Remove/install starter (Engine 156) - AR15.30-P-7100GZS

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ENGINE 156 in MODEL 164, 251

Fig 1: Identifying Starter Remove/Install Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Remove/install
	Risk of injury caused by fingers being pinched or crushed when removing, installing or aligning hoods, doors, trunk lids, tailgates or sliding roof.	Keep body parts and limbs well clear of moving parts.	AS00.00-Z-0011-01A
	Risk of death caused by vehicle slipping or toppling off the lifting platform.	Align vehicle between columns of lifting platform and position four support plates at lifting platform support points specified by vehicle manufacturer.	AS00.00-Z-0010-01A
	Risk of explosion caused by oxyhydrogen gas. Risk of poisoning and caustic burns caused by swallowing battery acid. Risk of injury caused by burns to skin and eyes from battery acid or when handling damaged lead-acid batteries	No fire, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and glasses. Only pour battery acid into suitable and appropriately marked containers.	AS54.10-Z-0001-01A
1	Disconnect ground line from battery	Insulate ground line clamp as a protection against unintentional contact of dismounted ground line with ground point of battery.
		Model 164	AR54.10-P-0003GZ
		Model 251	AR54.10-P-0003RT
	Notes on battery	All models	AH54.10-P-0001-01A
2	Open engine hood	Model 164	AR88.40-P-1000GZ
		Model 251	AR88.40-P-1000RT
3	Remove partition wall between wheelhouses	Only model 251.	AR62.30-P-2400RT
4	Remove air filter housing	Do not tilt front engine cover, but lift upwards vertically otherwise the retaining lugs can break off.	AR09.10-P-1150GZS
5	Mount engine hoist	Model 164	AR33.10-P-0100-01GZ
		Model 251	AR33.10-P-0100-01RT
		Engine supporting frame basic frame side piece (M/S-class) Model 251: ↓	*WE58.40-Z-1027-11A
		Engine lifting device side adapter for model 251	*WH58.30-Z-1019-07A
6	Raise vehicle with lifting platform	Model 164	AR00.60-P-1000GZ
		Model 251	AR00.60-P-1000RT
7	Remove bottom engine compartment paneling	Model 164	AR61.20-P-1105GZ
		Model 251	AR61.20-P-1105RT
8	Remove exhaust system up to rear flange connection	Do not completely remove exhaust system, instead separate at rear flange connection. Model 164: ↓
		Remove/install exhaust system complete Model 251: ↓	AR49.10-P-7000GZ
		Remove/install exhaust system complete	AR49.10-P-7000RT
9	Remove engine mount with engine support at right front		AR22.10-P-1260GZS
10	Remove protection against accidental contact for electrical line for circuit 30 (1) on starter (M1)
11	Dismount electrical line for circuit 30 (1) at starter (M1)		*BA15.30-P-1001-01O
12	Remove circuit 50 (2) electrical line on starter (M1)		*BA15.30-P-1002-01O
13	Detach bracket for automatic oil lines at oil pan		*BA01.45-P-1005-01R
14	Unscrew bolts (7) of starter (M1)		*BA15.30-P-1003-01O
15	Lead starter (M1) down and out
16	Check ring gear on the drive plate for wear and damage	When replacing starter (M1) Rotate engine at center bolt, crankshaft in direction of rotation.
17	Install in the reverse order
18	Perform basic programming	Model 164	AR00.19-P-0200GZ
		Model 251	AR00.19-P-0200RT

STARTER

Number	Designation		Engine 156
BA15.30-P-1001-01O	Nut for connection of circuit 30	Nm	15
BA15.30-P-1002-01O	Nut for connection of circuit 50	Nm	8
BA15.30-P-1003-01O	Bolt connecting starter to crankcase	Nm	40

OIL PAN

Number	Designation			Engine 156
BA01.45-P-1005-01R	Bracket, oil lines to oil pan	M6	Nm	5

COMMERCIALLY AVAILABLE TOOLS

Number	Designation
WH58.30-Z-1019-07A	Side adapter for engine lifting device, Company BlitzRotary GmbH D-78199 Br Uunlingen

WORKSHOP EQUIPMENT

WE58.40-Z-1027-11A

Engine support frame