Rheem GX90-500 User Manual

XTREME™FROM RHEEM-RUUD WATER HEATERS

Businesses That Need

Hot Water in a Hurry

…go to the Xtreme!

Xtreme™is the powerful line of heavy-duty,
high-input commercial gas water heaters
that produce 756 gallons per hour and
recovers in as little as 8 minutes.

It’s the perfect solution for restaurants,
laundromats and medium-sized hotels.

Xtreme solutions from Rheem-Ruud.

Restaurants Laundries Hotels

Commercial water heaters

from Rheem-Ruud

Xtremely Powerful Features & Benefits

Xtreme is the best alternative to a boiler system.

• Delivers up to 756 gallons of 160˚F water per hour

• Recovery time is as little as eight minutes

• High inputs range from 550,000 to 715,000 BTU/hr

• Greater installation flexibility with 30" diameter, tank height under 75"

and multiple water connections

• Specialized burner assembly

Five premix burners mounted into
a metal face plate and sealed with
a Viton gasket

• System Sentinel

LED diagnostic system

™

plus…

• Patented multi-flue tank design

• Low-profile automatic flue damper

• Manual reset high limit to meet code requirements of many states

• Factory installed temperature and pressure relief valve

• Sag and moisture proof fiberglass insulation

• Spark-to-pilot ignition system

• Fully adjustable thermostat from 100°F to 180°F

• 24 Volt combination gas valve includes main gas pressure regulation

• On-Off manual valve

• 120/24 Volt transformer

• High limit temperature cut-out

• Multiple magnesium anode rods to ensure long life, corrosion resistance

• Hand-hole cleanout for removal of lime/sediment deposits

• Full port, full flow brass drain valve

• GX90-550 and GX90-640 comply with SCAQMD rule 1146.2 and

Texas TNRCC for low NOx emissions