Accurate identification is critical for traceability and targeted containment. Record all location metadata precisely as observed.
Battery Pack Serial Number (Primary Identifier)
Battery Pack Serial Number (Secondary/Alternate)
Module Position in Pack (sequential number from 1)
Cell Location Coordinates (Row/Column/Layer)
Assembly Line Identifier
Station Number where defect was identified
Timestamp of Defect Discovery
Operator ID (Person who discovered defect)
Production Shift
Shift 1 (Day)
Shift 2 (Evening)
Shift 3 (Night)
Overtime/Weekend
Battery Chemistry Type
NCM (Nickel Cobalt Manganese)
LFP (Lithium Iron Phosphate)
NCA (Nickel Cobalt Aluminum)
Solid State (Emerging)
Other/Unknown
Specify Other Battery Chemistry:
Pack Configuration
Pouch Cell
Cylindrical Cell (18650)
Cylindrical Cell (21700)
Cylindrical Cell (4680)
Prismatic Cell
Vehicle Model/Platform
Sedan Platform A
SUV Platform B
Truck Platform C
Performance Platform D
Prototype/Pre-Production
Describe Prototype Configuration and Experimental Features:
Battery Pack Production Date
Conduct thorough inspection following safety protocols. Document all observable defects with quantitative data where possible. Upload photographic evidence for all defect categories selected.
Defect Categories Identified (select all that apply)
Thermal Anomaly
Voltage Deviation
Physical Structural Damage
Chemical Leak or Venting
Connector or BMS Fault
Foreign Object Debris
Measured Temperature at Hottest Point (°C)
Voltage Deviation from Nominal (V)
Physical Damage Type (crack, dent, puncture, swelling)
Chemical Substance Observed
BMS Error Code or Connector Issue
Description of Foreign Object
Primary Defect Photograph (close-up, annotated if possible)
Secondary Context Photograph (showing module location)
Thermal Imaging Photograph (if thermal anomaly detected)
Defect Severity Rating (1=Minor, 5=Critical Safety Hazard)
Safety Risk Assessment Matrix (rate each dimension)
Very Low | Low | Medium | High | Very High | |
|---|---|---|---|---|---|
Probability of Thermal Runaway | |||||
Probability of Electrical Short | |||||
Probability of Chemical Exposure | |||||
Potential Impact to Operator | |||||
Potential Impact to Production Line |
Has this defect progressed since initial discovery?
Describe progression timeline and observations:
Immediate Actions Taken by Operator (select all applicable)
Stopped assembly operation
Isolated electrical connections
Applied thermal cooling
Deployed spill absorbent
Notified shift supervisor
Initiated evacuation
No immediate action taken
Detailed Inspector Comments and Observations
Immediate containment is paramount. Document all decisions regarding production line status and hazardous material quarantine procedures.
Was the assembly line stopped immediately upon defect discovery?
Line Stop Duration (minutes)
Explain why line was not stopped and justification for continued operation:
Number of Upstream Stations Affected by Stop
Estimated Production Units Lost
Hazmat Classification Level
Class 1 (Minor Leak/No Immediate Risk)
Class 2 (Moderate Leak/Controlled Risk)
Class 3 (Major Leak/High Risk)
Class 4 (Thermal Runaway Imminent/Critical)
Has specialized Hazmat response team been deployed?
Hazmat Team Incident Reference Number:
Has emergency services been notified?
Emergency Services Incident Number:
Quarantine Location Designated
On-Line Containment Unit
Near-Line Quarantine Zone A
Remote Hazmat Storage Facility B
External Certified Disposal Contractor
Awaiting Classification
Containment Measures Implemented (select all)
Physical barrier installed
Fire suppression system activated
Ventilation isolation
Electrical isolation (LV and HV)
Absorbent material deployed
Neutralizing agent applied
Continuous monitoring equipment
Security perimeter established
Was immediate evacuation of personnel required?
Number of personnel evacuated
Quarantine Start Timestamp
Estimated Quarantine Duration (hours)
I confirm that safety perimeter has been clearly marked and secured
Spill containment kit used?
Number of spill kits consumed
Conduct systematic root cause analysis to determine origin of defect and establish appropriate corrective action. Define rework protocol if salvageable.
Root Cause Category (primary)
Manufacturing Process Deviation
Component Quality Failure
Design Specification Issue
Operator Handling Error
Environmental Factor
Unknown/Requires Deeper Analysis
Specific Process Step with Deviation
Cell welding
Busbar assembly
Thermal interface application
Enclosure sealing
Electrical testing
Final quality check
Failed Component Supplier and Part Number:
Operator Experience Level
Less than 1 month
1-6 months
6-12 months
More than 1 year
Detailed Root Cause Description (technical details, observations, evidence)
Contributing Factors (select all that apply)
Inadequate training
Equipment calibration drift
Tooling wear/damage
Material substitution
Workstation ergonomics
Time pressure/schedule
Communication breakdown
Procedure ambiguity
Cell Rework Decision
Scrap - Do Not Rework (Safety Critical)
Scrap - Do Not Rework (Economic)
Rework Permitted - Standard Protocol
Rework Permitted - Special Protocol
Hold for Engineering Review
Standard Rework Protocol Selection
Cell replacement
Connector refit
Thermal pad replacement
Re-welding
Re-testing only
Describe Special Rework Protocol Required:
Engineering Review Ticket Number:
Estimated Rework Time (minutes per cell)
Required Rework Resources (select all)
Specialized tooling
Replacement cells
BMS reprogramming
Thermal chamber
High-voltage testing equipment
Quality engineer supervision
Third-party certification
Rework Quality Checkpoints and Validation
Checkpoint Description | Required | Method/Standard | Criticality Level (1-5) | Completed | ||
|---|---|---|---|---|---|---|
A | B | C | D | E | ||
1 | Visual inspection post-rework | Yes | ISO 12345-VIS | |||
2 | Electrical continuity test | Yes | IEC 1234-CONT | |||
3 | Dielectric strength test | Yes | IEC 5678-DIEE | |||
4 | Thermal imaging scan | Yes | ISO 23456-THERM | |||
5 | ||||||
6 | ||||||
7 | ||||||
8 | ||||||
9 | ||||||
10 |
Does rework require additional quality gates beyond standard?
Specify additional quality gates and acceptance criteria:
Additional Technical Notes and Observations for Engineering Team
Final authorization required before any disposition action. Both Quality Manager and Safety Lead must independently review and approve. Digital signatures are legally binding.
Quality Manager Review Completed
Quality Manager Employee ID:
Quality Manager Review Comments and Disposition Recommendation
Quality Manager Digital Signature
Safety Lead Review Completed
Safety Lead Employee ID:
Safety Lead Review Comments and Hazard Clearance Assessment
Safety Lead Digital Signature
Final Clearance Status
Approved for Scrap - Immediate Disposal
Approved for Rework - Proceed to Standard Protocol
Approved for Rework - Proceed to Special Protocol
Rejected - Incomplete Analysis
Hold - Awaiting External Consultation
I confirm that all documentation is complete and accurate to the best of my knowledge
I authorize release of quarantined materials for approved disposition
Final Clearance Timestamp
Final Disposition Reference Number (for tracking)
To configure an element, select it on the form.