A painter wants to apply finish paint over chalky exterior siding without cleaning or primer. What should be corrected first?
Correct Answer
B) Prepare and prime the substrate.
Exterior paint performance depends on proper surface preparation and primer where needed.
Why This Is the Correct Answer
Exterior paint performance depends on proper surface preparation and primer where needed.
Why the Other Options Are Wrong
Option A: Apply two heavy finish coats to bond the paint over the chalky surface.
Apply two heavy finish coats to bond the paint over the chalky surface. does not satisfy the required party, deadline, proof, license, bond, insurance, or agency trigger for painting surface preparation.
Option C: Switch to a darker finish color so the remaining chalk will not show.
Switch to a darker finish color so the remaining chalk will not show. does not satisfy the required party, deadline, proof, license, bond, insurance, or agency trigger for painting surface preparation.
Option D: Paint while the siding is still damp so the chalk sticks to the film.
Paint while the siding is still damp so the chalk sticks to the film. does not satisfy the required party, deadline, proof, license, bond, insurance, or agency trigger for painting surface preparation.
Memory Technique
Good work cannot rewind a missed exterior trigger in Checking Exterior.
Reference Hint
Study anchor (closed-book): memorize Painting surface preparation from CSLB B General Building Study Guide; California Building Code, Title. / CSLB B General Building Study Guide painting preparation concepts; know the rule or calculation trigger without relying on exam-room lookup.
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