When checking the dynamic balance of a truck driveshaft, an initial spin up indicates the balance is out. Which of the following should be performed FIRST before proceeding?

A. remove any existing balance weights with a chisel
B. clamp one steel washer to the counterbalance position
C. remove the propeller shaft assembly
D. replace both the U-joints


Answer: A

Trades & Technology

You might also like to view...

Materials pass through the cell membrane in a process called _____________________

Fill in the blank(s) with correct word

Trades & Technology

Instead of lungs, fish are equipped with ____________________ that take the oxygen from the water and put it into the bloodstream

Fill in the blank(s) with correct word

Trades & Technology

Flare connections are used on mini-split systems to avoid oxidation in the lines and also to avoid heating and destroying the sensitive electronic expansion valves use in the outdoor units

Indicate whether the statement is true or false

Trades & Technology

Which of the following statements regarding the small triangles in the IEEE/ANSI symbols for flip-flops is TRUE?

A) Triangles internal and external to the rectangle indicate active LOW inputs are required. B) A triangle within the rectangle means edge-triggered and an external triangle indicates an active LOW input. C) Internal triangles require active LOW inputs whereas external triangles indicate "Don't Care" conditions. D) A triangle external to the rectangle means edge-triggered and internal triangles indicate active LOW inputs.

Trades & Technology