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Precautions, Grounding instructions, Hydrogen gas flammable – State SBN85 390NE(A User Manual

Page 5: Caution, General safety information, Explosion hazard

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5

preCautions

DO NOT USe ThIS APPlIANCe IF ANy PArT hAS BeeN

UNDer WATer. Immediately call a qualified service agency

to inspect the appliance and to make a determination on what

steps should be taken next.

If the unit is exposed to the following, do not operate heater

until all corrective steps have been made by a qualified

service agency.
1. external fire.
2. Damage.
3. Firing without water.

grounding instruCtions

This water heater must be grounded in accordance with the

National electrical Code and/or local codes. These must be

followed in all cases.

This water heater must be connected to a grounded permanent

wiring system; or an equipment grounding conductor must

be run with the circuit conductors and connected to the

equipment grounding terminal or lead on the water heater,

see Figure 20.

hydrogen gas flammaBle

Explosion Hazard

Flammable hydrogen gases

may be present.

Keep all ignition sources away

from faucet when turning on

hot water.

hydrogen gas can be produced in a hot water system served

by this appliance that has not been used for a long period of

time (generally two weeks or more). hydrogen gas is extremely

flammable. To reduce the risk of injury under these conditions, it

is recommended that a hot water faucet served by this appliance

be opened for several minutes before using any electrical

appliance connected to the hot water system. If hydrogen is

present there will probably be an unusual sound such as air

escaping through the pipe as the water begins to flow. THERE

ShOUlD Be NO SMOKING Or OPeN FlAMe NeAr The

FAUCeT AT The TIMe IT IS OPeN.

general safety information

Verify the power to the water heater is turned off before performing any service procedures.

Read and understand this instruction

manual and the safety messages

herein before installing, operating or

servicing this water heater.
Failure to follow these instructions and

safety messages could result in death

or serious injury.
This manual must remain with the

water heater.

Water temperature over 125°F (52°C)

can cause severe burns instantly

resulting in severe injury or death.
Children, the elderly and the

physically or mentally disabled are at

highest risk for scald injury.
Feel water before bathing or

showering.
Temperature limiting devices such as

mixing valves must be installed

when required by codes and to

ensure safe temperatures at fixtures.

Explosion Hazard

Overheated water can cause

water tank explosion.

Properly sized temperature and

pressure relief valve must be

installed in the opening provided.

Improper installation, use and service may result

in property damage.

Do not operate water heater if flood damaged.

Inspect and anode rods regularly, replace if damaged.

Install in location with drainage.

Fill tank with water before operation.

Properly sized thermal expansion tanks are required on all

closed water systems.

Refer to this manual for installation and service.

CAUTION

general safety information

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