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Connect all electrical components using the wiring diagrams in accordance with
all state and local codes.
7. Evacuating, Charging and Starting the System
1-Manifold High or Low Pressure Hose; 2-Receiver Discharge or
Compressor Suction Port; 3-Liquid or Suction Line; 4-Pressure Control;
BACK POSITION
FRONT POSITION
MIDDLE POSITION
Fig. 9 ROTALOCK Valve Operation
BACK POSITION
FRONT POSITION
MIDDLE POSITION
Fig. 10 Base Valve Operation
Back Position
: Normal operation, manifold port is closed.
Front Position
: Storage operation, liquid or suction line connection is closed.
Middle Position
: Installation operation, all ports are open.
NOTE
The recommended initial charges are used for reference only, always
use the superheat, subcooling and pressure readings to charge
refrigerant properly.
If the unit is equipped with a low ambient condition kit and installed in the
summer, add 15% more refrigerant.
If the low ambient condition kit is used, turn off the compressor before
power the condensing unit. Only turn on the compressor after the
condensing unit has been powered for 12 hours.
