1what is the heating surface compromised of?
all areas in contact with heat on one side and water on the other.
2heat recovery steam generators are unique because?
water chemistry are harder to maintain on start up and shutdown.
3how should a remote disconnect be labeled?
remote control for burner
4where is the electric remote shutdown located?
at the egress of the boiler room.
5a boiler feed water pump can not be a?
high pressure heater.
6what is a hair pin
a tube bent into form the letter U
7what type of plastic pipes permit for stab type insertion?
Polyethylene