Which symbol in Figure 1 represents a normally open, timed-open (NOTO) contact of a timing relay?
a. A
b. B
c. C
d. D
c. C
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Answer the following statement(s) true (T) or false (F)
1. The process of disassembling the bottom end engine assembly is a process in which all engine parts located below the cylinder are removed, inspected, and replaced if necessary. 2. Disassembly of most engines requires that the engine be removed from the implement it’s installed in or on. 3. Placing cool bearings into a warm case makes for easy installation, while also ensuring a tight fit when both the bearing and case have returned to room temperature. 4. Crankshafts in many home-owner quality, small two-stroke power equipment engines are often dual-piece units that look like one half is missing. 5. Radial clearance is checked with the use of two dial indicators and includes checks on the trueness of the crankshaft.
Using the following information, determine the ownership and operating costs for a hydraulic excavator.
Actual cost (delivered)—$172,600 Horsepower rating—245 hp Salvage value—$17,200 Useful life—8 years at 1,600 hours per year Total interest—6.5 percent per year Insurance—$2,589 per year Taxes—$3,020 per year Storage—$2,157 per year Fuel cost—$3.65 per gallon Fuel consumption rate—0.04 gallons per hp per hour Power utilization—60 percent Use factor—50 minutes per hour (83.33 percent) Lubrication—7 quarts of oil at $4.65 per quart Oiler labor—2.9 hours at $31.27 Lubrication schedule—every 150 hours Oil filter—$10.95 Grease—1 tube per 8 hour shift at $8.50 Air filter—$22.50 changed every 450 hours Repairs to equipment—75 percent over useful life
How much money would be accumulated 18 years from now from deposits of $15,000 per year for five consecutive years, starting 3 years from now, if the interest rate is 8% per year?
What will be an ideal response?
A matched set of drive belts is two belts of the same brand.
Answer the following statement true (T) or false (F)