Справочник Пользователя для Toshiba RAV-SP420AT2-UL

Toshiba

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

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.

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

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

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

* All switches are OFF as factory default.

Do not touch SW802 dip switch 1, 3 and 4.
If any changes are made, the unit may not work properly.

1234

ON

1234

ON

Refrigerant 

recovery switch 

SW801

Optional 

connector CN610

Special operation 

select switch 

SW804

Power save switch 

SW802

P.C. board

12

3

4

ON

SW802

... Power save setting

+00EH99865501_00Ta.book  Page 22  Wednesday, November 25, 2009  11:32 AM