User Manual

12
© 2003 SPX Corporation
Operating Instructions – Automatic
The automatic function allows a user to program an
automatic recovery, vacuum, leak test, and / or charge
sequence. The user may choose to skip any step in the
automatic operation during the programming. A total
automatic sequence may take an hour to complete.
Note: Oil recovered during the recovery cycle can be
injected by the user before the charge cycle, or can be
manually injected into the vehicle after charge using a
separate oil injection tool.
1. Connect the high- and low-side service hoses to
the A/C system, and open the coupler valves on
the hoses.
2. Press AUTOMATIC.
3. The unit will ask if a recovery is needed.
Press STOP / NO to skip the recovery cycle.
Press START / YES to accept.
4. The unit will ask if vacuum is needed for evacuation.
Press STOP / NO to skip the vacuum cycle.
Press START / YES to accept.
If START / YES is selected, press the START / YES
key again to accept the default evacuation time of 15
minutes, or enter the desired evacuation time by using
the number keys, and press START / YES again.
5. If vacuum has been selected, the unit will ask if a
leak check is needed.
Press STOP / NO to skip the leak check.
Press START / YES to accept.
6. The unit will ask if a charge is needed.
Press STOP / NO to skip the charge cycle.
Press START / YES to accept a charge. Press
CHARGE to toggle between high- or low-side
charge, or both.
Accept either the default weight by pressing
START / YES, or type in a desired weight using
the number keys, and then press START / YES.
7. The display will show an overview of all the tests
that were selected. Press START / YES to begin the
automatic sequence.
Operating Tips
If the weight entered will leave less than 3 lbs.
(1.36 kg) of refrigerant in the internal tank after
charge, the charge function will not start. The
display reads
INSUFFICIENT REFRIG.
PRESS ANY KEY TO EXIT
Refer to the Maintenance section of this manual
for instructions on Refilling the Internal Tank.
AUTOMATIC
START
YES
VACUUM
INJECT OIL
CHARGE
RECOVER
1 32
465
798
0
MENU
STOP
NO
Automatic
Function