User manual BENDIX ST-1 ST-3 SAFETY VALVE

[. . . ] (See "Disassembly and Assembly" section). If adjustment is necessary, see "Adjustment" section. LEAKAGE CHECK: Coat the exhaust port with soap solution. A leakage of a 1" bubble in 5 seconds is permitted. [. . . ] INSTALLING Safety valve should be installed in same reservoir that compressor discharge line is connected to. Install in a convenient location in a top port of the reservoir. If safety valve is installed horizontally, exhaust port should point down, stem of the valve should face rear of vehicle. SD-03-1901 1 DISASSEMBLY: ST-1TM ADJUSTABLE VALVE 1. Clamp lower wrench flat in vise (flat nearest pipe thread). Using upper wrench flat, unscrew lock nut. Unscrew and remove spring cage from body of valve. Remove ball valve, spring and release pin from spring cage. ADJUSTING NUT SPRING CAGE BALL VALVE RELEASE PIN LOCK NUT SPRING ST-1TM SAFETY VALVE DISASSEMBLY: ST-3TM NON-ADJUSTABLE VALVE 1. Using wrench flat, unscrew body from spring cage. Remove ball valve, spring and release pin from spring cage. BODY PIPE THREAD RELEASE PIN CLEANING AND INSPECTION Clean all parts in mineral spirits. All parts not considered serviceable should be replaced with genuine Bendix replacement parts. ASSEMBLY: ST-1TM ADJUSTABLE VALVE 1. Install spring and release pin in spring cage with adjusting screw. Position the release pin overball valve. Screw body with ball into the spring cage. Adjust for proper setting (see "Adjustment" section). SPRING CAGE SPRING BALL VALVE BODY PIPE THREAD ASSEMBLY: ST-3TM NON-ADJUSTABLE VALVE 1. Install spring, release pin in spring cage. Position ball valve in body and screw spring cage onto body. Hold spring cage in soft jawed vise and tighten body securely. ST-3TM SAFETY VALVE TO RAISE PRESSURE SETTING 1. Turn adjusting nut clockwise to obtain correct pressure setting. Tighten lock nut. To adjust, the safety valve must be connected to an air system with air pressure in excess of desired setting. It is important that an accurate gauge be used to check pressure settings while making adjustments. WARNING!PLEASE READ AND FOLLOW THESE INSTRUCTIONS TO AVOID PERSONAL INJURY OR DEATH: When working on or around a vehicle, the following general precautions should be observed at all times. Park the vehicle on a level surface, apply the parking brakes, and always block the wheels. [. . . ] Never exceed manufacturer's recommended pressures. Never connect or disconnect a hose or line containing pressure; it may whip. Never remove a component or plug unless you are certain all system pressure has been depleted. Use only genuine Bendix® replacement parts, components and kits. [. . . ]