Specifications

Test Operation SiBE18-821
124 Test Operation
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.
H1P H2P H3P H4P H5P H6P H7P
iiiiiii
H1P H2P H3P H4P H5P H6P H7P
hjhhh
∗∗
H1P H2P H3P H4P H5P H6P H7P Description of error
ijjjihh
Inappropriate outdoor
temperature
H1P H2P H3P H4P H5P H6P H7P Description of error
ijjjhih
Inappropriate indoor
temperature
H1P H2P H3P H4P H5P H6P H7P Description of error
ijjjjhi
Inappropriate indoor unit
connection capacity
H1P H2P H3P H4P H5P H6P H7P Description of error
ih
∗∗∗∗∗
Stop valve is closed