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Replace upper front longitudinal member - AR62.20-P-1286CW

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MODEL 204, 207 

Shown on model 204.0 

Fig 1: Locating Upper Front Longitudinal Member
G07072774Courtesy of MERCEDES-BENZ USA

Shown on model 207.4 

Fig 2: Identifying Upper Front Longitudinal Member And A-Pillar Reinforcement
G07072775Courtesy of MERCEDES-BENZ USA
REMOVING Removing     
DANGER Risk of death  caused by high voltage used for electric welding. Risk of explosion  caused by welding in the area of highly inflammable materials. Risk of injury  caused by welding spatter and UV light while welding. Risk of poisoning  caused by inhaling welding fumes. Use insulating mats. Wear protective clothing, safety glasses and protective mask. Remove highly inflammable materials from the hazard area. Use air extractor system. AS00.00-Z-0007-01A
DANGER Risk of poisoning  caused by inhaling vapors or swallowing adhesive. Risk of injury  caused by adhesive coming into contact with skin and eyes Wear respiratory protection, protective gloves and safety glasses. Pour adhesive into suitable and appropriately marked containers only. AS00.00-Z-0016-01A
DANGER 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
NOTES Measures for preventing damage to vehicles or components when performing electric welding work   AH00.00-N-0005-01A
NOTES General information on repairs to body Model 204.0/2/9, 207 AH60.00-N-0001-01A
NOTES General information on repairs to body Model 204.3 AH60.00-P-0001-01A
NOTES Pretreatment of bonding surfaces   AH60.00-P-0008-01SX
IMPORTANT General information on MB materials   AH98.00-P-9409-03A
1 Prepare required workshop equipment and commercially available tools for repair    
2 Remove all detachable body components in area to be repaired.    
3 Cover all detachable parts remaining in vehicle with welding protection blanket Welding protective blanket
gotis://K_60-65_23.0 
 
4 Remove A-pillar reinforcement (2) Type 207.4
IMPORTANT If upper front longitudinal member (1) is damaged severely.
Carbide cutter
gotis://K_58.3_07.0 
 
5.1 Separate upper front longitudinal member (1) IMPORTANT If upper front longitudinal member (1) is damaged severely. AR62.20-P-1286-01CW 
SPECIAL TOOL Spot weld milling cutter
Weld-spot milling machine
gotis://K_58.1_02.0 
Body jig saw
gotis://K_58.1_01.0 
Hot-air gun
gotis://K_60-65_11.0 
Round wire brush
gotis://K_58.3_06.0 
Wet and dry vacuum cleaner
gotis://P_00.12_06.0 
Figure
Zinc dust paint suitable for spot welding *BR00.45-Z-1001-07A 
5.2 Partially separate upper front longitudinal member (1) IMPORTANT If upper front longitudinal member (1) is damaged slightly in front area. AR62.20-P-1287-01EW 
SPECIAL TOOL Spot weld milling cutter
Weld-spot milling machine
gotis://K_58.1_02.0 
Body jig saw
gotis://K_58.1_01.0 
Hot-air gun
gotis://K_60-65_11.0 
Round wire brush
gotis://K_58.3_06.0 
Wet and dry vacuum cleaner
gotis://P_00.12_06.0 
Figure
6 Prepare A-pillar reinforcement (2) for installation Model 207.4
IMPORTANT If upper front longitudinal member (1) is damaged severely.
Round wire brush
gotis://K_58.3_06.0 
 
