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Home >> Mercedes Benz >> 2019 >> S450 Base >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Complete Engine - 222 Chassis (2 Of 2) >> Testing & Repair >> Remove/Install Front Cover On Left Cylinder Head >> Remove/Install Front Cover On Left Cylinder Head - AR01.30-P-5711MNL

Remove/Install Front Cover On Left Cylinder Head - AR01.30-P-5711MNL

Engine 176 in model 217, 222 

G15365650Courtesy of MERCEDES-BENZ USA
CAUTION 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
CAUTION Risk of injury  to skin and eyes due to handling of engine oil. Risk of poisoning  caused by swallowing engine oil Wear protective gloves, protective clothing and safety glasses.
Do not fill engine oil into beverage containers.
AS18.00-Z-0001-01A
Notice  Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
Notice  Notes on threaded connections with aluminum screws/bolts   AH00.00-P-0006-01RM
REMOVINGINSTALLING Remove/install     
1 Remove left oil separator INSTALLATION IMPORTANT : Only install upper engine cover and lower engine compartment paneling after the performing a leak test. AR01.20-P-7901MNL
2 Release and disconnect electrical connections for solenoids   AR05.20-P-0004MNL
3 Remove screw/bolts (2) TORQUE SPECIFICATION Bolt, chain case cover to cylinder head *BA01.30-P-1002-01N 
4 Remove cover (1) NOTES
Do not drive in tools between cover (1) and cylinder head cover or cylinder head.
The sealing surface will be damaged otherwise.
 
5 Remove solenoids When replacing the cover (1). AR05.20-P-0004MNL
6 Clean sealing surfaces on cover (1), cylinder head and cylinder head cover   AR01.00-P-0050-01A
    Loctite 7200 *BR00.45-Z-1038-04A 
    Loctite 7063 (400 ml) cleaning spray *BR00.45-Z-1046-04A 
7 Apply sealant on cover (1)
Notes on sealant path for front cover to cylinder head xxx
  AH01.30-P-1000-02MM
    Sealant, Loctite 5970, 50 ml *BR00.45-Z-1013-01A 
    SPECIAL TOOL Application gun Fig 1
8 Install in the reverse order    
9 Check oil level of engine and correct    
REFER TO MAINTENANCE     AP18.00-P-1812SKI
10 Read out and erase fault memory    
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-04B
WARNING Risk of accident  from vehicle starting off by itself when engine running. Risk of injury  (bruises and burns) resulting from working on the engine while it is being started or when it is running. Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. AS00.00-Z-0005-01A
11 Perform engine test run and check engine for proper operation and leak tightness    
12 Install lower engine compartment paneling   AR61.20-P-1105LF
13 Install upper engine cover    
CYLINDER HEAD

Number Designation Engine 176
BA01.30-P-1002-01N Bolt, chain case cover to cylinder head Nm 5
Fig 1: Identifying Application Gun (112 589 00 25 00)
G11065557Courtesy of MERCEDES-BENZ USA
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1013-01A Sealant, Loctite 5970, 50 ml A 003 989 98 20 10
BR00.45-Z-1038-04A Loctite 7200 A 010 989 90 71
BR00.45-Z-1046-04A Loctite 7063 (400 ml) cleaning spray A 001 986 71 71 09