Rinnai HDC 1600e Low NOx User Manual

Installation and User
Manual
REU-KBM3237FFUDHD-E
HDC 1600i Low NOx
REU-KBM3237WDHD-E
HDC 1600e Low NOx
Continuous Flow Water Heater
Important.
Read these instructions carefully before attempting installation or use of
this appliance. All work must be carried out by competent persons.

Rinnai HDC 1600e Low NOx Specifications

General

Type	Tankless Water Heater
Energy Factor	0.82
Activation Flow Rate	0.4 GPM
Temperature Range	98°F to 140°F
Low NOx	Yes
Category	Residential
Gas Type	Natural Gas
Maximum BTU Input	160, 000 BTU
Minimum BTU Input	15, 000 BTU/hr
Maximum Flow Rate	8.0 GPM
Temperature Range with MCC-91 controller	98°F - 185°F
Electrical Requirements	120 VAC
Ignition Type	Electronic
Water Flow Rate	8.0 GPM

Summary

Users Instructions and Safety

User Responsibilities

Installation and System Requirements

UK Installation Requirements

Outlines UK regulations, safety, disposal, and general installation advice.

Technical Installation Requirements

Covers clearances, water, gas, and electrical connections.

Flue and Condensate Requirements

Testing, Diagnostics and Technical Data

Error Messages and Troubleshooting

Lists error codes, their definitions, and remedies for fault diagnosis.

Testing and Settings Configuration

Guides on testing procedures, gas pressure setting, and DIP switch configuration.

Dimensions and Technical Specifications

Operation Analysis and Diagnostics

Commissioning, Service, Maintenance and Warranty

Commissioning Procedures

Covers checklists and sheets for ensuring correct installation and handover.

Maintenance Procedures

UK Warranty Information