Remove/install seat belt with emergency tensioning retractor

AR91.40-D-0630F

Remove/install seat belt with emergency tensioning retractor

23.07.2019

Model

909

Shown on model 909.6

4

Cover

6

Screw

8

Guide

5

Seat belt retractor with emergency tensioning retractor

7

Connector

13

Screw

MODEL 909.8 with CODE UZ1 (CORPORATE bus 16+1-seater with center aisle), left side of vehicle

4

Cover

 Warning

Risk of injury caused by performing testing or repair work on airbag or emergency tensioning retractor units.

Store airbag units with deployment side facing up; do not expose to temperatures greater than 100 °C. When working on these units, disconnect the power supply.

AS91.00-Z-0001-01A

Topical note

Notes on carrying out repair work in the vehicle interior

AH68.00-N-0001-01S

Topical note

Notes on performing repair, body work and welding on vehicles with airbags and RTE units

AH91.00-P-0002-01M

Legal requirements on handling and storing airbags and emergency tensioning retractor units

AH91.00-P-0004-01A

Assessment of airbag and belt tensioner units in accident vehicles

AH91.00-P-0006-01B

 

Remove/install

 Danger

Risk of explosion from explosive gas. Risk of poisoning and caustic burns from swallowing battery electrolyte. Risk of injury through burns to skin and eyes from battery acid or when handling damaged lead-acid batteries

No fires, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and glasses. Only pour battery acid into suitable and appropriately marked containers.

AS54.10-Z-0001-01A

1

Remove ignition key and disconnect ground line of battery

Topical note

Notes on battery

AH54.10-P-0001-01A

2.1

Remove trim (4) from B-pillar

Model 909.6
Model 909.8
except code UZ1 (CORPORATE bus, 16+1-seater with center aisle)

AR68.30-D-4700F

2.2

Release trim (4) in upper area from B-pillar until seat belt retractor with emergency tensioning retractor (5) is accessible

Model 909.8
with code UZ1 (CORPORATE bus, 16+1-seater with center aisle)

AR68.30-D-4700F


When removing left seat belt retractor with emergency tensioning retractor (5), release trim (4) carefully.
Otherwise, the sealing (arrows) may be damaged.

 Installation: Repair or replace damaged sealing (arrows) as required.

Sealant 221, 310 ml, DBL 6069.20

*BR00.45-Z-1013-02A

3

Remove screw/bolt (13) on upper guide point

 Bolt, belt guide to belt height adjuster

*BA91.40-N-1002-01B

4

Remove plug (7) on the squib of the seat belt retractor with emergency tensioning retractor (5)

 Caution

Risk of injury. Injury may result when the tension in the spring in the automatic belt retractor is released.

Never disassemble automatic belt retractors.

AS91.00-Z-0002-01A

5

Remove screw/bolt (6), remove seat belt retractor with emergency tensioning retractor (5) and remove from guide (8) on B-pillar

 Ensure proper disposal when exchanging seat belt retractor with emergency tensioning retractor (5).

 Installation: Ensure that guide (8) is seated correctly.
Never use oil or grease to eliminate noises.

 Bolt, seat belt retractor to B-pillar

*BA91.40-N-1003-01B

6

Install in the reverse order

7

Connect diagnostic system and perform quick test



AD00.00-D-2000-04F

 Delete fault memory if necessary.

8

Perform function test of seat belt

9

Set time on instrument cluster

10

Adjust time on the heater timer for auxiliary heater

Model 909
with code H12 (Auxiliary hot-water heater)
Model 909
with code H86 (Chronometer with relay for independent heating)
Model 909
with code HZ5 (10 kW warm water auxiliary heater with timer)

 Seat belts/emergency tensioning retractors

Number

Designation

Model 909

BA91.40-N-1002-01B

Bolt, belt guide to belt height adjuster

Nm

37

 Seat belts/emergency tensioning retractors

Number

Designation

Model 909

BA91.40-N-1003-01B

Bolt, seat belt retractor to B-pillar

Nm

37

Repair materials

Number

Designation

Order number

BR00.45-Z-1013-02A

Sealant 221, 310 ml, DBL 6069.20

A 001 989 64 20