Exam 10: Engine Disassembly and Cleaning

Identify the adverse effects of aggressive cleaning with grit.

Technician A disconnects the positive battery cable before removing the engine from the vehicle. Technician Bdisconnects the negative battery cable. Who is correct?

Citrus chemicals _____.

Technician A removes the starter wiring and then removes the starter from the vehicle. Technician B unbolts the starter with the wiring attached and lets the starter hang by the wiring. Who is correct?

An engine that has enough clearance between the piston and valves so that it will not bend the valves if the timing belt breaks is called a(n) ____________________ engine.

When disassembling an engine, what should you be looking for?

Technician A washes parts to remove the ash from them after they have been cleaned in a thermal cleaning oven. Technician B uses shot blasting to remove the ash from parts after they have been cleaned in a thermal cleaning oven. Who is correct?

While removing a cylinder head, Technician A keeps all rocker arms and pushrods in order. Technician B loosens the head bolts in random order. Who is correct?

The flywheel for a vehicle with a manual transmission should be examined for damage and signs of ____________________ problems.

Which of the following solvents have associated health risks?

A buildup of sludge in the rocker area indicates a poor maintenance schedule and is a signal to look for wear on other components.

Describe how a pressure test is done.

On an OHC engine, the _____ must be removed before the cylinder head[s] is removed:

Technician A unbolts the A/C compressor from its bracket and repositions it so that the engine can be removed without disconnecting the A/C hoses. Technician B captures the refrigerant using a reclaimer/recycling machine before removing A/C hoses from the compressor, then plugs the lines and connections at the compressor. Who is correct?

Which one of these statements is NOT true?

An interference engine has enough clearance between the piston and valves so that it will not bend the valves if the timing belt breaks, slips, or skips.

Which of the following is NOT used in a dye penetrant crack detection?

Which type of soil is not water soluble?

Describe a thermal cleaning operation.

In addition to metal destruction, rust acts to insulate and prevent proper heat transfer inside the cooling system.