MAHLE RTI Matco AC2880 - Manual (Page 14)

Page 12
AUTOMATIC
(Continued)
HIGH PRESSURE - SEE MANUAL (Note B)
A condition of high pressure during the recycle process will
cause this message to be displayed. Turn the power off and
contact RTI Technical Service for assistance.
CYLINDER FULL - GO TO CHARGE (Note C)
If the charge cylinder fills to a maximum capacity of 17.5 lbs.
during the recycle process this message will be displayed. Press
the [
#] key to return to the main menu and go to the charge
procedure to transfer refrigerant to an external cylinder.
PUMP OFF '' '' '' '' MIN - CONTINUE (Note D)
Process will stop to allow checking for leaks if Y was entered at
PERFORM VACUUM LEAK TEST on previous page. The
display will show total time since the vacuum pump shut off. A
leak is indicated if by an increasing pressure on the gauges.
PURGE AIR AND DRAIN OIL
Process will stop so that air can be purged and oil drained. Refer
to previous section on purging air and draining oil for
instructions.
IMPORTANT: Air must be purged and oil drained. Failure to
do so will cause excess air to be introduced into the A/C
during charge and the AC2880 will fill with excess oil
causing serious operational problems.
CLOSE VALVES AND ADD OIL NOW (Note E)
Process will stop so that oil can be added if Y was entered at
ADD OIL? on previous page. Attach a filled oil charge bottle to
the appropriate oil charge port. When prompted, close In/Out
valves and open the valve on the bottle until the desired amount
of oil is drawn into the A/C.