Panasonic Cw Xc91yh Repair Manual

							9.1. Parts Identification.
9.1.1.1. Vertical Airflow Direction Vane.
Airflow direction adjustment Up-and-Down.
 
    • 
• •  • The vertical airflow direction vane may
be positioned to deflect the air upward,
downward or straight on.
9.1.1.2. Ventilation Lever.
When theslide lever is in the:
 
    • 
• •  • “OPEN” position, the ventilation door
opens to allow air, smoke and odors to
be expelled from the room.
 
    • 
• •  • “CLOSE” position, the ventilation door is
closed and the air inside the room is
circulated and conditioned.
9 Operating Instructions
9.1.1. Main Unit.
9.1.1.3. Touch Control Panel.
9.1.1.4. Types of Signal Sound.
 
    • 
• •  • One long “Beep” and one short “Beep” (Sound from the main unit).
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							Ensure that the power plug is
securely inserted.
 
    • 
• •  • A loose plug may cause a fire or
an electric shock.
(1) Insert the power plug
securely.
9.2.2. Operating Conditions.
Use the air conditio ner under the followin g conditio ns:
 
    • 
• •  • Operating temperature range.
Indoor sideIndoor sideOutdoor sideOutdoor side
D.B.T.W.B.T.D.B.T.W.B.T.
Maximum
Temperature32°C23°C43°C26°C
Minimum
Temperature16°C11°C16°C11°C
D.B.T.: Dry Bulb Temperature
W.B.T.: Wet Bulb Temperature
Note: Humidity may exceed 90%.
 
    − 
− −  − Continuous operation at over 90% high humidity may
create condensation and result in water drops on the
intake and outlet vanes.
9.2.3. Notes
 
    • 
• •  • If the unit is not going to be used for an extended period of
time, turn off the power switch. if it is left in the ON position ,
approximately2.5W ofelectricity will be used even if the
Main Unit has been turned off by the remote control.
 
    • 
• •  • If operation is stopped, and to be restarted immediately, the
unit will resume operationonly after 3 minutes.
Be sure to observe the following:
 
    • 
• •  • Aim at the signal receptor at
the room air conditioner when
operating.
 
    • 
• •  • Do not drop or throw the
remote control.
 
    • 
• •  • Do not place the remote
control in a location that is
exposed to direct sunlight or
next to a heating unit or other
heat sources.
9.2.4. How to Insert Batteries.
(1) Open the compartment
cover.
(2) Be sure that the polaritie s
are correct.
(3) Close the compartment
cover.
9.2.5. About theBatteries.
 
    • 
• •  • The batteries can be used for approximately one year.
 
    • 
• •  • Do not use rechargeable (Ni-Cd) batteries because such
batteries differ from the standard drycell batteries in shape,
dimension and performance.
 
    • 
• •  • Be sure to replace the batteries with two new identica l
batteries.
 
    • 
• •  • Remove the batteries if the air conditio ner is not going to be
used for an extended period of time.
9.1.2. Remote Control.
9.2. Preparation Before Operating.
9.2.1. Before Operate the Air Conditioner.
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							9.3. Air Conditioner Operation.
9.3.1. Operating the Unit.
Touch Control PanelRemote ControlDisplay
(1) Start operation by pressing OFF/ON.
 
    • 
• •  • The operation will turn on and the display panel will light
up.
(2) To stop the operation, press the OFF/ON again.
 
    • 
• •  • The unit will stop operating and the display panel light will
turn off.
9.3.2. Adjusting Operation Mode.
Touch Control PanelRemote ControlIndicator
(1) Press the operation MODE to select the desired
operation.
 
    • 
• •  • The indicator will light up and a “beep” sound will indicate
setting contents.
 
    − 
− −  − COOL mode: To set room temperature to your
preference of cooling comfort.
 
    − 
− −  − FAN mode: To provide air circulation without cooling
the room.
During Fan operation, temperature setting cannot be
selected.
9.3.3. Setting Display Temperature.
Touch Control PanelRemote ControlDisplay
(1) Press TEMP/TIME R “Upward” or “Downward” to set the
room temperature.
 
    • 
• •  • The temperature can be set between 16°C and 30°C.
Recommended temperature: 26°C ~ 28°C.
 
    − 
− −  − “Upward”: Press to increase temperature by 1°C.
 
    − 
− −  − “Downward”: Press to decrease temperature by 1°C.
Note:
The latest temperature setting will be memorized and will
appear on the display the next time it’s turned on.
The display temperature selection is for display purpose only
and does not indicates actual room setting temperatures.
Your room temperature may not necessarily match the
displayed temperature.
9.3.4. Selecting Fan Speed.
Touch Control PanelRemote ControlIndicator
(1) Press FAN SPEED to choose the speed level of the fan.
 
