Spring Engaged Friction Clutches End of Shaft Bored
7Pages

Installation and Maintenance Manual SPRING ENGAGED FRICTION CLUTCHES END OF SHAFT BORED, PILOT MOUNT This document applies to the following catalog standard products, and to custom versions based upon these models: E3D3R-STH, E4D3R-STH E5D3R-STH, E5D3K-STH E6D3G-STH, E6D3K-STH E8D3K-STH, EAD4K-STH EBD4K-STH PLEASE NOTE Mach III products are manufactured on a per order basis and may only be returned in cases of warranty defect. We strongly recommend review of all new applications with Mach III Engineering staff to ensure suitability of the chosen product for the intended use. © Mach III Clutch, Inc. All Rights Reserved 6/18/2020

ADDITIONAL RESOURCES AND SERVICES PRODUCT DETAIL SHEETS Click on the product number shown on page 1 of this document for a link to download the product detail sheet which contains dimensional data, torque capacity and other specifications along with parts list and parts kits details. For custom products (part numbers ending in three numeric characters), contact Mach III Engineering. TECH SUPPORT, 3D MODELS, APPLICATION REVIEW AND SELECTION ASSISTANCE Mach III Engineering: FACTORY REPAIR SERVICE Clients who want to have a unit evaluated for factory repair service should contact Mach III...

INSTALLATION 1. INSTALLING A SPROCKET OR PULLEY Mach III units are typically shipped from the factory with the required sprocket or pulley preinstalled. This section pertains only to those who need to install or replace a pulley or sprocket in the field. Please use the links on page one of this document to obtain the detail sheet for your unit. This sheet will include the pilot diameter and other dimensions needed to machine the sprocket or pulley. Bore the sprocket or pulley for clearance (slide fit) over pilot and drill standard clearance holes for the number and type of screws on...

OPERATION A. AIR PRESSURE The maximum operating pressure should not exceed 90 PSI. Operation at pressures greater than that required for proper function will decrease the life of the air seal. B. CONTAMINATION The friction material (pads) contained within this product will absorb oil, water, chemicals, and other contaminants. Depending on the type of contamination, clutch may either seize up entirely or lose torque capacity. If friction discs become contaminated, they should be replaced. Particulate contamination can also cause premature wear of the drive surfaces and seals. If the...

PARTS DIAGRAM FOR MODELS: E3D3R-STH, E4D3R-STH, E5D3R-STH, E6D3G-STH SPACER PISTON SEPARATOR SPRING CYLINDER SLEEVE ENGAGEMENT SPRINGS AIR SEAL BEARING RETAINER RING PRESSURE PLATE SPRING RETAINER CAP SCREW DRIVE DISC O-RING FRICTION DISC PARTS DIAGRAM FOR MODELS: E5D3K-STH, E6D3K-STH, E8D3K-STH, EAD4K-STH, EBD4K-STH RING GEAR FRICTION DISC SPRING RETAINER CAP SCREW CYLINDER ENGAGEMENT SPRING AIR SEAL PISTON BEARING RETAINER RING SLEEVE O-RING SEPARATOR SPRING

REPAIR KIT INSTALLATION PROCEDURE TOOLS REQUIRED Hex Wrench Set Rubber Mallet or similar soft face hammer Retainer (snap) Ring Pliers Scraper COMPOUNDS REQUIRED Grease O-ring Lubricant Loctite® #609 Retaining Compound Anti-Seize Lubricant (for re-installation) A. DISASSEMBLY (1) Remove clutch from shaft and place in vertical position with cylinder end facing upward. (2) Apply a minimum of 80 psi and remove cap screws in cylinder. (3) Remove air cylinder with piston and spring retainer from unit. (4) The disc package (consisting of friction discs, drive discs & release springs) will now be...

MACH III PRODUCT WARRANTY Mach III Clutch, Inc. warrants its products to be free from defects in materials and workmanship for a period of one year from the date of shipment from our factory or from the location of one of our authorized distributors provided the product is properly installed, maintained and has been operated under normal conditions. This warranty shall not apply to products that have been subject to misuse, negligence or accident, or damaged by circumstances beyond the control of Mach III Clutch, Inc., or which has been used in a manner contrary to Mach III Clutch, Inc.’s...