ar4310s0023e

Checking check valve

Typ ar · temat 43.10 · wersja 0202 · 2019-12-19

Dotyczy: Model 447 with engine 274, 622, 651, 654 Model 448 with engine 274

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

Umiejscowienie

Grupa funkcyjna 2 Podwozie › 43 Układ pneumatyczny hamulców i hamulec dodatkowy › 43.10 Pneumatyczne serwo hamulcowe — Seria 447 · Seria 448 · Seria 622 · Seria 651 · Seria 654

EinPAS 21 Hamulce/instalacja podciśnieniowa/układ sprężonego powietrza › 21.15 Hamulec zasadniczy/instalacja podciśnieniowa › 21.15.13 Przewód sztywny/elastyczny/zawór — Seria 447 · Seria 448 · Seria 622 · Seria 651 · Seria 654

Dotyczy też silników/skrzyń biegów: 274 ***

AR43.10-S-0023E

Checking check valve

12.12.2019

Model	447 with engine 274, 622, 651, 654
Model	448 with engine 274

Checking check valve

1	Vacuum tester

S43.05-4512-11

 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
	Check
1	Attach vacuum tester (1) to brake booster		AR43.10-S-0024-01E
		 Test connection	*168589086300
		 Vacuum tester	*201589132100
2	Start engine
3	Read off measurement value	 Read off the measurement value on the vacuum tester (1) after 30 s and 50 s. When doing so, keep the engine at idle speed for at least 50 s.
		Vacuum in hose after engine has been running for 30 seconds	*BE43.05-N-1001-01A
		Vacuum in hose after engine has been running for 50 seconds	*BE43.05-N-1003-01A
4	Turn off engine
5	Read off measurement value	 After 30 s, read off the measurement value on the vacuum tester (1). The vacuum is permitted to drop by max. 0.2 bar in 30 s.
		Vacuum in hose after engine OFF for 30 seconds	*BE43.05-N-1002-01A
		With a vacuum loss greater than 0.2 bar
		
		Replace vacuum line with check valve
6	Remove vacuum tester (1) at brake booster		AR43.10-S-0024-01E
		 Test connection	*168589086300
		 Vacuum tester	*201589132100

Check values for vacuum pump

Number	Designation		Model 447 with engine 274, 622, 651, 654 Model 448
BE43.05-N-1001-01A	Vacuum in hose after engine has been running for 30 seconds	bar	0,8

Check values for vacuum pump

Number	Designation		Model 447 with engine 274, 622, 651, 654 Model 448
BE43.05-N-1002-01A	Vacuum in hose after engine OFF for 30 seconds	bar	 0,75

Check values for vacuum pump

Number	Designation		Model 447 with engine 274, 622, 651, 654 Model 448
BE43.05-N-1003-01A	Vacuum in hose after engine has been running for 50 seconds	bar	0,9

Checking check valve

Checking check valve

201 589 13 21 00

Vacuum tester

168 589 08 63 00

Test connection

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