ap4720w4782a

Remove/install high pressure gas filter element

유형 ap · 주제 47.20 · 버전 0101 · 2010-04-29

적용 대상: ENGINES 902.9, 906.9 in MODEL 957.5 /6 with CODE (MS8) Natural gas engine

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위치

기능 그룹 1 엔진 › 47 연료 시스템, 드라이브 트레인 에너지 공급 › 47.20 연료펌프, 필터 — 시리즈 902 (모델 9**) · 시리즈 906 (모델 9**) · 시리즈 957 (모델 5**, 6**)

EinPAS 16 연료/에너지 공급, 엔진 › 16.10 연료 공급 › 16.10.41 필터/물 분리기 — 시리즈 902 (모델 9**) · 시리즈 906 (모델 9**) · 시리즈 957 (모델 5**, 6**)

AP47.20-W-4782A

Remove/install high pressure gas filter element

28.4.10

ENGINES 902.9, 906.9 in MODEL 957.5 /6 with CODE (MS8) Natural gas engine

Remove/install high pressure gas filter element

N47.20-2123-06

1 Filter housing

2 Filter element

3 Drain plug

4 Sealing ring

5 Sealing ring

6 Sealing ring

Remove/install

Danger!

Risk of explosion caused by escaping natural gas or overheating of compressed-gas tanks when working on vehicles powered by natural gas. Risk of frostbite to body parts caused by escaping natural gas or contact with components near valves when draining compressed-gas tanks. Risk of poisoning or suffocation caused by 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

Notes on work safety regulations for vehicles with natural gas-powered engines

AH00.10-N-1000-04A

1

Close gas shutoff valves at compressed-gas tanks

AR47.10-W-0005H

Danger!

Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running

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

AS00.00-Z-0005-01A

2

Start engine and run on idle until it engine goes off by itself

Gas lines and components are made free of gas

3

Switch off ignition

4

Remove drain screw (3) on filter housing (1)

Residual gas volume escapes

Installation: Replace seal (6). For assembly of the new sealing ring (6) mask off the thread of the drain screw (3) using insulation tape to prevent any damage to the sealing ring.

*BA47.20-N-1001-04A

5

Unscrew filter housing (1)

6

Replace air filter element (2)

Installation: Before assembling the air filter element (2), grease thread on the filter head using assembly grease. When installing the air filter element (2) use a new sealing ring (5) and tighten the air filter element (2) finger-tight.

7

Screw-in filter housing (1)

Installation: Clean filter housing (1) using lint-free rags. Replace compression ring (4).

*BA47.20-N-1002-04A

8

Open gas shutoff valves on compressed-gas tanks

AR47.10-W-0005H

Danger!

Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running

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

AS00.00-Z-0005-01A

9

Switch on ignition, start engine and allow to idle

10

Check high pressure gas filter for signs of leaks

Apply a foaming agent, for example, soapy water or a leak detection spray, all around the high pressure gas filter.

11

Stop engine, switch off ignition

Gas filter

Number

Designation

Engine
902.9, 906.9 with code MS8

BA47.20-N-1001-04A

Drain screw to filter housing

Nm

12

BA47.20-N-1002-04A

Filter housing to filter head

Nm

55

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