Rheem RTGL74DVN-1 - User Manual

RHEEM RESIDENTIAL TANKLESS
74 TANKLESS SERIES
Endless hot water for 3 bathroom homes
RTGL74DV indoor direct vent, RTGL74X outdoor and
RTGL74PV indoor natural and LP models –
19,000 - 199,900 BTU max.
8.5 gal./min at 35° F rise max., 7.4 gal./min. at 45° F rise
Limited Warranty:
12-Year on heat exchanger, 5-Year on parts, 1-Year on labor
See Residential Warranty Information Brochure for complete warranty information.
•
UMC-117 remote control is included and can be set from
the out-of-the-box 120 degrees – up to a 140 degree maximum
(additional remote control thermostats are available – sold separately)
•
EZ-Link
™
cable available for high demand applications to connect two tankless
units to operate as one
•
Exclusive! Guardian SBT
™
sensing burner technology
•
Exclusive! Guardian OFW
™
overheat film wrap
•
Exclusive! Two high-altitude options – up to 6,560 or 9,840 ft. elevations
above sea level (altitude chip required – sold separately)
•
Exclusive! All Rheem models can be linked in up to 20 unit manifold installations
by using the optional MIC-180 and MICS-180 manifold control assembly
•
All Rheem tankless models are third-party efficiency certified by GAMA
•
Continuous hot water, energy saving and compact, space saving design
•
Intelligent electronic controls designed to increase energy efficiency and safety
•
Self diagnostic program
•
Digital display shows temperature setting and maintenance codes
•
Built-in electric blower
•
Indoor units use Category III stainless steel vents and vent horizontally
or vertically
•
Indoor models supplied with a 120 volt power cord
•
Environmentally friendly Low NOx burner meets SCAQMD rule 1146
requirements
•
Installation vent kits available – sold separately
•
Indoor and outdoor models feature freeze protection to -30°F
Tankless water heaters
Endless hot water
See reverse for specifications.
199,900 BTU
INDOOR DIRECT VENT
199,900 BTU
OUTDOOR
199,900 BTU
INDOOR

Summary

Rheem 74 Tankless Series Overview

Product Models and Key Features

Details on RTGL74DV, RTGL74X, RTGL74PV indoor/outdoor models and their advanced features.

Limited Warranty Information

Covers warranty periods for heat exchanger, parts, and labor for Rheem tankless water heaters.

74 Tankless Series Specifications

Model Specifications Table

Detailed specifications including model, gas input, water flow rates, dimensions, and energy efficiency.

Water Flow Rate Curves

Graphical representation of water flow rate versus temperature rise for sizing.

Rheem RTGL74DVN-1 Specifications

General

Type	Tankless
Fuel Type	Natural Gas
Maximum Flow Rate	7.4 GPM
Energy Factor	0.82
Weight	30 lbs
Warranty	12-Year Heat Exchanger, 5-Year Parts
Venting Type	Direct Vent
Thermostat	Digital
Ignition Type	Electronic Ignition