3-38.How is the multibreaker reset on aWalter Kidde unit?1.By replacing the blown fuse2.By reseting the breaker box3.By turning the ON/OFF switch to OFFthen to ON3-39.Which motor oil is used in the crankcaseof the Walter Kidde unit?1.SAE 10 W 402.SAE 103.SAE 204.SAE 303-40.Which of the following directive takeprecedence over the procedures outlinedin the manufacturer manual?1.OPNAV2.NAVAIRSYSCOM3.4790.2B3-41.What size wrench is recommended byWalter Kidde to tighten connectingjoints?1.6 in.2.8 in.3.10 in.4.12 in.3-42.How often should you change the oil inthe Walter Kidde crankcase?1.After 150 hours of operation2.After 500 hours of operation3.Every year4.Every 2 years3-43.How much oil does the Walter Kiddecrankcase hold?1.1 pint2.2 pints3.1 quart4.2 quarts3-44.If a leak should develop at the lowerend of the plunger on the Walter Kiddeunit, what type of tool should you useto correct the problem?3-45.The ICC requirement for testing aCO_{2 }cylinder requires that the cylinderbe tested at what pressure?1.Twice the working pressure2.Three times the working pressure3.Five-thirds the working pressure3-46.How often should a cylinder behydrostatically tested?1.Every 5 years2.Every 2 years3.Every 3 years4.Every 7 years3-47.Winterized extinguishers can beidentified by1.yellow dots three-fourths of an inchon opposite sides of each other2.one three-fourths of an inch yellowdot on the shoulder of the cylinder3.two black dots4.a 1-inch yellow band3-48.How much nitrogen is required towinterize a CO_{2 }cylinder?1.100 psi2.200 psi3.300 psi4.400 psi3-49.What maximum temperature can awinterized cylinder be subjected towithout rupturing the safety disc?1.80°F2.110°F3.150°F4.160°F3-50.To replace a safety disc on F/U-6/Pcylinder, you need a torque wrench, afive-sixteenth inch socket and a1.piece of hex stock 5/16 x 2 inches2.3/8 x 6 inches rod3.1/2 x 6 inches rod1.A special rod approximately3/8 inch x 6 inches2.A special rod approximately1/2 inch x 6 inches inches3.A one-half inch box end wrench4.A three-eighths inch box end wrench14