516532 B PUBLICATION DATE 1 JUN 2007.DOC PROGRAMMING MANUAL 53
HELP CODE H51 : OVERFLOW FAILURE
When the water level is raising above the hole of the overflow tube: Help Code H51 will be displayed.
DIAGNOSE(ERR21):
1. Check if the overflow hole and tube isn’t
blocked
If the overflow tube is blocked: repair the tube
2. Check if the drain tube isn’t blocked If the drain tube is blocked: repair the drain tube
3. Check the water inlet valves If the water inlet valves are broken: replace the water
inlet valves
4. Check the output relay that powers the inlet
valve
If the relay stays closed and the relay is broken,
replace the wash computer
HELP CODE H52 : WRONG INPUT (UNBALANCE)
Help Code H52 occurs when the input for tilt switch F- machines has been wired.
For safety reasons this input must stay low on MFR machines.
DIAGNOSE(ERR68):
1. Input (FS tilt) must not be wired and must have
low voltage.
Remove the wire or replace the wash computer.
HELP CODE H53 : RS7 Select
Wrong machine type has been selected. MFR18 has been selected in stead of MFR25.
Select the right machine type. (See machine type plate at the rear side of the washing machine)
HELP CODE H54 : RS10 Select
Wrong machine type has been selected. MFR25 has been selected in stead of MFR18.
Select the right machine type. (See machine type plate at the rear side of the washing machine)
Check if the wire bridge on mobile connector F on pins 1 and 3 is available.
HELP CODE H55 : Slow Refill
After the fill sequence (machine has already taken the right amount of water to wash), the machine fails to
refill in case there is a leak.
Diagnostic evaluation see D7 : Slow Fill.
Help Code H55 is for informative purposes only and doesn't result in an Error handling procedure.
HELP CODE H56 : No Internal Clock
Help Code H56 occurs when the Internal Clock of the wash computer is not functional anymore.
As a consequence the wash computer Day and Time calculation will be stopped and the function for automatic
switching between Normal & Special Pricing will be disturbed.
This will probably be a hardware failure of the wash computer.
HELP CODE H57 : NO SIGN SPIN
MFR18 - MFR25 only. Help Code H57 occurs when there is no feedback speed signal from the Motor Drive
at the spin sequence. Probably this also means that the drum is not turning.
DIAGNOSE(ERR68):
1. Check the communication cable. If the communication cable is broken, repair the
communication cable.
2. Check the motor drive. If the motor drive is broken, replace the motor drive.
3. Check the motor. If the motor is broken, replace the motor.
4. Check the power cable to the motor drive
and also to the motor.
If the power cable is broken, repair the power cable.
5. Check the output relay that powers the If the relay is broken, replace the wash computer.
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