Question 6008 of 406 · Illinois Pesticide Applicator General Standards Exam
What is the purpose of a pressure relief valve on a sprayer?
Exactly one answer is correct.
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Correct answer to question 6008
- B: To protect the pump, hoses, and fittings by releasing excess pressure
Explanation
A relief valve opens when pressure rises too high, for example when the boom is shut off, and sends flow back to the tank. This prevents burst hoses and pump damage.
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