NewAviation Electronics, Electrical & Computer Systems Technician U.S. NavyAviation Electronics, Electrical & Computer Systems TechnicianCambridge Springs, PAWork Environment Assignments with squadrons at naval air stations and aboard aircraft carriers worldwide; work in hangars, avionics labs, and outdoors on flight lines in all weather conditions and high noise environments; close teamwork with other aviation ratings and aircrew in a structured maintenance organization; potential temporary duty with detachments and deployments supporting carrier or expeditionary operations. Additional qualifications for this job may include: United States citizenship and eligibility for a security clearance; normal color perception; interest in aviation and working around aircraft; strong aptitude in electronics, computers, and precision technical work; manual dexterity, good memory, and physical fitness sufficient to work safely on flight lines, in hangars, and on shipboard aircraft.
NewPlastivs Machine Maintenance Career Concepts Staffing Services, Inc.Plastivs Machine MaintenanceFairview, PA$26–$32 / hourh4>About Career Concepts Staffing Services, Inc. Career Concepts is the leading locally owned staffing company in Western Pennsylvania and New York, dedicated to connecting top-tier talent with exceptional opportunities. Perform preventative maintenance on plastics manufacturing equipment, including injection molding and auxiliary systems.
NewAviation Electrician’s Mate U.S. NavyAviation Electrician’s MateWaterford, PAWork Environment Assignments with squadrons at naval air stations and aboard aircraft carriers worldwide; work in hangars, avionics labs, and outdoors on flight lines in all weather conditions and high noise environments; close teamwork with other aviation ratings and aircrew in a structured maintenance organization; potential temporary duty with detachments and deployments supporting carrier or expeditionary operations. Additional qualifications for this job may include: United States citizenship and eligibility for a security clearance; normal color perception; interest in aviation and working around aircraft; strong aptitude in electronics, computers, and precision technical work; manual dexterity, good memory, and physical fitness sufficient to work safely on flight lines, in hangars, and on shipboard aircraft.
NewAviation Electronics Technician U.S. NavyAviation Electronics TechnicianWaterford, PAWork Environment Assignments with squadrons at naval air stations and aboard aircraft carriers worldwide; work in hangars, avionics labs, and outdoors on flight lines in all weather conditions and high noise environments; close teamwork with other aviation ratings and aircrew in a structured maintenance organization; potential temporary duty with detachments and deployments supporting carrier or expeditionary operations. Additional qualifications for this job may include: United States citizenship and eligibility for a security clearance; normal color perception; interest in aviation and working around aircraft; strong aptitude in electronics, computers, and precision technical work; manual dexterity, good memory, and physical fitness sufficient to work safely on flight lines, in hangars, and on shipboard aircraft.
Maintenance Technician Curtze Food ServiceMaintenance TechnicianErie, PAli style="color:#494949;line-height:normal;background:#ffffff">Knowledgeable in electrical systems including meter reading, troubleshoot low and high voltage circuits from 24 volts to 480 volts, as well as 3-phase and single-phase systems. Job Description: As a Maintenance Technician at our Specialty Steak Service Facility, you will play a crucial role in maintaining our equipment and systems to prevent disruptions in our operations.
Senior Engineering Designer, Electrical Projects (Hybrid Schedule) EversourceSenior Engineering Designer, Electrical Projects (Hybrid Schedule)East Springfield, MA$107,870–$119,860 / yearEssential Functions: Responsible for project management to ensure complex work is completed on time; designs, plans, allocates and coordinates all resources relevant to a project, including budget, staffing. Serves as liaison with internal and external customers (i.e., company employees, customers, town/city and state officials); anticipates customer needs; gives high priority to.
Maintenance Technician HVAC Preferred Spectrum ControlMaintenance Technician HVAC PreferredFairview, Pennsylvaniali>Assist in production and/or construction & repair efforts by performing manufacturing processes such as installing conduit and wire, network cabling, lighting, controls, poly and single-phase motors, and power distribution systems, arc welding, gas welding, brazing, and soldering. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information.
