8
ON/OFF
TEMP
FAN
VANE
TEST RUN
AUTO STOP
AUTO START
h
min
LOUVER
MODE
CHECK
RESET
SET
CLOCK
CHECK
2
4
A
3
B
Fig. 7-2
6. Electrical work
Function table
Select unit number 00
Mode
Power failure automatic recovery
Indoor temperature detecting
LOSSNAY connectivity
Power voltage
Auto mode (only for PUHZ)
Settings
Not available
Available
Indoor unit operating average
Set by indoor unit’s remote controller
Remote controller’s internal sensor
Not Supported
Supported (indoor unit is not equipped with outdoor-air intake)
Supported (indoor unit is equipped with outdoor-air intake)
240 V
220 V, 230 V
Energy saving cycle automatically enabled
Energy saving cycle automatically disabled
Mode no.
Setting no. Initial setting
Setting
01
1
2
1
02
2
3
–
1
03
2
3
–
04
1
2
05
1
2
Mode
Filter sign
Fan speed
No. of air outlets
Installed options (high-performance filter)
Up/down vane setting
Energy saving air flow
(Heating mode)
Settings
100 Hr
2500 Hr
No filter sign indicator
Standard (PLH/PLA)/Silent (PCH/PCA)
High ceiling
1
(PLH/PLA)/Standard (PCH/PCA)
High ceiling
2
(PLH/PLA)/High ceiling PCH/PCA)
4 directions
3 directions
2 directions
Not supported
Supported
No vanes
Equipped with vanes (vanes angle setup
1
)
Equipped with vanes (vanes angle setup
2
)
Disabled
Enabled
Mode no.
Setting no. Initial setting
Setting
1
07
2
3
1
08
2
–
3
1
09
2
–
3
10
1
2
–
11
1
2
–
3
12
1
2
–
Select unit numbers 01 to 03 or all units (AL [wired remote controller]/07 [wireless remote controller])
7. Test run
7.1. Before test run
s
After completing installation and the wiring and piping of the indoor and outdoor
units, check for refrigerant leakage, looseness in the power supply or control
wiring, wrong polarity, and no disconnection of one phase in the supply.
s
Use a 500-volt megohmmeter to check that the resistance between the power
supply terminals and ground is at least 1.0 M
Ω
Ω
Ω
Ω
Ω
.
s
Do not carry out this test on the control wiring (low voltage circuit) termi-
nals.
Warning:
• Do not use the air conditioner if the insulation resistance is less than 1.0 M
Ω
Ω
Ω
Ω
Ω
.
Insulation resistance
• Turn on the power at least 12 hours before starting operation.
- Starting operation immediately after turning on the main power switch can result in
severe damage to internal parts. Keep the power switch turned on during the op-
erational season.
7.2. Test run
7.2.1. Using wireless remote controller (Fig. 7-1)
1
Turn on the power to the unit at least 12 hours before the test run.
2
Press the
TEST RUN
button twice continuously.
(Start this operation from the status of remote controller display turned off.)
A
TEST RUN
and current operation mode are displayed.
3
Press the
MODE
button to activate
COOL
mode, then check whether
cool air is blown out from the unit.
4
Press the
MODE
button to activate
HEAT
mode, then check whether
warm air is blown out from the unit.
5
Press the
FAN
button and check whether fan speed changes.
6
Press the
VANE
button and check whether the auto vane operates properly.
7
Press the ON/OFF button to stop the test run.
Note:
• Point the remote controller towards the indoor unit receiver while following
steps
2
to
7
.
• It is not possible to run the in FAN, DRY or AUTO mode.
7.2.2. Using SW4 in outdoor unit
Refer to the outdoor unit installation manual.
7.3. Self-check (Fig. 7-2)
1
Turn on the power.
2
Press the
CHECK
button twice.
(Start this operation from the status of remote controller display turned off.)
A
CHECK
begins to light.
B
«00» begins to blink.
3
While pointing the remote controller toward the unit’s receiver, press the
h
button. The check code will be indicated by the number of times that the buzzer
sounds from the receiver section and the number of blinks of the operation lamp.
4
Press the ON/OFF button to stop the self-check.
ON/OFF
TEMP
FAN
VANE
TEST RUN
AUTO STOP
AUTO START
h
min
LOUVER
MODE
CHECK
RESET
SET
CLOCK
TEST RUN
5
7
A
3
,
4
2
6
Fig. 7-1
