ar4305p0001rfw

Remove/install electric vacuum pump

Typ ar · temat 43.05 · wersja 0100 · 2018-12-05

Dotyczy: Model 253.992/993

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

Umiejscowienie

Grupa funkcyjna 2 Podwozie › 43 Układ pneumatyczny hamulców i hamulec dodatkowy › 43.05 Pompa podciśnienia — Seria 253 (modele 992, 993)

EinPAS 21 Hamulce/instalacja podciśnieniowa/układ sprężonego powietrza › 21.15 Hamulec zasadniczy/instalacja podciśnieniowa › 21.15.50 Pompa podciśnienia/zbiornik sprężonego powietrza — Seria 253 (modele 992, 993)

AR43.05-P-0001RFW

Remove/install electric vacuum pump

26.10.2018

Model

253.992/993

Remove/install electric vacuum pump

P43.05-A001-09

1

Electrical connector

4

Bracket

2

Vacuum line

M56

Vacuum pump

3

Screw

Danger

Risk of explosion caused by escaping hydrogen or overheating of the fuel tanks when working on the hydrogen system. Risk of frostbite to body parts caused by escaping gas and by touching component parts carrying gas when emptying fuel tanks. Risk of asphyxiation caused by inhalation of air diluted by hydrogen. Risk of burn injuries by coming into contact with an invisible pale blue hydrogen flame.

AS00.00-Z-0030-01B

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Topical note

Notes on fuel cell system

AH00.00-P-0022-01RFW

Remove/install

1

Ensure that the requirements for driving into the workshop are fulfilled.

Topical note

Requirements for driving into the workshop

AH00.00-P-0021-01RFW

2

Print out "tank system, fuel cell, form event log," fill out, and attach to the vehicle somewhere clearly visible.

OF00.00-P-3000-21RFW

3

Remove left center underfloor paneling.

AR61.30-P-1001RFW

4

Remove left front wheel and tire assembly.

AR40.10-P-1102A

5

Remove left fender liner in fender.

AR88.10-P-1300LW

6

Loosen steering coupling from steering shaft.

AR46.10-P-8000LW

7

Disconnect electrical connector (1).

8

Release and remove vacuum line (2) at vacuum pump (M56).

9

Unscrew bolts (3).

Screw, electrical vacuum pump to supporting frame

*BA43.05-P-1001-01R

10

Remove vacuum pump (M56) with bracket (4) toward rear.

The vacuum pump (M56) is only available as a replacement part together with the bracket.

11

Install in the reverse order.

12

Reset runtime status of the electrical vacuum pump (M56) using the vehicle diagnosis system.

When replacing vacuum pump (M56).

AD00.00-P-2000-04B

13

Perform brake test on test stand.

AP42.00-P-4290BA

Vacuum pump

Number

Designation

Model 253.992/993 with engine 780
with code ME02 (Fuel cell)

BA43.05-P-1001-01R

Screw, electrical vacuum pump to supporting frame

M8

Nm

20

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