51 48 060 Removing and installing/replacing sound insulation in left or right front door
Necessary preliminary tasks:
- Remove DOOR TRIM PANEL
- Measurement A: Detach left sound insulation.
- Dimension B: Detach right sound insulation.
- Dimension C: Detach bottom sound insulation.
- Dimension D: Detach top sound insulation.
Position of sealing bead (1).
Feed out sound insulation (3) at cable (2) and remove.
With a suitable sharp cutting tool (3) cut through sealing bead (1) of sound insulation (2) in the area to be detached.
Clean adhesive area with adhesive remover (sourcing reference: BMW Parts Department).
Air drying time: 1 minute
Once it has been cleaned, do not touch the adhesive area with bare hands.
Lay 6 mm dia. butyl rope (sourcing reference: BMW Parts Department) in specified adhesive area.
Heat butyl rope (hot air blower) and press down firmly on sound insulation all round.
Contact pressure with hand roller: approx. 20 N/cm2
Manual contact pressure: approx. 10 N/cm2
Installation:
In case of replacement or partial detachments, lay butylene tape (sourcing reference: BMW Parts Service) depending on the conditions on inner door panel or sound insulation.
Seal cable penetrations with butylene tape.
Butylene tape (3) rests on or inside the marking (2).
Clean adhesive area on inner door panel with adhesive cleaner (sourcing reference: BMW Parts Service).
Air drying time: 1 minute
Once it has been cleaned, do not touch the adhesive area with bare hands.
Lay 6 mm dia. butylene tape in a single row (sourcing reference: BMW Parts Service) in specified adhesive area on acoustic insulation.
Heat butylene tape (hot air blower) and press down firmly on sound insulation all round.
Contact pressure with hand roller: approx. 30 N/cm2
Manual contact pressure: approx. 10 N/cm 2