ap4700t172001ca

Bleed fuel system

Type ap · topic 47.00 · version 0101 · 2005-07-12

Applies to: ENGINE 457.944 in MODEL NMB613.367 ENGINE 457.941 in MODEL NMB613.368

Where it sits

Function group 1 Engine › 47 Fuel system, powertrain energy supply › 47.00 General — Series 613 (models 367, 368)

EinPAS 16 Fuel/power supply to engine › 16.10 Fuel supply › 16.10.1 Basic information — Series 613 (models 367, 368)

Also applies to engines/gearboxes: 457 941, 457 944

AP47.00-T-1720-01CA

Bleed fuel system

Danger!

Risk of explosion from fuel igniting, risk of poisoning from inhaling and swallowing fuel as well as risk of injury to eyes and skin from contact with fuel.

No fire, sparks, naked flames or smoking.
Pour fuels only into suitable and appropriately marked containers.

Wear protective clothing when handling fuel.

AS47.00-Z-0001-01A

Bleed fuel system

T47.00-0003-12

1 Open bleed screw (2)

2 Open fuel shutoff cock (3).

3 Operate fuel feed pump (1) as long as necessary until fuel flows out the bleed screw (2) free of bubbles.

4 Close bleed screw (2)

5 Continue to operate fuel feed pump (1) until stronger back pressure is noticeable.

1 Fuel feed pump

2 Bleed screw

3 Fuel shutoff cock

4 Fuel prefilter

Referenced documents