Transcription of Axle Wheel Bearing Installation Specifications
1 axle Wheel Bearing Installation Specifications Conventional Wheel -End System Initial Adjusting Final Adjusting Jam Nut Torque Acceptable axle Nut Torque a Nut Torque c Spindle Thread Diameter specification End Play Range c Drive axles 200 lb-ft (272 N m) 50 lb-ft (68 N m) Less Than 2-5/8" 200-300 lb-ft " ". without lock Back off 1 turn Back off 1/4 turn ( mm) (272-408 N m) ( mm). washers 2-5/8" ( mm) and over 300-400 lb-ft (408-544 N m). Drive axles with 200 lb-ft (272 N m) 50 lb-ft (68 N m) Less Than 2-5/8" 100-150 lb-ft " ". bendable lock Back off 1 turn Back off 1/4 turn ( mm) (136-204 N m) ( mm).
2 Washers 2-5/8" ( mm) and over 100-200 lb-ft (136-272 N m). Front non-drive 150 lb-ft (203 N m) 50 lb-ft (68 N m) 1-1/8" ( mm) 150-225 lb-ft " ". steer axles Back off 1 turn Back off 1/3 turn for MFS-06, MFS-07, MFS-08 (203-305 N m) ( mm). 1-1/8" ( mm), Over 1-1/8" ( mm), 200-300 lb-ft 1-1/2" ( mm) Less Than 2-5/8" ( mm) (272-408 N m). Back off 1/4 turn for 2-5/8" ( mm) and over 250-400 lb-ft 1-3/4" ( mm) (339-542 N m). and over Trailer axles 200 lb-ft (272 N m) 50 lb-ft (68 N m) 2-5/8" ( mm) and over 200-300 lb-ft " ". Back off 1 turn Back off 1/4 turn (272-408 N m) ( mm).
3 PRO-TORQ 200 lb-ft (272 N m) 100 lb-ft (136 N m) Less than 2-5/8" ( mm) NA " ". front and drive Back off 1 turn Back off 1/6 turn ( mm). axles Back off 1/8 turn 2-5/8" ( mm) and over Unitized Wheel -End System PRO-TORQ 600 75 lb-ft NA FH941/946 NA . front and tag (813 102 N m) MC14 and MC16 Wheel ends ( mm). axles ConMet Wheel -End System PRO-TORQ 330 30 lb-ft NA RC23162 Wheel end NA . drive axles (447 41 N m) ( mm). 16579 TP-89159. Printed in USA Copyright Meritor, Inc., 2019 Revised 03-19. Long-Life Wheel -End Systems Inner Nut Torque specification a Outer Nut Torque specification Out-of-Service End Play Criteria b Front non-drive steer 500-700 lb-ft (680-952 N m) 200-300 lb-ft (272-408 N m) " ( mm) or more (Easy Steer PlusTM).
4 Inner Nut Torque a Outer Nut Torque Out-of-Service End Play Criteria b Trailer (TB Series) 700-750 lb-ft (952-1020 N m) 250-300 lb-ft (340-408 N m) " ( mm) or more Install Tab Final Adjusting Nut Tighten Washer and Torque (Counter- Acceptable Initial Adjusting Nut Torque Adjusting Nut Retainer Nut clockwise) d End Play Trailer (TRIADTM 150-200 lb-ft (204-272 N m) 50-60 lb-ft 20-25 lb-ft 50 lb-ft " to Wheel -end system) Back off until loose (68-82 N m) (27-34 N m) (68 N m) ". Back off 1/8 turn ( mm). Adjusting Nut Torque ae Out-of-Service End Play Criteria b Trailer (TL Unitized) 825-875 lb-ft (1120-1154 N m) Greater than ( mm).
5 Inner Spindle Nut Torque a Outer Nut Torque Out-of-Service End Play Criteria Trailer two-piece nut 300 lb-ft (408 N m) 200 lb-ft (272 N m) " ( mm) or more, system (PreSet by service the PreSet hub assembly Meritor). Nut Torque Acceptable End Play Criteria b Trailer single-nut system 200 lb-ft (272 N m) " ( mm) to ( mm). (PRO-TORQ ) Back off until loose Apply 100 lb-ft (136 N m). Back off 1/6, 1/8, and 1/4 turn for TN/TQ, TP and TR. axle spindle type Trailer single-nut system 200 lb-ft (272 N m) " ( mm) to ( mm). (Temper Loc) Back off until loose Apply 100 lb-ft (136 N m).
6 Back off 1/6, 1/8, and 1/4 turn for TN/TQ, TP and TR. axle spindle type NOTE: For disc brake Wheel ends , back off the brake caliper until the rotor is clear from the pad linings about 1/16-inch ( mm) gap or more. Refer to Maintenance Manual MM-0467, DiscPlus EX225 Air Disc Brake, for more information. To obtain this publication, visit Literature on Demand at a Rotate the hub a minimum of five complete turns while tightening the nut. b After the retightening procedure is complete. c The nut may need to be slightly tightened or loosened to meet the required end play.
7 D Rotated counterclockwise against the retainer nut. e Use a hammer and staking tool to stake the stake washer to the spindle nut in three positions. Meritor Heavy Vehicle Systems, LLC Information contained in this publication was in effect at the time the publication was approved for printing and 2135 West Maple Road is subject to change without notice or liability. Meritor Heavy Vehicle Systems, LLC, reserves the right to revise Troy, MI 48084 USA the information presented or to discontinue the production of parts described at any time.
8 866-OnTrac1 (668-7221). Copyright 2019 TP-89159. Meritor, Inc. Revised 03-19. All Rights Reserved Printed in USA 16579.
