Final Drive Systems

Question 1

What are 2 functions of a final drive system

Answer 1

Multiply torque

Absorb shock loads

Question 2

What are the 2 ways planetary final drive systems can be identified

Answer 2

Inboard

outboard

Question 3

What is the most common gearing configuration used on wheeled equip single planetary final drives

Answer 3

First speed reduction

Question 4

The inverter phase module does what

Answer 4

Converts DC in to AC for the traction motors to use in propel mode

Question 5

The choppers control the amount of current flow through the

Answer 5

Resistive grids during dynamic braking

Question 6

What is the minimum safe working distance when checking for high voltage when wearing full PPE

Answer 6

12 inches

Question 7

What is safe distance when checking for high voltage for somebody not wearing PPE

Answer 7

2 1/2 feet

Question 8

Bull gear

Answer 8

Can be referring to the largest driven gear in a gear train

Question 9

What type of final drive is common in excavators over 20,000KG

Answer 9

triple reduction reverse