Panasonic U-5MX4XPQ Installationsanleitung Seite 22

8. Operation
When the following led display is shown, open valve A and close
the frontpanel. If the frontpanel is left open, the system can not
operate properly during the refrigerant charging.
H1P H2P H3P H4P H5P H6P H7P
w c *
*
= The state of this led is not important.
When a malfunction occurs, check the display of the
remote controller and refer to "4 Remote controller
malfunction code display" on page 21.
9. Complete
If the calculated amount of refrigerant minus 10 kg is reached,
close valve A and press the
H1P H2P H3P H4P H5P H6P H7P
c c c w w w w
As long as the
BS3 RETURN
will remain in heating mode. This can be required to increase the
indoor temperature.
10. Press the button to perform the temperature range
BS4 TEST
check
Out of range:
H1P H2P H3P H4P H5P H6P H7P
Out of outdoor w c c c w x x
temperture range
Out of indoor w c c c x w x
temperture range
In these cases, press the
BS1 MODE
procedure as "5 Final adjustment of the amount of refrigerant"
on page 22.
In range:
The unit will restart from the charging mode judgement onwards
and the cooling mode will be selected. However, if in the mean
time the temperature has become out of range, heating mode
will be selected again, this is required to increase the indoor
temperature.
Charging in cooling mode
H1P H2P H3P H4P H5P H6P H7P
x c x x x x w
6. Start up
Wait while the unit is preparing for charging in cooling mode.
H1P H2P H3P H4P H5P H6P H7P
Pressure control x c x x x x w
(for the first minute)
Start up control x c x x x w x
(for the next 2 minutes)
x c x x x w w
Waiting for stable
heating conditions
(for the next ±15
minutes (according to
the system))
7. Ready
H1P H2P H3P H4P H5P H6P H7P
c c c x w x w
Press the button once within 5 minutes.
BS4 TEST
If the button is not pushed within 5 minutes, P2 will be
BS4 TEST
displayed on the remote controller. Refer to "4 Remote controller
malfunction code display" on page 21.
Installation manual
19
* * * *
button once.
BS3 RETURN
button is not pressed, the system
button once and follow the
8. Operation
When the following led display is shown, open valve A and close
the frontpanel. If the frontpanel is left open, the system can not
operate properly during the refrigerant charging.
H1P H2P H3P H4P H5P H6P H7P
w c *
*
= The state of this led is not important.
When a malfunction occurs, check the display of the
remote controller and refer to "4 Remote controller
malfunction code display" on page 21.
9. Complete
If the display on the remote controller shows a flashing PE code,
charging is almost finished.
When the unit stops operating, close valve A immediately and
check the leds and check if the P9 code is displayed on the
remote controller. When the charging amount is little, the PE
code may not be displayed, but instead the P9 code will be
displayed immediately.
H1P H2P H3P H4P H5P H6P H7P
w c c w w w w
If it is not as shown above, correct the malfunction (as indicated
in the display of the remote controller) and restart the complete
charging procedure.
10. Press the button to perform the temperature range
BS4 TEST
check
Out of range:
H1P H2P H3P H4P H5P H6P H7P
Out of outdoor w c c c w x x
temperture range
Out of indoor
w c c c x w x
temperture range
In these cases, press the
BS1 MODE
procedure as described in "5 Final adjustment of the amount of
refrigerant" on page 22.
In range:
The state of the leds will show:
H1P H2P H3P H4P H5P H6P H7P
w c c w w w w
Press the button once. The procedure is completed.
BS1 MODE
Record the amount that was added on the additional refrigerant
charge label provided with the unit and attach it on the back side
of the front panel.
Perform the test procedure as described in "In case refrigerant
was added by using the leak detection function" on page 25.
* * * *
button once and follow the
U-5~18MX4XPQ
Urban Multi air conditioner
4PW28163-1C