Daikin RXYSQ4-5-6PA7V1B, Service Manual

Page: 89 / 282

Test Operation SiBE34-802
78 Test Operation
Led state
Throughout the manual the state of the leds is indicated as follows:
h
OFF
i
ON
j
blinking
*
ON or OFF
If H2P is lit up, check the type of error based on the error code in the remote controller and
correct the error in accordance with “1.1.5 Check Operation” on page 82.
4. Automatically charge the refrigerant according to the procedure described below.
Warning Do not touch anything else than the push-buttons (BS1~5) on the PCB when making
the settings. These settings must be done with the power on
4.1 Press BS4 TEST once.
4.2 Press BS4 TEST for 5 seconds. The unit will start running.
If the led display below appears, the automatic refrigerant charging restriction has been
exceeded. Additional refrigerant must be charged by calculating the additional refrigerant
charging amount.
or
If the led display below appears, check the indoor unit connection capacity.
If the led display below appears, the liquid and gas side stop valves may be closed.
Note If you want to repeat the automatic refrigerant charging operation from step 4.1, fully open the
liquid and gas side stop valves and press the
BS1 MODE button once.
4.3 When the led indication becomes as shown in the table below in about 15 to 30 minutes
after start of operation, open valve A at once to start charging of the refrigerant.
Immediately after starting charging of the refrigerant by opening valve A, press
BS4 TEST
once. When BS4 TEST is not pressed within 10 minutes after the led indication is shown,
charging is stopped.
H1P H2P H3P H4P H5P H6P H7P
i i i i i i i
H1P H2P H3P H4P H5P H6P H7P
h h h h
* *
j
H1P H2P H3P H4P H5P H6P H7P Description of error
i i h h j j j
Inappropriate outdoor
temperature
H1P H2P H3P H4P H5P H6P H7P Description of error
i i h h j j j
Inappropriate indoor
temperature
H1P H2P H3P H4P H5P H6P H7P Description of error
i i j j j j h
Inappropriate indoor unit
connection capacity
H1P H2P H3P H4P H5P H6P H7P Description of error
i h
* * * * *
Stop valve is closed
H1P H2P H3P H4P H5P H6P H7P Code on remote controller
j j j h h i i
PA