INSTALLATION CONSIDERATIONS

ROUGH IN DIMENSIONS

Top View

Left Side View

FIGURE 2

Capacity, Gas and Electrical Characteristics

Model

Approx. Capacity

Input

Gas

Gas Supply Pressure

Manifold Pressure

Electrical Characteristics

 

 

 

 

Type

 

 

 

 

 

 

U.S. Gals.

Litres

BTU/hr

Max.

Min.

in. WC (kPa)

Volts/Hz

Amperes

 

 

 

 

 

 

 

in. WC (kPa)

in. WC (kPa)

 

 

 

GH-90N

25

94.6

100,000

Nat.

14.0 (3.49)

5.0 (1.25)

4.2 (1.05)

120/60

2.5

Minimum gas supply pressure must be maintained under both load and no load (dynamic and static) conditions. Manifold Pressure is preset on the gas valve by the manufacturer; DO NOT ATTEMPT TO ADJUST!

Thermal efficiency is 90%.

If the hardness of your water supply is more than of 12 grains per gallon (200 mg/L), if your water supply is acidic or otherwise impure, the water supply must be treated with approved methods in order to ensure full warranty coverage. Problems resulting from the forma- tion of scale are not covered by the warranty.

 

Minimum Clearance To Combustibles

 

Service Clearance

Test Pressure

Top

Front

Vent

Back

Sides

Floor

Front

Sides

P.S.I.

 

0

0

0

0

0

0

21” (53.3 cm)

12” (30.5 cm)

300

This appliance must be installed in accordance with local codes or, in the absence of local codes, the “National Fuel Gas Code” ANSI Z223.1/NFPA 54 or the “Natural Gas and Propane Installation Code” CAN/CSAB149.1.

Not for installation in a Manufactured Home (Mobile Home). This water heater is suitable for water (potable) heating only. This water heater is suitable for installation in a closet or alcove.

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American Water Heater 1010 319869-000 warranty Installation Considerations, Rough in Dimensions