Navien NHB H Series Installation And Operation Manual page 96

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Connecting the Power Supply
Is the supplied voltage 110-120V AC?
Is the boiler plugged into a properly grounded outlet?
If you have made a direct power supply connection, have you installed a power switch to
facilitate end-user maintenance?
Have you checked the polarity of the electrical connection?
PCB DIP switch setting (DIP SW2 (Set of 8 Switches))
Gas type: Is switch #1 set correctly for LP (ON) or NG (OFF)?
If continuous boiler operation is required, is switch #7 in the up (ON) position?
If high temperature venting has been installed (CPVC or polypropylene), is switch #8 in the up
(ON) position?
Operating the boiler
Have you given the Installation and Operation Manual and User's Information Manual to the
owner for future reference?
Have you shown the owner how to shut off the gas in case of an emergency?
96
Installation Checklist
Yes
No
Yes
No
Yes
No

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Nhb-055hNhb-080hNhb-110hNhb-150hNhb-h series

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