Remove/install front cover on cylinder head - AR01.30-P-5700ML

ENGINE 275 in MODEL 215, 216, 220, 221, 230

Left cover

Shown on model 220.176

Fig 1: Identifying Left Cylinder Head Cover, Pressure Control Valve, Radial Shaft Seal And Bolts

Courtesy of MERCEDES-BENZ USA

MODIFICATION NOTES

28.5.08

Clean sealing surfaces on front cover and cylinder head - added

Step 5

	Remove/install
1	Drain coolant at radiator		AR20.00-P-1142H
2	Remove left cylinder head cover (1)		AR01.20-P-5014H
3	Remove pressure regulator valve (2)		*BA01.30-P-1007-01G
4	Remove bolts (3) and remove front cover (4) on left	Bolts (3, 5 pieces) Installation: Replace radial shaft seal (5). Observe course of sealant at front cover: ↓ Notes on sealant path for front cover to cylinder head	AH01.30-P-1000-02D
			*BA01.30-P-1006-01G
			*112589002500
		Loctite sealant 5970	*BR00.45-Z-1013-01A
	Clean
5	Clean sealing surfaces on front cover (4) and cylinder head	Do not use any sharp-edged tools or abrasive paper as this will damage the sealing surfaces.	AR01.00-P-0050-01A
		Loctite 7200	*BR00.45-Z-1038-04A
		Cleaning spray, Loctite 7063 (150ml)	*BR00.45-Z-1046-04A
6	Install in the reverse order

CYLINDER HEAD

Number	Designation			Engine 275
BA01.30-P-1006-01G	Left front cover on cylinder head	M6	Nm	8
BA01.30-P-1007-01G	Pressure regulator valve at left front cover	M6	Nm	8

Fig 2: Identifying Squeeze Gun (112 589 00 25 00)

Courtesy of MERCEDES-BENZ USA

REPAIR MATERIALS