AO Smith Water Heater AOSRG46600 User Manual

Residential Heating

CIRCULATING LOOP HEAT EXCHANGERS

The ProMax® XL circulating loop heat exchanger is designed specifically for

installation with A.O. Smith ProMax® SL (Side Loop) gas water heaters.

The combination of a ProMax SL water heater and ProMax XL heat exchanger

provides domestic hot water, and an isolated source of hot water for radiant

floor heating, hydronic air handlers and other closed loop applications.

OUTPUT OPTIONS

■ 28,000 BTU (RXLD-28 and RXLS-28)

■ 52,000 BTU (RXLD-52 and RXLS-52)

COMPACT, EFFICIENT, BRAZED PLATE HEAT EXCHANGER

■ UP TO 60% smaller than traditional shell & tube and coaxial heat exchangers

SINGLE OR DOUBLE-WALL DESIGN

■ Double-wall construction for applications requiring double isolation between fluid streams

AUXILIARY CONNECTIONS EXPAND OPTIONS

■ Plugged connections can be used as installation points for thermowells, a drain or for flushing

heat exchanger

■ Connections located on front of heat exchanger, common to primary side of heat exchanger

115V/60Hz PUMP

■ Control relay (24 volt coil) located inside wiring junction box

PROMAX SL GAS WATER HEATER OPTIONS

■ Standard Vent

■ Direct Vent

■ Power Vent

■ Power Direct-Vent

STANDARDS

■ All components UL Listed

1-YEAR LIMITED WARRANTY

■ For complete information, consult written warranty or contact A.O. Smith Water Heaters

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Revised July 2008

AOSRG46600

ARGSS00307