Introduction
This guide will take you through the process of replacing the impeller on the Black and Decker BV2500 Type 4.
What you need
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Using a Phillips #2 screwdriver, remove the six 20 mm screws in the black plastic casing (clamshell).
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Using your hands, remove the blower tube and clamshell.
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To remove the clamshell, pull apart starting from the bottom until it is pulled out from the notches. Then slide it out away from the device.
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Locate and unscrew the ten 20 mm Phillips #2 screws in the orange casing with a Phillips #2 screwdriver.
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Using your hands, lift off the side of the orange casing with the screws facing you.
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Locate the fan.
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Unscrew the 9/16" cap and nut (in the middle of the fan) with the ratcheting socket wrench.
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