Sa Indoor Unit - Ffq, Fcq, Fdbq, Fbq, Fhq Series - Daikin Super Multi NX FFQ25B8V1B Service Manual

SiBE121021_C
4.2

SA Indoor Unit - FFQ, FCQ, FDBQ, FBQ, FHQ Series

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 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, BRC7E530W/531W, BRC7F532F/533F, BRC7EA63W/66
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] button (
controller) and operate at test operation mode for 3 minutes.
6 Press the [Airflow Direction Adjust] button (
operation.
7 Press the [Inspection / Test] 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
).
) 4 times (2 times for wireless remote
) to make sure the unit is in
) and operate normally.
Trial Operation
445