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Home >> Mercedes Benz >> 2021 >> A220 Base >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> Collision - Rear Wall And Rear End (177 Chassis) >> Rear Wall And Rear End Body Repair >> Install And Weld In Bottom Rear Center Section - Ar64.20-P-1000-08MFV

Install And Weld In Bottom Rear Center Section - Ar64.20-P-1000-08MFV

Model 177.1/9 

TEST AND ADJUSTMENT VALUES FOR GAP DIMENSIONS

Number Designation Model 177.1/9
BE60.00-P-1015-01JA Liftgate/trunk lid to side wall Dimension "O" mm 3 (+1/-0, 5)
For picture, see AR60.00-P-0700-01MFA
Fig 1: Feeler Gauge (129 589 03 21 00)
G07699374Courtesy of MERCEDES-BENZ USA
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1043-13A Countersunk-head blind rivet Z1 6.4X14.0 (clamping range 1.5 mm to 3 mm, draw-off strength min. 15.5 kN) A 000 991 82 32
BR00.45-Z-1056-07A 1K-zinc dust paint A 000 986 28 00
BR00.45-Z-1162-02A Parts kit for 2-component adhesive for body A 012 989 17 71
G15489590Courtesy of MERCEDES-BENZ USA
  1. Install rear-end center section (1) and fit.
  2. Install trunk lid seal.
  3. Install striker eye.
  4. Check gaps using SPECIAL TOOL feeler gauge and adjust.
  5. Fix rear-end center section (1) in place.
  6. Remove trunk lid seal.
  7. Remove striker eye.
  8. Drill rivet holes in rear-end center section (1) with Ø 6.7 mm bit through the existing holes in the body and countersink (areas A1 , A2 , A3 and A4 ).
  9. Remove rear-end center section (1).
  10. Deburr rivet holes on rear-end center section (1) and body on both sides.
  11. Remove drill chips.
  12. Coat insides of riveted joints that will not be bonded with zinc dust paint.
    G15489591Courtesy of MERCEDES-BENZ USA
  13. Apply 2-component adhesive in cross-hatched areas on body.

    IMPORTANT Observe pretreatment of bonding surfaces and manufacturer's specifications for drying and processing time of 2-component adhesive.

    G15489592Courtesy of MERCEDES-BENZ USA
  14. Install rear-end center section (1) and fix in place.
  15. Rivet rear-end center section (1) with Ø 6.4x14.0 mm countersunk-head blind rivets (areas C1 , C2 , C3 and C4 ).
    G15489593Courtesy of MERCEDES-BENZ USA
  16. Rear-end center section (1) POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (areas D1 , D2 , D3 , D4 , D5 , and D6 ).