Miele G 7881 User Manual

Refill Salt Indicator
The water softener is automatically
regenerated during the next program
cycle.
The program display will showa
Recharging during this process.
^Add regeneration salt whenever the
Refill salt indicatorbRecharge is on.
Water softener
21 

Depending on the type of items you
wish to clean and disinfect, the
washer-disinfector can be used with an
upper basket and/or lower basket, as
well as, an assortment of inserts and
special baskets to suit your needs.
Baskets and inserts should be
properly selected to match the
application involved.
On the following pages you will find
loading examples and additional
information.
Before EVERY program start,
conduct the following visual
inspection:
– Are the items properly loaded and
secured in the...

How to load the machine
–Always load items in such a way that
all surfaces will be exposed to the
cleaning water. This ensures that the
items will be properly clean.
–Do not nest any items inside other
items. Keep each item separate.
–Hollow items must be arranged for
complete inside exposure to the
cleaning water.
–Hollow items should be inverted and
placed in suitable baskets and
inserts so that the water will have
unrestricted access and exit.
– Deep-based items should be
arranged at an angle, so that...

Spring adapter for the water
connection
The spring adapter for the water
connection must be properly engaged
when a basket is inserted into the
machine. In other words, the adapter
must be4-5mmhigher than the water
inlet in the machine.
If this is not the case, the adapter
needs to be adjusted as follows:
^
Loosen the locking ringa.
^
Move the adapter up to the proper
heightb.
^
Tighten down the locking ringc.
How to adjust the upper basket
The upper basket can be adjusted
above and below the middle...

Application
During patient treatment, check thatas
little residue as possible (dental
cement, polishing compound, etc.)is
left on the items (wipe off as needed).
After thermal disinfection, manual
cleaning in accordance with the
biological materials ordinance can be
conducted without danger of infection.
Rhodium coated mirrors must be
arranged so that their surfaces do
not suffer any mechanical damage.
Not all glass coated mirrors are
suitable for machine processing.Lower basket U 874/2
for inserts,...

Adding rinse aid
Rinse aid is needed to ensure that
water promptly falls away from the
washload, preventing spots and
speeding up the drying process.
Rinse aid (Mielclear) is loaded into the
reservoir and a pre-set amount is
dispensed automatically.
The rinse aid reservoir holds
approximately 180 ml.
,Inadvertently filling the rinse aid
reservoir with detergent WILL
damage the machine. Be sure only
to use rinse aid in the rinse aid
reservoir.
^Open the machine door.
^
Unscrew the reservoir cap.^Pour...

Rinse aid indicator light
^Rinse aid does not need to be refilled
until the "rinse" indicator light comes
on in the display.
Setting the rinse aid dosage
The dosage adjuster has settings from
1 to 6 (in other words,1-6ml). The
factory setting is at 3 ml.
If the items show spots after washing,
^adjust to a higher setting.
If the items show smearing or cloudy
streaks after washing,
^adjust to a lower setting.
Dispensing processing chemicals
27 

How to add neutralizer
For certain programs, neutralizer is
dispensed in the rinse cycle after
washing, to help prevent discoloration
and corrosion spots on the items
(especially around jointed areas).
Neutralizer (pH = acidic) also helps
counteract any traces of (alkaline)
detergent from the surface of the items.
When a mild alkaline detergent is
used for washing, select a
neutralizer that contains phosphoric
acid.
When a neutral enzymatic liquid
detergent is used, select a
neutralizer that contains...

Neutralizer indicator light
^When the "Neutralizer" indicator light
comes on, it is important to promptly
refill or exchange the neutralizer
container.
The "Neutralizer" indicator light should
turn off.
^If the container has been allowed to
run dry, the light will not go out until
the priming process is performed
(See "priming the neutralizer
dispensing system").
Be sure to refill / exchange the
container before it becomes
completely empty.
Dispensing processing chemicals
29 

How to add detergent
Using powder detergent
Before starting the program, load the
powdered detergent into the receptacle
(except for the programs "Rinse" and
"Drain").
Examples:
In the program cycle "Main Wash",
approximately 10.5 liters of water flow
into the machine.
To achieve a detergent concentration of
approximately 3 g/l, use 30 g of
detergent.
Always follow the detergent
manufacturer's recommendations for
dosage concentration.^Press the button on the dispenser
cover....