Robinair 178012K Recovery, Recycling, Recharging Unit - Manual (Page 36)

© 2000 Robinair, SPX Corporation 34
USING DISPLAY CODES
134A R-134a; indicates R-134a automotive refrigerant requiring 1 /
2
” Acme
fittings.
Add Add refrigerant to the tank before starting charging procedures.
CAL The scale is out of calibration; see Calibrating the Scale.
Check
Refrigerant
Tank has six (6) pounds or less of refrigerant; charging will not activate.
CH-F Change compressor oil and filter/drier; 200 pounds of refrigerant has
been recovered since the last change.
CH-P A/C-R system pressure is low; prevents pulling air into the unit from a
leaky system.
CL-c Clearing complete; indicates that the first stage of the clearing process is
complete.
CL-L The low side clearing routine is in progress; this occurs when you press
RECOVER and can last up to four minutes.
Clr Self-clearing; if this message is displayed, the unit is in the self-clearing
process.
CON The vacuum pump will run continuously; press SHIFT/RESET to stop.
CONT Continue; indicates that unit pressure has equalized during the first stage
of the clearing process.
CPL Complete; the current procedure is finished.
door (Flashes) The unit has been cleared and you can now select a door
position. Slide the refrigerant lockout panel (located on the back of the
unit, top left corner) to expose the fittings for the selected refrigerant
type.
Operating Guidelines