2026 Update) Questions and Verified
Answers 100% Correct {Grade A}
When should the relief valve seal be changed? -correct answer After each adjustment
Which of the following statements is NOT true of pressure gauges? -correct answer
Gauges should be permanently installed in the hydraulic system
The pressure with full load in the up direction at rated speed defines which of the
following? -correct answer Working pressure
Which of the following is the term for maximum pressure which read at the machine
that is permitted into the jack? -correct answer Relief pressure
Which of the folloing pressures must be kept below 150% of working pressure? -
correct answer Relief Pressure
Which of the following pressures is acceptable for a relief valve setting on a car with a
420 psi -correct answer 490
How is a 15 min leak test performed? -correct answer Empty car at a landing
At what intervals are normal and final stopping devices required to be tested? -
correct answer Annually