Maintenance Technician Axion RecruitmentMaintenance TechnicianErie, PA$32–$38 / hourp>This position is commutable from Erie, Millcreek Township, Summit Township, McKean Township, Harborcreek Township, Lawrence Park Township, Wesleyville, Fairview Township, Girard, Lake City, Platea, North East, Edinboro, Waterford. To find out more, simply click Apply or contact James Walden on **773-747-7676 **or email james.walden@axionrecruitment.com.
Maintenance Technician Spectrum ControlMaintenance TechnicianFairview, Pennsylvaniali>Assist in production and/or construction & repair efforts by performing manufacturing processes such as installing conduit and wire, network cabling, lighting, controls, poly and single-phase motors, and power distribution systems, arc welding, gas welding, brazing, and soldering. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information.
Maintenance Technician II (Night Shift, 7pm-7am) starting at $32.30/hr. Graham Packaging CompanyMaintenance Technician II (Night Shift, 7pm-7am) starting at $32.30/hr.North East, PennsylvaniaWorking at Graham means you lead constructively with clear goals, use diverse thinking to drive excellence, accountability, innovation, as well as demonstrating collaboration, embracing learning, and taking action for continuous improvement and growth. Provide emergency/unscheduled repairs of production equipment during operation and perform scheduled maintenance repairs of production equipment during machine service.
Experienced Residential Property Maintenance Technician Mentor, OHExperienced Residential Property Maintenance TechnicianErie, PAPrepare units for new residents, rehab apartments, and complete work orders promptly. It’s a career path with bonus compensation opportunities and even the ability to invest in the real estate you help operate and improve.
Multi Craft Maintenance Technician Vertiv Group Corp.Multi Craft Maintenance TechnicianPAWith $6.9 billion in revenue, a strong customer base and global reach spanning nearly 70 countries, we are uniquely positioned to deliver greater value to our customers and create new opportunities for our people. This role requires broad expertise across mechanical, electrical, hydraulic, pneumatic, and basic automation systems to ensure safe, efficient, and reliable plant operations.
Maintenance Technician Shearer's FoodsMaintenance TechnicianWaterford, Pennsylvania$29.75–$33.25 / hourli>3 years of manufacturing experience; strong hydraulic, pneumatic, mechanical and industrial skills with some PLC experience; experience with mechanical systems (e.g., gear boxes, chains, sprockets, motors, seals, bearings), product manuals (e.g., reading and applying knowledge to make repairs), troubleshooting mechanical breakdowns (pinpointing and fixing breakdowns), and reading mechanical drawings (e.g., hydraulics, pneumatics). We are committed to adhering to anti-exclusion practices, removing barriers to access, and enhancing opportunities for all individuals based on merit and potential. Your skills, experience, and perspective are valuable—and we want to empower you to make your mark here with us.
Maintenance Technician Churchill Downs IncorporatedMaintenance TechnicianErie, PAp>Presque Isle Downs & Casino, conveniently located off of I90 in Erie, PA, features table games, slots, sportsbook, entertainment, live thoroughbred horse racing, and year-round simulcast racing. In this role, you'll tackle a variety of tasks, including plumbing, carpentry, painting, electrical work, machine servicing, and even table games maintenance.
Maintenance Technician ERIE PLATING COMPANYMaintenance TechnicianErie, PA$28–$32 / hourp>Troubleshoot and repair 3-phase electrical systems and motor control circuits Diagnose equipment failures and restore equipment safely and efficiently Install and replace motors, pumps, seals, and related components Perform preventative maintenance and document completed work Read electrical diagrams and troubleshoot equipment issues Respond to urgent equipment problems as needed. Industrial Maintenance Technician - Electrical / Motor Control Erie, PA Full-Time Pay: ($28 - $32 ) Erie Plating is hiring two Industrial Maintenance Technicians to support production equipment and facility infrastructure in an active manufacturing environment.
Maintenance repairman Lakeshore Community Services, Inc.Maintenance repairmanErie, PAThe position requires skilled and semi-skilled tasks performed while providing the repair and/or maintenance of vehicles, machinery, equipment, residential homes, and offices. Repair and maintain household appliances to include but not limited to: Washing machines, clothes dryers, refrigerators, furnaces, boilers, dishwashers, & microwaves.
