Daikin RZQG71L9V1L, Installation Manual

Page: 11 / 16

6 Disposal
Installation manual
11
RZQG7 RZQG71~12 RZQG140L7Y1L
Split system air conditioners
4P473073-1A – 2019.04
3 Check operation for 3 minutes.
4 Check operation of the airflow direction.
# Action Result
1 Press.
Return Setting
Return Setting
Air Volume/direction
Air Volume Direction
Position 0
Low
2 Select Position 0.
Return Setting Return Setting
Air Volume/direction
Air Volume Direction
Low Position 0
3 Change the position. If the airflow flap of the
indoor unit moves,
operation is OK.
If not, operation is not OK.
4 Press. The home menu is
displayed.
5 Stop the test run.
# Action Result
1 Press at least 4 seconds. The Service Settings menu
is displayed.
2 Select Test Operation.
Return Setting
Service Settings 1/3
Test Operation
Maintenance Contact
Field Settings
Demand
Min Setpoints Differential
Group Address
3 Press. The unit returns to normal
operation, and the home
menu is displayed.
5.3 Error codes when performing a
test run
If the installation of the outdoor unit has NOT been done correctly,
the following error codes may be displayed on the user interface:
Error code Possible cause
Nothing displayed
(the currently set
temperature is not
displayed)
▪ The wiring is disconnected or there is a
wiring error (between power supply and
outdoor unit, between outdoor unit and
indoor units, between indoor unit and
user interface).
▪ The fuse on the outdoor unit PCB has
blown out.
E3, E4 or L8 ▪ The stop valves are closed.
▪ The air inlet or air outlet is blocked.
E7 There is a missing phase in case of three-
phase power supply units.
Note: Operation will be impossible. Turn
OFF the power, recheck the wiring, and
switch two of the three electrical wires.
L4 The air inlet or air outlet is blocked.
U0 The stop valves are closed.
U2 ▪ There is a voltage imbalance.
▪ There is a missing phase in case of
three-phase power supply units. Note:
Operation will be impossible. Turn OFF
the power, recheck the wiring, and switch
two of the three electrical wires.
U4 or UF The inter-unit branch wiring is not correct.
UA The outdoor and indoor unit are
incompatible.
NOTICE
▪ The reversed phase protection detector of this product
only functions when the product starts up.
Consequently reversed phase detection is not
performed during normal operation of the product.
▪ The reversed phase protection detector is designed to
stop the product in the event of an abnormality when
the product is started up.
▪ Replace 2 of the 3 phases (L1, L2, and L3) during
reverse-phase protection abnormality.
6 Disposal
NOTICE
Do NOT try to dismantle the system yourself: dismantling
of the system, treatment of the refrigerant, oil and other
parts MUST comply with applicable legislation. Units
MUST be treated at a specialised treatment facility for
reuse, recycling and recovery.