A.O. Smith EJC-6, EJC-10, EJCS-20, EJCT-20, ENJB-30 User Manual

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PROLINE® SPECIALTY ELECTRIC

COMMERCIAL-GRADE RESIDENTIAL

COMMERCIAL-GRADE

RESIDENTIAL ELECTRIC WATER HEATERS

TABLE TOP

• Features a convenient ﬂat porcelain surface at 36” height, providing extra “counter space” wherever installed. All plumbing and electrical connections are made through the back of the water heater. This heater is equipped with a PEX cross-linked polymer dip tube.

POINT-OF-USE

• Designed for low-demand, such as ofﬁce lavatories or buildings with remote restrooms.

COMPACT

• Side-mounted plumbing and electrical connections (optional top-mounted water connections for ﬁeld conversion). Designed for installation under a counter, in a crawl space or in other tight spaces.

BLUE DIAMOND® GLASS COATING

• Provides superior corrosion resistance compared to industry standard glass lining.

ENHANCED-FLOW BRASS DRAIN VALVE

• Our standard residential water heaters have a solid brass, tamper resistant, enhanced-ﬂow, ball type, drain valve.

• Uses a standard female hose ﬁtting that allows for fast and easy draining during maintenance.

• Designed for easy operation, this valve includes an integral screwdriver slot that features a 1/4 turn (open/close) radius, which not only permits full straightthrough water ﬂow but also a quick and positive shut off.

CODE COMPLIANCE

• Meets UBC, CEC and HUD National Codes.

• Meets the thermal efﬁciency and standby loss requirements of the U.S. Department of Energy and current edition of ASHRAE/IES 90.1.

• Complies with the Federal Energy Conservation Standards effective April 16, 2015, in accordance with the Energy Policy and Conservation Act (EPCA), as amended.

APPROVED FOR MANUFACTURED HOUSING

• All residential electric water heaters are compliant with HUD standards for mobile homes/manufactured housing.

CERTIFIED TO UL 174 FOR HOUSEHOLD ELECTRIC WATER HEATERS

CSA CERTIFIED AND ASME RATED T&P RELIEF VALVE

DESIGN-LISTED BY UNDERWRITERS LABORATORIES

• Certiﬁed at 300 psi test pressure and 150 psi working pressure.

• Listed according to UL 174 standards governing storage tank-type electric water heaters.

6-YEAR LIMITED TANK AND PARTS WARRANTY

• For complete information consult the written warranty or go to hotwater.com.

www.hotwater.com | 800-527-1953 Toll-Free USA | A. O. Smith Corporation | 500 Tennessee Waltz Parkway | Ashland City, TN 37015

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AOSRE50603

COMMERCIAL-GRADE

RESIDENTIAL ELECTRIC WATER HEATERS

Model

Number

Compact Models 120V 240V EJC-6 6 6 N/A N/A 1650 3000 8 15-1/4 10-3/4 14-1/4 35 EJC-10 10 9 N/A N/A 1650 6000 8 18-1/4 12-1/4 16 41 EJCS-20 19 17 N/A N/A 2500 6000 11 24-3/4 18-5/8 18 68 EJCT-20 19.9 18 N/A N/A 2500 6000 11 31-5/8 25-3/4 16 68 Lowboy Side-Connect Model 240V ENJB-30* 28 26 47 0.90 4500 6000 21 30 21-3/4 22 101 ENJ-30 28 26 43 0.91 4500 6000 21 31-1/4 21-3/4 24 115 ENJB-40* 38 35 57 0.94 4500 6000 21 31-3/4 24 24 118 ENJ-40 38 35 54 0.93 4500 6000 21 33-1/2 24 26 118 Table Top Model 240V ENTT-38 38 35 55 0.90 4500 5500 21 36 24 25 150 Point-Of-Use-Models 120V EJC-2 2.5 2 N/A N/A 1500 @ 120V 7 13-3/4 11 13-3/4 20

*Models ship with a supplied insulation blanket. Dimensions and speciﬁcations subject to change without notice in accordance with our policy of continuous product improvement.

Nominal Capacity

Rated Storage Volume

First Hour

Rating

(Gallons)

UEF

Element Wattage Recovery @

Standard Maximum A B C

90°F Rise

Gallons Per

Hour

Dimensions in Inches

Approx.

Shipping

Weight (lbs)

† Top mounted T&P adds approximately 3” additional to overall height.

Water connection is 3/4”on Table Top and Compact models and 1/2” NPT on Point-Of-Use Models

Compact Models Lowboy

EJC-10EJC-6 EJCT-20

I INLET D DRAIN I* PLUGGED INLET

O OUTLET T T&P O* PLUGGED OUTLET

Table Top Model

EJCS-20

ENJ-30, ENJB-30 ENJ-40, ENJB-40

A ANODE

Point-Of-Use

ENTT-38 EJC-2

For Technical Information, call 800-527-1953. A. O. Smith Corporation reserves the right to make product changes or improvements without prior notice.

www.hotwater.com | 800-527-1953 Toll-Free USA

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AOSRE50603