Automotive Maintenance Technician Bridgestone Americas IncAutomotive Maintenance TechnicianErie, PA$11.52–$17.28 / hourWhatever role you fill, when you represent Bridgestone, you are a valued teammate, and part of our larger mission to "Serve Society with Superior Quality", for that, we offer you: • A supportive and engaging onboarding experience to ensure a smooth transition into our team. At Bridgestone, what really matters is to foster co-creation opportunities and empowering you to be creative and curious to make mobility safer, more efficient, and more sustainable for future generations.
CNC Maintenance Technician - 2nd & 3rd Shift MeadvilleCNC Maintenance Technician - 2nd & 3rd ShiftCambridge Springs, Pennsylvaniap>Meadville Forging offers excellent benefits including: Competitive Wages, 2nd and 3rd shift premiums. Perform Preventative Maintenance and cleaning of CNC equipment, Automated Gauges and robotic systems.
MFG Maintenance Technician Rehrig Pacific CoMFG Maintenance TechnicianErie, PAYour day-to-day impact will include: Equipment Care & Repair Inspect, troubleshoot, and repair injection molding machines, extrusion equipment, compressors, HVAC, fire suppression systems, and more. We provide end-to-end solutions including returnable plastic products, delivery lifts and sleds, technology to track those assets, and a service team to ensure their longevity.
Maintenance Electrician - Nights Shearer's Foods LLCMaintenance Electrician - NightsPAResponsibilities Maintenance Electrician - Nights 821 Route 97 South Waterford, Pennsylvania 16441 !2 hour rotating days 2/2/3 7pm-7am Repairs, installs, replaces and tests electrical circuits, equipment, PLC components, and appliances by using hand tools and testing instruments Inspects and tests electrical equipment, lighting, signal, communication, and power circuits Isolates defects in wiring, switches, motors and other electrical equipment using instruments such as ammeters, ohmmeters, and voltmeters Replaces faulty switches, sockets, and other elements of electrical systems as needed, and has the ability to dismantle electrical machinery and replace defective electrical or mechanical parts such as gears, brushes and armatures Has the ability to test and complete circuits according to blueprint and diagram specifications Performs all work in accordance with established safety procedures and inspects completed work for conformance with requirements of existing building and safety codes Must be able to repair or replace all electrical devices including, but not limited to: breaker panels, motor starters, heaters, fuses, lights, AC drives, motors, electrical switches, etc. Must know how to use VOM Meter, Megger, AMP Meter and Chart Recorder Sound working knowledge of Electrical Safe Work Practices; AC and DC Electrical Theory; reading/creating electrical prints and control schematics; motor control; personal computer hardware and software; computer networks; pneumatic and hydraulic valves; photo eyes; proximity sensors; limit switches; breakers & fuses.
CNC Lead Maintenance Technician MeadvilleCNC Lead Maintenance TechnicianCambridge Springs, Pennsylvaniaul>Serve as the primary technical resource for troubleshooting and repairing CNC equipment, robotic systems, automated gauges, and associated electrical/PLC control systems. Perform advanced troubleshooting on electrical, PLC, mechanical, hydraulic, and pneumatic systems to identify and correct root causes of equipment issues.
NewMaintenance Personnel - Millcreek Mall CafaroMaintenance Personnel - Millcreek MallErie, PABased upon a strategic approach of continuous reinvestment and improvement of our real estate assets and disciplined non real estate asset management and investment, the organization shall maintain its autonomy as a privately controlled family owned business. In This Role, You Will: Landscape both interior and exterior areas of the premises, including grass cutting, weed control, and trimming trees and hedges, ensuring a well-maintained and attractive environment.
Maintenance Technician A Continental Structural PlasticsMaintenance Technician AConneaut, OhioMaintain and install piping, fittings, valves, gauges, traps and all types of controls for high- and low-pressure hydraulic systems and steam and air lines. Teijin Automotive offers employees the opportunity to join a leading edge company within the composite material industry and enjoy the benefits offered by a growing company in North America and internationally.
