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Appendices Safety Guide Appendices 3.0 QUICK ACTION COUPLING INSTALLATION INSTRUCTIONS 4.1 Even with proper selection and installation, quick action coupling life may be significantly reduced without a continuing maintenance program.Frequency 3.1 Pre-Installation Inspection: Before installing a quick action coupling, should be determined by the severity of the application and risk potential.A visually inspect it and check for correct style, body material, seal material, and maintenance program must be established and followed by the user and must catalog number.Before final installation, coupling halves should be connected include the following as a minimum: and disconnected with a sample of the mating half with which they will be used. 4.2 Visual Inspection of Quick Action Couplings: Any of the following conditions require immediate shut down and replacement of the quick action 3.2 Quick Action Coupling Halves From Other Manufacturers: If a quick coupling: action coupling assembly is made up of one Parker half and one half from another manufacturer, the lowest pressure rating of the two halves should not� Cracked, damaged, or corroded quick action coupling parts. be exceeded. � Leaks at the fitting, valve or mating seal. � Broken coupling mounting hardware, especially breakaway clamps. 3.3 Fitting Installation: Use a thread sealant, lubricant, or a combination of both when assembling pipe thread joints in quick action couplings.Be sure the4.3 Visual Inspection All Other: The following items must be tightened, sealant is compatible with the system fluid or gas.To avoid systemrepaired or replaced as required: contamination, use a liquid or paste type sealant rather than a tape style.Use � Leaking seals or port connections. the flats provided to hold the quick action coupling when installing fittings.Do � Remove excess dirt buildup on the coupling locking means not use pipe wrenches or a vice on other parts of the coupling to hold it when or on the interface area of either coupling half. installing or removing fittings as damage or loosening of threaded joints in the � Clamps, guards, and shields. coupling assembly could result.Do not apply excessive torque to taper pipe � System fluid level, fluid type and any air entrapment. threads because cracking or splitting of the female component can result. 4.4 FunctionalTest: Operate the system at maximum operating pressure 3.4 Caps and Plugs: Use dust caps and plugs when quick action couplings and check for possible malfunctions and freedom from leaks.Personnel must are not coupled to exclude dirt and contamination and to protect critical avoid potential hazardous areas while testing and using the system. surfaces from damage. 4.5 Replacement Intervals: Specific replacement intervals must be 3.5 Coupling Location: Locate quick action couplings where they can be considered based on previous service life, government or industry reached for connect or disconnect without exposing the operator to slipping, recommendations, or when failures could result in unacceptable downtime, falling, getting sprayed, or coming in contact with hot or moving parts. damage or injury risk.See instruction 1.2 above. 3.6 Hose Whips: Use a hose whip (a short length of hose between the tool and the coupling half) instead of rigidly mounting a coupling half on hand tools or other devices.This reduces the potential for coupling damage if the tool is Additional copies of the preceding safety information can be ordered by dropped and provides some isolation from mechanical vibration which could requesting "Safety Guide For Selecting and Using Quick Action Couplings and cause uncoupling. Related Accessories," Parker Publication No.3800-B1.0 4.0 QUICK ACTION COUPLING MAINTENANCE INSTRUCTIONS Contact The Quick Coupling Division, Minneapolis, MN. Parker Hannifin Corporation Quick Coupling Division II-2 Minneapolis, MN 55427
Goodyear Rubber Products
