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Lewis Mechanical considers its customers valued team members. We work in concert with our customers to exceed expectations at the lowest possible cost. We offer: ● Air Heater & Preheater Repair ● Ductwork Modification & Balanced Draft Conversion\ ● Relocation of Large Systems and Equipment ● Burner Work Replacement ● Emergency Outage Boiler Repair ● Long-term Maintenance...

At Lewis Mechanical safety is  paramount and our workforce is trained at the highest levels for safety training. Included in our program is a zero tolerance for substance abuse as well as a fitness for duty program. Our Safety Program is a value added to our customers, our workforce and all others working in that...

Lewis Mechanical is continuously developing new technologies to improve the reliability and overall performance, and to reduce operating and maintenance costs of its Lewis Mechanical Roll Wheel and E/EL pulverizers. These design innovations and improvements have proven effective in applications worldwide. Lewis Mechanical Roll Wheel pulverizer improvement solutions: • Roll Wheel assembly rebuild programs • Roll Wheel gear drive remanufacturing • High-spin...

Lewis Mechanical’s staff of field service engineers is at your service, whether for routine maintenance or emergency repairs. Our skilled network of on-site experts can help bring any boiler to its highest level of efficiency. Maintenance and repair services include: ●Code compliance ● On-site engineering and evaluation ● Consultations ● Mechanical and structural evaluation ● Outage management ● Laboratory analyses ● Air heater maintenance ● Inspections, condition...

The highly skilled field specialists of Lewis Mechanical are able to respond to and solve our customers’ toughest boiler and environmental equipment challenges and provide technical assistance whenever the need arises. Our Services include: ● Startup and commissioning ● Boiler performance and efficiency services ● Routine and preventative maintenance ● Project services ● Environmental services ●...

Economizers and air heaters perform an important function in providing high overall boiler thermal efficiency. They recover the low temperature energy from the flue gas. Air heating also enhances the combustion of many fuels and is critical for pulverized coal firing to dry the fuel and ensure stable ignition.