(2) Simple packaging is allowed for the induced draft fan, but the motor, bearing and coupling should be waterproof, moisture-proof and vibration-proof.
(3) Non-machined surfaces of induced draft fan components should be painted, and exposed and unpainted machined surfaces of other components should be coated with antirust layer, and appropriate protective covers should be added when necessary.
(4) The attached documents should be placed in moisture-proof packaging bags.
(5) The design of the packing box shall comply with the relevant provisions of transportation.