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Remove/install left exhaust manifold - AR14.10-P-3930E

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ENGINE 119.97 /981 /982 

Shown on ENGINE 119.97 

Fig 1: Identifying Left Exhaust Manifold Remove/Install Components - Shown On Engine 119.97
G04678573Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
REMOVINGINSTALLING Remove/install     
1 Detach/attach lower engine compartment paneling    
2 Remove transverse pipe between exhaust manifold and exhaust system TORQUE SPECIFICATION *BA14.10-P-1002-01B 
    TORQUE SPECIFICATION *BA49.10-P-1003-01A 
3 Remove fan shroud    
4 Unscrew bottom left front and right engine mounts from below Refer to repair manual for engine 119.960/970/971/972/974/975 Mechanic II Op-no.. 22-2110  
5 Remove self-locking bolts (11) TORQUE SPECIFICATION Replace *BA14.10-P-1003-01B 
REFER TO COMPONENT MODIFICATIONS Exhaust manifold bolts altered Engine 119.97 BT14.10-P-0002-01A 
STOP Risk of explosion Engine 119.97
Observe accident prevention regulations!		  
6 Release fuel pressure via service valve on fuel distributor Engine 119.97
IMPORTANT See DH Engine, Volume 2, Index 3.1		  
    SPECIAL TOOL Fig 2
    SPECIAL TOOL Fig 3
7 Unscrew fuel feed (17/3) and return line (17/2) Engine 119.97
IMPORTANT Collect fuel		  
8 Raise engine at oil pan using a telescopic lifter (inspection pit lift or fork-lift truck)    
9 Lift exhaust manifold (156) up and out f necessary after checking: ↓
Replace the rivet nuts in the exhaust manifold.		 AR49.10-P-5531-01DA
REFER TO COMPONENT MODIFICATIONS Exhaust manifold material altered Engine 119.97 BT14.10-P-0003-01A 
REFER TO COMPONENT MODIFICATIONS Exhaust manifold altered Model 140 RL with engine 119.97 BT14.10-P-0001-01B 
10 Replace gaskets IMPORTANT Clean sealing surfaces. Insert new seal with plate side on the cylinder head in fixing pins. If the seal is not held in position by the fixing pins then apply sealant at various points *BR00.45-Z-1010-01A 
11 Install in the reverse order    
TORQUE SPECIFICATION EXHAUST MANIFOLD

Number Designation Engine 119
BA14.10-P-1002-01B Flange connection, exhaust manifold and front exhaust pipes Nm 20
BA14.10-P-1003-01B Bolt to exhaust manifold Nm 30
TORQUE SPECIFICATION EXHAUST SYSTEM

Number Designation Engine 119
BA49.10-P-1003-01A Bolt, flange connection to crosspipe / exhaust system Nm 25
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1010-01A Sealant A 001 989 25 20
Fig 2: Identifying Tester (103 589 00 21 00)
G04678574Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 3: Identifying Pressure Hose (119 589 04 63 00)
G04678575Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 4: Identifying Cocking Bolt (103 589 01 39 00)
G04678576Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
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