Check, remove/install valve guides · ar0530p3731a · Mercedes-Benz WIS

AR05.30-P-3731A

Check, remove/install valve guides

7.1.10

ENGINE 604, 605, 606

P05.30-0245-09

A Knocking out valve guide

B Inspect  of knocked out valve guide

C Ream basic bore in cylinder head if standard size I

D Broach basic bore in cylinder head if repair size I

E Insert valve guide

01 Extraction drift

02 Mounts

03 Micrometer

04 Reamer

05 Reaming tool

06 Guide sleeve for broaching tool

07 Punch-in drift with guide

 	Remove/install
	Material and dimensions of valve guides modified		BT05.30-P-0001-01A
1	Remove cylinder head	Model 124, 140, 202, 210	AR01.30-P-5800HA
		Model 463	AR01.30-P-5800GG
2	Remove valves		AR05.30-P-3511B
3	Knocking out valve guide		AR05.30-P-3731-01A
4	Measure valve guide outer 	 Use a micrometer to measure to determine which valve guide was installed, install next larger valve guide depending on valve guide which was installed, for this reason 	*BE05.30-P-1001-02A
		 Ream basic bore to standard size I or 	AR05.30-P-3731-02A
		 Broaching basic bore to repair size I  Standard size valve guides are not supplied as replacement parts as the overlap would not be sufficient if they are reinstalled.  The valve guides do not have a circlip as of 11/94	AR05.30-P-3731-04A
		Outside micrometer
5	Insert valve guide, inspect		AR05.30-P-3731-03A
6	Examine roundness of valve seat machine if necessary
7	Install in the reverse order

Check values for valve guides

Number	Designation			Engine 604, 605, 606 1st version up to 11.94	Engine 604, 605, 606 2nd version as of 11.94


BE05.30-P-1001-02A	Valve guide basic bore in cylinder head	Standard size	mm	12.5 to 12.51	12.5 to 12.51
		Standard size I	mm	12.53	12.53
		Repair size I	mm	12.70	12.70
BE05.30-P-1002-02A	Valve guide outer dia.	Standard size	mm	12.54 to 12.55	12.54 to 12.55
		Standard size I (color: gray)	mm	12.56 to 12.57	12.56 to 12.57
		Repair size 0 (brown)	mm	-	-
		Repair size I (color: red)	mm	12.74 to 12.75	12.74 to 12.75
BE05.30-P-1003-02A	Valve guide inner dia.	Intake valve guide	mm	6.000 to 6.015	6.000 to 6.015
		Exhaust valve guide	mm	6.000 to 6.015	7.000 to 7.015
BE05.30-P-1004-02A	Valve guide length	L	mm	37.5	37.5
		See picture		AR05.30-P-3731-03A	AR05.30-P-3731-03A
BE05.30-P-1005-02A	Overlap in cylinder head		mm	0.029 to 0.051	0.029 to 0.051
BE05.30-P-1006-02A	Powdered metal material  1 Cast iron material  2	Intake valve guide		1	1
		Exhaust valve guide		1	2
BE05.30-P-1007-02A	Dimension	a	mm	-	-
		b	mm	-	-
		c Intake	mm	10.2 to 10.4	10.2 to 10.4
		c Exhaust	mm	-	-
		See picture		AR05.30-P-3731-03A	AR05.30-P-3731-03A