No.

Item

 

 

Outline of specifications

Remarks

 

 

 

 

 

 

 

 

5

Automatic cooling/

1) The judgment of selecting COOL/HEAT is carried out

 

 

heating control

as shown below. When exceeding +1.5 against Tsh

Tsc: Setup temp. in

 

 

10 minutes and after thermo.-OFF, heating operation

 

 

cooling operation

 

 

(Thermo. OFF) exchanges to cooling operation.

Tsh: Setup temp. in

 

 

Description in the parentheses shows an example of

 

 

heating operation

 

 

cooling ON/OFF.

 

 

+ temp. correction of

 

 

 

 

 

 

 

 

 

room temp. control

 

 

Ta (˚C) Cooling

 

 

 

 

 

 

+1.5

 

 

 

 

 

 

 

 

 

 

 

(Cooling ON)

 

 

 

or

Tsc

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Tsh

 

 

 

(Cooling OFF)

-1.5

Heating

WWhen –1.5 or more lowers against Tsc 10 minutes and after thermo. OFF, cooling operation (Thermo. OFF) exchanges to heating operation.

2)For the automatic capacity control after judgment of cooling/heating, see Item 4.

3)For temperature correction of room temp. control in automatic heating, see Item 3.

6 Cool air discharge

1) In heating operation, the indoor fan is controlled

In A zone, [PRE-HEAT

preventive control

based on the detected temperature of Tc sensor or Tcj

(Heating ready)] is

 

sensor. As shown below, the upper limit of the

displayed.

 

revolution frequency is restricted.

 

However B zone is assumed as C zone for 6 minutes and after when the compressor activated.

In defrost operation, the control value of Tc or Tcj are shifted by 6°C.

Tc

(˚C)

Tcj

 

 

HH

 

26

 

B zone

 

OFF

 

16

 

A zone

– 25 –

Page 25
Image 25
Toshiba RAV-SM2242DT-TR, RAV-SM2802DT-E, RAV-SM2802DT-TR service manual Ta ˚C Cooling +1.5

RAV-SM2802DT-TR, RAV-SM2242DT-TR, RAV-SM2802DT-E specifications

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