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Hotpoint FDM550P - Fault Codes and Diagnostics

Hotpoint FDM550P
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14 of 35
Service Manual UK
Indesit
Company
English
FAULT CODES & DIAGNOSTICS
If an error is detected in programme, the programme will be terminated and one of the following errors
will be displayed using a combination of the programme LED’s on the console panel.
The relevant LED(s) will flash in the event of a fault. The On/Off LED will also flash.
Fig. 1 identifies the programme progress LED to the corresponding LED shown in the fault code chart.
Note 1. If the water is turned off after approximately 2 minutes the machine will beep every 2 seconds,
then display a fault code.
Note 2. In the event of any of the above codes being displayed, after the fault has been rectified it will
be necessary to reset the dishwasher.
Resetting after a fault
This is achieved by switching OFF the dishwasher with the On/Off switch and waiting 30 seconds. The
dishwasher is then ready for use.
LED
Fault Possible Cause(s)
1
Overflow (water in base pan). Leak from water line.
2
Valve or Turbine faulty or
disconnected.
Inlet valve, connections, valve letting water pass through
when off.
3
Thermistor circuit Thermistor / module.
4
Time out heating Heater Open circuit or NTC thermistor detached from
casing.
1 + 2
Time out draining Pump connections, blockage, module, circulation pump.
2 + 3
Time out filling Customer's tap, Inlet valve, connections, timer, water
turbine.
1 + 3
Pressure Switch Mesh plate, filter or microfilter, pressure switch,
circulation pump.
1 + 4
Software recognition error Module not programmed, wrong keypad
2 + 4
Heating circuit Heating element, connections, module, relay, pressure
switch.
3 + 4
Communication Error
1 + 3 + 4
Non-operative module
1 + 2 + 3
Turbine faulty Module has detected no Turbine rotation. check turbine
and wiring
N.B. In a Fault condition the Salt & Rinse Aid lights will also flash
LED 1
LED 2
LED 3
LED 4
Fig.1

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