Maintenance Assessment Flashcards
7 cards from real Walmart practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Maintenance Assessment flashcards as text
A torque wrench is used to:
Answer: Apply a specific tightening force to fasteners
A torque wrench applies and measures a precise rotational force on bolts and nuts.
A pump is cavitating, making a rattling 'gravel' sound. A common cause is:
Answer: Insufficient suction pressure or air in the line
Cavitation occurs when low suction pressure forms vapor bubbles that collapse violently.
Reading a pressure gauge that reads 0 PSI on a running system suggests:
Answer: A fault, blockage, or gauge failure
Zero pressure on an active system points to a failure, blockage, or faulty gauge.
Which color wire is typically the ground (earth) in US wiring?
Answer: Green or bare copper
Green or bare copper conductors designate the equipment ground in US wiring.
A belt-driven fan vibrates excessively. The best diagnostic step is:
Answer: Check belt tension, alignment, and balance
Excess vibration usually stems from misalignment, imbalance, or improper belt tension.
Why should you record meter readings during preventive maintenance?
Answer: To track trends and predict failures
Logging readings reveals trends that help predict and prevent future failures.
When using a ladder for an overhead repair, the safest practice is to:
Answer: Maintain three points of contact
Keeping three points of contact greatly reduces the risk of falling from a ladder.