Navien CR-180 Installation Manual page 43

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Instal l ation Checklist:
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o Selecting the location and installing the water heater:
o Are the proper clearances from windows, doors and other intake vents
maintained?
o Is the distance between the water heater and point of vent termination
minimized?
o Is distance between water heater and major fixtures within the house minimized?
o Are the proper service clearances maintained?
o Is the make-up air supply sufficient for proper operation of water heater?
o Is the make-up air supply free of dust, dirt, corrosive elements and flammable
vapors?
o Is there a drain in close proximity of the water heater?
o Are all combustible materials including clothing, cleaning materials, rags, etc.
clear of the water heater and vent piping?
o Is the water heater securely mounted to the water?
o Water Supply
o Is the water supply pressure sufficient {should be greater than 40psi)?
o Are there shut off valves on the inlet and outlet to facilitate cold water inlet filter
cleaning?
o Has the air been bled out of each fixture?
o Has each fixtures been checked to ensure hot water is being supplied?
o Has the cold inlet water filter been cleaned?
o If a recirculation line has been installed, have all of the hot water pipes and the
recirculation return line been insulated?