Maintenance lubrication Study guides, Class notes & Summaries

Oil oxidation causes what type of wear ? - Corrosive wear. Oxidation produces acids, which lead to corrosive wear. The cost of wear is typically what ratio of the cost of energy ? - Two-thirds. It also is estimated that between one-third and one-half of all energy produced is consumed by friction. What are the three particle sizes used to determine the ISO contamination code ? - 4,6 and 14 microns. The ISO 4406:99 code is assigned on the basis of the number of particles per unit volume gre...

MSSC Maintenance TEST QUESTIONS CORRECTLY ANSWERED LATEST UPDATE 2023 What is an accelerometer used for? - Temperature measurement - Acoustic monitoring - Vibration measurement - Oil analysis - ANSWER Vibration measurement Corrective work is performed following preventive maintenance when __________. - The schedule calls for it - The supervisor requests it - The PM work was performed incorrectly - Problems are discovered - ANSWER Problems are discovered Slips and falls are the...

QUESTION symptoms of fluid imbalances Answer: Hypervolemia (too much fluid): increased uri- nation, dilute urine Hypovolemia (decreased fluid): decreased urination, concentrated urine QUESTION Osmosis Answer: Movement of pure solvent (liquid) across a semipermeable mem- brane. Literally pulls water in and out of cells by osmotic pressure. (Used by sodium to control body's fluid balance) Pressure moves water from area of lesser concentration of solutes to the area of greater concentr...

Nutrients - any food component that aids in the support of life; water, carbohydrates, proteins, lipids, vitamins, minerals feed/feedstuffs - any material included in a diet or ration because of its nutrient composition and/or nutritional properties ration/diet - a 24-hour allowance of feed or mixture of feed ingredients; does not imply that the ration is nutritionally adequate to meet the animal's specific needs balanced ration/diet - implies that the ration is nutritionally adequate to ...

Oilers Plant Tenders (HHC) Civil Service Exam 365 Questions with Verified Answers The texture of an aluminum-soap lubricating grease is _________ - CORRECT ANSWER Stringy The property of a lubricant the allows it to adhere to metallic surfaces is known as ________ - CORRECT ANSWER Oiliness The physical appearance of a grease with a consistency number of four is MOST NEARLY _________ - CORRECT ANSWER Hard The one of the following measures that is commonly used to represent a rate of...

Heavy Duty Truck Systems Chapter 10 Review Questions Rated A+ What is the purpose of a truck’s transmission mount? The transmission mount supports and secures the transmission to the truck’s frame, reducing vibrations and ensuring proper alignment. How can you detect a problem with the truck’s gear synchronizers? Problems with gear synchronizers can be detected by hard or grinding shifts, difficulty in engaging gears, or unusual noises during gear changes. What is the rol...

The primary reason that machinery is replaced is due to: A. Erosion B. Accidents C. Obsolescence D. Surface degradation of the metal E. Corrosion - D. Surface Degradation of the Metal Which of the following is not a lubrication regime (mode/type)? A. Boundary B. Elastohydrodynamic C. Boudarydynamic D. Hydrodynamic E. Mixed film - C. Boundrydynamic Which maintenance strategy is based strictly on tasks performed at specific time intervals? A. Proactive B. Predictive C. ...

Power Engineering 4A - Test Review 4 Questions and Answers 100% Pass The typical time required to heat a fluidized bed to ignition temperature prior to the introduction of coal is: Select one: a. Two hours b. Three hours c. One hour d. 30 minutes - Correct Answer ️️ -C When welding thick materials, proper weld groove selection and preparation allows for: Select one: a. a quick weld b. proper heat treatment c. full penetration d. omitting the root pass - Correct Answer ️️ -C...

Driver pump operator Questions and Answers 100% Accurate According to the data compiled by NIOSH, the number or firefighter fatalities occuring while responding to or returning from emergencies is second only to the number of fatalities occuring from: Heart Attacks NFPA 1002,_______ sets the minimum qualifications for driver/operator Standard for Fire Apparatus Driver/Operator Professional Qualifications Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute ...

The level of maintenance that includes actions relating to proper operation, daily, inspection, cleaning, simple lubrication, and minor exterior repair and operational adjustment of equipment is called correct answers User Maintenance Inspecting, servicing, lubricating, adjusting, repairing, calibrating, modifying, and replacing parts of assemblies and subassemblies are included in what level of maintenance? correct answers Organizational Maintenance Major repairs, overhauls, rebuilding of...