Stainless Steel Components Corroding; Stainless Steel Propeller Corroding; Paint Blistering - The Metal Under The Blistered Paint Is Not Pitted - Mercury BRAVO Service Manual

SERVICE MANUAL NUMBER 28

STAINLESS STEEL COMPONENTS CORRODING

Foreign matter (fishing line, marine
growth, etc.) covering the steel and
starving it of oxygen. This causes a
breakdown of the protective oxide film
and subsequent corrosion (known as
oxygen starvation corrosion). Burying
stainless steel in sand or silt can also
cause this problem.

STAINLESS STEEL PROPELLER CORRODING

Continuity lost between propeller and
propeller shaft.

PAINT BLISTERING - THE METAL UNDER THE BLISTERED PAINT IS NOT PITTED

The surface was not properly
prepared before paint was applied.
90-863160 MAY 2000
Cause
Cause
Cause
CORROSION PROTECTION - ALL MODELS
Special Instructions
Remove foreign matter and prevent
surfaces from being covered by sand
or silt.
Special Instructions
Clean the mating surfaces on the
propeller, propeller shaft and
attaching parts. If applicable, install a
continuity washer.
Special Instructions
Sand the surface down to bare metal,
prime and repaint with Quicksilver
Spray Paint.
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