Camera and photographic equipment repairers work through a series of steps in fixing a camera. The first step is determining whether a repair should be attempted, because many inexpensive cameras cost more to repair than to replace.

Millwrights install, repair, replace, and dismantle the machinery and heavy equipment used in many industries. About half of all millwrights work in a variety of manufacturing industries; another third work for construction builders and contractors.

Most craft workers specialize in one kind of work, such as plumbing or carpentry. General maintenance and repair workers, however, have skills in many different crafts.

Communications networks of telephone and cable television lines provide voice, video, and other communications services. These networks are constructed and maintained by electrical powerline installers and repairers and telecommunications line installers and repairers.

Anyone whose washer, dryer, or refrigerator has ever broken knows the importance of a dependable repair person. Home appliance repairers, often called service technicians, keep home appliances working and help prevent unwanted breakdowns.

Industrial machinery mechanics, also called industrial machinery repairers or maintenance machinists, are highly skilled workers who maintain and repair machinery in a plant or factory.

Heating, air-conditioning, and refrigeration mechanics and installers—also called technicians—install, maintain, and repair such systems. Because heating, ventilation, air-conditioning, and refrigeration systems often are referred to as HVACR systems, these workers also may be called HVACR technicians

Small engine mechanics repair and service power equipment ranging from racing motorcycles to chain saws. Mechanics usually specialize in the service and repair of one type of equipment, although they may work on closely related products.

Vending machine servicers, often called route drivers, visit machines that dispense soft drinks, candy and snacks, and other items. Vending machine repairers, often called mechanics or technicians, make sure that the machines operate correctly.

Heavy vehicle and mobile equipment service technicians and mechanics repair and maintain engines and hydraulic, transmission, and electrical systems powering farm machinery, cranes, bulldozers, and railcars, for example.

Diesel service technicians and mechanics, which includes bus and truck mechanics and diesel engine specialists, repair and maintain the diesel engines that power transportation equipment such as heavy trucks, buses, and locomotives.

Anyone whose car or light truck has broken down knows the importance of the jobs of automotive service technicians and mechanics. The ability to diagnose the source of a problem quickly and accurately requires good reasoning ability and a thorough knowledge of automobiles.

Automotive body repairers, also often called collision repair technicians, straighten bent bodies, remove dents, and replace crumpled parts that cannot be fixed. They repair all types of vehicles, and although some work on large trucks, buses, or tractor-trailers, most work on cars and small trucks.

From electronic switches that route telephone signals to their destinations to radio transmitters and receivers that relay signals from wireless phones, the workers who set up and maintain this sophisticated equipment are called radio and telecommunications equipment installers and repairers.

Many aircraft mechanics, also called airframe mechanics, power plant mechanics, and avionics technicians, specialize in preventive maintenance.