How do I purge excess air from tank manually on aRobinair 34788NI
To manually purge excess air from the tank on a Robinair 34788NI, you will need to follow these steps:
1. Connect the recovery machine to the vehicle's A/C system and open the valve on the recovery cylinder.
2. Turn on the recovery machine and let it run until the high-pressure gauge reads about 500 psi.
3. Turn off the recovery machine and close the valve on the recovery cylinder.
4. Disconnect the hose from the recovery cylinder and open the valve on the recovery cylinder to release the pressure.
5. Close the valve on the recovery cylinder and reattach the hose.
6. Turn the recovery machine back on and let it run until the high-pressure gauge reads about 500 psi again.
7. Turn off the recovery machine and close the valve on the recovery cylinder.
This process should help to purge any excess air from the tank. It's important to follow these steps carefully to ensure that the recovery machine is used safely and correctly.
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