Sub Code Faults - Fisher & Paykel DishDrawer DD247 Service Manual

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Fault Code LED Display
E8 Normal LED
E9 Normal &
Rinse LED
EC Normal & Fast
LED's
U1 Heavy & Rinse
LED's
U4 Heavy & Fast
LED's
U6 Heavy, Fast &
Delicate LED's

6.1.1 Sub Code Faults

Sub code faults help identify a particular fault within the main E fault code. The sub code is found by
pressing the START/PAUSE button while in the diagnostic display mode, the sub code is displayed
momentarily (3 sec) on the LCD (if fitted) and on the secondary panel for integrated or flat door
models.
Fault Code Sub
Code
E2 01
02
03
Fault
Solenoid fault
Microcontroller fault
Communications error
Water Supply
Other tub is faulting
Spray arm not detected
LED Fault
Display
Rinse & Eco motor not
LED rotating
Delicate & motor drawing
Eco LED too much
current
Delicate, Motor not
Rinse & Eco drawing
LED enough
current
Possible Causes
• Check the harness connections at each
solenoid
• Coil is open circuit
• Coil is short circuit
• Badge isolator ( if present)
• Detergent diverter valve
• Check harness connections
• MFB
• Controller
• Harness connections between the MFB
and controller
• MFB
• Faulty top controller
• Faulty bottom controller
• Water turned off
• Insufficient water supply pressure
• Blocked water softener filter (if fitted)
• Spilt rinse aid casuing over foam in tub
• Incorrect detergent being used
• Motor rotor
• The machine is siphoning
• Inlet valve has failed
• Controller
• The other tub has a fault which is
preventing operation of that tub.
• No repair is required to the tub showing a
U4.
• Spray arm not sitting on rotor
• Insufficent water pressure
Possible Causes
• Obstruction in motor rotor housing
• Rotor seized
• Hall sensor
• Short in motor winding
• Hall sensor
• Open circuit winding
• harness connection
• Motor rotor incorrectly installed