Robinair 34788-I Recovery, Recycling, Recharging Unit - Manual (Page 8)

6
Set Tank Fill Level
The operator may either accept the unit’s pre-set
default weight of 15 lbs. (6.8 kg) of refrigerant stored in
the internal storage vessel (ISV), or change the amount
to accommodate the application.
The unit displays
LEVEL: 15.00 LBS.
ENTER TANK FILL LVL
LIMIT: 4 TO 17 LBS.
PRESS START / YES TO SAVE
1. Press START / YES to accept the default amount, or
use the keypad to enter a desired amount and press
START / YES.
Add Oil to the Vacuum Pump
CAUTION: The vacuum pump is shipped without
oil in the reservoir. Failure to add oil to the vacuum
pump will damage the pump.
The unit displays
ADD 5 OZ OF NEW OIL
TO VACUUM PUMP
START TO CONTINUE
1. Remove the brass plug from the vacuum pump oil fill
port. See Figure 3.
2. Attach the flexible tube/cap to the oil bottle; pour only
five (5) ounces of vacuum pump oil into the fill port.
Note: You will top off the oil in the next step as the
vacuum pump is running.
3. Press and release the START / YES key. While the
vacuum pump is running, slowly add oil until the
level rises to the center of the reservoir’s sight glass.
4. Press the STOP / NO key to stop the vacuum pump,
and install the brass plug in the fill port.
5. Press START / YES to continue.
Setup
Figure 3
Sight
Glass
Fill Port
Vacuum Pump
Sight Glass
CAUTION: The unit is programmed
to run the setup procedure as outlined
here. To prevent personal injury, do
NOT operate the unit at any other time
without the brass plug installed, because
the vacuum pump is pressurized during
normal operation.
Fill Port