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Home >> Mercedes Benz >> 2019 >> C300 4Matic, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 325 (Transfer Case - 253 Chassis) >> Testing & Repair >> Remove/Install Radial Shaft Seal At Output Flange To Front Axle - AR28.10-P-4075LWX

Remove/Install Radial Shaft Seal At Output Flange To Front Axle - AR28.10-P-4075LWX

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MODEL 205, 253 With Transmission 725.0 with code M005 (4MATIC) 

Fig 1: Radial Shaft Seal At Output Flange To Front Axle Components Location - Model 253 With Transmission 725.0 With Code M005
G14185275Courtesy of MERCEDES-BENZ USA
G14185276Courtesy of MERCEDES-BENZ USA
G14185277Courtesy of MERCEDES-BENZ USA
G14185278Courtesy of MERCEDES-BENZ USA
CAUTION Risk of injury  to skin and eyes due to handling of transmission oil. Health risk caused by swallowing transmission oil Wear protective gloves, protective clothing and safety glasses.
Do not pour transmission oil into beverage bottles.
AS00.40-Z-0001-01A
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
REMOVING Remove     
1 Remove transfer case Transmission 725.0 (except 725.09) in model 205, 253 with code M005 (4MATIC) AR28.10-P-0100LWX 
    Transmission 725.09 in model 253 with engine 177 with code M005 (4MATIC) AR28.10-P-0100MNG
2 Remove radial shaft sealing ring (2) using a suitable tool NOTES Do not damage the seat of the radial shaft sealing ring (2) in the transfer case.
Leakage will otherwise occur.
 
3 Remove support ring (3)    
4 Remove boot (4)    
5 Check seat of radial shaft sealing ring (2) for damage and galling If damage and/or galling is present
↓
Replace transfer case.
 
INSTALLING Install     
6 Place guide (1) onto output shaft SPECIAL TOOL Drift Fig 2
7 Coat sealing lip of new radial shaft sealing ring (2) with transmission oil    
REFER TO CAPACITIES & SPECIFICATIONS Automatic transmission fluids (ATF) (specification 236.17)   BB00.40-P-0236-17A
8 Position new radial shaft sealing ring (2) in opening    
9 Press in new radial shaft sealing ring (2) using drift (6) until drift (6) makes contact with housing SPECIAL TOOL Drift Fig 2
10 Remove guide (1)    
11 Fit guard (5) onto output shaft SPECIAL TOOL Drift Fig 3
12 Coat inside of boot (4) with transmission oil    
REFER TO CAPACITIES & SPECIFICATIONS Automatic transmission fluids (ATF) (specification 236.17)   BB00.40-P-0236-17A
13 Slide boot (4) with support ring (3) onto guard (5)    
14 Press in support ring (3) using drift (7) until drift (7) makes contact with housing SPECIAL TOOL Drift Fig 3
15 Remove protection (5) from output shaft SPECIAL TOOL Drift Fig 3
16 Install transfer case SPECIAL TOOL Transmission 725.0 (except 725.09) in model 205, 253 with code M005 (4MATIC) AR28.10-P-0100LWX 
    Transmission 725.09 in model 253 with engine 177 with code M005 (4MATIC) AR28.10-P-0100MNG
Fig 2: Identifying Drift (725 589 05 15 00)
G11132278Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Drift (725 589 04 15 00)
G11132279Courtesy of MERCEDES-BENZ USA