    • 
• •  • The indicator will light up and the “pep” sound will
indicate setting contents.
Note:
The latest fan speed setting will be memorized and the
indicator will light up the next time the unit is turned on.
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							9.3.5. Adjusting Horizontal Airflow Direction.
Touch Control PanelRemote ControlIndicator
No indication will appear.(1) Press to select AIR SWING.
 
    • 
• •  • The air circulation will automatically move the horizontal
louvers left and right for better air distribution around the
room.
Note:
Using your hands to adjust the direction may cause the
louvers to malfunction. If this happens, stop operation
immediately and restart.
9.3.6. POWERFUL Operation.
Touch Control PanelRemote ControlDisplay
(1) To obtain set temperature quickly:
 
    • 
• •  • Press POWERFUL.
 
    • 
• •  • To cancel this operation, press once more.
 
    • 
• •  • After POWERFUL is selected, the operation will go on for
15 minutes under Super High Fan Speed, after that it will
shift back to previous operation mode.
 
    • 
• •  • W hen the POWERFUL is set during Cooling Operation,
the set temperature will be automatically decreased 3°C
against the present setting temperature (Lowest limit
temperature:16°C).
Note:
Sound emitted by the unit will be increased during
POWERFUL operation due to increased of air volume.
9.3.7. Setting Delay Stop TIMER.
Touch Control PanelRemote ControlDisplay
(1) Press the TIMER button.
 
    • 
• •  • The SET/CANCEL indicator light will blink, indicating an
entry is required.
(2) Press the TEMP/TIME R “Upward” or “Downward” button.
 
    • 
• •  • Press “Upward” or “Downward” button until the preferred
hour of operation is reached.
(3) Press the SET/CANCEL button to complete the setting.
 
    • 
• •  • At this time, the SET/CANCEL indicator light willstay “on”
instead of blinking.
Note:
The hour reading will change back to the set temperature
reading after 10 seconds (You can also revert to temperature
setting immediately by pressing the TEMP/ TIMER “Upward”
or “Downward” button again).
9.3.7.1. Timer Details.
 
    • 
• •  • The timer is fordelay stop only.
 
    • 
• •  • The unit will turn off automatically according to your specified setting.
 
    • 
• •  • Timer duration can be set from a minimum of 1 hour to a maximum of 12 hours.
 
    • 
• •  • W hen power failure occurs, the timer setting is cancelled. Once power is resumed, reset the timer.
Note: The last timer settingwill bememorized and will appear on the display the nexttime you operate the unit with the Timer
function .
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							9.3.8. Check TIMER setting.
Touch Control PanelRemote ControlDisplay
(1) Press the TIMER button to check the timer.
 
    • 
• •  • The figure will be displayed for 10 seconds then will
automatically switch back to temperature setting.
Note:
The timer figure will change according to the time remaining
(if you set it to turn off 3 hours from now, the timer will show
“2” when you check the timer an hour later).
9.3.9. Cancel TIMER.
Touch Control PanelRemote ControlDisplay
(Cancellation within 10 seconds)
(1) Press the SET/CANCEL button to cancel the timer setting.
 
    • 
• •  • The temperature reading and SET/CANCEL indicator
light will turn off simultaneously.
Figures will be displayed again 10 seconds later to show
the temperature (or, press the TEMP/TIME R “Upward” or
“Downward” button to have the temperature reading
immediately).
(Cancellation after 10 seconds)
(1) Press the SET/CANCEL button to cancel the timer setting.
 
    • 
• •  • The SET/CANCEL indicator light will turn off.
However the temperature remains displayed.
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							10.1.1. Electrical Work.
 
    • 
• •  • Always use at the rated voltage and with a specific air
conditio ning circuit.
 
    • 
• •  • Some installation location s may require installation of a
short-circuit breaker.
 
    • 
• •  • A 16 Ampere timedelay fuse or circuit breaker is required.
 
    • 
• •  • Nominal cross sectional area of power supply wire must be
3 core x 1.5 mm
2or above.
 
    • 
• •  • Power supply must befrom an indepe ndent circuit.
 
    • 
• •  • All electrical installation must be made in accordance with
local wiring and safety regulations wherever applica ble.
 
    • 
• •  • There must be a double pole switch with minimum of 3 mm
contact gap in the fixed installation circuit (Applicable for
models without power supply plug only).
 
    • 
• •  • Please consult your dealer concerning installation
requirements.
10.1.2. Select the Best Location.
 
    • 
• •  • Install the unit at the nearest power outlet.
 
    • 
• •  • Power supply point shall be the place where there is ease
for the power disconn ection in case of emergency.
 
