Installation and Operation
Manual
Certified to
Note
This device is designed
and optimized for use with
Navien NPE-A/A2/S2 and
NPN Series water heaters
and NCB-H/NFC-H Series
combi boilers.
WARNING
All installations should be done only by a qualied expert and in
accordance with the provided instructions by the manufacturer.
Before starting the installation, please review these installation
and operating instructions carefully. The installation must
comply with national, state, and local plumbing codes and
regulations.
To Next Page
Need help?
General
