Mitsubishi Electric CITY MULTI PURY-EM200YNW-A Manuel D'installation page 39

・After evacuation and refrigerant charging, ensure that the service valves are fully open. Do not operate the unit
with the service valves closed.
・Ensure that contamination of different refrigerants does not occur when using charging equipment. Hoses and
pipes shall be as short as possible to minimize the amount of refrigerant contained in them.
・The refrigerant tank shall be kept upright.
・Ensure that the refrigerant system is earthed prior to charging the system with refrigerant.
・Record the added refrigerant amount on the label attached to the control box panel for future servicing.
・Extreme care shall be taken not to overfill the refrigerant system.
WT08842X01
GB-37