    • 
• •  • The air conditio ner should be installed in a dry place where
there are no draughts.
 
    • 
• •  • Condensation from the air conditio ner must be drained into
an appropriate location .
 
    • 
• •  • Do not install in a location where flammable gas leaks is a
possibility.
 
    • 
• •  • Usage in location s where the air is salty such as coastal
areas or near hot spas, or where sulphurous gas is
generated, may lead to a malfun ction of the unit. Please
consult your dealer.
 
    • 
• •  • Select an installation location which is rigid and strong
enough to support or hold the unit and select a location for
easy maintenance.
10 How To Install
10.1. Before installing air conditioner, please read the following:
10.2. Preparation for Installation.
 
    • 
• •  • There should not be any obstacles surrounding the unit.
 
    • 
• •  • Prepare an installation hole that is only slightly bigger than the cabinet size.
 
    • 
• •  • Left and right side of the unit should be at least 150 mm awayfrom the wall.
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							10.3.1. Remove the Front Intake Grille.
 1. Push on the indication. Front Intake Grille will be
automatically released.
 2. Pull up the Front Intake Grille about 90° and slide it slightly
to the left to unhook the tabs.
10.3.2. Remove the Air Filter.
 
    • 
• •  • Tilt up and pull out the air filter by the holder.
10.3.3. Remove the Front Grille.
 1. Remove the adhesive tapes from all sides of the Front
Grille.
 2. At the bottom right side of the Front Grille, press inward on
the Cabine t near the Power Cord and pull the grille outward
to the right until the right tab releases.
 3. At the bottom left side, push inward on the Cabine t and pull
the grille outward to the left to release the left tab. Do not
pull the bottom edge toward you more than 3 inches as to
prevent top two tabs from damage.
 4. Slide the Front Grille upward to free the two top tabsfrom
slots at the top of the Cabine t.
10.3.4. Remove the Chassis from the
Cabinet.
 1. Unscrew and remove the Chassis Locking Bracket.
 2. Unscrew and remove from rearCabine t.
10.3.5. Slide the Chassis out from the
Cabinet.
10.3. Installation Procedure.
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							10.3.6. Place Cabinet into the installation
hole, then secure it by wood
screws or nails.
 
    • 
• •  • Note: Tilt down for better drainage (max. 10mm).
10.3.7. Slide the Chassis back into the
Cabinet.
10.3.8. Lock the Chassis back to the
Cabinet by reusing back the
Chassis Locking Brackets.
10.3.9. Reattach the Front Grille to the
Cabinet and secure it with screws.
 
    • 
• •  • Note: Depend ing upon the location of the AC outlet, route
the AC cord to either the left or right side while installin g the
Front Grille.
10.3.10. Insert the Air Filter.
10.3.11. Reattach the Front Intake Grille.
 
    • 
• •  • Slide the Front Intake Grille slightly to the right to reattach
the tabs and then push down to close tight.
Note: A ”Click” sound can be heard when the Front Intake
Grille is pushed down.
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							This air conditio ner employ s a “Slinger-Up System” which is
designe d to splash the condensed water on the condenser coil
for maximum cooling efficiency, thus producing a splashing
sound. If the splashing sound annoys you, you can provide an
outside drainage by using the followin g procedure which may,
however, cause a small loss of performance.
 1. Remove the rubber plug from the Base Pan.
 2. Slide out the Chassisfrom theCabine t.
 3. Install the Drain Pan at the right corner of the Cabine t with
2 screws.
 4. Connec t the drain hose to the outlet of Drain Pan bottom.
 5. Slide the Chassis back into the Cabine t.
Note: Drain hose or tubing can be purchased locally to satisfy
your particular needs.
10.4. Condensed Water Drainage.
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							11.1. Cleaning the Unit.
Clean the Cabine t, Front Grille with a mild soap or detergent
and lukewarm water.
11.2. Cleaning the Front Intake
Grille.
Gently wash with water and a sponge. (Do not use a scrubbing
brush or other hard cleanin g aids).
11.3. Cleaning the Air Filter.
 1. Pull up the Front Intake Grille.
 2. Lift up the Front Intake Grille at 45° until it is supported by
the stopper.
 3. Tilt up and pull out the Air Filter by the holder.
 4. Vacuum the front of the filter and then wash the back of it
with water. If it is badly soiled, wash with a mild household
detergent.
11 Care and Maintenance
Caution: Always turn off the air conditioner and the mainpowersupply before unplugging thepower cord to clean the
unit.
Note: Do not cleanwithbenzene, thinner, scouring powder or corrosive chemicals. Do not dry the Front Intake Panel or
the Air filter in direct sunlight. Exposure to direct sunlight may discolor or deform the panel.
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