General Facilities Maintenance Technician WalmartGeneral Facilities Maintenance TechnicianErie, PAFull timeEssential Functions: Maintain and repair Walmart facilities, equipment, and assets by utilizing multiple craft skills (for example, plumbing, electrical, carpentry, material handling equipment, food equipment) and using hand tools, power tools, and other equipment to complete jobs . By making Walmart a welcoming place where all people feel like they belong, we're able to engage associates, strengthen our business, improve our ability to serve customers, and support the communities where we operate.
Erie PA Facilities Maintenance Technician Workforce Beacon SolutionsErie PA Facilities Maintenance TechnicianErie, PA$19–$23li>Perform general repairs to apartments including but not limited to patching and painting of drywall, repairs or changing of locks, light plumbing of sinks and drains, electrical work such as changing outlets and fixtures. Perform general repairs to buildings including, but not limited to interior/exterior painting, repair or adjusting entry doors, replacing light bulbs or fixtures.
Maintenance Repairman II Barber National InstituteMaintenance Repairman IIErie, PAFull timeSince our founding in 1952, we have evolved into a multi-faceted organization serving more than 6,200 individuals annually with a wide range of educational, vocational, residential and behavioral health programs. The Barber National Institute is a non-profit committed to its mission of providing the highest quality services for children and adults with autism, intellectual disabilities or behavioral health challenges and their families.
NewInstallation & Maintenance technician Rehrig Pacific CoInstallation & Maintenance technicianErie, PAThis individual will also be responsible for performing maintenance, troubleshooting, diagnostics, and repairs across all of Rehrig Pacifics Direct-to-Store Delivery (DSD) and Supply Chain Technology offerings. The purpose of this role is to coordinate and execute the installation of Rehrig Pacifics Pallet Management Solutions (Qtek) and Vision Object Recognition (VOR) systems.
NewMaintenance Technician II Schwan's CompanyMaintenance Technician IINorth East, PAPerform complex mechanical repairs including shaft keying, sprocket broaching, gear head replacement, stainless steel welding, hydraulic hose fabrication, and belt maintenance using specialized tools and equipment. + Utilize SAP software to document maintenance activities, track work orders, and communicate effectively with production and operations teams to optimize workflow.
Facilities Maintenance Technician Vertiv Group Corp.Facilities Maintenance TechnicianCorry, PAWith $6.9 billion in revenue, a strong customer base and global reach spanning nearly 70 countries, we are uniquely positioned to deliver greater value to our customers and create new opportunities for our people. The Facilities Maintenance Technician is responsible for performing routine maintenance, repairs, and upkeep of buildings, grounds, and equipment to ensure a safe, clean, and functional environment.
MAINTENANCE UMH Properties IncMAINTENANCEErie, PAli>Overtime responsibilities include answering incoming calls from residents or coworkers on a company-provided cell phone, assessing and responding to emergencies in the community including, but not limited to, emergency repairs, water leaks and snow plowing. Cleanup should occur several times throughout the day, with trash and waste disposed of in approved containers, drips and spills wiped up immediately, and equipment and tools put away as work is completed.
NewMaintenance Supervisor Schwan's CompanyMaintenance SupervisorWestfield, NY$68,000–$113,000 / yearMust have knowledge and skills in the technologies of general construction, electrical systems, electronic systems, microprocessors, mechanical systems (e.g., production/process, refrigeration, boilers, HVAC, hydraulics, and pneumatics), and computerized maintenance management systems. + Supervises daily work assignments, including reactive, corrective, planned, and condition-based maintenance, in coordination with the Maintenance Planner/Scheduler; prioritizes and assigns resources based on shifting production and schedule demands.
Maintenance Technician II The Schwan Food CompanyMaintenance Technician IIPAPerform complex mechanical repairs including shaft keying, sprocket broaching, gear head replacement, stainless steel welding, hydraulic hose fabrication, and belt maintenance using specialized tools and equipment. Utilize SAP software to document maintenance activities, track work orders, and communicate effectively with production and operations teams to optimize workflow.
Design & Maintenance Engineer Aditi ConsultingDesign & Maintenance EngineerErie, PA$85–$90 / hourstrong>Consent to Communication and Use of AI Technology: By submitting your application for this position and providing your email address(es) and/or phone number(s), you consent to receive text (SMS), email, and/or voice communication whether automated (including auto telephone dialing systems or automatic text messaging systems), pre-recorded, AI-assisted, or individually initiated from Aditi Consulting, our agents, representatives, or affiliates at the phone number and/or email address you have provided. The primary focus of this position is on systems that utilize Insulated Gate Bipolar Transistors (IGBTs), Silicon Controlled Rectifiers (SCRs), and the latest Silicon Carbide (SiC) technologies, particularly in inverter and converter applications.
