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Home >> Mercedes Benz >> 2015 >> GLA250 Base >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brakes - Hydraulic & Mechanical System - 156 Chassis >> Testing & Repair >> Remove/install brake disc - AR42.10-P-0220NKB

Remove/install brake disc - AR42.10-P-0220NKB

MODEL 117, 156, 176, 242, 246 

Shown on MODEL 246 

Fig 1: Brake Disc Remove/Install Components - Shown On Model 246
G10251100Courtesy of MERCEDES-BENZ USA
DANGER Risk of injury.  Skin or eye injuries may result when handling hot or glowing objects. Wear protective gloves, protective clothing and safety glasses, if necessary. AS00.00-Z-0002-01A
NOTES Notes on self-locking nuts and bolts   AH00.00-N-0001-01A
REMOVINGINSTALLING Remove/install     
1 Remove brake caliper or brake caliper support (1) Front axle AR42.10-P-0070NKB 
Rear axle
IMPORTANT Move the brake caliper out of the working area with the brake hose still connected and secure to prevent it from falling down.
IMPORTANT MODEL 117.352/952, 156.952, 176.052 The brake caliper support (1) is not removed on the rear axle.
AR42.10-P-0080NKB 
2 Remove locking bolt (2) and remove brake disk (3) TORQUE SPECIFICATION Locking bolt of front axle brake disk *BA42.10-P-1002-06A 
TORQUE SPECIFICATION Locking bolt of rear axle brake disk *BA42.10-P-1001-06A 
3 Clean contact surface and interference fit of brake disk (3)    
4 Lightly grease interference fit of brake disk (3) Paste, hot lubrication 1 kg, DBL 6879.20 *BR00.45-Z-1005-06A 
5 Install in the reverse order    
BRAKE DISKS, BRAKE COVER PLATE

Number Designation MODEL 117 MODEL 156
BA42.10-P-1001-06A Locking bolt of rear axle brake disk Nm 10 10
BRAKE DISKS, BRAKE COVER PLATE

Number Designation MODEL 242 MODEL 176, 246
BA42.10-P-1001-06A Locking bolt of rear axle brake disk Nm 10 10
BRAKE DISKS, BRAKE COVER PLATE

Number Designation MODEL 117 MODEL 156
BA42.10-P-1002-06A Locking bolt of front axle brake disk Nm 10 10
BRAKE DISKS, BRAKE COVER PLATE

Number Designation MODEL 242 MODEL 176, 246
BA42.10-P-1002-06A Locking bolt of front axle brake disk Nm 10 10
REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1005-06A Paste, hot lubrication 1 kg, DBL 6879.20 A 000 989 76 51