Specifications

pumps operating, liquid refrigerant will flow into the condenser. Approximately 75% of the total
requirement estimated for the unit can be charged in this manner.
5. After 75% of the required charge has entered the condenser, reconnect the refrigerant drum and charging
line to the service valve on the bottom of the evaporator. Again purge the connecting line, stand the drum
with the connection up, and place the service valve in the open position.
! CAUTION
IMPORTANT: At this point, the charging procedure should be interrupted and
prestart checks made before attempting to complete refrigerant charge. The
compressor must not be started at this time.
(Preliminary check must first be completed.)
NOTE: It is of utmost importance that all local, national, and international regulations concerning the
handling and emission of refrigerants are observed.