Open a cowl.

Install the manometer of pressure of KM-J-34730-91 fuel.

Turn off a protective cap of the control union 2 on a pipe of the fuel distributor.

NOTE The control union on the Z10XEP engine is located on a pipe of the fuel distributor from above.

Start the engine.

Let out the air from the fuel pressure manometer.

Consider the indication of pressure of fuel on the manometer.

Preset value: 380 kPa (3,8 bars).

Stop the engine.

Reduce fuel pressure on the fuel pressure manometer.

Collect the following fuel in suitable capacity.

Dismantle the manometer of pressure of KM-J-34730-91 fuel.

Wrap a protective cap of the control union.

Close a cowl.