Troubleshooting Chart - American Water Heater Flame Guard Safety System Installation Instructions And User Manual

Gas water heater with the flame guard safety system
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Flame Guard Safety System Operational Checklist
1. Manifold gasket properly sealed.
2. Viewport not damaged or cracked.
3. Flame-trap free of debris and undamaged.
4. Two piece wire connector properly installed.
5. No leaks at pilot and manifold connection.
6. Manifold door screws securely tightened.

TROUBLESHOOTING CHART

PROBLEM
BURNER WILL NOT IGNITE
SMELLY WATER
BURNER FLAME YELLOW-LAZY
PILOT WILL NOT LIGHT OR
REMAIN LIT
HIGH OPERATION COSTS
INSUFFICIENT HOT WATER
26
®
POSSIBLE CAUSE(S)
1.
Pilot not lit
2.
Thermostat set too low
3.
No gas
4.
Dirt in the gas lines
5.
Pilot line clogged
6.
Main burner line clogged
7.
Defective thermocouple
8.
Defective thermostat
9.
Heater installed in a confined area
1.
Sulfides in the water
1.
Insufficient secondary air
2.
Low gas pressure
3.
Flue clogged
4.
Main burner line clogged
5.
Heater installed in a confined area
6.
Obstruction in main burner orifice
1.
Air in gas line
2..
No gas
3.
Dirt in gas lines
4.
Pilot line or orifice clogged
5.
Thermocouple connection loose
6.
Defective thermocouple
7.
Cold drafts
8.
Thermostat ECO switch open
9.
Temperature limit switch in combustion chamber
activated
10. Defective igniter
11. Flammable vapors incident, Flame Guard function
utilized
12. Low gas pressure
13. Air for combustion obstructed
1.
Thermostat set too high
2.
Sediment or lime in tank
3.
Water heater too small for job
4.
Wrong piping connections
5.
Leaking faucets
6.
Gas leaks
7.
Wasted hot water
8.
Long runs of exposed piping
9.
Hot water piping in exposed wall
1.
Thermostat set too low
2.
Sediment or lime in tank
3.
Water heater too small
4.
Wrong piping connections
5.
Leaking faucets
6.
Wasted hot water
7.
Long runs of exposed piping
8.
Hot water piping in outside wall
9.
Low gas pressure
CORRECTIVE ACTION
1.
Light pilot
2.
Turn temp. dial to desired temperature
3.
Check with gas utility company
4.
Notify utility-install trap in gas line
5.
Clean, locate source and correct
6.
Clean, locate source and correct
7.
Replace thermocouple
8.
Replace thermostat
9.
Provide fresh air ventilation
1.
Replace the anode with a special anode
1.
Provide ventilation to water heater
2.
Check with gas utility company
3.
Clean, locate source and correct
4.
Clean, locate source and correct
5.
Proper fresh air ventilation
6.
Clean or replace orifice
1.
Bleed the air from the gas line
2.
Check with gas utility company
3.
Notify utility-install dirt trap in gas line
4.
Clean, locate source and correct
5.
Finger tighten; then 1/4 turn with wrench
6.
Replace thermocouple
7.
Locate source and correct
8.
Replace thermostat
9.
Call 1-800-999-9515
10. Replace igniter pilot assembly
®
11. Replace water heater, eliminate flammable vapors
source. Call 1-800-999-9515
12. Check with gas utility company
13. See maintenance section for inspection and
cleaning of flame trap
1.
Set temperature dial to lower setting
2.
Drain/flush-provide water treatment if needed
3.
Install adequate heater
4.
Correct piping-dip tube must be in cold inlet
5.
Repair faucets
6.
Check with utility-repair at once
7.
Advise customer
8.
Insulate piping
9.
Insulate piping
1.
Turn temperature dial to desired setting
2.
Drain/flush-provide water treatment if needed
3.
Install adequate heater
4.
Correct piping-dip tube must be in cold inlet
5
Repair faucets
6.
Advise customer
7.
Insulate piping
8.
Insulate piping
9.
Check with gas utility company
continued on next page

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