Emerson W152 User Manual

Point-of-Use Water Heater

Owner’s Manual

Installation, Care & Use

W152

(PRE-INSTALLED ON SOME MODELS)

T & P VALVE

ACCESS SCREW

W154

HOT WATER OUTLET

(½" NPT FEMALE)

ON-OFF SWITCH

ACCESS COVER

DRAIN SCREW

HOT WATER OUTLET

(½" NPT FEMALE)

COLD WATER INLET VALVE

(NOT SUPPLIED)

COLD WATER INLET

(½" NPT FEMALE)

3½' CORD

(PRE-INSTALLED ON SOME MODELS)

T & P VALVE

COLD WATER INLET VALVE

(NOT SUPPLIED)

ON-OFF SWITCH

ACCESS SCREW

ACCESS COVER

DRAIN SCREW

ACCESS SCREW

COLD WATER INLET

(½" NPT FEMALE)

3½' CORD

Definitions:

Standby Heat Loss. Measure of how well the tank is insulated.Use a Kilowatt Hour meter and measure power

consumed in a 24 hour period for a full tank at normal operating temperature and no water being added. First Hour Rating. Measure how much hot water can be delivered over a one hour period, with a 140

F tank

water temperature and 60

F incoming water temperature.

Usable Hot Water. Measure of how cold incoming water mixes with the stored hot water. Start with hot tank. Draw water at 1/2 GPM until water temperature drops 25%. Measure amout of water drawn. Repeat for 1 GPM and 2 GPM.

SPECIFICATIONS

*must be InSinkErator compatible copper with bronze base

W152 W154

Tank Construction

Tank Volume

Voltage

Heating Capacity

Element Type

Temperature Range

Operating Pressure

Thermostat Type

Power Cord

Water Connections

Pressure Relief Connection

Drain

Insulation

Overall Dimesions

Shipping Weight

Bronze

2.5 gallons

120 volts

1500 watts

Replaceable copper/bronze*

110˚F - 170˚F

150 psi (max.)

Resettable

3 1/2 ft. cord and grounded plug

1/2" NPT female

3/4" NPT female

1/4" Screw Fitting

High Efficiency EPS meets U.L. 94 HF-1

13.5" H

10.4" D

10.7" W 18 lb.

4 gallons

20.2" H

10.4" D

10.7" W 23 lb.

Standby Heat Loss 120˚F (75˚F Ambiet)

First Hour Rating 80˚F Rise

Usable Hot Water (25% Temp. Drop)

1/2 GPM

1 GPM 2 GPM

0.25 KWHr

8.6 gallon

2.0 gallon

1.62 gallon

1.25 gallon

0.50 KWHr

10.4 gallon

3.0 gallon

An imminently hazardous situation,which,if not avoided, will result in death or serious injury.

A potentially hazardous situation,which, if not avoided, could result in death or serious injury.

A potentially hazardous situation,which, if not avoided, may result in minor or moderate injury.

 This heater must only be installed or serviced by qualified persons with ability equivalent to

that of a licenced tradesman in the field involved.

 For your satisfaction and safety,read all instructions, cautions, warnings and dangers before installing

or using this water heater.

 Unit must be installed indoors.  Make sure that all electrical wiring and plumbing connections conform to local codes. Consult local

code and national electrical code for proper installation.

 This water hearter is an electrical device and must be properly grounded, fused and connected to the

correct line voltage. Connect only to properly grounded outlet (see page 10).

 Install or locate this water heater only in accordance with the provided installation instructions

. Do not operate the heater in rooms, garages or other areas where gasoline or other flammable liquids or engine driven vehicles or eqipment are stored,operate or repaired. Flammable vapors are heavy and travel along the floor and may be ignited by the electric heater causing fire or explosion.

 Use this water heater only for its intended use as described in this manual.  This heater is a pressure vessel and must have a T & P (Temperature & Pressure) valve installed.  Do not use an extension cord set with this water heater. If no receptacle is available adjacent to the

water heater,contact a qualified electrician to have one properly installed.

 Do not operate this water heater if it has a damaged cord or plug, if it is not working properly or if it

has been damaged or dropped.

 Flammable items, pressurized containers or any other potential fire hazardous article

s must never be

placed on or adjacent to the heater.Open containers of flammable material should not be stored or used in the same room with the heater.

 Protect heater from freezing.Water left in the tank allowed to freeze will expand and damage the tank.

Disconnect power and drain tank to prevent damage (see page 11).

 Do not attempt to operate this heater with cold water shutoff valve closed. Disconnect power if shutoff

valve is closed.

 This water heater should be serviced only by qualified service personnel. Contact nearest authorized

service facility for examination, repair or adjustments.

WHAT YOU SHOULD KNOW BEFORE YOU BEGIN

When using electrical appliances,basic safety precautions to reduce the risk of fire, electric shock or injury to person should be followed, including:

Keep this warranty and manual near the heater for future reference

whenever maintenance adjustment or service is required.

Definition of symbols in this instruction manual:

PREPARATION

INSTALLATION PROCESS STARTS HERE

 Ensure power switch located at the

front-top of tank is in off position.

 Identify location for water heater tank.  Check to make sure there is proper

clearance in front of heater to allow for draining the tank and for access to replaceable parts such as the thermostat, heater and relief valve.

 Locate heater in an area where

leakage of the tank or connections will not result in damage to the area adjacent or to lower floors of the structure.

 When such locations cannot be

avoided, a suitable drain pan piped to an adequate drain should be installed under the heater (available from your distributor).

Property Damage: If the heater becomes immersed in water, the heater should be examined by a competent

service person before it is placed back in operation.

Equipment You May Need:

Equipment Required:

 Adjustable wrench  Level  Pencil

 Tape Measure  Phillips and flat blade screwdrivers  T & P valve

(Pre-installed on some models)

 Support blocks  Drain pan

 Teflon tape

WHAT YOU NEED TO GET STARTED

Personal Injury: Failure to follow these instructions can result in serious personal injury or death.

The installation must conform to these instructions, the local code authority having jurisdiction and the requirements of power company.In the absence of code requirements follow NFPA-70, The National Electrical Code, which may be ordered from:American Standards Institute, 1430 Broadway,New York, NY 10018.

Minimum

Clearance

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