Food Equipment Maintenance Flashcards

How often should commercial dishwasher spray arm nozzles be inspected and cleaned?

Answer: Daily or per manufacturer PM schedule

Commercial dishwasher spray arms should be inspected and cleaned daily or per the manufacturer's PM schedule to ensure effective warewashing.

What is the minimum final rinse temperature required for a commercial high-temperature dishwasher to sanitize tableware?

Answer: 180°F

High-temperature commercial dishwashers must achieve a minimum 180°F rinse temperature at the rack surface to sanitize tableware per food safety codes.

During a preventive maintenance visit on a commercial ice machine, a technician should routinely perform:

Answer: Clean condenser coils, sanitize water system, and inspect water filters and float valve

Ice machine PM includes cleaning condenser coils, sanitizing the water distribution system, and inspecting filters and float valves to maintain performance and sanitation.

What is the purpose of the deliming procedure on a commercial combi oven?

Answer: Remove mineral scale deposits from steam-generating components

Deliming removes calcium and mineral scale deposits from steam generators and water circuits to maintain steam output and prevent equipment damage.

On a commercial walk-in cooler, door gaskets should be replaced when:

Answer: They show cracks, tears, or fail to create a proper seal

Door gaskets must be replaced when they are cracked, torn, or no longer create an airtight seal, as this causes excessive energy consumption and temperature fluctuation.

What is the recommended maintenance interval for changing the oil in a commercial floor-type mixer?

Answer: Every 6 months or per manufacturer specification

Commercial mixer gearboxes require oil changes every 6 months or per the manufacturer's schedule to maintain lubrication and prevent gear wear.