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| Data Gathering & Preparation (STEP) | | |
| Number of Units in Production (NUMBER) | | |
| Operational Hours per Unit (per year) (NUMBER) | | |
| Data Collection Period (e.g., Months, Years) (SELECTION options: 1 Month, 3 Months, 6 Months, 1 Year, 2 Years) | | |
| Description of Manufacturing Process (brief overview) (TEXT) | | |
| Equipment Bill of Materials (BOM) (UPLOAD) | | |
| Data Source(s) for Failure Data (SELECTION options: CMMS (Computerized Maintenance Management System), Maintenance Logs, Quality Control Records, Operator Reports) | | |
| Start Date of Data Collection (DATE) | | |
| End Date of Data Collection (DATE) | | |
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| Failure Data Collection & Analysis (STEP) | | |
| Date of Failure Event (DATE) | | |
| Time of Failure Event (DATE) | | |
| Operating Hours at Time of Failure (NUMBER) | | |
| Detailed Description of Failure Event (TEXT) | | |
| Failure Mode Category (e.g., Mechanical, Electrical, Software) (SELECTION options: Mechanical, Electrical, Software, Hydraulic, Pneumatic, Other) | | |
| Affected Components (Select all that apply) (SELECTION options: Motor, Sensor, Controller, Actuator, Power Supply, Mechanical Linkage, Other) | | |
| Root Cause Analysis Summary (TEXT) | | |
| Supporting Documentation (e.g., Photos, Logs) (UPLOAD) | | |
| Severity of Failure (Impact on Production) (SELECTION options: Minor (Minimal Impact), Moderate (Temporary Downtime), Major (Significant Downtime), Critical (Production Stop)) | | |
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| MTBF Calculation Methodology (STEP) | | |
| Chosen MTBF Calculation Method (SELECTION options: Basic Arithmetic Mean, Minimum MTBF, Exponential Smoothing, Weibull Analysis, Other (Specify)) | | |
| Justification for Chosen Method (TEXT) | | |
| Number of Failures Used in Calculation (NUMBER) | | |
| Total Operating Time (Hours) (NUMBER) | | |
| Mean Failure Rate (λ) - if calculated (NUMBER) | | |
| Description of any Assumptions Made (TEXT) | | |
| Spreadsheet or Software Used for Calculation (Optional) (UPLOAD) | | |
| Failure Data Correction Factors Applied? (SELECTION options: Yes, No) | | |
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| MTBF Calculation & Validation (STEP) | | |
| Total Operating Hours (Data Period) (NUMBER) | | |
| Number of Failures (Data Period) (NUMBER) | | |
| MTBF (Calculated) (NUMBER) | | |
| Calculation Method Used (e.g., Basic, Exponential, Miner's) (TEXT) | | |
| Formula Used (Detailed) (TEXT) | | |
| Units of Time for MTBF (e.g., Hours, Days, Years) (SELECTION options: Hours, Days, Weeks, Months, Years) | | |
| Supporting Calculation Files (Spreadsheets, Documents) (UPLOAD) | | |
| Confidence Interval (Calculated) (NUMBER) | | |
| Data Validity Review (Pass/Fail) (SELECTION options: Pass, Fail) | | |
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| Review & Documentation (STEP) | | |
| Calculated MTBF Value (Hours) (NUMBER) | | |
| Summary of Assumptions & Limitations in Calculation (TEXT) | | |
| MTBF Calculation Method Used (SELECTION options: Basic MTBF Calculation, Weibull Analysis, Other (Specify in LONG_TEXT)) | | |
| Date of MTBF Calculation (DATE) | | |
| Reviewer Comments & Observations (TEXT) | | |
| Overall MTBF Result Assessment (SELECTION options: Acceptable, Marginal - Further Investigation Needed, Unacceptable - Requires Immediate Action) | | |
| Supporting Documentation (e.g., Failure Logs, Data Spreadsheets) (UPLOAD) | | |
| Reviewer Signature (SIGNATURE) | | |
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| Improvement & Corrective Actions (STEP) | | |
| Summarize Root Causes of Failures Affecting MTBF (TEXT) | | |
| Potential Corrective Actions (Select all that apply) (SELECTION options: Design Modification, Process Improvement, Material Change, Operator Training, Preventative Maintenance Schedule Adjustment, Component Redesign, Supplier Collaboration) | | |
| Estimated Cost of Corrective Action (in USD) (NUMBER) | | |
| Target Completion Date for Corrective Action (DATE) | | |
| Detailed Description of Planned Corrective Action (TEXT) | | |
| Risk Level of Proposed Corrective Action (High/Medium/Low) (SELECTION options: High, Medium, Low) | | |
| Supporting Documentation (e.g., Engineering Change Orders, Test Reports) (UPLOAD) | | |
| Expected Improvement in MTBF (Estimate) (TEXT) | | |
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| Calibration and Verification of Data Sources (STEP) | | |
| Data Source Integrity Check Performed? (SELECTION options: Yes, No, Not Applicable) | | |
| Last Calibration/Verification Date of Data Logging System (DATE) | | |
| Calibration Frequency (e.g., months between calibrations) (NUMBER) | | |
| Describe Calibration Procedure Used (TEXT) | | |
| Upload Calibration/Verification Documentation (e.g., reports) (UPLOAD) | | |
| Data Source Validation Method Employed? (SELECTION options: Comparison with Historical Data, Cross-Referencing with Other Systems, Manual Verification by Trained Personnel, Statistical Process Control (SPC) Charts, Other) | | |
| Detailed notes/observations during data source verification (e.g., anomalies, discrepancies) (TEXT) | | |
