Panasonic U-8ME1E81, Руководство по обслуживанию

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6 -3
1
2
3
4
5
6
7
8
2WAY SYSTEM
Service Checker
1. Outdoor Unit Maintenance Remote Controller
NOTE
Temperature monitor
Displa ys the temperature from each indoor/outdoor sensor .
Outdoor unit alarm history monitor
Displays the outdoor unit alarm history.
Setting the outdoor unit EEPROM data
Settings mode 1 and settings mode 2 can be used to make outdoor unit EEPROM data settings.
Special service checker wiring
Outdoor unit maintenance remote controller
Relay connector (2P, white)
PCB connector (3P, blue)
RC (3P, blue)
Outdoor unit PCB
If the inter-unit control wiring
is connected, it can be left
as-is.
In case of an independent
outdoor unit (1 maintenance
remote controller connected
to 1 outdoor unit,
automatic address setting for
indoor units not completed),
both setting mode 1 and set-
ting mode 2 can be used for
outdoor unit EEPROM data
settings.
The overall system status for
that refrigerant system is
displayed.
1-3. Ordinary Display Controls and Functions
Functions on the ordinary display
Connect the special service checker wiring to the outdoor unit PCB.
The connection diagram is shown below.
Fig. 6-1
Fig. 6-2
All units start/stop (Fig. 6-1)
<Operation>
The (ON/OFF operation) b utton can be used to start and stop all
indoor units.
• The LED illuminates if any indoor unit is operating.
• The LED blinks if an alarm occurs at any of the operating indoor units.
Cooling/heating change (Fig. 6-1)
<Operation>
Cooling and heating mode changes are only available when all indoor units
are stopped.
The (MODE) button can be used to change between heating and
cooling operation.
• The display indicates the operating mode of the indoor unit with the
lowest unit No.
All units test run (Fig. 6-2)
<Operation>
The (CHECK) button can be used to start and stop a test run for all
units.
• To start, press and hold the button for 4 seconds.
During the test run, “Test” is displayed.
• The status of test runs performed from the indoor unit remote controller is
not displayed on the outdoor unit maintenance remote controller.
Double-speed
• Do not use f or actual operation.
(Doing so may damage the devices.)
<Operation>
The timer button can be used to change between double-speed and
normal operation.
• Dur ing double-speed operation, the SLEEPING MODE mark is
displayed.
LED
NOTE
SM830205-04_2WAY_VRF_Euro.indb 3 2015/01/23 11:53:54