DC Third testing Exam Questions Well Answered 100% 2024.

The component in which liquid vapor by absorbing heat is called? - Answer Evaporator Select the best answer electrical grounding method? - Answer Metal stake drive 8 foot into the ground. A _____ valve should be used for throttling purpose? - Answer Globe What is the acceptable range for residual sodium sulfite in the boiler maintain? - Answer 30-70 What is the BTU content of a gallon of #4? - Answer 146,000 What does a zeolite water softener system use as a means of regeneration? - Answer Brine What are the 4 steps for a Zeolite Rejuvenation water softener process? - Answer Back wash Backwash, brine, rinse, service Where is medium temperature is liquid found? - Answer Condenser Where is high temperature vapor found? - Answer At the discharge of the compressor or condenser What stays are used to support the burner chamber in a scotch marine boiler? - Answer Diagonal Stays What type of safety valve is this? - Answer ( Full) Crosby nozzle-type safety valve. Page 365 BOG What type of safety valve is this? - Answer ( Full) Crosby nozzle-type safety valve. Page 365 BOG