Properties of cavity foam:
Information on dangers/hazards:
Wear protective goggles, solvent-resistant protective gloves and protective clothing.
Apply in well ventilated rooms only.
WARNING: Application time after mixing: within 8 minutes!
Application instructions:
Do not use the spray can after the Use by date on the can has expired. After the Use by date the properties of the cavity foam will no longer meet the requirements of the BMW Group.
Sourcing reference: BMW Parts Service.
Hardened PU foam can only be removed by mechanical means (machine).
Cans which are not entirely empty and unused whose Use by date has expired are classed as hazardous waste.
Observe country-specific waste-disposal regulations.
IMPORTANT: Foam expands many times over as it sets (change in volume).
BMW X3 Service & Repair Manual > Wheel bearings: Detaching wheel bearing inner ring from drive flange (drive flange removed)
Special tools required:
33 4 401
33 4 403
33 4 404
33 4 408
33 4 409
33 4 407
2 230 163
33 4 402
33 4 400
IMPORTANT: Special tool 33 4 409 must not be removed!
Insert special tool 33 4 407 into special tool 33 4 401 .
Fit special tool 2 230 163 and tension until it ...