Sharp WH-237DP Service Manual page 16

1. Remove the body in accordance with "REMOVE OF BODY".
2. Remove split pin holding the breaker angle support to the breaker.
3. Remove 2 screws holding 2 breaker lead wires to the breaker.
4. Remove 2 screws holding the breaker to the back cover.
5. Now the breaker is free.
Breaker angle support
Breaker lead wire
Display shows
Possible cause :
Display shows
Possible cause :
Display shows
Possible cause :
REMOVE OF BREAKER
ERROR DISPLAY
and sounds short beep 10 times. Then the power lamp is not lights up, ELB lamp
is lights up.
The water is not supply or the water pressure is too low.
and sounds short beep 2 times, long beep 1 time and so on until 8 times.
Then the power lamp is not lights up, ELB lamp is lights up.
The water pressure is too low and the temperature is too high in the heater tank.
So that the thermostat is cut off.
and sounds long beep 5 times. Then the power lamp is not lights up, ELB lamp is
lights up.
The temperature is too high in the heater tank. So that thermostat is cutoff.
Split pin
Screw
Breaker lock
Breaker
Fig. 30
16
Back cover