A s s i g n m e n t  3 Textbook Assignment: “Carbon Dioxide Transfer Equipment.” Pages 3-1 through 3-13. 3-1. 3-2. 3-3. 3-4. Learning Objective: Relative to C0₂ transfer equipment, recognize their components, construction and operating features, and servicing and maintenance procedures, including the replacement of packings and safety disc. Which of the following companies manufacture(s) CO₂ transfer pumps? 1. C-O-Two Fire Equipment 2. Walter Kidde 3. Both 1 and 2 above 4. Bendix Engineering Which of the following methods is used to take up any slack in the drive belt on a SC-5 CO₂ transfer unit? 1. Adjust the adapter on the drive pully 2. Slide the motor on the adjustable base 3. Replace the drive belt 4. Adjust the drive shaft The SC-5 CO₂ pump is designed to work with a pressure of how many pounds per square inch? 1. 2000 2. 2750 3. 3000 4. 3500 The SC-5 CO₂ Transfer pump will transfer approximately how many pounds of CO₂ out of a full supply cylinder? 1. 38 lb 2. 50 lb 3. 80 lb 4. 100 lb 3-5. 3-6. 3-7. 3-8. 3-9. How many pounds of CO₂ are there in a standard supply cylinder? 1. 38 lb 2. 40 lb 3. 50 lb 4. 100 lb The SC-5 pump has a flanglble safety disc that is designed to release pressure in the pump at what maximum pressure range? 1. 2050 to 2100 psig 2. 2250 to 2300 psig 3. 2500 to 3000 psig 4. 2650 to 3000 psig What prevents any recoil in the event the safety disc ruptures? 1. 2. 3. 4. Recoil valve Safety valve Safety disc nut Defuser The SC-5 CO₂ pump requires which of the following types of oil? 1. 10 W 40 2. 10 W 30 3. SAE 20 4. SAE 30 Which of the following motors is standard equipment on the SC-5 transfer unit? 1. 1/2 horsepower 2. 1 horsepower 3. 1 1/2 horsepower 4. 2 horsepower 11