Physical Chemical Operator SC Practice Test

Lubrication should be done according to the manufacturer's specifications because the pump is designed with specific bearing clearances, seals, and lubricant pathways that require a particular lubricant type, viscosity, amount, and service interval. Using the recommended lubricant ensures the film strength needed to prevent wear and overheating, and protects seals from damage or chemical attack. The maintenance schedule is based on the actual operating conditions—speed, load, temperature, and duty cycle—so deviations can lead to premature failure. Personal preferences, industry standards, or a daily routine lack the exact compatibility with that specific pump’s design and operating environment, risking improper lubrication. Following the manufacturer's instructions keeps performance reliable and helps maintain warranty coverage.