TOPIC 1. UNIVERSAL JOINT - TM-10-3930-644-14-P0102

TM 10-3930-644-14&P

TOPIC 1. UNIVERSAL JOINT

A. GENERAL

C. 500 HOUR SERVICE

The purpose of the universal Joint assembly is to

Lubricate universal joint bearings with specified grease

transfer the transmission output power to the drive

by means of grease fittings in the cross assemblies.

wheels of the truck. The universal joint assembly is the

heavy duty industrial type which consists of a drive shaft

NOTE

or center plate, two cross assemblies, a transmission

The universal joint, on some units, is

output flange, and the necessary hardware.

not equipped with grease fittings; it

must be disassembled before the

B. 100 HOUR INSPECTION

bearings in the cross assembly can

be packed properly with specified

As a preventive maintenance check, it is recommended

grease.

that the torque of the universal joint capscrews be

checked periodically. The mounting capscrews (Fig 1-1

D. REMOVAL

or 1-2) that secure the cross assemblies together, and

the joint attaching capscrews, must be tightened to

1. Raise and securely block the lift truck to gain

specified torque of 25-30 lb-ft DRY THREADS, or 20-24

access to the universal joint assembly.

lb-ft LUBRICATED THREADS.

Figure 1-1. Universal Joint Assembly (Typical)

2-61