While you wait for answers, we may have found some information which could help you.
Click here for Freezer Keeps UpSchreiber APP6403 warning light and beeping sound?
Schreiber app 6403?
schreiber intergrated fidge and seperate freezer?
schreiber app 6403 freezer showing no signs of life?
fridge door hinges schreiber b/under friidge modleapp6382?
schreiber floor standing freezer. model app 6403?