Myford MG12-HA Manual for Operation, Maintenance & Parts  – Complete 134-Page Guide

This Myford MG12-HA / MG12-HAC Cylindrical Grinder Operation, Maintenance, and Parts Manual is an essential resource for machinists, rebuilders, toolroom operators, and service technicians working with the highly regarded Myford precision grinding line. Spanning 134 printed pages, this manual provides comprehensive instructions for installation, operation, lubrication, troubleshooting, and parts identification for both the MG12-HA and MG12-HAC models.

Engineered for precision surface and cylindrical grinding, the MG12 series is known for its accuracy, rigidity, and reliability. This manual walks you through proper machine setup, electrical connections, lubrication schedules, coolant system management, and all critical adjustments needed to achieve and maintain peak grinding performance. Detailed sections cover wheel spindle service, work spindle operation, internal grinding attachment operation, and removal and servicing of the complete wheel head assembly.

A valuable troubleshooting section titled “Causes and Correction of Common Grinding Errors” helps diagnose taper issues, chatter, poor surface finish, burning, and alignment deviations. The manual concludes with fully illustrated exploded parts diagrams, complete with part numbers to simplify ordering, repairs, or restoration projects.

Manual Covers:

• Installation & machine setup

• Electrical equipment & wiring layouts

• Complete lubrication instructions

• Coolant system operation & maintenance

• Main controls, adjustments & machine functions

• Wheel spindle maintenance & bearing service

• Revolving work spindle operation

• Internal grinding attachment setup

• Wheel head removal & servicing

• Troubleshooting common grinding errors

• Complete parts diagrams & part-number listings