® ™ the applied to the exhaust position if total system pressure through a spring brake valve such as the Bendix SR-1 valve and a relay or quick release valve). The air releases drops below 20 to 30 psi. Also, manually pulling the button the spring brakes for normal vehicle operation.
1. Park the vehicle on a level surface, apply the system pressure has been depleted. parking brakes, and always block the wheels. ® 8. Use only genuine Bendix replacement parts, Always wear safety glasses. components and kits. Replacement hardware, 2. Stop the engine and remove ignition key when tubing, hose, fittings, etc.
BUTTON PLUNGER O-RING PLUNGER GUIDE SPOOL SECONDARY SERVICE RESERVOIR DELIVERY SUPPLY EXHAUST SEAL PRIMARY SERVICE EXHAUST RESERVOIR FIGURE 3 - SPRING BRAKES RELEASED (PRIMARY RESERVOIR SUPPLY) BUTTON PLUNGER O-RING PLUNGER GUIDE SPOOL SECONDARY SERVICE RESERVOIR DELIVERY SUPPLY EXHAUST SEAL PRIMARY SERVICE EXHAUST RESERVOIR FIGURE 4 - SPRING BRAKES RELEASED (SECONDARY RESERVOIR SUPPLY)
PREVENTIVE MAINTENANCE means to control supply line pressure. Connect a small Important: Review the Bendix Warranty Policy before volume with a gauge to the delivery port. performing any intrusive maintenance procedures. A warranty...
BUTTON SCREW COVER CHECK VALVE SEAT GUIDE SPOOL BODY PLUNGER STEM PLUNGER INDEX TABS FIGURE 6 - EXPLODED VIEW...
NOTE: BEFORE PLACING THE VEHICLE BACK INTO 4. Remove plunger spring(6) and discard. SERVICE, PERFORM THE “LEAKAGE AND OPERATIONAL TESTS” IN THIS MANUAL. BW1739 © 2007 Bendix Commercial Vehicle Systems LLC. All rights reserved. 6/2007 Printed in U.S.A.