Installation Guide

TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE(S) CORRECTIVE ACTION
See explanaons on the following pages.
NO HOT WATER • No power to water heater Check for blown fuses or tripped circuit breaker.
(page 26) Check for power.
• Burned out upper heang element (Dry Fired) Replace upper heang element.
• Energy Cut Off Switch tripped See page 27, step 5.
• Faulty Thermostac Mixing Valve Check hot water at other faucets.
• Non-Funconing upper thermostat Check/replace upper thermostat. (See page 31)
• Leak in plumbing system Check hot water side of home’s plumbing system
for leaks.
INSUFFICIENT HOT WATER • Thermostats set too low Set thermostats to desired temperature.
(page 27) See page 17.
• Non-Funconing lower heang element Replace lower heang element. (See page 30)
• Water heater’s capacity too small (or usage too high) Install adequately sized water heater
(or reduce usage).
• Thermostac Mixing Valve faulty/set too low Check hot water at other faucets.
• Non-Funconing lower thermostat Replace lower thermostat. (See page 31)
• Hot and cold pipe connecons reversed Correct piping.
• Leak in plumbing system Check hot water side of home’s plumbing system
for leaks.
• Melted dip tube Check/replace dip tube.
SLOW HOT WATER RECOVERY • Low supply voltage Check power (voltage).
(page 27)
• Malfunconing lower heang element Check lower element and replace if burned out.
(See page 30)
TEMPERATURE TOO HIGH • Non-funconing thermostat Replace thermostat. (See page 31)
(page 28)
• Grounded/shorted heang element Replace heang element. (See page 30)
• Thermostac Mixing Valve faulty/set too high Check hot water at other faucets.
LOW WATER PRESSURE (page 28) • Parally closed supply valve. See Low Water Pressure secon on page 28.
DRIPS FROM T&P RELIEF VALVE • Excessive water pressure Use Pressure Reducing Valve set to 50-60 psi.
(page 28)
• Thermal expansion Install a Thermal Expansion Tank.
• Debris under valve seat See page 28.
WATER ODOR (page 28) • Bacteria in the water See Water Odor secon on page 28.
TROUBLESHOOTING
24 • Residen al Electric Water Heater Use and Care Guide