BOMA - General Maintenance Questions and Answers Graded A+

BOMA - General Maintenance Questions and Answers Graded A+ When starting a centrifugal pump that is part of a manifold with no check valves: You should open the suction valve, start the pump and open the discharge valve slowly A valve inserted in a water line between the corporation stop and the water meter is generally called: Curb cock To check sheave wear: Measure each groove angle Variable pitch sheaves may be used in some cases to provide which of the following types of speed changes: Small Absolute pressure is gauge: Pressure plus 14.7 psi Which of the following best describes the basic types of sprinkler systems in a building: Standard wet-type system, Standard dry-type system, A deluge system Power equals: Force x distance divided by time Torches should be inspected for leakage at the: Tip, Valves, Hose connections . Smoke detection is usually accomplished by using either photo-electric scanning, ionization chambers or smoke reflection devices? True If a coupling is not properly aligned: It will almost certainly fail more quickly than it should, It could wear out equipment bearings To protect a pump and motor against slight misalignment, they are often connected by a: Flexible coupling The coating on a metallic electrode: Stabilizes the arc and controls oxidation When severing a length of 2 inch pipe it is preferable to use: A pipe cutter What is the main purpose of the emergency electric power systems? Run equipment essential to human life for safety Baffles in a grease interceptor reduce the _________ within interceptors: Turbulence Parallel alignment is: Where the centerlines of the two shafts are parallel Usually, if the motor in a system feels hot and you think it is overloading, you should not open the flow valve further because: Increased flow will usually increase horsepower requirements Which of the following alarms will start diesel fire pumps: Water flow alarm What term best describes water used for both drinking and cooking? Potable Gate valves: Have less pressure drop than most other kinds of valves, Are available to quick opening models Critical points of a grease interceptor are elevations of the ___ and ____ in to the water: Inlet; outlet One of the most positive means of preventing back siphonage