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8-3. Recovery of refrigerant
(1) Close the service valve of liquid side and then press the refrigerant recovery
button on outdoor PCB.
(2) When the low pressure is getting lower enough, close the service valve to press
the refrigerant recovery button again or press key 3. Pressing the button stops the
compressor.
(3) When total amount of refrigerant in the pipe is more than 15kg, the refrigerant may
not be recovered completely even though the refrigerant recovery (pump down) is
performed. So care must be taken.
(4) The pump down time shall not exceed 5 minutes.
DVM E-D/B(chapter5)-E<03759 3/21/02 7:40 PM Page 37