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Completely Replace Rear Floor - Ar64.20-P-1300FR

Model 257 

Fig 1: Complete Rear Floor Pan Component Locations
G14544072DANGERDANGERWARNINGCAUTIONREMOVINGREFER TO SPECIAL TOOLSINSTALLINGDANGERREFER TO SPECIAL TOOLSCourtesy of MERCEDES-BENZ USA
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
DANGER Risk of explosion  from aluminum grinding dust, risk of injury to respiratory system from inhaling dust Wear dust filter mask, safety glasses, and protective gloves.
Use a suitable, grounded dust extraction system.
AS60.00-Z-0007-01N
WARNING Risk of injury.  Skin or eye injuries may result when handling hot or glowing objects. Wear protective gloves, protective clothing and safety glasses, if necessary. AS00.00-Z-0002-01A
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
Notice General information on body repair   AH60.00-P-0001-01KOA
Notice Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
Notice Pretreatment of bonding surfaces   AH60.00-P-0008-01SX
Notice General information on crack diagnosis of aluminum parts   AH60.00-P-0014-01N
  Note on working on aluminum components and vehicles   AH60.00-P-0034-01FR
  General information on MB materials   AH98.00-P-9409-03A
REMOVING Remove     
1 Remove detachable parts in area of repair point.    
2 Cover all detachable parts remaining in vehicle with spark protection blankets.    
3 Set up straightening bench with straightening bench crossmembers and straightening set.    
REFER TO SPECIAL TOOLS 000 588 01 23 00 Body straightening system   WS60.00-P-0023K
4.1 Remove rear center section. With damaged rear center section. AR64.20-P-1000FR 
4.2 Separate rear-end floor tieout (1) from rear-end center section. With undamaged rear center section. AR64.20-P-1000FR 
5 Remove rear floor (1).   AR64.20-P-1300-01FR 
INSTALLING Install     
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
  Measures for preventing damage to components when performing electric welding and soldering work   AH60.00-P-0001-02A
  General information on riveting   AH60.00-P-0003-01N
6 Prepare rear-end floor (1).   AR64.20-P-1300-02FR 
7 Install rear-end floor (1).   AR64.20-P-1300-04FR 
REFER TO SPECIAL TOOLS 000 588 01 23 00 Body straightening system   WS60.00-P-0023K
    Parts kit for 2-component adhesive for body *BR00.45-Z-1162-02A 
    Blind rivet Y2 6.5X12.5 (clamping range 2 mm to 5 mm, draw-off strength min. 19 kN) *BR00.45-Z-1012-13A 
    Blind rivet Y3 6.5X14.5 (clamping range 4 mm to 7 mm, draw-off strength min. 19 kN) *BR00.45-Z-1016-13A 
    Flow-form rivet structure W4 4 mm up to 5.15 mm clamping range (S3) *BR00.45-Z-1028-13A 
    Blind rivet Y1 6.4X12 (clamping range 1 mm to 3.5 mm, draw-off strength min. 15.5 kN) *BR00.45-Z-1035-13A 
8 Release vehicle from straightening bench, lift and remove straightening bench.    
9 Clean weld joints and sheet metal flange.    
10.1 Install rear-end center section. With damaged rear center section. AR64.20-P-1000FR 
10.2 Reconnect rear-end floor tieout (1) to rear-end center section. With undamaged rear center section. AR64.20-P-1000FR 
11 Remove spark protection blankets.    
12 Reinstall detachable parts in area to be repaired.    
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1012-13A Blind rivet Y2 6.5X12.5 (clamping range 2 mm to 5 mm, draw-off strength min. 19 kN) A 004 990 16 97
BR00.45-Z-1016-13A Blind rivet Y3 6.5X14.5 (clamping range 4 mm to 7 mm, draw-off strength min. 19 kN) A 004 990 17 97
BR00.45-Z-1028-13A Flow-form rivet structure W4 4 mm up to 5.15 mm clamping range (S3) A 000 991 12 33
BR00.45-Z-1035-13A Blind rivet Y1 6.4X12 (clamping range 1 mm to 3.5 mm, draw-off strength min. 15.5 kN) A 000 991 76 32
BR00.45-Z-1162-02A Parts kit for 2-component adhesive for body A 012 989 17 71