MAINTENANCE OPERATIONSLEDGER

The operating record for assets, work, and reliability.

Operating domain

Operating domain: Condition monitoring and predictive maintenance

The governed chain from asset and failure context through sensing, data quality, detection, assessment, diagnosis, recommendation, work decision, intervention, and verification.

What this domain asks

The governed chain from asset and failure context through sensing, data quality, detection, assessment, diagnosis, recommendation, work decision, intervention, and verification.

The domain should retain its own evidence, decision owner, materiality criteria, exception path, and consequence even when it shares organization identity, workflow, or technology with adjacent domains. Aggregation can support oversight; it should not erase the evidence behind different risks or operating outcomes.

Buyer questions

  • Which asset classes and failure modes are technically observable?
  • What data quality and operating-state checks precede an alert?
  • How are thresholds, models, confidence, and false positives monitored?
  • Who diagnoses and decides the intervention?
  • How is work outcome fed back to validate or revise the method?

Mapped workflows

Condition Monitoring And Sensor Ingestion

A demonstration should show the trigger, source, accountable role, decision, exception, evidence, and downstream handoff for condition monitoring and sensor ingestion within this domain.

Anomaly Detection And Failure Prediction

A demonstration should show the trigger, source, accountable role, decision, exception, evidence, and downstream handoff for anomaly detection and failure prediction within this domain.

Vibration And Machinery Diagnostics

A demonstration should show the trigger, source, accountable role, decision, exception, evidence, and downstream handoff for vibration and machinery diagnostics within this domain.

Asset Health And Performance Analytics

A demonstration should show the trigger, source, accountable role, decision, exception, evidence, and downstream handoff for asset health and performance analytics within this domain.

ERP MES SCADA And Historian Integration

A demonstration should show the trigger, source, accountable role, decision, exception, evidence, and downstream handoff for ERP MES SCADA and historian integration within this domain.

API And Data Export

A demonstration should show the trigger, source, accountable role, decision, exception, evidence, and downstream handoff for API and data export within this domain.

Maintenance Knowledge And Assisted Triage

A demonstration should show the trigger, source, accountable role, decision, exception, evidence, and downstream handoff for maintenance knowledge and assisted triage within this domain.

Work Requests And Work Order Control

A demonstration should show the trigger, source, accountable role, decision, exception, evidence, and downstream handoff for work requests and work order control within this domain.

Failure Codes And Maintenance History

A demonstration should show the trigger, source, accountable role, decision, exception, evidence, and downstream handoff for failure codes and maintenance history within this domain.

Authority context

ISO 17359:2018

ISO 17359 gives general procedures for setting up a condition-monitoring program for machines.

ISO 13374-1:2003

ISO 13374-1 establishes general guidelines for software specifications related to processing, communicating, and presenting machine condition-monitoring and diagnostic information.

DOE O&M Best Practices Guide

The DOE guide presents operations and maintenance management, technologies, and program practices for operational efficiency.

Relevant operating models

Evidence boundary

Maintenance Operations Ledger is not a maintenance contractor, engineering firm, regulator, standards body, certification body, inspection authority, insurer, or software provider. Its records support research and operational review; they do not establish legal compliance, engineering sufficiency, safe condition, standards conformity, failure diagnosis, required maintenance, prediction accuracy, reliability outcome, or fitness of any system for a particular asset estate. A provider's documented capability can identify a research candidate but cannot establish buyer-specific adequacy for this domain.