AS 473:2017 pdf free.Direct glazed automotive glass replacement—Light vehicles.
5.2 Direct glazing adhesive sealant systems methods
Direct glazing adhesive sealant systems shall be used in accordance with the adhesive
sealant manufacturer’s instructions.
6 REPLACEMENT OF DIRECT GLAZED AUTOMOTIVE GLASS
6.1 Competence
Auto glaziers installing replacement automotive glass shall have a combination of training and experience, acquired knowledge and skills enabling that person to correctly perform the required task.
NOTE: An example of suitable training and experience would be a practitioner qualified at AUR32216 Cert III level, revisions thereof or similar.
6.2 Safety considerations
During the removal and replacement of the damaged glass, the following considerations shall be observed:
(a) All personnel shall use personal protective equipment (PPE) and safe working practices.
(b) The requirements set out in the manufacturer’s safety data sheets for each chemical shall be adhered to.
Where vehicles have an advanced driver assistance system (ADAS) or related device that could require recalibration after any direct glazed automotive glass replacement, refer to Clause 6.5.
6.3 Procedure
6.3.1 Preparation oft/ic i’ehicle
Prior to commencing the replacement of the glass the following precautions shall be
observed:
(a) Establish work practices that ensure protection of the vehicle.
(b) Ensure that the correct replacement windscreen has been obtained, by matching it to the vehicle description.
(c) Check that all electrical and mechanical functions are operating correctly.
NOTE: Consult with the customer for relevant functional history.
(d) Prior to removal of glass. remove any dirt, dust or debris.
(e) Remove mouldings, trims, windscreen wipers, cowl panel and any other components necessary to allow glass removal and fitting with clear access.
(f) Remove any items affixed to the glass that arc to be reused.
(g) Disconnect any electrical connections.
6.3.3 Preparation of the aperture
6.3.3.1 Standard process
The aperture shall be prepared for receipt of the glass in the following manner:
NOTE: The method outlined in this Standard applies to all cases where the aperture is undamaged and the previously installed adhesive sealant is fully intact. If during the trimming of the existing adhesive sealant, there are any areas of the aperture where the existing adhesive sealant is not fully intact or where damage to the aperture results in removal of the full depth of the adhesive sealant bead (e.g. in the case of rust removal), the existing adhesive sealant bead should be removed from the entire perimeter of the aperture, and the pinchwcld repainted, prior to installation of the glass.
(a) Trim remaining adhesive sealant to a thickness to allow the glass to sit flush with the aperture so that it will fit and bond securely (see Figure 2).
(b) Remove any loose sections of existing adhesive sealant from the aperture. (‘lean the aperture to remove any dirt and debris, taking care to not damage paint work.AS 473 pdf download.