This guide pertains to the National Vendors Pre-PIE Snack Center & Refresh Center vending machines, encompassing models 147, 148, 247, 248, 461, 462, 474, 475, and 476. These units are engineered for reliable product dispensing, featuring robust steel construction and user-friendly interfaces with keypad selection and digital displays. The Refresh Center variants incorporate refrigerated compartments utilizing R-134a refrigerant and adjustable thermostats to maintain optimal temperatures for beverages, while both types are designed with secure keyed locks for cabinet and cash box access. Typical dimensions for these machines are approximately 72 inches in height, 30-35 inches in width, and 30-33 inches in depth, with an empty weight ranging from 400-600 lbs.

This setup guide provides essential information for the proper installation and operation of your National Vendors vending machine. It details critical setup procedures, including wiring diagrams for electrical systems operating on 110-120V AC at 60 Hz. The manual is intended to assist owners, operators, and technicians in understanding the machine's components and functions, ensuring efficient performance and longevity. By following the instructions within this guide, users can effectively manage the setup and initial configuration of their vending units.