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Run: Insulated Aerial Device and Bucket Truck Dielectric Inspection

Use this inspection to verify an insulated aerial device or bucket truck is safe for energized line work before it goes back into service. It captures daily ...

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Inspection Setup and Unit Identification

Identify whether this is a daily condition inspection, periodic dielectric test, or both.
Record truck number, asset ID, or serial number.
Record when the inspection was completed.
Record the inspector and confirm they are a competent person or otherwise authorized to perform the inspection.
Confirm the unit was not used if a critical defect was known before inspection began.

Daily Walk-Around Condition

Check for dents, cracks, deformation, corrosion, or impact damage on the boom, bucket, and supporting structure.
Verify insulating components are free of dirt, grease, moisture, conductive contamination, and foreign material.
Inspect for hydraulic fluid leaks, damaged hoses, loose fittings, or seepage that could affect safe operation.
Verify the bucket liner is intact, controls are secure, and the entry gate/latch functions properly.
Confirm required safety decals, operating instructions, and capacity markings are present and readable.

Operational Controls and Safety Devices

Test all applicable lift, swing, boom, and bucket controls for proper response and no sticking or erratic movement.
Verify emergency descent, stop, or override functions operate as designed.
Confirm stabilizers, outriggers, and associated interlocks engage and indicate correctly, if equipped.
Verify the bucket remains level and rotation or articulation functions respond normally, if equipped.
Confirm required communication devices or ground controls are present and functional for the job plan.

Electrical Insulation and Dielectric Test Review

Confirm the unit has current dielectric test records available for review, including date and result.
Verify the last dielectric test is within the required periodic interval established by the manufacturer, employer program, or applicable standard.
Confirm the most recent dielectric test passed without non-conformance.
Inspect insulation surfaces for cracks, carbon tracking, punctures, delamination, or other visible defects.
Confirm there are no field modifications, patched insulation, or repairs not approved by the manufacturer or competent authority.

Documentation, PPE, and Release to Service

Verify task-appropriate PPE is available and in serviceable condition, including electrical protective equipment as required by the job plan.
Record all deficiencies, non-conformances, and corrective actions, including out-of-service status when applicable.
Confirm the unit is approved for use only if all critical items passed and no unresolved deficiencies remain.
Inspector attests the inspection is complete and accurate.

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