Common Faults and Controlling Measures

>Professional Knowledge

Common Faults and Controlling Measures(For Reference Only)

> Rusting

Features	Causes	Controlling Measures
	Vapor/corrosive gas would penetrate into/through the thin film/pin holes	Spray more paint on metal surface until the film is thick enough
	Rust corrosion
	The rust, acid and water are not completely removed	Remove dust, acid and alkali on the metal surface, and soon after this, spray SW Anti-rust Primer
	Existing dust does not be removed timely	Re-paint the rusted part