Replace complete bottom rear center section - AR64.20-P-1000V: Notes

MODEL 171

Fig 1: Identifying Rear Center Section

Courtesy of MERCEDES-BENZ USA

	Remove
	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.
	Risk of death caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between the columns of the lifting platform and position the four support plates at the lifting platform support points specified by the vehicle manufacturer.
	Risk of death caused by high voltage used for arc welding. Risk of explosion caused by welding in the area of highly inflammable materials. Injury hazard from welding spatter and UV-light while welding. Risk of poisoning caused by inhaling welding vapors.	Use insulating mats. Wear protective clothing, safety glasses and protective mask. Remove highly inflammable materials from the danger zone. Use air extractor.
1	Remove detachable parts in area to be repaired
2	Remove trunk lid
3	Remove tubular frame
4	Remove striking plate from inner rear center section (1)
5	Cover all attached parts remaining in vehicle	Tarpaulin (fire-resistant)	*WH58.30-Z-1001-40A
6	Separate rear center section (1)		AR64.20-P-1000-02V
		Spot weld milling cutter	Figure
		Spherical milling cutter, dia. 12 mm	*WH58.30-Z-1002-01A
		Vario Drill WS 91 spot weld removing tool	*WH58.30-Z-1006-01A
		Round wire brush, braided, dia. 70 mm	*WH58.30-Z-1001-03A
		Abrasive disk, dia. 115 mm, 80 m/s (max. 13, 250 rpm)	*WH58.30-Z-1024-04A
		Cutting disk, dia. 65 mm, 80 m/s (max. 23.500 rpm)	*WH58.30-Z-1021-04A
		Drill (electric/pneumatic)	*WE58.40-Z-1001-03A
		Straight grinder (electric/pneumatic)	*WE58.40-Z-1002-03A
		Angular grinder (electric/pneumatic)	*WE58.40-Z-1003-03A
		Wet/dry vacuum cleaner	*WE58.40-Z-1005-03A
		Tarpaulin (fire-resistant)	*WH58.30-Z-1001-40A
		Two-post lift	*WE58.40-Z-1001-05A
		Zinc dust paint suitable for spot welding	*BR00.45-Z-1001-07A
7	Prepare rear center section (1) for installation		AR64.20-P-1000-07V
		Round wire brush, braided, dia. 70 mm	*WH58.30-Z-1001-03A
		Abrasive disk, dia. 115 mm, 80 m/s (max. 13, 250 rpm)	*WH58.30-Z-1024-04A
		Drill (electric/pneumatic)	*WE58.40-Z-1001-03A
		Straight grinder (electric/pneumatic)	*WE58.40-Z-1002-03A
		Angular grinder (electric/pneumatic)	*WE58.40-Z-1003-03A
		Zinc dust paint suitable for spot welding	*BR00.45-Z-1001-07A
	Install
8	Install rear center section (1) and weld in		AR64.20-P-1000-08V
		Feeler gauge	Figure
		Spacer	Figure
		Electrode miller	*WH58.30-Z-1003-01A
		Clamping pliers	*WH58.30-Z-1003-02A
		Spot welder	*WE58.40-Z-1002-02A
		Tarpaulin (fire-resistant)	*WH58.30-Z-1001-40A
		Two-post lift	*WE58.40-Z-1001-05A
		Zinc dust paint suitable for spot welding	*BR00.45-Z-1001-07A
		Sealant	*BR00.45-Z-1003-01A
		Seam sealant, sprayable 310 ml	*BR00.45-Z-1041-01A
9	Adjust gaps on hoods, doors and lids		AR60.00-P-0700-01V
		Trunk lid to rear fender	*BE60.00-P-1003-01L
		Trunk lid to taillamp	*BE60.00-P-1003-01L
		Rear fender to taillamp	*BE60.00-P-1003-01L
		Feeler gauge	Figure
10	Clean weld joints and metal flanges with wire brush
11	Clean area to be repaired
12	Prime area to be repaired with priming filler
13	Seam sealing following repair	Supplement standard sealing with MB body sealant.	AR97.10-P-4000V
		Sealant	*BR00.45-Z-1003-01A
		Seam sealant, sprayable 310 ml	*BR00.45-Z-1041-01A
14	Paint repair areas and adjacent surfaces
15	Apply additional cavity preservation		AR97.20-P-1500V
	Notes on cavity preservation		AH97.20-P-0001-01B
		Cavity preservation gun Sata HRS no. 11072	*WE58.40-Z-1006-08A
		MB cavity wax preservation, 1 l	*BR00.45-Z-1003-05A
16	Install tubular frame
17	Install trunk lid
18	Install striking plate on inner rear center section (1)
19	Remove tarpaulin	On all covered parts remaining in vehicle.	*WH58.30-Z-1001-40A
		Tarpaulin (fire-resistant)	*WH58.30-Z-1001-40A
20	Install detachable body components in area to be repaired

TEST AND ADJUSTMENT VALUES, GAP DIMENSIONS AT HOODS, DOORS AND COVERS

Number	Designation				Model 171
BE60.00-P-1003-01L	Gap dimension	Trunk lid to rear fender	Dimension "F"	mm	3, 5+1, 5
		Trunk lid to taillamp	Dimension "M"	mm	4.0 (+1.6/-0.5)
		Rear fender to taillamp	Dimension "U"	mm	2, 5 ± 0, 5
		Rear fender to taillamp	See picture in		AR60.00-P-0700-01V

Fig 2: Identifying Feeler Gauge (129 589 03 21 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Spacer (000 589 87 63 00)

Courtesy of MERCEDES-BENZ USA

Fig 4: Identifying Spot Weld Milling Cutter (201 589 00 51 00)

Courtesy of MERCEDES-BENZ USA

COMMERCIALLY AVAILABLE TOOLS

Number	Designation
WH58.30-Z-1002-01A	Ball cutter, dia. 12 mm
WH58.30-Z-1003-01A	Electrode miller
WH58.30-Z-1006-01A	Vario Drill WS 91 spot weld removing tool
WH58.30-Z-1003-02A	Clamping pliers
WH58.30-Z-1001-03A	Round wire brush, braided, dia. 70 mm
WH58.30-Z-1021-04A	Cutting disk, dia. 65 mm, 80 m/s (max. 23, 500 rpm)
WH58.30-Z-1024-04A	Abrasive disk, dia. 115 mm, 80 m/s (max. 13, 250 rpm)
WH58.30-Z-1001-40A	Tarp (fire-resistant)

WORKSHOP EQUIPMENT

WE58.40-Z-1002-02A	Spot welder
WE58.40-Z-1001-03A	Drill (electric/pneumatic)
WE58.40-Z-1002-03A	Straight grinder (electric/pneumatic)
WE58.40-Z-1003-03A	Angle grinder (electric/pneumatic)
WE58.40-Z-1005-03A	Wet/dry vacuum cleaner
WE58.40-Z-1001-05A	Two-post lifting platform
WE58.40-Z-1006-08A	Cavity preservation gun

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1041-01A	Seam sealant, sprayable 310 ml	A 002 989 84 20
BR00.45-Z-1003-01A	Sealant	A 001 989 63 20
BR00.45-Z-1003-05A	Preservation agent	A 000 986 72 70 05
BR00.45-Z-1001-07A	Zinc dust paint suitable for spot welding	A 000 986 34 42