Kenmore 153.332620 Use & Care Manual page 37

continued:
PROBLEM
WATER LEAKS
LEAKING T&P
HOT WATER ODORS
WATER HEATER SOUNDS
SIZZLING-RUMBLING
SMOKING AND CARBON
FORMATION (SOOTING)
HIGH OPERATION COSTS
THERMOSTAT FAILS TO
SHUT-OFF
DRIP FROM RELIEF VALVE
POSSIBLE CAUSE(S)
1. Improperly sealed, hot or cold supply
connections, relief valve, drain valve or
thermostat threads.
2. Leakage from other appliances or
water lines.
3. Condensation of flue products.
4. Excessive water pressure.
5. Heater stacking.
6. Closed water system.
1. Thermal expansion in closed water
system.
2. Improperly seated valve.
1. High sulfate or mineral content in water
supply.
2. Bacteria in water supply.
1. Condensation dripping on burner.
2. Sediment at bottom of heater tank.
1. Insufficient secondary air.
2. Low gas pressure.
3. Water heater flue or vent system
blocked.
4. Thermostat not functioning properly.
5. Heater installed in a confined area.
6. Burner flame yellow-lazy.
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 not functioning properly.
2. Improper calibration.
1. Excessive water pressure.
2. Heater stacking.
3. Closed water system.
1. Tighten threaded connections.
2. Inspect other appliances near water heater.
3. See "START UP CONDITIONS", section.
4. Use a pressure reducing valve and relief valve.
5. Lower the thermostat setting.
6. See "Closed System/Thermal Expansion".
1. Install thermal expansion tank (DO NOT plug T&P
valve).
2. Check relief valve for proper operation (DO NOT
plug T&P valve.
1. Drain and flushing heater thoroughly then refill.
2. Chlorinate water supply.
1. See "START UP CONDITIONS", section.
2. See "DRAINING AND FLUSHING", section.
1. Provide ventilation to water heater. Check flue way,
flue baffle, burner.
2. Check with gas utility company.
3. Clean, locate source and correct.
4. Replace thermostat.
5. Provide fresh air ventilation.
6. See "Burner Flame Yellow-Lazy".
1. Set temperature 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. Replace thermostat.
2. Replace thermostat.
1. Use a pressure reducing valve and relief valve.
2. Lower the thermostat setting.
3. See "CLOSED SYSTEM/THERMAL EXPAN-
SION", section.
37
CORRECTIVE ACTION