A.O. Smith How to Light the Pilot on Water Heaters: Instructions and Manual
Page 20

Lighting Instructions

Read and understand these directions thoroughly before attempting to light or re-light the pilot. Make sure the view port is not missing or damaged. (See Figure 23) Make sure the tank is completely filled with water before lighting the pilot. Check the rating plate near the gas control valve/ thermostat for the correct gas. Do not use this water heater with any gas other than the one listed on the rating plate. If you have any questions or doubts, consult your gas supplier or gas utility company.

Explosion Hazard

Replace view port if glass is missing or damaged.

Failure to do so can result in death, explosion or fire.

White Rodgers Gas Control Valve/Thermostat - Lighting Instructions

BEFORE LIGHTING: ENTIRE 8Y8TEM MU8T BE FILLED WITH WATER AND AIR PURGED FROM ALL LINE8

A. This appliance has a pilot which is lit by a piezo- electric spark gas ignition system. Do not open the inner door of the appliance and try--['olight the pilot by hand.

C. Use only your hand to push in or turn the gas control knob. Never use tools. If the knob will not push in or

turn by hand, don't try to repair it, call a qualified service technician. Force or attempted repair may

B.BEFORE

LIGHTING smell all around the appliance

result

in a fire or explosion.

area for gas. Be sure to smell next

to the floor

D. Do not use this appliance

if any part has been under

because

some gas is heavier than

air and will

water. Immediately contact a qualified installer or

service

agency to replace

a flooded water heater.

settle on

the floor.

 

WHAT TO DO IF YOU SMELL GAS ,,Do not try to light any appliance.

,,Do not touch any electric switch; do not use any phone in your building.

Do not attempt to repair the unit! It must be replaced!

E. DO NOT USE THIS APPLIANCE IF THERE HAS

BEEN AN IGNITION OF VAPORS. Immediately call a qualified service technician to inspect the

olmmediately call your gas supplier from a neighbor's appliance. Water heaters subjected to a

phone.

Follow the

gas

supplier's instructions.

flammable

vapors ignition will

show a

,,If you

cannot reach

your

gas supplier,

call the fire

discoloration

on the

air intake

grid and require

department.

 

 

 

replacement

of the

entire water heater.

,_z

 

GASCONTROL

 

 

 

 

 

MAINBURNER

 

KNOB--

Iii

FIGURE 'A'

FIGURE

'B'

FIGURE 'C'

 

 

_""-

_

PIEZO

 

 

 

 

 

 

 

P _..

 

I GENERATOR

 

 

('

(

 

 

 

_

120°MARK

 

 

 

me_l,o _ THERMOSTAT

 

 

 

_._/_

DIAL

"OFF" POSITION

"PILOT" POSITION

"ON" POSITION

GAS CONTROL

 

TOP KNOB

 

'PILOT

THERMOCOUPLE

FIGURE "D"

1.

_

 

 

 

STOP!

Read

the

safety

information

 

9.

Once the pilot has been found,

push the gas knob

 

_

 

 

 

above

on

this label.

 

 

 

 

 

 

 

 

all the way

down.

Immediately press the pilot ignitor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.

Set the thermostat to lowest setting(PILOT LIGHTING).

 

 

button

rapidly

(4) to (5) times.

If the pilot will not

 

Turn thermostat

dial fully

clockwise ¢- until it stops,

 

 

light, repeat step (3) through

(9).

 

3.

Push

 

the

gas control

knob down

slightly and

turn

10.

ConlJnuetoholdlhegasconlrol knobdown forabout

 

clockwise

 

¢

to

"OFF".

SEE

FIGURE

 

'A'.

one (1) minute after the pilot is lit. Release the gas

NOTE: Knob

cannot be turned from

"PILOT" to "OFF"

 

 

control knob and it will pop back up. Pilot should

 

 

remain lit. If it goes out

repeat step (3) lhrough

(:9).It

unless

knob

is pushed

down

slightly.

Do not force,

 

 

may take

several

minutes for air to clear tlSe hnes

4.

Remove

the

outer

burner

door

located

 

below

 

 

before the pilot will light.

 

 

 

the gas control.

 

 

 

 

 

 

 

 

 

 

 

• If knob does

not pop up when

released, stop and

5.

Wait

ten

(1 0) minutes

to clear

out

any

gas.

If you

 

immediately

call your

service

technician or gas

 

then

 

smell

gas

 

 

STOP!

 

Follow

"B"

 

in the

 

 

supplier.

 

 

 

 

 

 

 

 

safety information

 

 

above

on this

label.

If

 

• If the

pilot

will

not

stay

lit after

several tries,

 

 

you don'tsmell gas,

 

 

o to

next

step.

 

 

 

 

 

turn the gas control knob clockwise _- to 'OFF'and

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6.

This

unit is equipped with

a push

button

pilot ignitor,

 

 

call your

service

technician

or gas supplier.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SEE

FIGURE

'A'

 

 

 

 

which

is used

to light

the pilot.

Locate

the

ignitor

11.

Once

the pilot flame is established replace the

 

on the gas control,

 

 

 

 

 

 

 

 

 

 

 

 

outer

burner door.

