User Manual

RTI Technologies, Inc.
October 6, 1999
Page 13
Note: Skip to step 5 if charging to a n op tional 30 lb DOT Refillable Cylinder via the short
Yellow Hose attached to the rear port.
4. Open Red and Blue Hose Valves.
5. Press top (ON) of rocker switch marked TEST RUN.
6. Press top (ON) of rocker switch marked CHARGE HIGH SIDE. Do not start the Vehi cle' s
Engine. Refrigerant will flow into the hig h side of the A/C System. Closely monitor the liquid
level as it lowers in the Charging Cylinder Sight Glass.
7. Press bottom (OFF) o f ro cke r s witch marked CHARGE HIGH SI DE as soon as the refrige rant
level drops to the sliding indicator.
8. Press bottom (OFF) of rocker switch marked TEST RUN.
The vehicle can now be started and the A/C system checked by monitoring Gauge pressures.
Always close Red and Blue Hose Valves before disconnecting hoses.
Evacuate the hoses per the preceding section "Hose Evacuation".
NOTE: All Refrigerant Recycling Machines charge Liquid, by law. The preceding is the
suggested method of charging liquid into an A/C system.
Some vehicle manufacturers may not provide a High Side connection. The above
instructions would have to be modified accordingly. Always follow the vehicle
manufacturer’s recommended service procedures.
EXTERNAL CYLINDER FULL LIGHT:
This Light will illuminate if the External Charging Cy linders Fill to capacity, approximately 25 lbs.
When this occurs, the External Cylinder must be emptied or changed.
Note: Th e AC800 will be unable to charge while this light is on, or if the Yellow Over Fill
Protection Cord is NOT connected to the 30 lb DOT Refillable Cylinder.