Chapter 31. Paint Application: ASE Type Questions

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Sources of contamination in wet paint are being discussed: Technician A says that the air hose is a potential source of contamination. Technician B says the spray gun is a potential source of contamination. Who is correct?

Both Technician A and B. All outside equipment could contain contaminants.

A replacement hood is to be painted. Technician A says to blend the fenders. Technician B says to blend the adjacent front bumper. Who is correct?

Both Technicians are correct, all adjacent panels need to be blended.

At minimum, how much distance between the surfacer or sealer and panel edge is required for panel blending?

6''

What term means the entire vehicle is refinished?

Complete / Overall

A clean paint suit will prevent __________ from the painters own clothes from dislodging and landing in the wet paint.

Contaminants

Two of the most common problems when spraying clearcoat are ___________.

Dry Spray and Orange Peel

The time it takes for solvents in freshly applied paint to evaporate, leaving the paint dry enough to touch or tack off, is called ________.

Flash time

What term is used to describe a problem caused by improper triggering when blending metallic basecoat?

Halo

Folds in Masking paper will trap and hide contaminants that an be blown into the wet paint by air from the spray gun. When should folds in the masking paper be be taped over with masking tape?

Masking folds should always be taped

Can spraying from too far away cause a run in paint?

No, spraying too close can cause a run in paint.

What defect is caused by moisture trapped in the paint film?

Orange Peel

All of the following methods are ways to eliminate dirt in base coat except: Painting over it Pulling it out with tweezers Sanding it out Tacking it out

Painting over it

The rough surface left by a tack coat allows the wet coats that follow to adhere without ________.

Running

A two-tone basecoat/clearcoat vehicle needs to be refinished. Technician A says to spray one basecoat color, mask it, spray the other basecoat and then clearcoat both colors at the same time. Technician B says to spray one basecoat color, clear it, and then spray the other basecoat color and clear it. Who is correct?

Technician A is correct. In a two-tone vehicle, both colors are clear-coated at the same time

Technician A says that no one should enter the paint booth during the bake cycle. Technician B says the baking temperature is at least 300F. Who is correct?

Technician A is correct. The baking temperature starts at 180F

A sail panel will be melted. Technician A says to use the two-gun method. Technician B says to use the one-gun method. Who is correct?

Technician A is correct. The two-gun method allows the technician to immediately melt the edges as the clear coat is applied

Basecoat runs need to be sanded out. Technician A says to use water and 1000 grit sandpaper. Technician B says to use wax and grease remover and 1000 grit sandpaper. Who is Correct?

Technician B is correct. Wax and grease remover is a better lubricant than water.

Technician A says that in a back blend, each coat of base is stepped OUT 2'' from the edge of the previous coat. Technician B says that on a back blend, each coat of base is stepped IN 2'' from the edge of a previous coat. Who is correct?

Technician B is correct. in a back blend, you step each coat IN

A vehicle is to be clearcoated. Technician A says to spray at least four coats of clear for maximum durability. Technician B says to sand the basecoat before spraying the clearcoat. Who is NOT correct?

Technician B is incorrect. You do not have to sand the basecoat before spraying clearcoat.


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