 

 

 

7.Turn

 

gas

control

 

knob

counterclockwise

 

 

12. At arm's length

away, turn

gas control

knob

 

to

"PILOT".

SEE

FIGURE

'B'.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

counterclockwise _ to 'ON'.SEE FIGURE 'C'.

8.

The

pilot is located

on the right side of the burner. It

13.

Set thermostat to desired setting.

 

 

can be located by looking through the glass view port

 

A_

 

 

 

Hotter water increases the risk of

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

while pressing the piezo ignitorbutton several

times.

 

=_' scald

injury.

Consult the instruction

 

 

Look for

a spark at the pilot location,

Figure

"D".

 

 

manual

before changing

temperature.

 

1.Set

the

thermostat

 

to

lowest

 

setting

 

2. Push gas control knob down slightly and turn clock-

( P I L 0 T

L I G H T I N G ).

 

 

 

 

 

 

 

 

 

wise

C

to 'OFF'Do. not force.

SEE FIGURE 'A'.

2O

Page 19 Page 21
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Page 19 Page 21
Contents Installer SmithWater Important Definitions Fire Hazard Improper installation and use may result in property damageFire or Explosion Harzard GET to Know Your Water Heater GAS Models Consumer Responsibilities Important Information About This Water HeaterConsumer Information Location Requirements Site LocationClearances and Accessibility Pmpey Damage HazardGas Pressure Testing Gas PressureGas Requirements Gas PipingLP Gas Only Explosion HazardUnconfined Space Confined SpaceCarbon Monoxide Warning RoomLouvers and Grilles All Air from Inside the BuildingAll Air from Outdoors Draft Hood Installation PER OpenChimney Connection Vent ConnectorsVent Pipe Size Piping Installation MA,NTA,N\Propey Damage Hazard Closed System/Thermal ExpansionTemperature and Pressure Relief Valve Explosion Harzard Temperature & Pressure Relief ValveRelief Valve and Pipe Insulation Some Models Combination Space Heating/Potable Water SystemSolar Installation AIRGas Supply and Piping Vent Pipe SystemWater System Piping Lighting Instructions BeforeForyoursafetyreadbeforelighting Checking the DraftToturnoffgastoappliance Burn HazardWater Temperature Regulation Burner FlamesEmergency Shut Down White Rodgers ValvesCondensation Operational ConditionsProperty Damage Hazard Draining and Flushing Routine Preventive MaintenanceAnode Rod/Water Odor Replacement Parts Removing the Burner from the Manifold/ Burner AssemblyManualrelief ThermalReplacing the Pilot/Pilot Tube Assembly Replacing the ThermocoupleCleaning the Combustion Chamber and Flame-arrestor Replacing the Manifold/Burner AssemblyExternal Inspection & Cleaning of the Base-Ring Filter Removing and Replacing the Gas Control Valve/Thermostat Testing the Igniter SystemPiezoelectric Igniter System FVlR System Operational Checklist Possible CausesProblem Thermostat set too highYES Repair Parts List Listed Parts Kits and Illustrations Page Limited Residential GAS Warranty Conditions and ExceptionsClaim Procedure Installation InformationLimitation on Implied Warranties Disclaimers

Water Heater specifications

A.O. Smith is a renowned name in the water heating industry, celebrated for its commitment to innovation, quality, and efficiency. Their water heaters are designed to cater to a wide variety of needs, making them suitable for both residential and commercial applications. The main features of A.O. Smith water heaters are tailored to ensure optimal performance, convenience, and reliability.

One of the standout characteristics of A.O. Smith water heaters is their impressive energy efficiency. Many models are equipped with advanced insulation technologies that minimize heat loss, allowing users to save on energy bills while ensuring a consistent supply of hot water. The introduction of high-efficiency gas burners and electric heating elements enhances their energy utilization, which is reflected in their excellent Energy Factor ratings.

A.O. Smith also incorporates smart technology in its water heaters. Many models feature integrated Wi-Fi connectivity, allowing homeowners to monitor and control their water heating system remotely via a smartphone app. This capability enables users to adjust temperature settings, receive maintenance alerts, and track energy usage, providing a new level of convenience and control.

Durability is another hallmark of A.O. Smith water heaters. Constructed with high-quality materials, these units often feature a glass-lined tank that enhances corrosion resistance. Additionally, many models are designed with a robust anode rod that helps prevent rusting, extending the lifespan of the heater and ensuring dependable service for years to come.

Safety features are also a priority for A.O. Smith. Many water heaters come equipped with advanced safety mechanisms, such as automatic shut-off valves, temperature controls, and flame failure detection systems, ensuring safe operation and reducing the risk of accidents.

Different models are available to suit varying space requirements and preferences. A.O. Smith produces traditional tank water heaters as well as modern tankless options, which provide endless hot water on demand, making them ideal for homes needing high hot water consumption. Their versatility guarantees that customers can find the perfect solution tailored to their specific needs.

In conclusion, A.O. Smith water heaters represent a blend of innovation, efficiency, durability, and safety. With various models available that cater to different heating needs and preferences, A.O. Smith continues to remain a trusted choice for consumers seeking reliable hot water solutions.
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