Panasonic U-4LE2E5 Service Manual & Test Run Service Manual page 93

3. Ordinary Display Controls and Functions
All units start/stop
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<Operation>
The (Start/Stop operation) button can be used
to start and stop all the indoor units.
• The LED illuminates if any indoor units is operating.
• The LED blinks if an alarm at any of the operating indoor
units occurs.
Cooling/heating change
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NOTE
Cooling and heating mode changes are only available
when all indoor units are stopped.
<Operation>
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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
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<Operation>
The (Check) button can be used to start and stop a
test run for all indoor units.
• Press and hold for 4 seconds to turn ON.
During the test run "
• The status of test runs performed from the indoor unit
remote controller is not displayed on the outdoor unit
maintenance remote controller.
Double-speed
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• Do not use for actual operation.
(Doing so may damage the devices.)
<Operation>
The timer button
double-speed and normal operation.
• During double-speed operation, the Sleeping Mode
mark is displayed.
" is displayed.
can be used to change between
Outdoor Unit Maintenance Remote Controller
LED
4 - 5
Mini VRF SYSTEM
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A
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