Troubleshooting - A.O. Smith CEWHR 35 User Manual

Troubleshooting

The water heater may not operate as desired if used incorrectly or there is a minor cause,
even though the product has no fault. In these cases, check the following issues to solve
simple problems without the help from the Customer care centre. If the problem does not
solve after checking the following issues, call Customer care centre.
Problem
No display on
LED display.
LED display glows
but no hot water.
No hot water.
Water temperature
is too high.
Water heats slowly.
Piping connection leaks. Connection not sealed.
Water leakage from
product.
Note: Call Customer care centre on 1800-103-2468
Possible Cause(s)
No power supply to the
water heater.
Thermal Cut-out trips
Heating element breakdown Call Customer care centre.
or internal wiring error.
Thermal Cut-out switch
open.
No power supply to the
water heater.
Control circuit or internal
wiring error.
Improper thermostat
calibration.
Thermal Cut-out trips.
Heating Element is not
functioning.
Leakage in tank or
other parts.
18
Solution
Turn ON electrical switch.
Call Customer care centre.
Call Customer care centre.
Check the power socket.
Call Customer care centre.
Call Customer care centre.
Call Customer care centre.
Call Customer care centre.
Re-connect piping, using
Teflon tape.
Switch off power immediately
and Call Customer care centre.