SERVICE MANUAL - Toshiba

2-way discharge or 3-way discharge can be selected according to the configuration of the room. For details,consult with the dealer from which you have purchased the air conditioner.INFORMATION• If cooling operation has been selected while the louver is in a downward position, the cabinet or surfaceof the louver may become wet with dew.• If heating operation has been selected while the louver is in a horizontal position, the room temperaturemay not be even.• Never handle the louver directly with hands as a malfunction or injury may occur.Use the louver operation functions on the remote controller to change direction of the louver.Under Ceiling Type, 1-way Air Discharge Cassette Type (2SH Series)• When the air conditioner is stopped, the horizontal louver (Up/Down air direction adjustmentplate) automatically directs upward.• When the air conditioner is in stand-by status waiting to heat, the horizontal louver (Up/Downair direction adjustment plate) directs upward. The swinging operation starts upon the heatingoperation starting, but “SWING ” is displayed on the remote controller even when in heatingoperation.How to set up the air flow directionPush SWING/FIX button during operation. 1 Every pushing of the button, the air direction changes.2-way Air Discharge Cassette Type[In Cooling operation]Use the air outlet louver with horizontal set point.[In Heating operation]Use the air outlet louver with downward set point.In Heating operationSet the horizontal louver(Up/Down air directionadjustment plate) downward.If directing it upward, the hotair may not reach the floor.Initial setupIn Cooling / Dry operationSet the horizontal louver(Up/Down air directionadjustment plate) upward. If directingit downward, dew condensation mayfall on or near the air discharge port.Initial setup40How to set up the air direction1 Push SWING/FIX button during operation.• [SWING ] is displayed and the air direction automatically changes upward/downward.In case when one remote controller controls multiple indoor units, each indoor unit can be selected andthe air direction can be set up.2 Push SWING/FIX button again during swinging of theTEMP.ON / OFFair outlet louver.• The air outlet louver can be stopped at the requiredTIMER SET FAN MODEposition.3 UNITUNIT• To set up the air direction individually, pushbutton to display each indoor unit No. in a groupcontrol. Then set the air direction on the displayedindoor unit.• If there is no display, all the indoor units can be operatedcollectively.UNIT• Every pushing of the button, the display willchange as shown in the figure.1-way Air Discharge Cassette Type (1H Series)Adjustment of air direction upward/downward[In Cooling operation]In cooling operation, use the air outlet louver in a position that will defusecool air throughout the room.[In Heating operation]In heating operation, use the air outlet louver in a downward position sothat the air is directed to the floor.Adjustment of air the direction rightward/leftwardTo change the discharge direction from the right or left position, set thevertical grille inside of the air outlet louver to the required direction.Setup the air flow direction and swingingRefer to the description of the “2-way Air Discharge Cassette Type”.FILTERRESET TESTSETTIMECLSWING/FIXUNITVENT1, 2 3No display Unit No. 1-1 Unit No. 1-2Unit No. 1-4 Unit No. 1-3How to start swinging2 Push SWING/FIX button.Set the direction of the horizontal louver (Up/Down air direction adjustment plate) to thelowest position and then push SWING/FIX buttonagain.• [SWING ] is displayed and the air directionautomatically changes upward/downward.In cases where one remote controller controls themultiple indoor units, each indoor unit can beselected and air flow direction set up.How to stop swinging3 Push SWING/FIX button again during swinging ofthe horizontal louver.• The horizontal louvre can be stopped at thedesired position. The air direction can be again setup from the uppermost position by pushing SWING/FIXbutton.* While the horizontal louver is set downward incooling/drying operation, it does not stop.If stopping the horizontal louver which directsdownward during swinging, it will stop afterreaching the 3rd position from the upper position.4 UNITUNIT• Push to set up the air direction individually ineach indoor unit. Then the indoor unit No. in agroup control is displayed. For the displayed indoorunit, set up the air direction.• If the unit No. is not displayed, all the indoor unitsare operated at the same time.UNIT• Every time is pushed, the display is exchangedas follows:No display Unit No. 1-1 Unit No. 1-2Unit No. 1-4 Unit No. 1-3TEMP.FILTERRESET TESTTIMER SETTIMESET CLIn FAN operationFANSWING/FIXUNITON / OFFMODEVENT1, 2, 3 4Initial setupIn all modesSeries ofoperationDisplay when stopping the swingFan/HeatoperationCool/Dryoperation