Replace Upper Front Longitudinal Member - Ar62.20-P-1286LWO

Model 238

Fig 1: Upper Front Longitudinal Member And Adjacent Component Locations (Model 238)

Courtesy of MERCEDES-BENZ USA

	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
	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
	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
	Note on working on aluminum components and vehicles		AH60.00-P-0034-01LW
	General information on MB materials		AH98.00-P-9409-03A
	Remove
1	Remove detachable parts in area to be repaired
2	Cover all detachable parts remaining on vehicle with spark protection blankets
3	Remove upper front longitudinal member (1), strut (2), reinforcement (3) and bracket (4)		AR62.20-P-1286-01LWO
	000 588 00 84 00 Heat gun	Commercially available devices/tools Round wire brush Body power jigsaw Spot weld milling machine Torx EPL 12, Wet/dry vacuum cleaner Aluminum workplace Aluminum tools	WS54.00-P-0049B
		1K-zinc dust paint	*BR00.45-Z-1056-07A
4	Remove upper front longitudinal member (1), strut (2), reinforcement (3) and bracket (4)	Commercially available devices/tools Round wire brush Body power jigsaw Aluminum workplace Aluminum tools	AR62.20-P-1286-02LWO
		1K-zinc dust paint	*BR00.45-Z-1056-07A
	Install
6	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
Notice	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
5	Install welding device		AR62.20-P-1286-05LW
		Welding device	Fig 3
		Adapter kit	Fig 2
6	Install upper front longitudinal member (1), strut (2), reinforcement (3) and bracket (4)		AR62.20-P-1286-03LWO
	000 588 01 84 00 Welder		WS60.00-P-0021K
	000 588 02 84 00 Welder	Commercially available devices/tools Round wire brush Manual temporary fastener 6.35 mm Blind rivet gun (minimum pull-off force 19 kN) Wet/dry vacuum cleaner Aluminum workplace Aluminum tools	WS60.00-P-0022K
		1K-zinc dust paint	*BR00.45-Z-1056-07A
		Parts kit for 2-component adhesive for body	*BR00.45-Z-1162-02A
		Blind rivet Y1 6.4 x 12 (clamping range 1 mm to 3.5 mm, draw-off strength min. 15.5 kN)	*BR00.45-Z-1035-13A
		Blind rivet Y2 6.5 x 12.5 (clamping range 2 mm to 5 mm, draw-off strength min. 19 kN)	*BR00.45-Z-1012-13A
		Blind rivet Y3 6.5 x 14.5 (clamping range 4 mm to 7 mm, draw-off strength min. 19 kN)	*BR00.45-Z-1016-13A
		Adapter kit	Fig 2
		Welding device	Fig 3
7	Clean welds and sheet metal flanges	Commercially available devices/tools Round wire brush
8	Remove spark protection blankets
9	Clean repair area	Commercially available devices/tools Wet/dry vacuum cleaner
10	Prime repair area using primer filler
Notice	Notes on paintwork repairs		AH98.00-P-9408-02A
	General information on operation items and work procedures for painting	Use only primer fillers approved by manufacturer. See guidelines for paint technology in the workshop portal.	AH98.00-P-0003-01A
11	Seal seam following repairs		AR97.10-P-4000LWO
12	Paint repair areas and adjacent surfaces
Notice	Notes on paintwork repairs		AH98.00-P-9408-02A
	General information on operation items and work procedures for painting	Only use paints approved by the manufacturer. See guidelines for paint technology in the workshop portal.	AH98.00-P-0003-01A
13	Add cavity preserving agent		AR97.20-P-1500LWO
14	Install all detachable body components in area to be repaired

Fig 2: Adapter Kit (213 589 00 23 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Welding Device (253 589 00 23 00)

Courtesy of MERCEDES-BENZ USA

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1012-13A	Blind rivet Y2 6.5 x 12.5 (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 6.5 x 14.5 (clamping range 4 mm to 7 mm, draw-off strength min. 19 kN)	A 004 990 17 97
BR00.45-Z-1035-13A	Blind rivet Y1 6.4 x 12 (clamping range 1 mm to 3.5 mm, draw-off strength min. 15.5 kN)	A 000 991 76 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