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Causes
1.Using a cleaning solution that is alkaline
(higher than pH 11)
2.The parts are not dried completely after they
are cleaned
3.Parts are not cleaned after the operation
4.Bacteria that causes the rust color are included
in the water
U l t i m a S V
RUST COLORED STAIN ON STAINLESS STEEL -
CAUSES AND SOLUTIONS
C
:
AUTION
This procedure is for WASHDOWN RATED MACHINES
ONLY!
Figure 2: Examples of rust color stain
H A Y S S E
NSA N D I AC R E
Solutions
1.Use neutral cleaning solution (pH 6-8)
a.If the customer insists on using an alkaline
solution, rinse the detergent completely off
I
:
MPORTANT
Thorough rinsing is required when
•
using any kind of detergent.
2.Dry the water completely off after the wash
down
3.Examine the water to determine whether any
bacteria is included
a.Eliminate any bacteria found in the water
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