Covel No. 17 and 17H Surface Grinders Manual
Bulletin 179 service manual for Covel precision surface grinders, models No. 17 (hand feed) and No. 17H (hydraulic feed). These 10" × 16" grinding capacity machines are industrial-grade toolroom equipment manufactured by Covel Manufacturing Co. of Benton Harbor, Michigan, since 1874. The manual covers setup, operation, and maintenance of key precision components: the elevating hand wheel, hard chrome table ways, timing belt drive system, precision ball-bearing spindle assembly, and hardened ground lead screws for exact depth control. Essential technical reference for operators and maintenance technicians.
Table of Contents:
- INTRODUCTION
- Purpose of Manual
- General Information
- DESCRIPTION
- General
- Assembly and Construction
- Flow Control and Relief Valve
- Application
- PRINCIPLES OF OPERATION
- Pumping Cartridge
- Hydraulic Balance
- Pressure Plate
- Flow Control and Relief Valve
- INSTALLATION AND OPERATING INSTRUCTIONS
- Installation Drawings
- Drive Connections
- Shaft Rotation
- Piping and Tubing
- Hydraulic Fluid Recommendations
- Overload Protection
- Port Positions
- Start-Up
- SERVICE INSPECTION AND MAINTENANCE
- Service Tools
- Inspection
- Adding Fluid To The System
- Adjustments
- Lubrication
- Replacement Parts
- Trouble-Shooting
- OVERHAUL
- General
- Disassembly
- Inspection and Repair
- Reassembly
- TESTING
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Document Details
- Format
- Pages
- 54
- Size
- 22.5 MB
- Category
- Machine Tools