Haier ESD 300 Series Service Manual page 82

DIAGNOSTICS
Dishwasher running – program does not advance
If the timer stalls in a cycle,
check water temperature.
If the inlet water temperature is
below 130° F in the normal
cycle, the timer will 'stall' and
heat the water until the
minimum temperature is
achieved.
Temperature rise is about
1.5° F per minute
Test for 120v
at the heater