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dc 3rd

The component in which liquid turn to vapor by absorbing heat is called? Evaporator
The best electrical grounding method? Drive a metal stake 8ft into the ground
A_____ valve should be used for throttling purpose? GLOBE
What is the acceptable range for residual sodium sulfite in the boiler to maintain? 30 - 70
What is the BTU content of a gallon of #4 fuel oil? 148,000
What does a zeolite water softener system use as a MEANS of regeneration? BRINE
What are the 4 steps for Zeolite Rejuvenation water softener process? Backwash,brine,rinse,service
Created by: smitve