Robinair 178012K Recovery, Recycling, Recharging Unit - Manual (Page 37)

Model 178002K/178012K Recovery/Recycling/Recharging Unit 35
OIL/drn (Flashes alternately) Drain; open the oil drain valve to relieve the pressure
in the unit.
FIL Filter/drier change procedure is being performed.
FULL The tank is full; recovery stops automatically.
HI-P High pressure; the unit pressure is greater than 435 psi.
OIL Change vacuum pump oil; it has been 10 hours since the last oil change.
R12 R-12; indicates R-12 or other refrigerant type requiring 1 /
4
” flare
fittings.
SCAL Scale problem; the scale is broken or disconnected, or the tank has
exceeded 80 pounds gross weight.
U-HI High pressure to vacuum pump; prevents blowing refrigerant through the
vacuum pump. To relieve pressure, perform a recovery process (see the
Operating Instructions).
99LB The maximum amount displayed during recovery is 99 pounds. Press
SHIFT/RESET to clear the display.
Operating Guidelines