Partially replacecorner pillar reinforcement at bottom

AR64.30-S-5720E

Partially replacecorner pillar reinforcement at bottom

18.12.2019

Model

447, 448

Modification notes

12.12.2019

Method extended

Operation step 10

1

Lower corner pillar paneling

 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.Model 447 with engine 780

AS00.00-Z-0035-01A

 Danger

The high voltage used for electric welding presents a lethal hazard. Risk of explosion from welding in areas close to highly inflammable materials. Risk of injury from weld splatter and UV-light when welding. Risk of poisoning from inhaling welding gases

Use insulating mats. Wear protective clothing, safety glasses and a protective mask. Remove highly inflammable materials from the hazard area. Use air extraction system.

AS00.00-Z-0007-01A

 Danger

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.

AS00.00-Z-0010-01A

 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

Topical note

General information on handling vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system

Model 447 with engine 780

AH00.00-Z-0300-01A

Topical note

Special instructions for lifting and supporting vehicle

AH00.60-N-0100-01A

Topical note

General information on body repair

AH60.00-N-0001-01A

Topical note

Measures for preventing damage to components when performing electric welding and soldering work

AH60.00-P-0001-02A

General information on MB materials

AH98.00-P-9409-03A



Remove

1

Remove all detachable parts in area of repair point.

2

Cover all detachable parts remaining in vehicle with welding protection blankets.

 Commercially available devices/tools
Welding protection blanket

3

Remove soundproofing.

AR60.00-S-1752E

 Only in repair area.

4

Cut off rear sidewall paneling lower section.

AR63.10-S-5665E

5

Partially cut off bottom corner pillar reinforcement (1).

AR64.30-S-5720-01E

 Commercially available devices/tools
Body power jigsaw
Hand drill
Spot weld milling machine
Rotary wire brush
Wet and dry vacuum cleaner

Zinc dust paint suitable for spot welding

*BR00.45-Z-1001-07A

6

Prepare bottom corner pillar reinforcement (1) for partial installation.

AR64.30-S-5720-02E

 Commercially available devices/tools
Body power jigsaw
Sheet metal crimping pliers
Rotary wire brush
Wet and dry vacuum cleaner

Zinc dust paint suitable for spot welding

*BR00.45-Z-1001-07A



Install

7

Install and weld in bottom corner pillar reinforcement section (1).

AR64.30-S-5720-03E



000 588 01 84 00 Welder

WS60.00-P-0021K



000 588 02 84 00 Welder

WS60.00-P-0022K

 Commercially available devices/tools
Clamping pliers (Standard)
Angular grinder
Rotary wire brush
Wet and dry vacuum cleaner

Zinc dust paint suitable for spot welding

*BR00.45-Z-1001-07A

8

Install rear sidewall paneling lower section.

AR63.10-S-5665E

9

Remove welding protection blankets.

10

Install soundproofing.

AR60.00-S-1752E

 Only in repair area.

11

Install all detachable parts in area of repair point.

Repair materials

Number

Designation

Order number

BR00.45-Z-1001-07A

Zinc dust paint suitable for spot welding

A 000 986 34 42