Daikin E Series Service Manual page 106

SiBE04-624
Trial Operation and Testing
1.
Trial operation and testing.
1-1. Measure the supply voltage and make sure that it falls in the specified range.
1-2. Trial operation should be carried out in either cooling or heating mode.
• In cooling mode, select the lowest programmable temperature; in heating mode, select the highest programmable
temperature.
1) Trial operation may be disabled in either mode depending on the room temperature.
Use the remote controller for trial operation as described below.
2) After trial operation is complete, set the temperature to a normal level (26°C to 28°C in cooling mode, 20°C to 24°C in
heating mode).
3) For protection, the system disables restart operation for 3 minutes after it is turned off.
1-3. To perform a test run for humidifying operation, activate test run mode from the
remote controller following the instructions below and press the "HUMIDIFY" button.
1-4. Operate the unit in accordance with the operation manual to check that it operates
normally.
• Even when the air conditioner is not operating, it consumes some electric power. If the customer is not going to use
the unit soon after it is installed, turn off the breaker to avoid wasting electricity.
Trial operation from remote controller
1) Hold the "CLOCK" button for 5 seconds.
(The matrix display will appear on the remote controller.)
2) Display "
3) " " will be displayed and the unit will enter test run mode.
4) Press the button for test run mode.
• Test run mode will stop automatically after around 30 minutes.
Press the ON/OFF button to force the test-run to stop.
2.
Test items.
Indoor and outdoor units are installed properly on solid bases.
Did you install the air supply filter?
Did you install the deodorizing filter for the streamer and the titanium
apatite photocatalytic air-purifying filter?
Have you performed a gas leak test?
No refrigerant gas leaks.
Refrigerant gas and liquid pipes and indoor drain hose extension are
thermally insulated.
Draining line is properly installed.
Does the drain hose produce abnormal noise (perking sound) when using
the ventilation fan or others?
System is properly earthed.
The specified wires are used for inter-unit wiring connections.
Indoor or outdoor unit's air intake or exhaust has clear path of air.
Shut-off valves are opened.
Indoor unit properly receives remote controller commands.
Did you check the address setting?
Did you set the humidifying hose length?
System Configuration
" on the matrix display of the remote controller and press the "CLOCK" button.
Test items
Symptom
(diagnostic display on RC)
Fall, vibration, noise
Noise, water leakage
Noise, water leakage
Incomplete cooling/heating function
Incomplete cooling/heating function
Water leakage
Water leakage
Use of separately sold air cut drain
plug.
Electrical leakage
Inoperative or burn damage
Incomplete cooling/heating function
Inoperative
Inoperative
• LED lamp blinks at power on.
• The buzzer sounds during a test run.
• Poor performance and noise
Installation Manual
Check
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3P177302-1
95