Introduction
If the power button for your ORFELD EV-660 has been giving you trouble, such as no longer properly activating the vacuum or getting stuck pressed down, this guide will show you how to replace the spring inside in a few easy steps.
Tools
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Place the vacuum on its side, with the screws facing towards you.
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Remove the 11.5 mm screws using a Phillips #1 screwdriver.
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Lift the battery slightly to reveal the pin connectors.
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Gently disconnect the six-pin connector from the battery.
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Gently pull out the power button from the board.
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Gently pull up and twist the old spring off of the button.
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Conclusion
To reassemble your device, follow these instructions in reverse order.