12
CONTENTS
4. Flow Chart of Defrosting Start
Start
Comp. operating time
is over 12 hours?
Total time is
over 60 hours?
End
Defrosting start
Comp. operating time
is over 6 hours?
Any error ?
NO
YES
NO
NO
Total door open
time is over 3 min?
YES
YES
YES
YES
NO
NO