Toshiba MMU-AP0057MH-E Service Manual page 26

No. Item
18
Louver control
Outline of specifications
1) Louver position setup
• When the louver position is changed, the position moves
necessarily to downward discharge position once to return to
the set position.
• The louver position can be set up in the following operation
range.
In cooling/dry operation
• In group twin/triple operation, the louver positions can be set
up collectively or individually.
In case that HEAT refrigerant recovery control was per-
formed in STOP status, the louver position becomes
horizontal when the operation is resumed.
2) Swing setup
• [SWING] is displayed and the following display is repeated.
In all operations
• In group operation, the louver positions can be set up
collectively or individually.
3) When the unit stopped or the warning was output, the louver is
automatically set to full closed position.
4) When PRE-HEAT (Heating ready) is displayed
(Heating operation started or defrost operation is performed),
heating thermo is off or self-cleaning is performed, the louver is
automatically set to horizontal discharge position.
* The louver which air direction is individually set or the locked
louver closes fully when the unit stops and the louver is
automatically set to horizontal discharge position when PRE-
HEAT (Heating ready) is displayed, heating thermo is off.
<<Individual air direction setup>>
UNIT LOUVER
• Pushing Louver select button enables every discharge
port to set up the air direction.
The louver numbers that are displayed on the display part
correspond to those in the following figure.
• In case of no input (key operation) for approx. 5 seconds during
setting of individual air direction (during displaying of louver No.
on the remote controller screen), the remote controller screen
returns to the normal display screen.
• For the air direction illustration during normal operation, the air
direction of the least No. among the louvers
which are block-set is displayed.
• While individual air direction is being set,
the remote controller operation
(Illustration of air direction) and operation
of the real machine are linked.
• When selecting a case,
select button is not pushed or louver No.
is not displayed, the air directions of all
the louvers are ollectively set up.
In heating/fan operation
(Repeats)
UNIT LOUVER
Louver
04
Drain pipe
– 26 –
Remarks
The swinging louver
moves usually up to the
ceiling side from the
louver position of the set
time.
Setup from the remote
UNIT LOUVER
controller without
button is unavailable.
03
02
01
Refrigerant pipe