operators_manual

Table Of Contents

New Vehicle Maintenance

Schedule

First Day

Perform a total vehicle alignment once a body is installed on the truck chassis.

Steering U-joint Pinch Bolt

• Refer to Steering Shaft Bolt Torque Specifications on page 290 for maintenance instructions.

Front Suspension - U-bolts

• Check the general condition and the tightness of the nuts. Tighten the U-bolts using a calibrated torque wrench to the specified

torque value. (Refer to Suspension U-Bolts, Grade 8 on page 306 for maintenance instructions.)

Front Suspension - SOFTEK

NXT (Hendrickson) - Shock Absorbers

• Inspect for leaking, body damage, and damaged or worn bushings. Replace as required. Check the shock mounting stud

torque. (Refer to Front Axle and Suspension on page 273 for maintenance instructions.)

Front Suspension - SOFTEK

NXT (Hendrickson) - Spring Pins and Shackles

• Inspect for worn parts and excessive joint clearance. Shim or replace as required. (Refer to Front Axle and Suspension on page

273 for maintenance instructions.)

Front Suspension - SOFTEK

NXT (Hendrickson) - Ride Height

• Inspect that ride height is within specifications. (Refer to Air Suspension Ride Height for maintenance instructions)

Front Axle - SOFTEK

NXT (Hendrickson) - Axle Clamp Through Bolts

• Check the tightness of the through bolts at the bolt head. Tighten the fasteners using a calibrated torque wrench to the specified

torque value. (Refer to the Hendrickson operator’s manual for torque specifications.)

MAINTENANCE - New Vehicle Maintenance Schedule

Y53-6126-1A1 (01/21) 191