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Class Code Information


Machinery or Equipment Repair or Servicing at Customers’ Premises – NOC – All Operations to Completion & Drivers


Code 3737 applies to employers engaged in servicing or repairing electrical apparatus, machinery or equipment at their customers’ premises.  The service and repair operations consist of tearing down units, replacing worn or broken parts such as gears, shafts, controls, etc., and cleaning, adjusting, oiling and testing when completed.  Repairs are usually done with the aid of hand tools or power hand tools. 

This classification includes the service or repair at the employer’s customers’ locations of machinery, equipment or electrical apparatus.

Assignment by Analogy

Machinery/ Equipment:     

• Heating, ventilating and air conditioning systems
• Overhead garage doors
• Stage lighting
• Commercial kitchen equipment
• Generators and transmission equipment
• Pneumatic or hydraulic machinery
• Commercial laundry machinery
• Commercial textile or sewing machines

Operations to be Separately Rated

  1. Erection or installation of machinery or electrical apparatus equipment at the customer’s premises.  Refer to Code 3724 “Machinery or Equipment Erection or Installation – NOC – All Operations to Completion & Drivers.”

Industry Group