Noritz NRCP1112-DV User Manual

14
Control Panel LCD Interface
Chapter3.–UnitOperation
HotWaterOperatingIcon
RecirculationTimerIcon
ClockDisplay
TimerSetting(Displayedinunitsof30minutes)
TimerSetting(Displayedinunitsof1hour)
CurrentandScheduledDay
CURRENTTIME:AM1:39
CURRENTDAY:MONDAY
TIMERSETTING:MONDAY5:00~6:00,18:00~19:30
DESIREDHOTWATERTEMPERATURE:120
°F
PumpOperatingIcon
[Example]
ExternalRecirculationIcon
StatusDisplay
HighTemperatureIcon
TemperatureUnit
LockMode
CommunicationStatus
CombustionIcon
Control Panel LCD Interface
LCD has a backlight that will illuminate:
• When a user action is detected (a button is pressed)
• Turns off when no action within approximately 20 seconds.

Noritz NRCP1112-DV Specifications

General

Brand	Noritz
Model	NRCP1112-DV
Category	Water Heater
Language	English

Summary

Owner's Guide

Initial Product Information and Warnings

Basic product identification, model information, and critical initial warnings.

Chapter 1. – Product Overview

Operating Flow Chart

Explains the operational flow of the water heater in standard and recirculation modes.

Chapter 2. – Safety Regulations

General Safety Precautions

Outlines safety symbols, definitions, and general advice for safe operation.

Operational Safety Guidelines

Details operating instructions, flammable vapor warnings, and burn protection measures.

Pre-Operation and In-Operation Safety

Covers checks before operation and precautions during operation, including gas leaks.

Essential Safety Information

Key safety notes on water quality, maintenance, and environmental risks.

Chapter 3. – Unit Operation

Initial Operation

Steps for the first-time use and setup of the water heater.

Control Panel Operation

Explains how to use the control panel buttons, display, and LCD interface for operation.

Setting Hot Water Temperature

Instructions on how to adjust the general and high temperature settings for hot water.

Recirculation System Setup

Steps for setting up and operating the recirculation timer and modes.

Chapter 4. – Maintenance

General Maintenance

Regular and monthly/annual maintenance checks and procedures.

Air Intake Filter Cleaning

Step-by-step guide to cleaning the air intake filter for optimal combustion.

Water Filter Cleaning

Instructions for cleaning the cold water inlet and recirculation water filters.

Flushing the Water Heater

Procedure for flushing the heat exchanger to remove scale and debris.

Chapter 5. – Troubleshooting

Checking for Error Conditions

How to identify and clear error codes displayed on the unit.

Troubleshooting Common Problems

Solutions for common issues like burner not igniting or water temperature problems.

Chapter 6. – Follow-up Service

Requesting Service and Warranty Information

Guidance on contacting support, warranty details, and parts availability.