20
Tighten threaded connections.
Inspect other appliances near water heater.
Turn on electrical switch. Check for blown
fuses or tripped breaker.
Reset. Check for source of trouble and correct.
Replace thermostat.
Replace thermostats.
Replace element.
Replace thermostats.
Set thermostats to desired temperature.
Drain. Determine if water treatment is needed.
Install adequate water heater.
Correct piping.
Repair faucets.
Review and reduce hot water consumption.
Insulate piping.
Insulate piping.
Replace thermostats.
Set thermostat to desired setting.
Drain. Flush-Provide water treatment if needed.
Install adequate heater.
Correct piping.
Repair faucets.
Review and reduce hot water consumption.
Insulate piping.
Insulate piping.
Replace element.
Replace element.
Use Pressure Reducing Valve and Pressure
Relief Valve.
See “Thermal Expansion” in the For Your
Information section.
Replace thermostats.
Replace thermostats.
See “Operational Conditions” in the For Your
Information section.
Contact dealer to clean or replace elements.
Problem
Possible Cause(s)
Corrective Action
These guidelines should be utilized by a qualified service agent.
TROUBLESHOOTING GUIDELINES
Improperly sealed, hot or cold supply
connection, relief valve or drain valve.
Leakage from other appliances or water lines.
No power to heater.
High Temperature Limit Switch open.
Non-functioning upper thermostat.
Non-functioning thermostats.
Non-functioning lower element.
Improper calibration.
Thermostats set too low.
Sediment or lime in tank.
Heater too small for job.
Wrong piping connections.
Leaking faucets.
Wasted hot water.
Long runs of exposed pipe.
Hot water piping on outside wall.
Improper Calibration.
Thermostats set too high.
Sediment or lime in tank.
Heater too small for job.
Wrong piping connections.
Leaking faucets.
Wasted hot water.
Long runs of exposed piping.
Hot water piping in exposed wall.
Non-functioning upper element.
Non-functioning lower element.
Excessive water pressure.
Closed system.
Non-functioning thermostats.
Improper calibration.
Sulfides in the water.
Scale accumulation on elements.
WATER LEAKS
(See Leakage Checkpoints on 19)
NO HOT WATER
INSUFFICIENT HOT WATER
HIGH OPERATION COSTS
SLOW HOT WATER RECOVERY
DRIP FROM RELIEF VALVE
THERMOSTAT DOES NOT SHUT OFF
WATER ODOR
WATER HEATER SOUNDS
Summary of Contents for 185762-000
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