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6 Maintenance
Cleaning the heat exchanger
59 Cleaning the heat exchanger
• Clean the heat exchanger: Use a pipe clean-
er to remove fouling in the pipes.
• Then rinse the heat exchanger pipes with
clean water.
• Clean the contact surfaces of the O-ring
and gaskets.
• Ensure that both contact surfaces of the
heat exchanger are free from dirt.
Summary of Contents for D-LINE VD4.120
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