ar4725d0002a

Remove/install gas hose from gas filter to gas distribution rail

Type ar · topic 47.25 · version 0104 · 2004-04-15

Applies to: ENGINE 111.979 in MODEL 902.061 /062, 903.061 /062 /063, 904.062 /063, 902.012 /072, 903.012 /013 /022 /072 /073, 904.012 /013 with CODE (MS7) NGT (Natural Gas Transporter) sprinter ENGINE 111.984 in MODEL 902.661 /662, 903.661 /662 /663, 904.662 /663, 902.612 /672, 903.612 /613 /622 /672 /673, 904.612 /613 with CODE (MS7) NGT (Natural Gas Transporter) sprinter

Where it sits

Function group 1 Engine › 47 Fuel system, powertrain energy supply › 47.25 Lines, hoses — Series 902 (models 012, 061, 062, 072, 612, 661, 662, 672) · Series 903 (models 012, 013, 022, 061, 062, 063, 072, 073, 612, 613, 622, 661, 662, 663, 672, 673) · Series 904 (models 012, 013, 062, 063, 612, 613, 662, 663)

EinPAS 16 Fuel/power supply to engine › 16.10 Fuel supply › 16.10.13 Line/hose/valve — Series 902 (models 012, 061, 062, 072, 612, 661, 662, 672) · Series 903 (models 012, 013, 022, 061, 062, 063, 072, 073, 612, 613, 622, 661, 662, 663, 672, 673) · Series 904 (models 012, 013, 062, 063, 612, 613, 662, 663)

Also applies to engines/gearboxes: 111 979, 111 984

AR47.25-D-0002A

Remove/install gas hose from gas filter to gas distribution rail

9.7.98

ENGINE 111.979 in MODEL 902.061 /062, 903.061 /062 /063, 904.062 /063, 902.012 /072, 903.012 /013 /022 /072 /073, 904.012 /013 with CODE (MS7) NGT (Natural Gas Transporter) sprinter

ENGINE 111.984 in MODEL 902.661 /662, 903.661 /662 /663, 904.662 /663, 902.612 /672, 903.612 /613 /622 /672 /673, 904.612 /613 with CODE (MS7) NGT (Natural Gas Transporter) sprinter

Remove/install gas hose from gas filter to gas distribution rail

D47.25-1103-06

1 Gas filter

2 Sealing ring

3 Gas hose

4 Gas distribution rail

Remove/Install

Danger!

Risk of explosion. When working on natural-gas vehicles, escaping natural gas or an overheated compressed-gas tank may result in explosion. Risk of frostbite to body parts from escaping natural gas or contact with components near the valves while draining the compressed-gas tanks. Risk of poisoning or risk of suffocation from inhaling natural gas.

Remove any sources of ignition.

Ensure that the work area is adequately ventilated.

Wear heat-protective gloves.

AS00.00-Z-0018-01A

1

Close the gas shutoff valves at the compressed-gas tanks

AR47.10-D-0005A

Danger!

Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns when while in the engine during the starting procedure or when the engine is running

Secure vehicle to prevent it from starting on its own.
Wear closed and snug-fitting work clothes.
Do not grasp hot or rotating parts.

AS00.00-Z-0005-01A

2

Start the engine and allow it to run with the vehicle stationary until the engine stops on its own.

Push extraction hose onto exhaust pipe. After engine has stopped, switch ignition off. Gas system is adequately emptied after engine stops.

3

Detach the gas hose connection (3) at the gas distribution rail (4)

Installation: Replace sealing ring (2)

4

Remove gas filter (1)

Slacken bottom hexagon bolt at fixture

5

Detach the gas hose connection (3) from the gas filter (1)

Installation: Replace sealing ring (2)

6

Install in the reverse order

7

Inspect gas hose connections (3) for leaks

Moisten connections all round with soapy suds. Switch ignition on and inspect connections for the formation of bubbles.

Referenced documents