Remove/install firewall - AR62.25-P-5753MCC

MODEL 451.3/4

Shown on model 451.3

Fig 1: Identifying Firewall Remove/Install Component

Courtesy of MERCEDES-BENZ USA

MODIFICATION NOTES

9.7.10

Special tool added

Operation step 2

	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.	AS00.00-Z-0017-01A
	Risk of injury caused by cutting wire tearing or heating up while using it to cut out components that are glued into place.	Wear protective gloves and safety glasses.	AS65.00-Z-0001-01A
	Notes on removal/installation of firewall		AH62.25-P-1000-01MCC
1	Remove detachable parts in the repair area
2	Remove firewall (1)	Aid of helper required.	AR62.25-P-5753-01MCC
		Cutting wire Cup suction tool Wet and dry vacuum cleaner	Fig 3
		TS adhesive (with isopropanol cleaner)	*BR00.45-Z-1141-02A
	Install
3	Align firewall (1) in body opening	Suction lifting device	AR62.25-P-5753-09MCC
4	Prepare firewall (1) for bonding in		AR62.25-P-5753-06MCC
		TS adhesive (with isopropanol cleaner)	*BR00.45-Z-1141-02A
5	Prepare body flange for gluing in fire wall (1)		AR62.25-P-5753-08MCC
		TS adhesive (with isopropanol cleaner)	*BR00.45-Z-1141-02A
6	Apply adhesive material	Install firewall (1) on body flange within 2 minutes after applying adhesive material, to prevent adhesion problems of the adhesive material. The curing time is approx. 2 h measured from the time the firewall (1) is installed. The rated accident strength is achieved only after approx. 8 h. Uniformly apply adhesive bead at a height of approx. 12 mm.	AR62.25-P-5753-07MCC
		Intermediate piece Cartridge heater Cartridge gun Cup suction tool	Fig 2
		TS adhesive (with isopropanol cleaner)	*BR00.45-Z-1141-02A
7	Glue in firewall (1)	Suction lifting device	AR62.25-P-5753-05MCC
		TS adhesive (with isopropanol cleaner)	*BR00.45-Z-1141-02A
8	If required, paint repair area and adjacent surfaces
	Notes on paintwork repairs		AH98.00-P-9408-02MCC

Fig 2: Identifying Intermediate Piece (000 589 86 63 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Cutting Wire (450 589 08 63 00)

Courtesy of MERCEDES-BENZ USA

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1141-02A	TS adhesive (with isopropanol cleaner)	A 451 989 00 71