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Body - Corrective Action for Corrosion Under Windshield

SECTION
8

GROUP
81

NO.
812

DATE
Dec. -97

Corrective action for corrosion under windshield 850

REFERENCE:
TP 32395/2 SECTION 8(81,84) BODY AND GLASS; 850 1992-

Corrective action for corrosion under windshield

Background:
Corrosion can occur at the welded Joints which are at the corners of the the flanges under the windshield. This is caused by small amounts of damage caused to the primer when masking tape is removed after painting.

Steel brushing has been introduced into production to provide better adhesion for the primer.

Chassis no.:
855: 6500 - 137000
854: 87000 - 237000

Amount required of materials:
9139153-2 Primer
9139300-9 Thinner
1277888-2 Undercoat
1277010-3 Hardener
1161386-6 Enamel primer

Warning!
Read through the information sheets about the chemical products for. information about any health risks and protective measures and/or clothing required before starting work.

Method
When replacing windshield, inspect the spot welds for corrosion.

Remove any corrosion by grinding or blasting.

Clean the surface and apply primer, P/N 9139153-2.

Use 50% thinners, P/N 9139300-9.

When the surface is dry apply the 2-component undercoat, P/N 1277888-2.

Use 50% hardener, P/N 1277010-3, and thinners, P/N 9139300-9.

Ensure that the paint is completely dry before bonding the new windshield.
Before using the adhesive use enamel primer, P/N 1161386-6, on the surface.

If the car is to be painted with a color coat the flanges must be masked.

For replacing windshield see:

Service Manual Section 8 (81, 84)
TP 3184012
Body and Glass
850 1992-

and for spraying:

Service Manual Section 8 (80)
TP 8102201
Paintwork repairs
850 1995-

WARRANTY STATEMENT:
Claims may be submitted under the New Car Limited Warranty when a manufacturing defect is present using claim type: 01

Operation No, Description Time allowance

84302-2 Replacing windshield 2.5 hr
81912-3 Grinding/blasting body flange 0.3 hr
according to SB 8-81-812