1 | Outer rear roof frame |
S65.20-4537-06
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 | |
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. | |
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. | |
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 | |
Topical note | General information on body repair | ||
Topical note | Measures for preventing damage to components when performing electric welding and soldering work | ||
General information on MB materials | |||
| 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 | |
3 | Remove soundproofing. | ||
Only in repair area. | |||
4 | Remove outer rear roof frame (1). | ||
| 000 588 00 84 00 Heat gun | ||
Commercially available devices/tools | |||
Zinc dust paint suitable for spot welding | |||
5 | Prepare outer rear roof frame (1) for installation. | ||
Commercially available devices/tools | |||
Zinc dust paint suitable for spot welding | |||
| Install | ||
6 | Install and weld in outer rear roof frame (1). | ||
| 000 588 01 84 00 Welder | ||
| 000 588 02 84 00 Welder | ||
Commercially available devices/tools | |||
7 | Clean weld joints and sheet metal flanges with rotary wire brush. | Commercially available devices/tools | |
8 | Remove welding protection blankets. | Commercially available devices/tools | |
Danger | Risk of explosion caused by paint vapors igniting. Risk of poisoning caused by inhaling paint vapors. | No smoking! No open fire! Use respiratory protection, protective clothing, gloves, safety glasses and protective skin cream. Ensure that the area is well ventilated. | |
9 | Prime repair area with a primer filler. | ||
Topical note | Notes on paintwork repairs | ||
Use only primer filler approved by Daimler AG: | |||
10 | Seal seam after repair. | ||
Supplement standard seals with sealant. | |||
Danger | Risk of explosion caused by paint vapors igniting. Risk of poisoning caused by inhaling paint vapors. | No smoking! No open fire! Use respiratory protection, protective clothing, gloves, safety glasses and protective skin cream. Ensure that the area is well ventilated. | |
11 | Paint repair area and adjacent surfaces. | ||
Topical note | Notes on paintwork repairs | ||
Use only paints approved by Daimler AG: | |||
12 | Supplement cavity preservation | ||
13 | Install soundproofing. | ||
Only in repair area. | |||
14 | Install all detachable parts in area of repair point. |
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