ar0100s0200eg

Inspect cylinders with a light probe

Typ ar · temat 01.00 · wersja 0300 · 2019-11-16

Dotyczy: Model 447, 448 with engine 274 Model 907 with engine 274

Niedostępne w języku „pl”; wyświetlono w języku Angielski.

Umiejscowienie

Grupa funkcyjna 1 Silnik › 01 Silnik kompletny, odpowietrzenie silnika, głowica cylindrów, skrzynia korbowa › 01.00 Informacje ogólne — Seria 447 · Seria 448 · Seria 907

EinPAS 15 Silnik › 15.15 Silnik spalinowy kompletny/obudowa silnika/mechanizm korbowy › 15.15.15 Silnik spalinowy kompletny — Seria 447 · Seria 448 · Seria 907

Dotyczy też silników/skrzyń biegów: 274 ***

AR01.00-S-0200EG

Inspect cylinders with a light probe

15.11.2019

Model

447, 448 with engine 274

Model

907 with engine 274

Modification notes

29.03.2019

Work procedure changed.

Operation steps 3, 4

29.03.2019

Method extended

Operation steps 7, 9

29.03.2019

Note added.

Operation step 6

Inspect cylinders with a light probe

1

Light projector

P01.00-3403-06

Warning

Risk of burn injuries, suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning caused by skin contact with solid components of the exhaust.

Wear protective clothing and safety glasses. Use the extraction system. Move people out of the hazard area.

AS49.00-Z-0001-01A

Danger

Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel as well as risk of injury to eyes and skin caused by contactwith fuel.

No fires, sparks, open flames or smoking. Pour fuels into suitable and appropriately marked containers only.
Wear protective clothing when handling fuel.

AS47.00-Z-0001-01A

Danger

Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC)

Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines.

AS00.00-Z-0035-01A

Caution

Risk of injury caused by scraping or cutting body parts on sharp vehicle parts

Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.

AS00.00-Z-0017-01A

Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

Remove

1

Switch off ignition.

Store transmitter key outside the transmitter range (at least 2 m).

2

Remove spark plugs.


Model 907 with engine 274

AR15.12-D-1010TSC

Model 447, 448 with engine 274

AR15.12-S-1010EG

Check

3

Connect endoscope with light projector (1).

000 588 01 21 00 Endoscope

WS01.00-P-0097B

4

Move piston of cylinder to be checked to bottom dead center (BDC).

AR01.00-S-1300-03SD


Do not turn engine against direction of engine rotation.
Damage may occur otherwise.

For this purpose, crank engine at center bolt of crankshaft in direction of engine rotation and observe firing order.

Socket wrench bit

*001589650900

5

Inspect cylinder with light probe.

For this purpose, insert endoscope through spark plug bore into cylinder to be checked.

6

Check cylinder barrels.

Notes on the assessment of pistons and piston rings

AH03.10-P-0001-04MM

General information on inspecting cylinder walls

AH01.00-P-0300-01A

In the case of scoring (cylinder wear), cylinder barrel is roughened and honing marks are no longer visible.

If a more detailed assessment of the damage is necessary,

Remove cylinder head.


Model 907 with engine 274

AR01.30-D-5800TSC


Model 447, 448 with engine 274

AR01.30-S-5800EG

7

Remove endoscope from cylinder.

8

Check additional cylinders.

For this purpose, repeat operation steps 4 to 7.

9

Disconnect light projector (1) from endoscope.

000 588 01 21 00 Endoscope

WS01.00-P-0097B

Install

10

Install spark plugs.


Model 447, 448 with engine 274

AR15.12-S-1010EG

Model 907 with engine 274

AR15.12-D-1010TSC

Check

Warning

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

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

AS00.00-Z-0005-01A

11

Perform engine test run.

Inspect cylinders with a light probe

001 589 65 09 00

Socket wrench bit

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