innovation, blending energy efficiency with advanced technology. Each model caters to specific needs, from the compact RAV-SM562UT-E to the robust RAV-SM1402UT-E, ensuring that every commercial and residential space can achieve optimal climate control.
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