Robinair 34134Z Refrigerant Recovery, Recycle, Recharge Unit - Manual (Page 19)

Recover/Recycle/Recharge Unit
17
Operation
After recovering the refrigerant from the A/C system, use the following steps to
drain the A/C system oil into the unit’s oil drain bottle.
Oil Drain Bottle
INST0984
Oil Drain Valve
Draining the A/C System Oil
Oil Drain Bottle Location
1. Make sure the oil drain bottle is empty. Remove, empty, and replace the oil
drain bottle if necessary.
NOTE: Dispose of oil according to current local regulations.
2. On the control panel, open the Oil Drain valve. Watch the oil drain into the
oil-drain bottle. It may take 30 seconds or more for the oil to start draining.
3. When the oil stops draining, close the Oil Drain valve.
4. Check the oil-drain bottle, and record the amount of oil removed. This is the
amount of oil that must be added to the A/C system after evacuating the A/C
system. Refer to step 2 in
Replenishing the A/C System Oil in this
manual.
5. Remove, empty, and replace the oil-drain bottle.
After draining the oil, evacuate the A/C system. Refer to the instructions on the
next page.