C33 Paint Application Equipment 3

Question 1

What safety precaution is MOST critical when operating an airless sprayer?

Accepted Answer

Never pointing the gun at any body part - high-pressure injection can penetrate skin

Answer

Wearing steel-toed boots

Answer

Wearing hearing protection

Answer

Using a back brace for heavy lifting

Question 2

A C-33 contractor needs to strip multiple layers of paint from ornate interior woodwork. Which tool is most appropriate while minimizing damage?

Accepted Answer

Chemical paint stripper with profile scrapers

Answer

Aggressive power sanding with 40-grit

Answer

Pressure washing at maximum pressure

Answer

Sandblasting

Question 3

What is the correct procedure for testing spray pattern before beginning production painting with an airless sprayer?

Accepted Answer

Test spray on cardboard or scrap material, adjusting pressure and tip until achieving a uniform fan pattern

Answer

Spray directly onto the target surface and adjust while working

Answer

No testing needed if the same tip was used on the last job

Answer

Spray into a bucket until the pressure looks right

Question 4

Which type of brush bristle is recommended for applying water-based (latex) paint?

Accepted Answer

Synthetic bristle (nylon or polyester blend)

Answer

Natural bristle (hog hair)

Answer

Wire bristle

Answer

Horsehair bristle

Question 5

A C-33 contractor is using a power washer for surface preparation before exterior painting. What maximum pressure is recommended for wood siding?

Accepted Answer

1,200-1,500 PSI

Answer

500-800 PSI

Answer

2,500-3,000 PSI

Answer

4,000+ PSI

Question 6

What does the 'orifice size' specification on an airless spray tip indicate?

Accepted Answer

The diameter of the hole through which paint is forced, measured in thousandths of an inch

Answer

The length of the spray tip in inches

Answer

The weight of the tip in grams

Answer

The maximum pressure the tip can handle