Robinair 34788-H Recovery, Recycling, Recharging Unit - Manual (Page 15)

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560826 Rev. D, August 23, 2013
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 manually injected by the user before or after
the charge cycle using a separate oil inject 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 the AUTOMATIC button. See Figure 9.
3. The unit asks if a recovery is needed. Press
STOP / NO to skip the recovery cycle; press
START / YES to accept. If NO is selected, the
unit asks for vacuum and time of vacuum.
4 . The unit asks if a leak test is needed. Press STOP
/ NO to skip the leak test; press START / YES to
accept.
5. The unit asks if a charge is needed. Press
STOP / NO to skip the charge cycle and
proceed to Step 6; press START / YES to
accept.
If START / YES is pressed, the unit displays
CHARGE HYBRID W/ AN
ELECTRIC COMPRESSOR
THAT USES POE OIL?
YES NO
If servicing a hybrid, press START / YES .
Connect service couplers to the storage port
connections shown in Figure 10, and open
the coupler valves. Press START / YES again
to begin a hose flush procedure. When hose
flushing is complete, connect the service hoses
to the vehicle service ports, and press START /
YES to continue. Press CHARGE again to toggle
between high- or low-side charge, or both.
Accept the default weight by pressing START
/ YES, or type in a desired weight using the
number keys and press START / YES .
Automatic
Function
Figure 9
Figure 10
Storage Port
Connections