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OC277-69
Note 1. The refrigerant pipes and the indoor unit contain a nitrogen holding charge which must be removed by evacuation.
<Piping connection procedures>
See that ball valve on outdoor unit is fully shut (unit is shipped with valve shut). Remove caps from piping and unit and
make flare connection promptly. Repeat for each connection, one at a time.
After all piping connections between indoor and outdoor unit have been completed, vacuum-purge air from system
through the service port for the ball valve on the outdoor unit.
Note 2. The following parts are contained in optional refrigerant piping kit.
Heat insulating cover, vinyl tapes, nipples, sleeve and flange (for wall hole), connecting cables etc.
2. REFRIGERANT PIPES
Service Ref. : PCH24GK
Service Ref. : PCH30/36GK
Part No. PACSK03FS PACSK05FS PACSK07FS PACSK10FS PACSK15FS
Pipe length (ft.) 10 16 23 33 49
Pipe size O.D.(in.) (in.)
Liquid:[3/8 Gas:[5/8
Connection method Indoor unit: Flared Outdoor unit: Flared
Part No. PACSK03FF PACSK05FF PACSK07FF PACSK10FF PACSK15FF
Pipe length (ft.) 10 16 23 33 49
Pipe size O.D.(in.) (in.)
Liquid:[1/2 Gas:[3/4
Connection method Indoor unit: Flared Outdoor unit: Flared
Part No. PACSK07FK PACSK15FK
Pipe length (ft.) 23
49
Pipe size O.D.(in.) (in.)
Liquid:[1/2 Gas:[7/8
Connection method
Indoor unit: Flared Outdoor unit: Flared
Service Ref. : PCH42GK
3. TIMER ADAPTER
This adapter is needed for system control and for operation via external contacts.
Part No. PAC-SA89TA-E
4. MULTIPLE REMOTE CONTROLLER ADAPTER
This adapter is needed for remote indication (operation/check).
Part No. PAC-SA88HA-E
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