Maintenance B -CO Continental Structural PlasticsMaintenance B -COConneaut, OhioMaintain and install piping, fittings, valves, gauges, traps and all types of controls for high- and low-pressure hydraulic systems and steam and air lines. Teijin Automotive offers employees the opportunity to join a leading edge company within the composite material industry and enjoy the benefits offered by a growing company in North America and internationally.
Maintenance Supervisor Welch Foods Inc.Maintenance SupervisorNY$80,000–$90,000 / yearWithin the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training. This range reflects the minimum and maximum for the position across all US locations, is based on a full-time work schedule, and is Welch's good faith estimate as of the date of this posting.
Maintenance Mechanic Welch Foods Inc.Maintenance MechanicNYp>Demonstrate expertise with the maintenance requirement of plant processing, production and seasonal operations through a thorough and continuing evaluation of production, processing and seasonal requirements, techniques, procedures, facilities and equipment. Train other mechanics in the proper set-up, adjustment, and maintenance of production, processing and seasonal support equipment and supervise them to accomplish maintenance requirements.
NewMaintenance Supervisor The Schwan Food CompanyMaintenance SupervisorNY$68,000–$113,000 / yearli>Must have knowledge and skills in the technologies of general construction, electrical systems, electronic systems, microprocessors, mechanical systems (e.g., production/process, refrigeration, boilers, HVAC, hydraulics, and pneumatics), and computerized maintenance management systems. Supervises daily work assignments, including reactive, corrective, planned, and condition-based maintenance, in coordination with the Maintenance Planner/Scheduler; prioritizes and assigns resources based on shifting production and schedule demands.
Per Diem - Part Time - Prison Maintenance Erie County, PAPer Diem - Part Time - Prison MaintenanceErie, PAul>Performs general labor duties up to and including inmate supervision, grounds maintenance, general cleaning/organizing and OJT training on all skill sets needed to maintain the building. Must be able to assist and be willing to learn and comprehend basic electrical, HVAC, plumbing, carpentry, painting, troubleshooting and specific correctional maintenance incorporated throughout the building.
Utility Maintenance I Ellwood Group IncUtility Maintenance IPAp>Utility Maintenance I - Essential Job Functions - but not limited to the following: Performs core-level maintenance work involving electrical, mechanical, construction, plumbing, and hydraulic on machines, vehicles, cranes and facilities equipment, stick welding, <600 volts. Operates all types of industrial equipment, including, but not limited to, fork lifts, man lifts, mobile cranes, bridge cranes, radio cranes and other industrial equipment.
Alternative Fuel Technician TalentSphereAlternative Fuel TechnicianErie, PA$25–$50 / hourOn behalf of our client, we are seeking an Alternative Fuels Technician to join a growing team focused on designing, building, and maintaining advanced renewable and alternative energy fueling infrastructure. Keywords: Alternative fuels, CNG technician, RNG service tech, electrical maintenance, renewable energy mechanic, compressed gas systems, Erie jobs, Pennsylvania technician roles.
Roadside Technician Commercial Tires - Erie, PA The Goodyear Tire & Rubber CoRoadside Technician Commercial Tires - Erie, PAErie, PAGoodyear Commercial Tire & Service Centers (CTSC) are owned by Goodyear - which makes them uniquely qualified to offer you trusted tires, reliable services and powerful management tools to help you lower your operating costs. Starting Pay: $18.50 HourlyBase pay offered may vary depending on factors such-as job-related knowledge, skills, experience, and market location.
Compression Technician Amcor PlcCompression TechnicianErie, PAp>SUMMARY: A Compression Technician is responsible for maintaining, repairing, and ensuring the optimal performance of compression equipment, typically used in the oil, gas, and natural gas industries to move products through pipelines or other systems. The role involves monitoring equipment, troubleshooting issues, and performing routine maintenance to ensure operational efficiency.
