Compressor Maintenance Course

Lesson 1 • Basic Thermodynamic Principles

Explains compression cycles, heat of compression, and gas laws governing compressor behavior. Links thermodynamic theory to real-world performance expectations.

Lesson 2 • Industrial Roles and System Integration

Describes how compressors integrate into process plants, utilities, and pipeline systems. Contextualizes maintenance priorities within broader operational demands.

Lesson 3 • Key Components and Their Functions

Identifies cylinders, pistons, valves, rotors, and seals and explains each component's role. Builds the component vocabulary required for maintenance tasks.

Lesson 4 • Compressor Performance Parameters

Defines flow rate, pressure ratio, power consumption, and efficiency metrics. Establishes the baseline measurements used to evaluate compressor health.

Lesson 1 • Hazard Identification and Risk Assessment

Teaches recognition of mechanical, electrical, pressure, and chemical hazards specific to compressors. Forms the risk-awareness foundation for every maintenance procedure.

Lesson 2 • Lockout/Tagout and Energy Isolation

Covers procedures for isolating electrical, pneumatic, hydraulic, and thermal energy sources. Ensures technicians can safely de-energize any compressor before work begins.

Lesson 3 • Personal Protective Equipment Selection

Guides selection and proper use of PPE for compressor maintenance environments. Matches PPE type to specific hazard levels identified during risk assessment.

Lesson 4 • Confined Space and Hot Work Permits

Addresses permit-required confined space entry and hot work authorization for compressor areas. Integrates permit systems into the maintenance workflow.

Lesson 1 • Lubrication System Components

Identifies oil pumps, filters, coolers, separators, and distribution lines in compressor lube systems. Builds component knowledge needed for inspection and servicing tasks.

Lesson 2 • Lubricant Selection and Compatibility

Covers viscosity grades, additive packages, and synthetic vs. mineral oil selection criteria. Ensures correct lubricant choice for gas type, temperature, and pressure conditions.

Lesson 3 • Lubrication Principles for Compressors

Explains hydrodynamic, boundary, and mixed-film lubrication as applied to compressor components. Connects lubrication theory to wear prevention and component life.

Lesson 4 • Oil Change and System Flushing

Details oil drain intervals, flushing procedures, and system cleanliness verification after oil changes. Prevents cross-contamination and ensures system integrity post-service.

Lesson 1 • Inspection Planning and Documentation

Covers inspection scope definition, checklist development, and record-keeping standards. Structured documentation supports trend analysis and regulatory compliance.

Lesson 2 • Vibration Analysis Fundamentals

Introduces vibration measurement, frequency spectrum interpretation, and fault signature recognition. Connects vibration data to specific mechanical defects in compressor trains.

Lesson 3 • Visual and Tactile Inspection Techniques

Teaches external inspection of housings, piping, fasteners, and seals for visible defects. Develops the observational skills that precede instrument-based assessment.

Lesson 4 • Thermographic and Ultrasonic Inspection

Applies infrared thermography and ultrasonic testing to detect hot spots, leaks, and valve defects. Expands non-invasive diagnostic capability beyond vibration analysis.

Lesson 1 • Cylinder and Piston Disassembly

Details safe disassembly sequences for cylinders, pistons, and connecting rods. Proper sequencing prevents component damage and preserves reassembly reference data.

Lesson 2 • Packing and Rod Seal Maintenance

Addresses packing ring inspection, case cleaning, and correct assembly for rod sealing. Effective packing maintenance prevents gas leakage and rod wear.

Lesson 3 • Piston Ring and Rider Band Service

Teaches ring gap measurement, wear limit evaluation, and correct ring installation technique. Proper ring service restores compression efficiency and reduces blow-by.

Lesson 4 • Crankshaft and Bearing Inspection

Covers crankshaft journal measurement, bearing clearance checks, and alignment verification. Ensures the rotating assembly meets tolerances before return to service.

Lesson 1 • Rotary Screw Compressor Service

Covers rotor timing, clearance measurement, and oil injection system maintenance for screw compressors. Correct rotor clearances are critical to efficiency and reliability.

Lesson 2 • Vane Compressor Maintenance

Addresses vane wear measurement, rotor eccentricity, and housing bore inspection for vane compressors. Vane condition governs sealing efficiency and output pressure.

Lesson 3 • Thrust and Journal Bearing Service

Covers tilting-pad and sleeve bearing inspection, clearance measurement, and replacement criteria. Bearing condition determines rotor stability and machine availability.

Lesson 4 • Centrifugal Compressor Impeller Service

Teaches impeller removal, dimensional inspection, and balance verification for centrifugal machines. Impeller integrity directly affects surge margin and aerodynamic performance.

Lesson 1 • Belt and Chain Drive Maintenance

Covers belt tension measurement, sheave alignment, and chain lubrication for belt and chain-driven compressors. Proper drive maintenance prevents premature wear and power loss.

Lesson 2 • Dial Indicator Alignment Methods

Teaches rim-and-face and reverse-dial indicator alignment techniques using mechanical gauges. Provides a reliable baseline method applicable to all compressor types.

Lesson 3 • Laser Alignment Systems

Covers laser alignment tool setup, data entry, and correction move execution for precision alignment. Laser systems improve speed and accuracy over dial indicator methods.

Lesson 4 • Shaft Alignment Principles

Explains angular and parallel misalignment, thermal growth, and soft-foot effects on compressor trains. Alignment theory underpins all practical alignment procedures.

Lesson 1 • Maintenance Planning and Scheduling

Covers work order creation, parts kitting, shutdown planning, and resource scheduling for compressor overhauls. Effective planning maximizes wrench time and minimizes outage duration.

Lesson 2 • Key Performance Indicators for Compressors

Defines availability, mean time between failures, maintenance cost per unit, and OEE for compressors. KPIs quantify program effectiveness and guide continuous improvement.

Lesson 3 • Reliability-Centered Maintenance Concepts

Introduces failure mode analysis, criticality ranking, and maintenance task selection logic. Provides the strategic framework for all predictive and preventive maintenance decisions.

Lesson 4 • Root Cause Analysis Methods

Applies fishbone diagrams, fault trees, and five-why analysis to compressor failure investigations. Systematic root cause analysis prevents recurrence of costly failures.