Test Operation - Daikin SkyAir RZR-TA Series Service Manual

Test Operation

3.3

Test Operation

To start smoothly, a crankcase heater is equipped to the unit. To power up the crankcase heater in
advance, be sure to turn on the power supply 6 hours before operation.
Warning
Be sure to inform other installers or attach the front panel well before leaving with the power supply
turned on for the outdoor unit.
Before powering on
 Protect the electronic components with insulating tape in accordance with the "Service
 All indoor units connected with the outdoor unit will operate automatically after powering on. To
1. Powering on ~ test operation
 Make sure to perform a test run first after installation (If the unit is operated with the indoor unit
 After turning on the power supply, do not touch any switches excluding button switches and
 Check the state of the outdoor units and fault wiring with this operation.
(1) 
Caution
To power up the crankcase heater in advance, be sure to turn on the power supply 6 hours before
operation.
(2) 
Outdoor
A1P
unit PCB
SERVICE
MONITORING
LED
LAMP
display
(Factory
HAP
setting)
l
Caution
Don't touch the switches other than button switches and changeover switches of the PCB (A2P)
during setting. Doing so may result in electric shock.
(3) 
Caution
Power supply has been turned on for outdoor unit, be careful to avoid electric shock.
188
Precautions" label attached to the front panel.
ensure safety, ensure that the indoor unit installation has been completed.
remote controller but without performing a test operation, the error code U3 will be indicated on
the display of the remote controller and the unit will not operate normally).
changeover switches when setting the outdoor unit PCB (A2P).
(For positions of the button switches (BS1~5) and changeover switches (DS1-1, 2) on the PCB,
refer to the "Service Precautions" label)
Attach the front panel of the outdoor unit.
 Turn on the power supply of the outdoor and indoor units.
Remove the front panel of the outdoor unit.
 Check LED display of the outdoor unit PCB (A1P, A2P), to observe whether data
transmission is normal.
READY /
MODE
ABNORMAL
H1P H2P H3P
h h
If customer wishes to perform LOW NOISE operation or DEMAND operation, perform
setting with the push buttons (BS1 ~ 5) on outdoor unit PCB (A2P).
 Operate the push buttons from the opening of the insulating cover. (See Protective
range of the "Service Precautions" label for details)
 Set the push buttons (BS1 ~ 5) after making sure the service monitoring lamp has
been ON.
A2P
C/H CHANGEOVER
IND MASTER SUB
H4P H5P
k h
LED display h Light OFF k Light ON l Blinking
LOW NOISE
H6P
h h
Part 5 Field Settings and Test Operation
SiUS281811EA
DEMAND
H7P
h