8 1. You can remove soot and slag from heat exchange surfaces with a rotary or tetractable 2 Scale on boiler tubes insul

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8 1 You Can Remove Soot And Slag From Heat Exchange Surfaces With A Rotary Or Tetractable 2 Scale On Boiler Tubes Insul 1 (32.89 KiB) Viewed 9 times

8 1. You can remove soot and slag from heat exchange surfaces with a rotary or tetractable 2 Scale on boiler tubes insulates the metal surface and reduces the rate 3. You can use a knocker head on a mechanical deiner to remove scale from Hire Puhe/water tubes boilers Low-temperature corrosion can occur when moisture in flue gases condenses and teacts with sulfur oxides to form corrosive 5. A denerating heater improves boiler feedwater quality by removing gases 6. The cracking or becaking a part of refractory caused by the fusion of ash is called 7. The relaying element of a combustion control system can operate as a pneumatic, electric, of system 8 An electronic combustion control system operates like an electric system, but uses an electronic circult to amplify electrical * You must keep electric and electronic control systems completely dry because moisture can cause oxidation and 10. You can check the continuity and resistance of the potentiometer or host of an electronic control system by using an 1 The cylinder of a single-state compressor is cooled by means of a 12 You should check the valves in the neam generating system by opening and closing them through their complete YANGUAL COLLEGE MET 214 BOLLER AND EVAPORATOR MAINTENANCE PRACTICE LE 11-15 13. You can stop excessive Jenkage from pump packing by tighterīng the packing 14. The two common maintenance problems of electric motors are dirt and improper 15. The key to proper maintenance of electric circuits is keeping them 16. The two main maintenance problems of a cyclone separator ste dogging and