7.1 Prepare upper front longitudinal member (1) for installation IMPORTANT If upper front longitudinal member (1) is damaged severely.
Round wire brush
gotis://K_58.3_06.0 
AR62.20-P-1286-02CW 
Zinc dust paint suitable for spot welding *BR00.45-Z-1001-07A 
7.2 Partially prepare upper front longitudinal member (1) for installation IMPORTANT If upper front longitudinal member (1) is damaged slightly in front area.
Body jig saw
gotis://K_58.1_01.0 
Round wire brush
gotis://K_58.3_06.0 
AR62.20-P-1287-02EW 
INSTALLING Install     
8 Install welding device   AR62.20-P-1286-05CW 
SPECIAL TOOL Welding device Figure
9.1 Install upper front longitudinal member (1) IMPORTANT If upper front longitudinal member (1) is damaged severely. AR62.20-P-1286-03CW 
IMPORTANT General information on riveting   AH60.00-P-0003-01N
    SPECIAL TOOL Welding device
Multifunction device (spot welding)
gotis://K_60-65_15.0 
Inert gas welder
gotis://K_60-65_17.0 
Hand riveting tool
gotis://K_68-80_06.0 
Vice grip pliers (standard)
gotis://K_58.3_04.2 
Manual temporary fastener
gotis://K_58.3_10.0 
Round wire brush
gotis://K_58.3_06.0 
Wet and dry vacuum cleaner
gotis://P_00.12_06.0 
Figure
    Adhesive *BR00.45-Z-1092-02A 
    Zinc dust paint suitable for spot welding *BR00.45-Z-1001-07A 
    Rivet *BR00.45-Z-1001-13A 
    Polygrip countersunk head rivet, 6.4x14 *BR00.45-Z-1002-13A 
9.2 Partially install upper front longitudinal member (1) IMPORTANT If upper front longitudinal member (1) is damaged slightly in front area. AR62.20-P-1287-03EW 
SPECIAL TOOL Welding device
Multifunction device (spot welding)
gotis://K_60-65_15.0 
Inert gas welder
gotis://K_60-65_17.0 
Vice grip pliers (standard)
gotis://K_58.3_04.2 
Round wire brush
gotis://K_58.3_06.0 
Wet and dry vacuum cleaner
gotis://P_00.12_06.0 
Figure
Adhesive *BR00.45-Z-1092-02A 
10 Install A-pillar reinforcement (2) Model 207.4
IMPORTANT If upper front longitudinal member (1) is damaged severely.
Inert gas welder
gotis://K_60-65_17.0 
 
11 Clean weld joints and sheet metal flanges with round wire brush Round wire brush
gotis://K_58.3_06.0 
 
12 Clean area to be repaired Wet and dry vacuum cleaner
gotis://P_00.12_06.0 
 
DANGER Risk of explosion  caused by paint vapors igniting. Risk of poisoning  caused by inhaling paint vapors. No smoking! No open flames! Use respiratory protection, protective clothing, gloves, safety goggles and skin cream. Ensure that the area is well ventilated. AS98.00-Z-0002-01A
13 Prime area to be repaired with primer filler IMPORTANT Use only primer filler approved by Daimler AG. See: ↓
http://portal.aftersales.i.daimler.com 
 
NOTES Notes on paintwork repairs   AH98.00-P-9408-02A
14 Carry out seam sealing after repairs Model 204 AR97.10-P-4000CW
Sealant *BR00.45-Z-1003-01A 
Seam sealant, sprayable 310 ml *BR00.45-Z-1041-01A 
Model 207 AR97.10-P-4000EC
Sealant *BR00.45-Z-1003-01A 
Seam sealant, sprayable 310 ml *BR00.45-Z-1041-01A 
DANGER Risk of explosion  caused by paint vapors igniting. Risk of poisoning  caused by inhaling paint vapors. No smoking! No open flames! Use respiratory protection, protective clothing, gloves, safety goggles and skin cream. Ensure that the area is well ventilated. AS98.00-Z-0002-01A
15 Paint area repaired and adjacent surfaces    
NOTES Notes on paintwork repairs   AH98.00-P-9408-02A
16 Apply additional cavity preservation Model 204 AR97.20-P-1500CW
    Model 207 AR97.20-P-1500EC
NOTES Notes on cavity preservation   AH97.20-P-0001-01B
    Cavity preservation gun
gotis://K_91-97_01.0 
 
    Preservation agent *BR00.45-Z-1003-05A 
17 Remove welding protection blanket IMPORTANT On all covered parts remaining in vehicle.  
18 Install all detachable body components in area to be repaired.    
Fig 3: Identifying Spot Weld Milling Cutter (201 589 00 51 00)
G07072776Courtesy of MERCEDES-BENZ USA
Fig 4: Identifying Welding Device (204 589 01 23 00)
G07072777Courtesy of MERCEDES-BENZ USA
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1003-01A Sealant, white, 310 ml, DB supply specification 6069.20 A 001 989 63 20
BR00.45-Z-1041-01A Seam sealant, sprayable 310 ml A 002 989 84 20
BR00.45-Z-1092-02A Adhesive kit, body, 2-component adhesive A 009 989 36 71
BR00.45-Z-1003-05A Cavity preservation, solvent-free (1 l container) A 000 986 72 70 05
BR00.45-Z-1001-07A Zinc dust paint suitable for spot welding A 000 986 34 42
BR00.45-Z-1001-13A Blind rivet 6.4x14 A 003 990 35 97
BR00.45-Z-1002-13A Polygrip countersunk head rivet, 6.4x14 A 003 990 86 97 05