1 Study Material
Mechanical Technologist Grade 1 - CWEA
Safety Fundamentals
OSHA standards (LOTO, confined space,
PPE)
Hazard communication (SDS), fall
protection
Safe tool and equipment operation
Basic Mechanical Theory
Force, torque, horsepower basics
Friction, heat, and wear concepts
Mechanical advantage principles
Pumps
Centrifugal vs. positive displacement
Pump curves and basic performance
concepts
,Cavitation causes and prevention
Mechanical seals and packing
Valves & Piping
Gate, globe, check, butterfly, plug valves
Pipe materials (PVC, ductile iron, steel)
Flange types and gasket selection
Motors & Drives
AC/DC motor basics
Couplings and alignment basics
Belt drives, chain drives, gear reducers
Bearings & Lubrication
Ball vs. roller bearings
Grease vs. oil lubrication
Preventing premature bearing failure
Hydraulics & Pneumatics
Pressure, flow, Pascal's Law
Cylinders, actuators, compressors
Leak detection and troubleshooting
Tools & Measurement
, Tools & Measurement
Micrometers, calipers, dial indicators
Torque wrenches and alignment tools
Proper storage and calibration basics
Blueprint & Diagram Reading
Mechanical symbols
P&IDs fundamentals
Flow direction and system components
Preventive Maintenance
Inspection schedules
Vibration and noise monitoring basics
Documentation and work orders
Troubleshooting
Systematic problem-solving steps
Identifying mechanical failure symptoms
Root cause basics
Primary References for Study
CWEA Mechanical Technologist Candidate
Handbook
Operation of Wastewater Treatment Plants