Owner manual

© Bosch Automotive Service Solutions LLC
38
ENGLISH
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
" are
ttings.
SCAL. . . . . . . . . .Scale problem; the scale is broken or disconnected, or the tank
has exceeded 75 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 OperatingInstructions).
Operating Guidelines