Rinnai specifications 37AHB Series Hydronic Furnace, Patent Pending

AHB90

AHB75

FEATURES

●Four models covering a range of heating capacities

○27,100 to 96,300 BTU/hour

●Multi-position (upflow, downflow, horizontal left, horizontal right) without modifications *

○Modifiable for side-entry return air

●Low-flow, high-head pump custom designed to work with Rinnai's tankless water heaters

●Integrated control board with learning algorithm

●No combustion air infiltration losses when used with a Rinnai tankless water heater

●Four selectable heat blower off delay times

●Multi-speed motors (ECM)

●Strong 20-gauge steel cabinet

○Galvanized, painted

○Fully insulated cabinet

○Low 34 inch profile

●Multi-position control box

●Designed for serviceability

●Schrader valves to purge air from the system

●Integral filter rack with filter

●Fan motor with ECM technology

*NOTE: The unit is not designed to be installed on its back or face down.

37AHB Series Hydronic Furnace

Part of the Rinnai Tankless Heating System

PATENT PENDING

AHB60

AHB45

The optimum in hydronic technology, the newly designed Rinnai® multi-position hydronic furnaces offer a unique solution for a wide variety of small- and medium-sized residential and light commercial applications. They are compact and ready to fit in tight spaces which may include, but not limited to, attics, basements, closets, crawlspaces, and utility rooms.

Intelligent Microprocessor Controller

The 37AHB units are equipped with an intelligent microprocessor control that allows for domestic hot water priority and adapts to available hot water flow for space heating by automatically regulating the pump and fan sequence to maximize comfort.

Fine Tuned to Work with Rinnai Tankless Water Heaters

These unique hydronic furnaces are designed to work in combination with our line of Rinnai® tankless water heaters to deliver heating capacities that cover a wide spectrum of residential and light commercial heating applications. When combined, the units form the Rinnai Tankless Heating System, the first matched, tankless hydronic heating solution in the industry!

	This product is manufactured in a
	facility registered by UL to ISO
	9001.
UL recognized	600000060 (7/2010)
component