Daikin REYQ8-48PY1B, Руководство по обслуживанию

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Test Operation SiBE37-701_B
187 Test Operation
„
In the test operation, the following checks and judgement will be performed:
„
Check of the stop valve opening
„
Check for wrong wiring
„
Check of refrigerant overcharge
„
Judgement of piping length
„
It takes between 40 and 60 minutes to complete the check operation.
„
Make sure to carry out the test operation after the first installation. Otherwise, the
malfunction code U3 will be displayed on the remote controller and normal operation can not
be carried out.
„
In case of a multi system, check the settings and results on the master unit.
„
Abnormalities on indoor units can not be checked for each unit individual. After the test
operation is finished, check the indoor units one by one by performing a normal operation
using the remote controller.
Note: A test operation can not be carried out when the outdoor temperature is less than –5°C.
Test operation procedure
1. Close all front panels except the front panel of the electric box.
2. Turn ON the power to all outdoor units and the connected indoor units.
Be sure to turn on the power 6 hours before operation in order to have power running to the
crankcase heater and to protect the compressor.
3. Make the field setting as described in the paragraph "1.2.6.3 Field setting" on page 183.
4. Press the
button once, and set to the SETTING MODE (H1P LED = OFF).
5. Press and hold the button down for 5 seconds or more. The unit will start the test
operation.
„
The test operation is automatically carried out in cooling mode, the H2P LED will light up
and the messages "Test operation" and "Under centralized control" will display on the
remote controller.
„
It may take 10 minutes to bring the state of the refrigerant uniform before the compressor
starts.
„
During the test operation, the refrigerant running sound or the magnetic sound of a
solenoid valve may become loud and the LED display may change, but these are not
malfunctions.
„
During the test operation, it is not possible to stop the unit operation from a remote
controller. To abort the operation, press the
button. The unit will stop after
±30 seconds.
6. Close the front panel in order to let it not be the cause of misjudgement.
7. Check the test operation results by the LED display on the outdoor unit.
8. When the test operation is fully completed, normal operation will be possible after 5 minutes.
Otherwise, refer to "Correcting after abnormal completion of the test operation" on page 188
to take actions for correcting the abnormality.
H1P H2P H3P H4P H5P H6P H7P
Normal completion
h h k h h h h
Abnormal completion
h k k h h h h
BS1 MODE
BS4 TEST
BS3 RETURN