Toshiba RAS-B13GKVP-E, RAS-13GAVP-E Operation flow and applicable data, etc, Description, Purpose

Item

Operation flow and applicable data, etc.

Description

12. Air purifying control [Detection of abnormality]

1. Purpose

The air purifying control function is to

Purifying operation

alert the user to trouble in the ionizing or

air purifying operation.

2. Description

YES

Total operation

Trouble is determined to have occurred

(indicated by the FILTER indicator) in the

time 1000H

following four cases.

NO

1) When a count of 1000H has been

Purifier power ON

reached on the timer

2) When the panel switch has been set to

NO

OFF by the opening of the air inlet

Error input

grile, etc.

YES

3) When an abnormal discharge caused

Purifier power ON

NO

by a symptom such as the build-up of

Filter lamp-OFF

dirt has been detected while the air

1 minute or less

continues.

purifier is ON

YES

4) When the electric dust collector has

not been installed correctly

Filter lamp ON

Purifier power OFF

* Trouble case (2) or (3) is deemed to

have occurred when the action

Purifier power OFF

Purifier power ON

concerned continues for more than

one second.

after 10 minutes

from the error input.

3. Operation

NO

The sequence that FILTER indicator is

Filter lamp ON

Error input

turned on are described in the left

flowchart.

YES

1) When 1000H timer counts up, the

Purifier power OFF

Purifier power OFF

FILTER indicator keeps lighting even if

the operation is stopped by the remote

controller.

1

2

3

The timer is stored in memory of the

microcomputer, and the operation time

1) Reset by RESET button.

is cleared by filter RESET button on

the indoor unit or a power failure.

2) Reset by RESET button or by the stop direction

(FILTER indicator goes off.)

from the remote controller.

2) A trouble detected within 1 minute

* When the breaker is turned [ON] (In restart time

after activation of the air is immedi-

after power failure) or RESET button is pressed

ately judged as an error and the

while the FILTER indicator is turned on, the air

FILTER indicator goes on.

purifier is not turned on until the integrated

3) In case that 1 minute passed after

operation time of the indoor fan exceeds 1 hour

activation of the purifier, the purifier is

after operation start (It is nor the air purifier

turned off while the PURE indicator

operation time).

keeps ON. After 10 minutes passed,

It is the safety measures considering an incom-

restart the purifier and an error is

plete drain when electric dust collector has been

judged again.

cleaned with water.

13. Discharge temperature control

1. Purpose

Td value

Control operation

This function detects error on the

refrigerating cycle or error on the com-

Judges as an error and stops the compressor.

117°C

pressor, and performs protective control.

Reduce the compressor speed.

2. Operation

112°C

Reduce slowly compressor speed.

• Control of the compressor speed

108°C

The speed control is performed as

Keeps the compressor speed.

105°C

described in the left table based upon

If the operation is performed with lower speed than one

the discharge temperature.

commanded by the serial signal, speed is slowly raised

98°C

up to the commanded speed.

Operates with speed commanded by the serial signal.

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