BENDIX TCH-001-059 User's Manual
Contents
1. Technical Bulletin Bulletin No TCH 001 059 Effective Date 10 20 2010 Cancels N A Page 1 of 2 Subject Pulley Driven Compressor Mounting Position Bendix Tu Flo 550 pulley driven base mounted compressors installed on certain Navistar V 8 engines may have a metal tag under the front left mounting bolt as shown below If the compressor with this metal tag is removed during engine service please use the following procedure to re install the compressor Note this procedure does not apply if replacing the compressor with a different unit Front left Mounting Hole Bendix Tu Flo 550 Compressor j Metal Tag ATTN PRIOR TO LOOSENING THE MOUNTING BOLTS CALL 1 800 AIR BRAKE FOR INFO WWW BENDIX COM TCH 001 059 BENDIX TU FLO 550 COMPRESSOR RE INSTALLATION PROCEDURE Be sure to follow all safety guidelines outlined in the Bendix Tu Flo 550 Compressor Service Data Sheet SD 01 337 before performing any maintenance procedures 1 Clean the bottom surface of the Tu Flo 550 compressor and top surface of the compressor mounting bracket 2 Install anew gasket between the compressor and the compressor mounting bracket as specified by the OEM Continued Bulletin No TCH 001 059 Page 2of 2 3 Mount the compressor and mounting gasket on the compressor mounting bracket and loosely install the four 4 compressor M10 mounting bolts previously removed 4 Using a feeler gauge measure the distance2. between the shoulder of the front left mounting bolt and the Front left Mounting Bolt Compressor Mounting Flange front flange of the compressor as shown below aa z a TE y fm 598 307 0 8 4 3 mm a Verify using Feeler Gauges Feeler Gauge 4 3 mm Compressor Movement Compressor Flange _j jPE Compressor Movement 5 Move the compressor toward the front pulley side or back until a feeler gauge reading between 0 8 and 4 3 mm is reached 6 Using the torque specified by the OEM tighten three 3 of the mounting bolts leaving the front left mounting bolt loose 7 Remove the front left mounting bolt and re install the metal tag in its original location under the front left mounting bolt 8 Tighten the front left mounting bolt using the same OEM specified torque used on the other three mounting bolts 9 Follow the Service Data Sheet SD 01 337 for Testing Rebuilt Compressor before placing the vehicle into service 2010 Bendix Commercial Vehicle Systems LLC All rights reserved 10 2010 Printed in U S A
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