Liebherr TPesf 1710 Comfort - Manual (Page 11)

A hum. It is briefly a little louder when the refrigeration
unit (the motor) switches on.
→ The refrigeration increases automatically when fresh food
has just been placed in the appliance or the door has been
left open for a while.
u The sound is normal.
→ The ambient temperature is too high.
u Solution: (see 1.2)
Vibratory noise.
→ The appliance is not fixed to the ground. The running of the
cooling unit therefore makes objects and adjacent furniture
vibrate.
u Adjust appliance via the height-adjustable feet.
u Move bottles and containers apart.
The outer surfaces of the appliance are warm*.
→ The heat of the refrigeration circuit is used to prevent
condensate from forming.
u This is normal.
The temperature is not cold enough.
→ The door of the appliance is not properly closed.
u Close the door of the appliance.
→ Insufficient ventilation.
u Clear ventilation grilles.
→ The ambient temperature is too high.
u Solution: (see 1.2) .
→ The appliance was opened too frequently or for too long.
u Wait to see whether the appliance reaches the required
temperature by itself. If not, please contact the after sales
service (see Maintenance).
→ The appliance is too close to a source of heat (stove, heater
etc).
u Change the position of the appliance or the source of heat.
The interior light is not on.
→ The appliance is not switched on.
u Switch on the appliance.
→ The bulb is faulty.
u Change the bulb (see Maintenance).
u If the bulb is defective, the CoolPlus function cannot be acti-
vated. In order to ensure that this function will work, the
defective bulb should be changed at the earliest opportunity.
Interior light on half power when CoolPlus is switched
on.*
→ This is necessary for operational reasons.
u This is normal.
8 Decommissioning
8.1 Switching off the appliance
u Turn temperature control Fig. 3 (1) to 0.
8.2 Taking the appliance out of service
u Empty the appliance.
u Pull out the power plug.
u Clean the appliance (see 6.2) .
u Leave the door open to prevent odour.
9 Disposing of the appliance
The appliance contains some reusable materials
and should be disposed of properly - not simply
with unsorted household refuse. Appliances which
are no longer needed must be disposed of in a
professional and appropriate way, in accordance
with the current local regulations and laws.
When disposing of the appliance, ensure that the refrigeration
circuit is not damaged to prevent uncontrolled escape of the
refrigerant it contains (data on type plate) and oil.
u Disable the appliance.
u Pull out the plug.
u Cut through the connecting cable.
Decommissioning
* Depending on model and options 11