Lubricating oils - Study guides, Class notes & Summaries

ABSA 4B EXAM QUIZ BANK | 1566 QUESTIONS | WITH ALL CORRECT SOLUTIONS. Internal ____ is not required for dynamic type compressors. seals lubrication pressure monitoring corrosion monitoring temperature monitoring b Low pressure or high pressure are the two primary classifications of ____. centrifugal pumps sump pumps boilers draft fans pressure controllers e The boiler feedwater becomes increasingly ____ as it approaches the measurement of zero. acidic neutral softer ba...

MSSC Maintenance Awareness - Questions and Answers A viscosimeter is a device used for measuring the viscosity of an oil and is generally __________ accurate. 95%-99% A lube oil sample from a gearbox should be taken __________. as close to the gears as possible An indication of bearing problems could be __________. suspended metal found during an oil analysis __________ lubricants are ideal for use in extreme temperatures that would cause oils and greases to freeze or burn out. Solid Product b...

The function of engine oil is/are o :## To reduce friction, acts as a cushion between metal parts, cools the engine, cleans motor, and prevents corrosion. What effect does temperature have on lubricating oils? o :## The viscosity of oil is affected by temperature. When the letter W is incorporated after the SAE rating, as in, Aeroshell 100 Oil SAE 50W, the "W" means what? o :## Winter use in cold climates The W used in front of the grade or weight number as in, Aeroshell 100 W Oil SA...

ABSA 4B EXAM Questions with Correct Answers Internal ____ is not required for dynamic type compressors. seals lubrication pressure monitoring corrosion monitoring temperature monitoring - answerb Low pressure or high pressure are the two primary classifications of ____. centrifugal pumps sump pumps boilers draft fans pressure controllers - answere The boiler feedwater becomes increasingly ____ as it approaches the measurement of zero. acidic neutral softer basic alkaline - ans...

What is the NSTM for legal records and operating logs? correct answers NSTM 090 REV3 What is the instruction for QA? correct answers 4790.3 What are the 3 things a log should be to achieve its overall intent? correct answers Historical Chronological Current What is the attached CRP pump rated at? correct answers 174gpm at 1000psi @ 168 srpm What is the attached main lube oil pump rated at? correct answers 1140gpm at 60psi @ 168 srpm Why is it bad for oil to have high heat? corre...

NFPA 1001 and 10 correct answersaccording to NFPA 1001, those qualified as FF1 level must know the following about portable fire extinguishers: -classifications of the types of fires -risks associated with each class of fire -operating methods of portable fire extinguishers -limitations of portable fire extinguishers NFPA 10, Standard for portable fire extinguishers class A fire correct answersinvolve ordinary combustibles such as textiles, paper, plastics, rubber, and wood. these fuel...

ABSA 4B EXAM QUIZ BANK | 1566 QUESTIONS | WITH ALL CORRECT SOLUTIONS. Internal ____ is not required for dynamic type compressors. seals lubrication pressure monitoring corrosion monitoring temperature monitoring b Low pressure or high pressure are the two primary classifications of ____. centrifugal pumps sump pumps boilers draft fans pressure controllers e The boiler feedwater becomes increasingly ____ as it approaches the measurement of zero. acidic neutral softer ba...

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...

Portable Fire Extinguisher Ch Question and answers already passed 2024 NFPA 10 - correct answer Standard for portable fire extinguishers Class A fire - correct answer Involves ordinary combustibles such as textiles, paper, plastics, rubber, and wood. Extinguished easier with: water, water-based agents such as Class A foam or dry chemicals Dry Chemical - correct answer Extinguishing system that uses dry chemical as the primary extinguishing agent; often used to protect areas contain...

A reciprocating engine is found to have excessive oil consumption without evidence of any oil leaks. What is the likely cause? o :## The piston rings are worn or broken. What are the functions of lubricating oil in reciprocating engines? o :## To reduce friction between moving parts and remove heat. Name two important characteristics of aircraft engine oil. o :## The oil must be light engough to circulate freely yet heavy engough to provide the proper oil film at engine operating temper...