Miele G 7881 User Manual

							How to restore the factory settings
Step Display / Result
^Activate the programming mode as per page
35.
^While in programming mode, press or hold
down the "Drying"0button until E33 appears
in the display.E33
^Turn the program selector to a program.
Basic factory setting(s):
Reprogrammed setting(s):00
PP
^WhenPPappears in the display, press the
"Display"ßbutton.00, the factory settings have
been restored.
^Save to memory and exit programming mode
as per page 35.
The water softener has been restored to the factory settings. Reprogramming is
required (see "How to program the water softener").
Programmable functions
41 
						

							Maintenance
After every 1,000 hours of operation,
or at least once a year (but never
later than every 18 months),Miele
Customer Service will need to perform
routine maintenance on the
washer-disinfector.
Maintenance covers the following
points:
–electrical integrity,
–door mechanics and seals,
–connectors and fittings in the wash
cabinet,
– water inflow and outflow,
– internal and external dosage
systems,
– spray arms,
– filter combination,
– collector with drain pump and
non-return valve,
–
all baskets, inserts and modules,
–
steam condensor.During maintenance, the following
function checks are run:
–a program test run,
–electrothermal measurement,
–seals testing,
–all safety-related measurement
systems (error read-out).
Machine care
42 
						

							Process validation
It is the responsibility of the operator to
routinely check that the required
cleaning and disinfection processes
are being conducted.
In some countries, this is also required
by national legislation, regulations or
recommendations.
Operators are also bound to such
checks under the international standard
EN ISO 15883.
Routine checks
Before each day's use, the operator
must conduct a series of routine
checks. A routine checklist is supplied
with the washer-disinfector.
The following items must be checked:
–the filters in the wash cabinet,
–the spray arms in the
washer-disinfector and on the
baskets,
–the wash cabinet and the door seals,
–the dosage system and
– the baskets and inserts.
Machine care
43 
						

							Cleaning the filters in the wash
cabinet
The filters in the base of the wash
cabinet prevent large particles from
entering the circulation pump.
These filters can become blocked and
need to be inspected on a daily basis
and cleaned as needed.
,The machine must NOT be
operated without the filters in place.
,Caution - danger of injury from
sharp objects such as glass shards,
needles, etc.Cleaning the coarse filter
^Squeeze the two tabs together, then
remove and clean the coarse filter.
^Put the clean filter back into position
and press until it clicks into place.
Machine care
44 
						

							Cleaning the flat and micro-fine
filters
^Remove the coarse filter.
^Remove the fine filter (between the
coarse filter and the micro-fine filter).
^Unscrew the micro-fine filter by
grasping the two tabs and turning
two times counter-clockwise.^Remove it together with the flat filter.
^Clean the filters.
^Re-insert the filter combination in
reverse order. The flat filter must lie
flat in the base of the wash cabinet.
Machine care
45 
						

							Cleaning the spray arms
The spray arm jets can become
blocked.
It is important to inspect them every
day.
^Use a sharp pointed object to push
any particles into the spray arm jets,
then rinse thoroughly under running
water.
To do so, remove the spray arms as
follows:
^Remove the baskets.
Upper basket or mobile unit spray arm
(if applicable):
^Loosen the ring nut on the spray arm
and remove the arm.
Metal nuts are threaded left.
Ceramic nuts are threaded right.^Unscrew theupperspray arm.
^After loosening the ring nut, remove
thelowerspray arm.
^After cleaning, re-insert the spray
arms and tighten down as needed.
After replacing the spray arms,
check to make sure that they rotate
freely.
Machine care
46 
						

