Kenmore 153.33453 - Manual (Page 29)

29
These guidelines should be used by a qualifi ed service agent. Call Sears Service at 1-800-4-MY-HOME ® (1-800-469-4663)
for assistance. Inform the associate that this is a “Flammable Vapor Ignition Resistant” Product.
TROUBLESHOOTING GUIDE (Continued)
0ROBLEM #AUSE 3OLUTION
Improperly sealed, hot or cold supply
connection, relief valve, drain valve, or
thermostat threads.
Tighten threaded connections.
Leakage from other appliances or water
lines. Inspect other appliances near water
heater.
WATER LEAKS
Condensation of flue products. Refer to CONDENSATION.
Thermal expansion in closed water system.
Install thermal expansion tank (DO NOT
plug T&P valve).
LEAKING T&P VALVE
Improperly seated valve.
Check relief valve for proper operation
(DO NOT plug T&P valve).
High sulfate or mineral content in water
supply. Drain and flush heater thoroughly, then
refill.
SMELLY ODORS
Bacteria in water supply. Chlorinate or aerate water supply.
Gas knob dial not positioned correctly. Refer to LIGHTING INSTRUCTIONS.
Main gas supply off. Turn on main gas shutoff valve.
Igniter tip more than 1/8” from pilot hood. Adjust ignitor tip.
Thermopile malfunction. Replace pilot assembly.
Thermopile TCO malfunction. Replace pilot assembly.
Melted insulation on ignitor wire or shorting
of ignitor wire. Contact Sears Service to determine
cause.
High ambient room temperature.
Contact Sears Service to determine
cause.
Wire disconnected from piezo igniter. Reconnect wire connector to piezo igniter.
Broken electrode or electrical wire. Replace pilot assembly.
PILOT WILL NOT LIGHT
Piezo Igniter generator fails to operate or
malfunctions.
Replace electronic control module.
Thermopile TCO malfunction. Replace pilot assembly.
High ambient room temperature.
Contact Sears Service to determine
cause.
Dirty or clogged Intake Screen. Clean and reinstall Air Intake Screen.
Flame arrestor openings blocked.
Contact Sears Service to determine
cause.
BURNER WILL NOT STAY LIT
Defective Gas Control. Replace Gas Control.
Dirty pilot burner. Clean pilot assembly.
Dirty or clogged Air Intake Screen. Clean and reinstall Air Intake Screen.
Thermopile malfunction. Replace pilot assembly.
Thermopile TCO malfunction. Replace pilot assembly.
PILOT OUTAGE
Defective Gas Control. Replace Gas Control.
Heater not lit or thermostat not on. Refer to LIGHTING INSTRUCTIONS.
Thermostat set too low. Refer to TEMPERATURE REGULATION.
Heater undersized. Reduce hot water use.
Low gas pressure. Contact your gas supplier.
Incoming water is unusually cold. Allow more time for your heater to re-heat.
Leaking hot water pipes or fixtures. Have plumber check and repair leaks.
NOT ENOUGH HOT WATER
High temperature limit switch activated.
Contact Sears Service to determine
cause.
WATER TOO HOT Thermostat set too high. Refer to TEMPERATURE REGULATION.
WATER HEATER SOUNDS Condensation dripping on burner. Refer to CONDENSATION.
SIZZLING – RUMBLING
Sediment or calcium in bottom or heater
tank.
Clean sediment from tank. Refer to
DRAINING instructions in Maintenance
section of manual.
SOOTING Improper combustion.
No adjustment available. Contact Sears
Service to determine cause.
Lack of supply air.
Improperly installed vent piping.
Downdraft.
VENT GAS ODORS
Poor Combustion.
Contact Sears Service to determine
cause.