Walmart Maintenance Technician Question and Answers 3

Question 1

A store's fire sprinkler system gauge shows pressure has dropped below the minimum required level. What is the appropriate response?

Accepted Answer

Immediately notify management and contact the fire suppression service company

Answer

Ignore it if there is no visible leak

Answer

Increase water pressure at the main valve

Answer

Disable the alarm panel to prevent false alarms

Question 2

What is the purpose of a condensate pump in a commercial HVAC system?

Accepted Answer

To remove condensation water from the evaporator and drain it to an appropriate location

Answer

To pump refrigerant through the system

Answer

To increase air pressure in the ductwork

Answer

To cool the compressor during operation

Question 3

You discover that a 20-amp circuit in the break room is wired with 14-gauge wire. Is this acceptable?

Accepted Answer

No, a 20-amp circuit requires minimum 12-gauge wire

Answer

Yes, any gauge wire works for any circuit

Answer

Yes, as long as the breaker is 20 amps

Answer

No, it needs 10-gauge wire minimum

Question 4

A commercial refrigeration unit's defrost cycle is not initiating automatically. What components should you check?

Accepted Answer

The defrost timer, defrost heater, and defrost termination thermostat

Answer

The compressor and condenser fan only

Answer

The store's main electrical panel

Answer

The display case lighting

Question 5

What is the proper method for testing a GFCI outlet to ensure it is functioning correctly?

Accepted Answer

Press the TEST button, verify the outlet loses power, then press RESET to restore power

Answer

Plug in a high-wattage appliance and see if it runs

Answer

Measure voltage with a multimeter only

Answer

Check the outlet visually for damage

Question 6

The store's loading dock leveler is stuck in the down position and will not raise. What should you check first?

Accepted Answer

Check the hydraulic fluid level, pump motor, and control switch

Answer

Replace the entire dock leveler

Answer

Use a forklift to lift it manually

Answer

Tell drivers to use a different dock