Revlon 473 Hair Dryer Switch Replacement

Introduction

This guide will show you how to test and replace a faulty switch on a Revlon 473 Hair Dryer.

A faulty switch not only limits operation, but it is also a fire hazard. If the power switch on your Revlon 473 Hair Dryer isn't functioning, a switch replacement can improve the operation and safety of the unit.

Disconnect the Revlon 473 from any power source before you begin this repair.

What you need

Step 1 Shell

Revlon 473 Hair Dryer Switch Replacement, Shell: step 1, image 1 of 1

Before disassembly, make sure that the device is unplugged.
Remove the two 17.83 mm black screws located on the handle.

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Step 2

Separate the shell from the main component.
Check to ensure each piece is free from debris.

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Step 3

Revlon 473 Hair Dryer Switch Replacement: step 3, image 3 of 3

Remove the casing from the heating element.
For reassembly, reattach the silver casing before the black cover.

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Step 4 Switch

Revlon 473 Hair Dryer Switch Replacement, Switch: step 4, image 1 of 1

Locate the two switches in the handle of the device.

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Step 5

Set the multimeter to 200 ACV.

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Step 6

Bring the probes toward each switch to test for continuity.
If the numbers on the multimeter continue to change, the circuit is closed and the switches are functioning.
If the meter stays at a set number, the circuit is open, and the switch needs to be replaced.
To replace a faulty switch, cut the wires and solder the wires back on to the new switch.