Toshiba RAS-10SKX, RAS-10SAX Operation Descriptions, FAN only Operation, Cool Operation, M3/h

Page 12

7. OPERATION DESCRIPTIONS

7-1. FAN ONLY Operation

(MODE of the remote control : FAN ONLY)

(1)During this mode, the relay RY01 is always turned off so that only the indoor fan is operated. RY02 is always turnd on. FAN-ONLY display is lit.

1)When the FAN is set to AUTO, the indoor fan motor operates as shown in Fig 7-1-1.

2)When the FAN is set to LOW, MED, or HIGH, the indoor fan motor operates with a constant in volume as listed in Table 7-1-1.

temp.

28

 

 

 

Room

27

HIGH

 

26

MED

 

 

LOW(+)

 

25

 

 

 

24

LOW

 

LOW

 

 

 

 

 

Fig. 7-1-1 Auto setting of air volume

Table 7-1-1 Manual setting of FAN SPEED

Indication of

HIGH Air volume

FAN SPEED

(m3/h)

 

 

LOW

430

 

 

MED

510

 

 

HIGH

650

 

 

(2)Once the setting is made, the operation mode is memorized in the microcomputer so that the same operation can be effected thereafter simply by

pushing the START/STOP button.

7-2. COOL Operation

(MODE of the remote control : COOL)

(1)Compressor, outdoor fan and operation display are controlled as shown in Fig. 7-2-1.

temp.)

 

ON

 

 

 

 

 

Set–

+1

 

 

 

 

 

 

 

 

 

 

temp.

 

OFF

ON

ON

 

 

 

(Room

 

 

 

 

 

 

 

Set

 

0

 

 

 

 

 

 

 

temp.

 

Compressor Outdoor fan (RY01)

Common relay (RY02)

OPERATION display

 

 

 

 

 

 

 

 

 

Fig. 7-2-1

(2)Relays RY01 and RY02 are turned on to energize the outdoor unit, and a cool operation is carried out.

1)When the FAN is set to AUTO, the indoor fan motor operates as shown in Fig 7-2-2.

2)When the FAN is set to LOW, MED, or HIGH, the indoor fan motor operates with a constant in volume as listed in Table 7-1-1.

 

 

 

 

FAN

 

temp.)

 

 

 

 

 

 

AUTO

Manual

 

 

 

 

Set–

+4

 

HIGH

 

 

MED

 

 

 

 

 

 

temp.

+3

 

LOW(+)

to the set

 

 

 

 

 

According

(Room

+2

 

 

position

 

 

LOW

+1

 

 

 

 

 

 

 

 

 

 

 

Set

 

0

 

LOW

 

 

 

(continuous)

 

 

 

temp.

 

 

 

 

 

RY01

 

 

 

 

 

 

 

 

OFF

 

Fig. 7-2-2

(3)Once the setting is made, the operation mode is memorized in the microcomputer so that the same operation can be effected thereafter simply by pushing the START/STOP button.

– 12 –

Image 12
Contents R C O Contents Troubleshooting Flowcharts What to be Prechecked FirstPrimary Judgement of Trouble Sources Specifications RAS-10SK-E/10SA-E RAS-10SKX/10SAX CoolingCondition JIS C9612-1994 Temperature Cooling Construction Views Indoor UnitOutdoor Unit RAS-10SA-E RAS-10SAXWiring Diagram Main P.C. BoardSpecifications of Electrical Parts Parts name Type SpecificationsRefrigerant Cycle Diagram RAS-10SK-E / RAS-10SA-E RAS-10SKX / RAS-10SAXMICRO-COMPUTER Block Diagram AUTO, COOL, DRY, FAN onlyOperation Descriptions FAN only OperationCool Operation M3/hDRY Operation Louver ControlAuto Operation Temporary AutoECONO. Mode Low-Temperature Limit Control Cooling OperationCooling How to Set the Auto Restart Auto Restart FunctionHow to Cancel the Auto Restart Case of Power Failure during the Timer OperationInstallation Procedure Safety Cautions For general public useUK Plugs and Sockets etc Safety Regulations SI Number Installation Diagram of Indoor and Outdoor Units AttachInstallation Installation PartsOptional Parts Installation place Cutting a Hole and Mounting Installation PlateRemote control Mounting the installation plateWhen the installation plate is directly mounted on the wall Electrical WorkWiring Connection How to remove the front cabinetHow to open the screw cap Taking out the power cordStripping length of connecting cable How to install the front cabinet on the indoor unitPiping and Drain Hose Installation Case of rightward pipingCase of downward piping Left-hand connection with pipingIndoor Unit Installation DrainageStrong wind Refrigerant Piping Connection Vacuum PumpingFlaring Tightening connectionPacked Valve Handling Precautions A5 mm hexagon wrench is requiredAuto Restart Setting How to set the Auto RestartOthers Gas Leak TestTroubleshooting Chart Power Supply VoltageWhat to be Prechecked First Incorrect Cable Connection between Indoor and Outdoor UnitsMisleading but Good Operations Program Controlled Operation Operation of air-conditioner DescriptionPrimary Judgement of Trouble Sources Role of Indoor Unit ControllerBlock display Self-diagnosis with remote control Selecting ordinary modeSelf-diagnosis by check codes Operating key Indication after operationCondition Code Status Troubleshooting Flowcharts Power can not be Turned on No Operation at AllPreliminary checks Power can not be Turned on after Replacing Indoor PC Board Checking ProcedureOutdoor Unit does not Operate Only Compressor does not Operate Only Outdoor Fan does not Operate Check procedure Only the Indoor Fan does not OperateThere is no beep from How to Check the PC Board Operating precautionsInspection procedures Main PC board partProcedure Check Point Symptom Causes PC Board Layout Top View Bottom ViewHow to Reduce the Operation Time of the Anti-Restart Timer SensorPart Replacement Indoor Unit RAS-10SK-E, RAS-10SKXPart name Procedure Remarks Microcomputer RAS-10SK-E, RAS-10SKX Outdoor Unit RAS-10SA-E, RAS-10SAX OFF Exploded Views and Parts List Part DescriptionIndoor Unit Capillary Tube