Panasonic Cs W7bkp Cs W9bkp Cs W12bkp Repair Manual

8.11. Economy Mode Operation
Purpose of this operation is to save or reduced electrical power consumption of the room air conditioner.
However consumer is advised to useEconomy Mode operation after the roomtemperature reaches the desired temperature.
 1. Cooling and Soft Dry Mode
 • When the Economy Mode is set, the set temperature will be automatically increased 0.5°C against the present setting
temperature. This operation automatically will be running under Random Fan speed.
 • Vertical Airflow...

8.12. Powerful Mode Operation
Purpose of this operation is to be obtain the setting temperature quickly.
 1. Cooling and Soft Dry Mode
 • When the Powerful Mode is set, the set temperature will be automatically decreased 3°C against the present setting
temperature. This operation automatically will be running under Super High Fan speed.
 • Vertical Airflow Direction:-
In “Manual” setting, the vane will automatically shift down 10°C lower than previous setting.
In “Auto” setting, the vane will...

9 Operating Instructions
SAFETY PRECAUTIONS
Before operating, please read the following
“Safety Precautions” carefully.
●To prevent personal injury, injury to others and
property damage, the following instructions must be
followed.
●Incorrect operation due to failure to follow instructions
will cause harm or damage, the seriousness of which
is classified as follow:
! WarningThis sign warns of death or serious injury.
! CautionThis sign warns of damage to property.
●The instructions to be followed are...

NAME OF EACH PART
■Remote Control
●Remote Control Signal.
• Make sure it is not obstructed.
• Maximum distance : 10 m.
• Signal received sound.
One short beep or one long beep.
●Notes for Remote Control.
• Do not throw or drop.
• Do not get it wet.
• Certain type of fluorescent lamps may affect
signal reception. Consult your dealer.
CHECK
TEMPAUTOONOFF
AUT
UTODR
DRYFAN
ANCOOL
COOL
FAN AUTO
RESETCLOCK
MODESLEEPECONOMY
FAN SPEEDAIR SWING
OFFCANCELONSET12
3
TIMER
OFF/ONPOWERFUL
AUTOMANUAL
# !
$
%^
$
* &
3...

MANUAL
Five stages of adjustment
can be made between
14° ~ 36°.MANUAL
Five stages of adjustment
can be made between
0° ~ 61°.
Heat Pump Model
MANUAL
Five stages of adjustment
can be made between
14° ~ 36°.Swing up/down
AutomaticallySwing up/down
Automatically
MANUAL
Five stages of adjustment
can be made between
0° ~ 61°.
– When the discharge air
temperature is low such
as at the start of heating
operation, the air blows
at horizontal level. As
the temperature rises,
the hot air blows at a
downward...

■Pre-season Inspection●Is the discharged air cold/warm?
Operation is normal if 15 minutes after the start of
operation, the difference between the air intake and
outlet vents temperature is:-
●Are the air intake or outlet vents of the indoor or
outdoor units obstructed?
●Are the remote control batteries weak?
If the remote control display appears weak, replace
the batteries.
■When the Air Conditioner is Not Used
for an Extended Period of Time
1To dry the internal parts of the indoor unit, operate
the...

TROUBLESHOOTING
■Normal Operation
Is it okay?
• Air conditioner has been restarted, but does not
operate for 3 minutes.
• A sound like water flowing can be heard.
• It seems that fog is coming out from the air
conditioner.
• The room has a peculiar odour.
• During Automatic Vertical Airflow setting,
indoor fan stops occasionally.
• The outdoor unit emits water or steam.
• (For Heat Pump Model only)
Operation stops for about 12 minutes during
heating (The power indicator blinks).
• (For Heat Pump Model...

10 Installation Instructions
Required tools forInstallationWorks
1.Philips screw driver5.Spanner9.Gas leak detector13.Multimeter
2.Level gauge6.Pipe cutter10.Measuring tape14.Torque wrench
18 N.m (1.8 kgf.m)
42 N.m (4.2 kgf.m)
55 N.m (5.5 kgf.m)
3.Electric drill, hole core drill
(ø70 mm)7.Reamer11.Thermometer15.Vacuum pump
4.Hexagonal wrench (4 mm)8.Knife12.Megameter16.Gauge manifo ld
10.1. Safety Precautions
 • Read the following “SAFETY PRECAUTIONS” carefully before installation.
 • Electrical work...

1.The equipment must be earthed. It may cause electrical shock if grounding is not perfect.
2.Do not install the unit at place where leakage of flammable gas may occur. In case gas leaks and accumulates at
surrounding of the unit, it may cause fire.
3.Carry out drainage piping as mentioned in installation instructions. If drainage is not perfect, water may enter the room and damage the
furniture.
1.Selection of the installation location.
Select a installation location which is rigid and strong enough to...

Applicable piping kit
CZ-3F5, 7AEN (C7BK, C9BK, A7BK, A9BK, V7BK, V9BK,
W7BK, W9BK)
CZ-4F5, 7, 10AN (C12BK, A12BK, V12BK, W12BK)
SELECT THE BEST LOCATION
INDOOR UNIT
 • There should not be any heat source or steam near the
unit.
 • There should not be any obstacles blocking the air
circulation.
 • A place where air circulation in the room is good.
 • A place where drainage can be easily done.
 • A place where noise prevention is taken into
consideration.
 • Do not install the unit near the doorway.
 •...