"t23" is flashing
• Push BS2 within 5 minutes
• Open valve A
("t22" startup control)
("t23" waiting for stable heating)
"t03" is flashing
• Push BS2 within 5 minutes
• Open valve A
("t02" startup control)
("t03" waiting for stable cooling)
Display show "t23" and low pressure value with an interval of 1 second.
• Add additional refrigerant amount P (kg)
• Close valve A
• Push BS3 to stop operation
• Ending code "t26" will appear
Display show "t03" and low pressure value with an interval of 1 second.
Refrigerant will be charged automatically.
"pe"=charging nearly finished
"p9"=charging finished
OR
P (kg) was added during autocharge.
R=Q+P
• Push BS2
• T
A
check will be performed
• Close valve A
• Push BS1 to leave program
• Charging is finished
• Fill in the amount on the additional refrigerant charge label
• Input the additional refrigerant amount via setting [2-14]
• Go to test run
If following codes appear:
"e-2" (indoor temperature out of range) and
"e-3" (outdoor temperature out of range)
In this case, perform automatic charging procedure again.
• "t0X" will appear
• Push BS1
• Charging is finished
• Fill in the amount on the
additional refrigerant charge
label
• Input the additional refrigerant
amount via setting [2-14]
• Go to test run
Following codes appear:
"e-2" (indoor temperature out of
range) and
"e-3" (outdoor temperature out of
range)
• Push BS1 to leave program
• Charging is finished
• Fill in the amount on the
additional refrigerant charge
label
• Input the additional refrigerant
amount via setting [2-14]
• Go to test run
During grey conditions
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Heating charging Cooling charging
use the automatic charge function or not.
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