PROBLEM

 

POSSIBLE CAUSE(S)

SLOW HOT WATER

1,

insufficient combustion air

RECOVERY

2.

 

 

Water heater flue or vent system

 

 

blocked

CORRECTIVE ACTION

1.Provide ventilation to water heater. Check flue way, flue baffle, and burner

2.Clean flue, locate source and correct

3.

Low gas

pressure

3.

Check with gas utility company

4.

Improper

calibration

4.

Replace thermostat

5.Base-Ring Filter blocked with lint/dust 5. Clean filter, See "External Cleaning & Inspection of the Base-Ring Filter" section.

6.FVIR Flame Arrestor blocked with lint/ 6. Clean filter, See "Cleaning the Combustion

 

 

 

dust.

 

 

 

Chamber

and Flame-Arrestor"

section.

 

DRIP FROM RELIEF VALVE

1.

Excessive

waterpressure

1.

Use

a

pressure

reducing

valve and

relief

 

 

2.

Heater

stacking

 

valve

 

 

 

 

 

 

 

3.

Closed

water system

2.

Lower the thermostat setting

 

 

 

 

 

 

 

 

3.

See

"Closed System/Thermal

Expansion"

 

THERMOSTAT

FAILS TO

1,

Thermostat

not functioning properly

1.

Replace

thermostat

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SHUT-OFF

 

2.

Improper calibration

2.

Replace

thermostat

 

 

COMBUSTION

ODORS

1.

Insufficient

combustion air

1.

Provide

ventilation

to water heater. Check

flue

 

 

2.

 

 

 

 

way, flue baffle, and burner

 

 

 

 

Water heater flue or vent system

2,

Clean, locate source and correct

 

 

 

 

blocked

 

 

 

 

 

 

 

 

 

 

 

3.

Heater

installed in a confined area

3.

Provide

fresh air

ventilation

 

 

4.Base-Ring Filter blocked with lint/dust 4. Clean filter, See "External Cleaning & Inspection of the Base-Ring Filter" section.

5.FVIR Flame Arrestor blocked with lint/ 5. Clean filter, See "Cleaning the Combustion

 

 

dust.

 

Chamber

and Flame-Arrestor" section.

SMOKING AND CARBON

1.

Insufficient combustion air

1.

Provide

ventilation to water heater. Check flue

FORMATION (SOOTING)

 

 

 

way, flue

baffle,

burner

 

2.

Low gas pressure

2.

Check with gas

utility company

3.Water heater flue or vent system 3. Clean, locate source and correct blocked

4.Thermostat not functioning properly 4. Replace thermostat

5.

Heater

installed in a confined area

5.

Provide fresh

air ventilation

6.

Burner

flame yellow-lazy

6.

See "Burner

Flame Yellow-Lazy"

7.Base-Ring Filter blocked with lint/dust 7. Clean filter, See "External Cleaning &

Inspection of the Base-Ring Filter" section.

 

 

 

8.

FVIR Flame

Arrestor

blocked with lint/

8.

Clean

filter,

See "Cleaning

the

Combustion

 

 

 

 

dust.

 

 

 

 

Chamber

and

Flame-Arrestor"

section.

CONDENSATION

 

1.

Temperature

setting

too low

1.

Increase

the temperature setting.

Refer to the

 

 

 

 

 

 

 

 

 

"Condensation" sub-section of this manual's

 

 

 

 

 

 

 

 

 

Troubleshooting Guide.

 

 

BURNER FLAME

FLOATS

1.

Orifice too large

 

1.

Replace

with

correct orifice

 

 

AND LIFTS OFF

PORTS

2.

High gas

pressure

 

2.

Check with gas utility company

 

 

 

 

3.

Water heater flue or vent system

3.

Clean flue and burner-locate source and correct

 

 

 

 

blocked

 

 

 

 

 

 

 

 

 

 

 

 

 

4.

Cold drafts

 

 

4.

Locate

source

and correct

 

 

BURNER FLAME

TOO HIGH

1.

Orifice too large

 

1.

Replace

with

correct orifice

 

 

FLAME

BURNS AT ORIFICE

1.

Thermostat

not functioning properly

1.

Replace

thermostat

 

 

 

 

 

2.

Low gas

pressure

 

2.

Check with gas utility company

 

PILOT

FLAME

 

1.

Pilot line

or orifice clogged

1.

Clean, locate source and correct

 

TOO SMALL

 

2.

Low gas

pressure

 

2.

Check with gas utility company

 

38

Page 38
Image 38
Kenmore 153.33115 Water heater flue or vent system, Blocked, Excessive Waterpressure Use Pressure Reducing Valve, Correct

153.33114, 153.33115 specifications

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