Draining the rear gas tank if the solenoid valve does not open

Fig 1: View Of Drainage Line

Courtesy of VOLVO CARS OF NORTH AMERICA.

Drain the line.

Raise the car.

Remove the guard for the rear gas tank.

Unscrew the valve for the engine gas pipe.

Check that valve 9995701 is closed.

NOTE:

Tighten counter-clockwise using an Allen key to stop

Install valve 9995701 .

Open the pipe coupling before the engine compartment. Connect the drainage line to the nipple. (Connection thread: 7/16"-20 UNF )

Alternative 1: Lead off the gas to a burner which is set up securely.

Alternative 2: Lead off the gas to a compressor with a storage tank.

NOTE:

Follow any relevant national statutory requirements.

Open valve 9995701 using an Allen key. Tighten clockwise.

When the tank is drained, shut the valve. Use an Allen key. Tighten counter-clockwise.

Install the original valve.

NOTE:

Always use new gaskets.

CAUTION:

The tank always contains a small amount of gas after drainage.