Robinair 34788-I Recovery, Recycling, Recharging Unit - Manual (Page 12)

10
Operating Instructions
Flushing the Hoses
If the next vehicle to be serviced contains a different
type of oil than the previous vehicle serviced, the
hoses must be flushed of all residual oil to prevent
contamination.
1. Press the MENU button on the keypad.
2. Press the UP or DOWN arrow key to scroll to
HOSE FLUSH, and press START / YES.
3. Connect the hoses to the unit’s storage port
connections (shown in Figure 6), and open the
coupler valves.
4. Select START / YES to begin the hose flush
process.
The display will read
FLUSH COMPLETE
CONNECT SERVICE
HOSES TO VEHICLE
START TO CONTINUE
5. Close the coupler valves and press START / YES.
6. Press STOP / NO to exit the HOSE FLUSH menu.
Storage Port
Connections