DeWalt Intermittent Power / Orientation-Sensitive Connection

Vacuum shuts off when tilted or carried, but works when set down

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Loose battery connection, Broken internal wire near hinge or handle, Poor solder joint on PCB, Loose motor connector

Safety: Remove the battery before opening the housing.

Check battery latch: Ensure the battery locks securely and does not move when the tool is shaken gently.
Open housing: Inspect wiring harness for wires that are taut or flexing when the tool is moved. Look for broken strands or cracked insulation.
Check connectors: Reseat all plug connectors to the motor and PCB.
Flex test: With battery removed, gently flex the harness while checking continuity (if you have a multimeter). Replace any suspect wires or harness sections.

Hard 4/5

Wiring Harness

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