ar0703d0002a

Remove/install injection valve

Type ar · topic 07.03 · version 0105 · 2012-02-16

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 › 07 Mixture formation › 07.03 Injection jets, Injection valves, Lines — 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 15 Engine › 15.45 Engine management › 15.45.42 Fuel distributor/rail/nozzle/injector — 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

AR07.03-D-0002A

Remove/install injection valve

14.2.12

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 injection valve

D07.03-0002-12

1 Anti-twist lock

2 Sealing ring

3 Injection valve

4 Sealing ring

5 Gas distribution rail

Remove/Install

Danger!

Risk of explosion due to escaping gas or overheating of compressed gas tank, while working on natural-gas vehicles. Risk of frostbite to exposed body parts from escaping natural gas or contact with components near the valves, while draining compressed gas tanks. Risk of poisoning or suffocation if natural gas is inhaled.

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 when engine is running. Risk of injury caused by contusions and burns when working in engine during starting procedure

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

AS00.00-Z-0005-01A

2

Start the engine and let it run until it stops by itself.

Push extraction hose onto exhaust pipe. After engine has stopped, switch ignition off. Gas system is sufficiently drained when the engine has stopped.

Danger!

Risk of explosion due to oxyhydrogen gas. Risk of poisoning and caustic burns if battery electrolyte is swallowed.Risk of injury caused by burns to skin and eyes from battery acid or when handling damaged lead-acid batteries

No fire, sparks, open flames or smoking. Wear acid-resistant gloves,

clothing and goggles. Pour battery electrolyte only into suitable and appropriately marked containers.

AS54.10-Z-0001-01A

3

Disconnect ground lead from battery

Notes on battery

All models

AH54.10-P-0001-01A

4

Remove air intake hose

Model designation 902.0/903.0/904.0

AR09.10-D-8030C

Model designation 902.6/903.6/904.6

AR09.10-D-8030F

5

Remove gas distribution rail together with injection valves

AR07.03-D-0001A

6

Pull anti-twist lock (1) away from injector valve (3)

Installation: When inserting the retaining clamp, ensure the anti-twist lock is correctly seated at the injection valve (four-point lug).

7

Pull injection valve (3) out of the gas distribution rail (5)

8

Take off sealing rings (2, 4)

Installation: Fit new sealing rings (2, 4) and lightly oil them

9

Install in the reverse order

Referenced documents