							Cleaning the control panel
^The control panel should only be
cleaned with a damp cloth or with a
suitable cleaner for glass or plastic.
To disinfect, use an approved
cleaning agent.
,Do NOT use abrasive or
all-purpose cleaners. The chemicals
contained in these products can
seriously damage the surface.
Cleaning the front of the
appliance
^To clean the stainless steel exterior,
use a damp cloth and dish liquid or a
non-abrasive stainless steel cleaner.
^To help prevent re-soiling
(fingerprints, etc.), a stainless steel
conditioner can be used after
cleaning.
,Do NOT use thinner or
ammonium-based cleaners!
They can damage the surface.
,NEVER hose down the machine
or the immediate vicinity, e.g., with a
water hose or pressure washer.
Cleaning the wash cabinet
The wash cabinet is mostly
self-cleaning.
If you notice a build-up of deposits,
please contact Miele Customer Service.
Cleaning the door seal
To remove soiling, clean the door seal
regularly with a damp cloth.
Damaged or leaky door seals should
be replaced by Miele Technical Ser-
vice.
Dispensing systems
Regularly check the quantities of
processing chemicals being used by
the washer-disinfector to detect dosing
irregularities.
Machine care
47 
						

							Baskets and inserts
To ensure that the baskets and inserts
are functioning properly, they must be
checked daily. A checklist is supplied
with the washer-disinfector.
Check the following points:
–Are the rollers in proper condition
and are they securely attached to the
basket / insert?
–Is the basket connection set to the
correct height and firmly screwed
on?
– Are all spray jets, spray sleeves and
hose adapters securely attached to
the basket / insert?
– Are all spray jets, spray sleeves and
hose adapters unclogged so that
wash water can flow through?
– Are all caps, covers and fasteners
securely attached to the spray
sleeves?
–
For mobile units in the modular
system, are the caps in the module
connection working properly?
if applicable:
–
Do the spray arms rotate freely?
–
Are the spray jets clogged? See the
section on "Cleaning the spray arms".
Machine care
48 
						

							The following trouble-shooting guide can be used to help address minor problems
without a service call, HOWEVER, it is important to note that:
,Repairs should only be performed by Miele Customer Service. Work
performed by unqualified persons can place the user at considerable risk of
harm.
To help avoid unnecessary service calls, please be sure to check first whether an
error message is due to operator error.
To do so:
^Turn the program selector to the 12 o'clock positionf. The error message is
erased.
^Press the "ON/OFF" button to switch off the machine.
^Turn the machine back on and re-start the program.
^If the error occurs again and cannot be corrected, contact Miele Customer Ser-
vice for advice.
^You will need to provide the error code ( "F...") .
Error Cause Solution
The washer-disinfector
will not start.The door is not properly
closed.Close the door firmly.
The machine is not
plugged in.Plug in the power cord.
The fuse is blown or the
circuit breaker has tripped.Set the fuse
(see the rating plate for
minimum fuse ratings).
The machine is not turned
on.Press the "ON/OFF" button
and select a program.
The machine is not
ready for operation.Error message:F04-F
17,F20-F--Contact Miele Customer
Service.
Error message:F31-33The dispensing system
control is faulty.
Contact Miele Customer
Service.
Troubleshooting
49 
						

							Fault Cause Solution
Before the start of a
program, the indicator
light8Detergent
flashes and the
program cant be
started.Before addressing the
error:
–Turn the program
selector to the 12
o'clock positionf. The
error message is
erased.
–Press the "ON/OFF"
button to switch off the
machine.
Error message:Fdo:
The liquid detergent
container is empty.Refill or replace the liquid
detergent container.
Then:
– Switch the
washer-disinfector on.
– Restart the program.
A few minutes after the
start of a program, the
indicator light8
Detergent flashes and
the program stops.Before addressing the
error:
– Turn the program
selector to the 12
o'clock positionf. The
error message is
erased.
–
Press the "ON/OFF"
button to switch off the
machine.
Error message:Fdo:
There is a problem
dispensing the liquid
detergent.Refill or replace the liquid
detergent container.
Prime the dosage system
(see "Programming special
functions").
Then:
–
Switch the
washer-disinfector on.
–
Restart the program.
Troubleshooting
50