51 31... Instructions for repairing stone chip damage on laminated safety glass (clear and tinted)

NOTE: These repair instructions are intended for qualified skilled workers who work conscientiously and accept full responsibility for their work.

General:

These instructions are restricted to the repair materials approved by the plant (sourcing reference: BMW Parts Department), the repair method and related tips to simplify the work involved.
The instructions can only outline the general work procedure.
The actual work scope must be adapted to the damage pattern.
The repair work represents an economical and swift solution which can not rule out visual impairment.
The repair should be offered to the customer on passing through or for used vehicles and on special customer request.
The conditions detailed below for repairing laminated safety glass conform to the legal regulations in Germany.
In other countries, the relevant regulations must be observed.

IMPORTANT:

Repair work may only be carried out outside the field of vision.
Only damage to the outer area of the windscreen may be repaired.
The inner window pane and the plastic film between inner and outer window panes must not be damaged.
Repairing should be carried out as soon as possible after occurrence of the damage.
The penetration of moisture or dirt must not be visible in the damaged spot.
Impact spot cavities must not exceed a diameter of 5 mm.
Cracks leading away from the impact spot must not be longer than 50 mm.
Cracks must not end in the rubber window frame trim or decorative strip.
Visibility through the repaired surface must be clear, transparent and with minimum distortion.
Cover engine compartment lid and front side panels with protective covers.
Note processing instructions!

Repairing laminated safety glass,