GE WCVH4800KWW Service Manual page 27

Water Level Sensor
Main PC
Board
Water Level
Sensor
20KHz ~ 26KHz
Over Flow Level 22KHz
@ Wash Level 24.2KHz
Pump Control
Heater safety Level 24.8KHz
Relay
Reset Level 25.34KHz
Pump
• Sensor frequency will vary depending upon water level.
• Drain pump will be activated when main PC board detects frequency
under 22KHz. (Flood Protection)
• In flood protection mode, pump will run until reset level is reached.
• Flood protection is active even in the idle mode, as long as door is closed.
27
Copyright 2009