How to program the NRCP982 or NRCP1112
Program date, time and recirculation settings on the NRCP982 or NRCP1112 Please watch the following video for directions on programming the date, time, recirculation mode and timer.
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How do I raise the NRCP (2014) temperature above 120F?
- admin
Increasing NRCP temperature above 120 The NRCP series can be set from 100 to 140 in 5 degree increments. Please follow the steps below, or see page 17 of your owners manual, to increase the temperature setting above 120. Please be aware that water temperatures above 120 are considered scalding…
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CB180 and CB199 Start up and Wiring Guide
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Just installed a CB180 or CB199? Get some tips here. This guide is to help get your CB180 or CB199 wired and started up correctly. If you don’t have the physical copy of the installation and owners guide, please download them from our Support Site to understand the full scope…
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Where do I connect the thermostat on the CB180 or CB199?
- admin
Thermostat T-T connection, CB180-DV, CB199-DV The thermostat (T-T) is wired to CN15 on the circuit board as shown on page 34 of the installation manual (found here: http://support.noritz.com/technical-literature.php). See image 1 below. DO NOT connect your thermostat T-T to the “Heat Demand Input” connection next to the Display Panel (Image…
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Is the CB Wi-Fi compatible?
- admin
CB180 and CB199 Wifi Compatibility No. Unfortunately the CB uses a different logic board that is not compatible with our Noritz Connect wifi system.
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NRCP (2019): Setting Clock and Recirculation Schedule
- April 13, 2021
- admin
Program clock and recirculation schedule on the NRCP (2019) series. Setting the Clock Setting the recirculation schedule:
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What maintenance is recommended?
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The filter, located on the cold water inlet fitting, should be checked for debris about once a year. The front cover, fan, and venting should be checked for dust and debris. Depending on water quality, a heat exchanger flush may be necessary as well. Further detail can be found in…
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How to Clean Inlet Filter
- admin
Depending on your unit, the inlet filter might be located under the unit (similar to the image below) or on top of the unit (as the video shows) where the cold water goes in. Applicable Models Models: ALL MODELS
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How do I descale/flush the heat exchanger
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Descaling and flushing your tankless water heater for proper maintenance. If you live in an area with hard water but do not have a water softening system or a Noritz anti-scale treatment device, you will need to descale the unit periodically based on the guidelines in the manual. In the…
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Crossover Branch Pipe Kit for the NRCR
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The branch pipe is needed when using crossover mode. When installing the NRCR with a crossover valve, the cold water inlet and the recirculation inlet of the unit need to be joined. Installers can make their own or purchase this premade kit to save time! Part #: CSV-BPK Additionally, the…