BMW 7 Series: Repair Solution For Straight Shank/Hexagon Rivet Nut

Protection measures!

• Wear safety goggles
• Wear protective gloves

IMPORTANT: To prevent the material from tapering, do not drill out the rivet head.

1. Carefully spot-drill rivet head with a larger drill bit/countersink

Fig. 11: Drilling Rivet Head Using Larger Drill Bit

IMPORTANT: Avoid paint work damage

2. Knock rivet head away with a chisel

Fig. 12: Knocking Rivet Head Using Chisel

3. Drive through rivet shank into cavity, remove if necessary

Fig. 13: Identifying Rivet Shank

4. Clean component, eliminate paint work damage if necessary

Fig. 14: [Identifying Cleaning Component]

If the rivet shank can be removed:

IMPORTANT: To avoid corrosion, stop chips by means of cavity sealing.

Follow INSTRUCTIONS ON CORROSION PROTECTION.

5. Preserving cavity

Fig. 15: Preserving Cavity

If the rivet shank cannot be removed:

WARNING: Risk of injury! Observe NOTES ON CAVITY FOAM.

IMPORTANT: To avoid corrosion and rattling noises, stop chips and rivet nut shank with cavity foam.

Remove foam remnants with isohexane (benzine).

5. Stop rivet shank by means of specific foaming
6. Set rivet nut with hand rivet gun

Fig. 16: Setting Rivet Nut Using Hand Rivet Gun

NOTE: Fit rivet nut as quickly as possibly, ideally before the cavity foam hardens.

Hexagon/straight shank rivet nut (up to thread M8) with hand rivet gun ZS308

IMPORTANT: Follow manufacturer's operating instructions.

Make sure rivet nut correctly contacts component.

NOTE: According to the manufacturer, the pictured tool is suitable up to an M8 thread (see After Sales Assistance Portal (ASAP) - Service/Technology - Workshop Equipment (Start BMW) - Workshop Equipment Shop or www.bmwgroupwep.com).

Fig. 17: Setting Rivet Nut Using Hand Rivet Gun (ZS308)

Hexagon/straight shank rivet nut (up to thread M12) with hand rivet gun MB512

IMPORTANT: Follow manufacturer's operating instructions.

Make sure rivet nut correctly contacts component.

NOTE: According to the manufacturer, the pictured tool is suitable up to an M12 thread (see After Sales Assistance Portal (ASAP) - Service/Technology - Workshop Equipment (Start BMW) - Workshop Equipment Shop or www.bmwgroupwep.com).

Fig. 18: Setting Rivet Nut Using Hand Rivet Gun (MB512)

RISK OF INJURY IF OIL COMES INTO CONTACT WITH EYES AND SKIN

Danger of injury!

Contact with eyes or skin may result in injury!

Possible symptoms are:

• Impaired sight
• Irritation of the eyes
• Reddening of the skin
• Rough and cracked skin

Protective measures/rules of conduct

• Wear safety goggles
• Wear oil-resistant protective gloves
• Observe country-specific safety regulations

First aid measures

• Eye contact: Rinse eyes immediately with plenty of water for at least 15 minutes; if available, use an eye-rinsing bottle. If irritation of the eyes persists, consult a doctor.
• Skin contact: Wash off with soap and water immediately. If irritation persists, consult a doctor.

NOTE: Do not use solvents/thinners.

SAFETY INSTRUCTIONS FOR HANDLING OIL

WARNING: DANGER OF POISONING if oil is ingested/absorbed through the skin! RISK OF INJURY if oil comes into contact with eyes and skin!

Recycling

Observe country-specific waste disposal regulations.

Measures if oil is unintentionally released

• Personal precautionary measures: Danger of slipping! Keep non-involved persons away from the work area. Wear personal protective clothing/equipment.
• Environmental protection measures: Prevent oil from draining into drain channels, sewerage systems, pits, cellars, water and the ground.
• Limiting spread: Use oil blocks to prevent the surface spread of oil.
• Cleaning procedure: Bind and dispose of escaped oil with nonflammable absorbents.

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