Sa Indoor Unit; Check Points; Test Operation - Daikin Super multi NX E Series Service Manual

SiBE121135_A
4.2

SA Indoor Unit

4.2.1 Check points

To carry out test operation, check the followings:
Checkpoints
Are all units securely installed?
Is the earth wire installed according to the applicable
local standard?
Are all air inlets and outlets of the indoor and outdoor
units unobstructed?
Does the drain flow out smoothly?
Is piping adequately heat-insulated?
Have the connections been checked for refrigerant
leakage?
Is the power supply voltage conform to the specifications
on the name plate?
Are the cable sizes as specified and according to local
regulations?
Are the remote controller signals received by the unit?

4.2.2 Test operation

BRC1D528
Trial Operation and Field Settings
Check that the temperature setting of the remote controller is at the lowest level in cooling
mode.
Go through the following checklist:
Step Action
1 Turn on the power supply more than 6 hours before test operation.
2 Open the gas stop valve.
3 Open the liquid stop valve.
4 Set to cooling operation with the remote controller and start operation by pressing
[ON/OFF] button (
5 Press the [INSPECTION/TEST OPERATION] button (
wireless remote controller) and operate at test operation mode for 3 minutes.
6 Press the [AIRFLOW DIRECTION ADJUST] button (
in operation.
7 Press the [INSPECTION/TEST OPERATION] button (
8 Confirm all the function of unit according to the operation manual.
9 If the decoration panel has not been installed, turn off the power after the test
operation.
Cautions or warnings
Dangerous for turning over during storm
Possible damage to pipe connections
Dangerous if electric leakage occurs.
Poor cooling
Poor heating
Water leakage
Water leakage
Poor cooling
Poor heating
Stop
Incorrect operation
Damage of cables
No operation
).
Trial Operation
) 4 times (2 times for
) to make sure the unit is
) and operate normally.
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