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       CODE: 637.664-010 Buy the DOT:Download/CD-ROM
TITLE(s): HEATING-AND-AIR-CONDITIONING INSTALLER-SERVICER HELPER (construction) alternate titles:
heating-and-air-conditioning-mechanic helper
Assists workers engaged in installing, repairing, and servicing industrial, commercial, and
residential environmental-control systems, performing any combination of following duties: Cuts,
punches, flanges, shears, and solders sheet metal ducts and parts, using handtools and portable
power tools. Cuts threads and packs pipes. Cements insulation in place over finished piping or
tubing. Passes electrical wire through conduit, splices wire connections, and tapes wire. Assembles
sheet metal components of prefabricated furnaces, using handtools. Replaces exhausted or defective
containers of refrigerant with new refrigerant. Lubricates fans, motors, and control units. Installs
air and water filters in completed assembly. Performs other duties as described under HELPER (any
industry) Master Title. May be designated according to type of equipment serviced as
Air-Conditioning-Mechanic Helper, Industrial (any industry).
GOE: 05.10.01 STRENGTH: H GED: R3 M2 L2 SVP: 6 DLU: 77
ONET CROSSWALK: 98102 Helpers- Mechanics and Repairers
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