Porshe 911 (997). Manual - part 396

Milling off and separating spotwelds

4. Milling off and separating spotwelds

4.1. Mill off spotwelds in areas -A- and -B- using a spotweld cutter.

4.2. Separate spotwelds in area -C- using a parting grinder.

Separating inert-gas welded seams

5. Separating inert-gas welded seams

5.1. Separate inert-gas welded seams in area -A- using a parting

grinder.

Separating inert-gas welded seams

6. Separating inert-gas welded seams

6.1. Separate inert-gas welded seams in areas -A- and -B- using a parting

grinder.

Diagnostic system: reading out fault memory and activating systems

Removing inner rear wheel housing

1741

Preparing connection areas of the body for installing the rear
wheel housing

Safety instructions for flying sparks during grinding and welding work

ATTENTION

Danger of explosion and fire from flying sparks during grinding and welding work!

Danger of injury and danger of damage to vehicle parts and other vehicles due to flying sparks

• 

→ Cover vehicle parts such as battery, fuel system, paintwork, glass and passenger compartment parts with

fire-proof covers and, if necessary, remove batteries and fuel-carrying components.

→ No other vehicles may be left unprotected in areas used for body repair!

Preparing connection areas of the body for installing the inner rear wheel
housing

Cleaning the welding areas

1. Clean undersealing, adhesive residue and paint off the body connecting flanges in the marked areas

-A, B, C, D, E, F, G-

 using a hot-air gun or rotary brush. Grind the connecting flanges until bare.

2. Coating spot-weld flange areas with zinc powder paint

2.1. Coat spot-weld flange areas with zinc powder paint.

Preparing connection areas of the body for installing the outer rear wheel
housing

Diagnostic system: reading out fault memory and activating systems

 Preparing connection areas of the body for installing the rear wheel housing

1742

Cleaning the welding areas

1. Clean undersealing, adhesive residue and paint off the body connecting flanges in the marked area

-A-

 using a hot-air gun or rotary brush. Grind the connecting flanges until bare.

2. Coating spot-weld flange areas with zinc powder paint

2.1. Coat spot-weld flange areas with zinc powder paint.

Preparing rear wheel housing for installation

Safety instructions for sharp-edged body and unit parts

ATTENTION

Danger of injury! Sharp-edge burrs on body and unit parts!

Injuries from sharp edges on body and unit parts.

• 

→ Wear protective gloves when working in the area of sharp-edged body and unit parts!

Preparing inner rear wheel housing for installation

Diagnostic system: reading out fault memory and activating systems

Preparing connection areas of the body for installing the outer rear wheelhousing

1743

Drilling holes for plug welding using inert gas

1. Drilling holes for plug welding using inert gas

1.1. Drill holes (Ø = 7 mm) in areas -A, B, C, D, E- for plug welding using inert gas. Maintain spacing

between the bores as on the old part.

Drilling holes for plug welding using inert gas

2. Drilling holes for plug welding using inert gas

2.1. Drill holes (Ø = 7 mm) in areas -A, B, C- for plug welding using inert gas. Maintain spacing between

the bores as on the old part.

Cleaning the welding areas

3. Cleaning the welding

areas

3.1. Grind both sides of the connecting flanges of the inner rear wheel housing in the marked areas -A, B, C,

D, E, F, G-

 until bare using a rotary brush.

4. Coat spot-weld flange areas with zinc powder paint.

4.1. Coat spot-weld flange areas with zinc powder paint.

Diagnostic system: reading out fault memory and activating systems

Preparing inner rear wheel housing for installation

1744