HVAC Refrigeration Service Technician NextechHVAC Refrigeration Service TechnicianErie, Pennsylvania$30–$30 / hourCompany Vehicle: Hit the road in a fully equipped van, gas card includedStart Your Day from Home: Dispatched directly from home for daily convenienceGet Paid for All Your Time: Paid port-to-port travel means no unpaid downtimeTool Allowance: Keep your gear sharp - we've got you coveredProfessional Growth: Paid training, certification support, and education reimbursementOutstanding Benefits: With more than 2,000 team members and growing, we are the largest HVAC/R service provider in the United States and we continue to push the industry forward.
Commercial Refrigeration Service Technician TDH RefrigerationCommercial Refrigeration Service TechnicianErie, PAp>The Arcticom Group (“TAG”) is a U.S.-based network of commercial and industrial mechanical services companies that provide HVACR service, maintenance, and installation services throughout North America. The Journeyman Refrigeration Service Technician performs commercial service, maintenance, and repair on refrigeration systems including walk-ins, self-contained units, single systems, and rack systems.
Field Service Technician Industrial Service Solutions LLCField Service TechnicianErie, PAThis role involves working on equipment and technologies including, pumps (submersible, vertical turbines, progressive cavity, horizontal end suction and multi-stage centrifugal), Water and wastewater treatment equipment such as SBR's, Extended Aeration, MBBR, tertiary and denitrification filters, multi-media filters, blowers, and control panels, you'll need to have excellent mechanical know how, willingness to learn and problem-solving skills. Bachelor or associate's degree in science/engineering (STEM) or technical certificate in Instrumentation, Controls, or programming and/or water treatment experience with PLC control systems, PLC programming and troubleshooting is preferred.
HVAC Refrigeration Service Technician CMS NexttechHVAC Refrigeration Service TechnicianErie, PACompany Vehicle: Hit the road in a fully equipped van, gas card includedStart Your Day from Home: Dispatched directly from home for daily convenienceGet Paid for All Your Time: Paid port-to-port travel means no unpaid downtimeTool Allowance: Keep your gear sharp — we’ve got you coveredProfessional Growth: Paid training, certification support, and education reimbursementOutstanding Benefits: With more than 2,000 team members and growing, we are the largest HVAC/R service provider in the United States and we continue to push the industry forward.
Alternative Fuels Technician Love's Travel Stops & Country StoresAlternative Fuels TechnicianErie, PAIn this role you'll be responsible to maintain, adjust, diagnose, and make periodic inspections of electrical and mechanical equipment at Compressed Natural Gas (CNG), Renewable Natural Gas (RNG) and EV stations such as but not limited to control panels, actuators, pumps, valves, meters, and other various equipment in a safe, timely, and efficient manner. + Drive a company vehicle to or between company sites to perform daily preventative maintenance, troubleshooting and repairs on equipment related to hydraulic, Compressed Natural Gas (CNG), Renewable Natural Gas (RNG), and EV Charging stations at Love’s Travel Stop’s facilities and various third-party customers.
Onsite Licensed Electrician/Handyman City Wide Facility SolutionsOnsite Licensed Electrician/HandymanErie, PAIn this role, you will be responsible for performing a variety of maintenance and repair tasks related to electrical systems, while also conducting general handyman duties to ensure the facilities we manage remain in excellent condition. City Wide Facility Solutions is seeking an experienced Onsite Electrician/Handyman to join our growing team.
Controls Engineering Technician Amcor PlcControls Engineering TechnicianErie, PAli>Completing incident investigations, root cause analysis and implementing corrective actions accordingly in a timely and thorough manner. Serving as an automation technical resource for continuous improvement and capital projects efforts working with the Electrical Controls Engineer.
NewPlumbing Journeyman Rabe Environmental SystemsPlumbing JourneymanErie, PAThis includes boilers (steam and hot water), pumps, chillers (air and water cooled), cooling towers, heat exchangers (flat plate and tube in shell), hydronic air handling units, hydronic systems and accessories. • Install auxiliary components to heating-cooling equipment, such as expansion and discharge valves, air ducts, pipes, blowers, dampers, flues, and stokers, following blueprints.