Most equipment specifications include a requirement that the vendor or contractor provide complete operations and maintenance (O&M) data for the equipment to the owner following shipment and prior to project closeout. General requirements for O&M manuals are probably familiar to you and already addressed in your specifications. Keep the following specific requirements in mind when reviewing O&M data for the electrical systems and components of hvacr equipment.
Larger motors and motors in special applications such as high-inertia load or plugging duty have additional performance parameters that should be included in the data sheet. These may include efficiency and power factor, minimum time between starts, maximum stall time, acceleration time of the motor and load, minimum terminal voltage during starting, and many others.