Fast Test Cycle - Fisher & Paykel DishDrawer DD24D Series Service Manual

5.1.4

Fast Test Cycle

WARNING : Only run this cycle if connected to the water supply. This level runs an 8-minute fast
test cycle.
Press POWER to skip fast test cycle and advance to the next level. Press START/PAUSE to enter
fast test cycle.
Once the fast test cycle is selected, the DishDrawer™ goes into standby mode and 8 minutes will
be showing on the display. The test cycle is started by pressing START/PAUSE, and the following
components are run during the 8 minute cycle that follows: - Lid motors, fill valve, wash motor,
element, drain motor, drying fan.
Press POWER to exit at any time.
The test sequence in fast cycle mode performs 33 tests.
displayed on the touch switch panel LEDs. The test sequence continues even if a test fails. If
there are multiple failures the LEDs will change during the test.
LED Display Test
H N F D R E
0 0 0 0 0 X
0 0 0 0 X 0
0 0 0 0 X X
0 0 0 X 0 X
0 0 0 X X 0
0 0 0 X X X
0 0 X 0 0 0
0 0 X 0 0 X
0 0 X 0 X 0
0 0 X 0 X X
0 0 X X 0 0
0 0 X X 0 X
0 0 X X X 0
0 0 X X X X
0 X 0 0 0 0
0 X 0 0 0 X
0 X 0 0 X 0
0 X 0 0 X X
0 X 0 X 0 0
0 X 0 X 0 X
0 X 0 X X 0
0 X 0 X X X
0 X X 0 0 0
25-29
0 X X X X 0
0 X X X X X
X 0 0 0 0 0
X 0 0 0 0 X
X 0 0 0 X 0
X 0 0 0 X X
X 0 0 X 0 0
X 0 0 X 0 X
X 0 0 X X 0
X 0 0 X X X
X 0 X 0 0 0
X 0 X 0 0 X
Test Description / Probable Cause
ID
1 Uncontrolled load on PSU (PSU volts < 30 with PSU on and no devices
turned on)
2 Unrealistic zero crossing time, mains frequency non standard
3 Uncontrolled load on PSU (volts dropped when PSU turned off and no
devices on)
4 Unused
5 Detergent diverter not connected
Fill valve not connected
Water softener bypass valve not connected
Rinse Aid pump not connected
Water softener brine pump not connected
Fan not connected
11 Detergent diverter solenoid low resistance (shorted?)
Fill valve solenoid low resistance (shorted?)
Water softener bypass valve solenoid low resistance (shorted?)
Rinse Aid pump solenoid low resistance (shorted?)
Water softener brine pump solenoid low resistance (shorted?)
16 Fan low resistance (shorted?)
17 Lid motor 1 no current (not connected?) in down direction
Lid motor 1 no current (not connected?) in up direction
Lid motor 2 no current (not connected?) in down direction
Lid motor 2 no current (not connected?) in up direction
21 Lid motor 1 excessive current in down direction
Lid motor 1 excessive current in up direction
Lid motor 2 excessive current in down direction
24 Lid motor 2 excessive current in up direction
Unused
30 Motor FET A phase high side "shorted"
Motor FET B phase high side "shorted"
Motor FET C phase high side "shorted"
Motor FET A phase low side "shorted"
Motor FET B phase low side "shorted"
35 Motor FET C phase low side "shorted"
36 Motor phases AB no current (not connected?)
Motor phases BC no current (not connected?)
38 Motor phases CA no current (not connected?)
39 Motor phases AB current excessive (shorted winding?)
Motor phases BC current excessive (shorted winding?)
41 Motor phases CA current excessive (shorted winding?)
The number of any failed test is
27
599735A