CTN
L
ABORATÓRIO DE
E
NSAIOS
T
ECNOLÓGICOS EM
Á
REAS
L
IMPAS
E
STRADA
N
ACIONAL
10,
2695-066
B
OBADELA
Edição: 01
Revisão: 00
Data: 2014
4
HM
Inner door opened for an extended period of
time
Close the door and let the unit stabilize.
Access port stopper at the rear of cabinet
was removed or not install
Ensure access port stopper and filter are
installed.
Air leakage through Inner door gasket
Check installation of the gasket ensure it is
properly secure to the cabinet and that there
is no gap.
Check the joining ends of the gasket to make
sure there is no gap. Use silicon sealant to seal
the joins if there is a gap.
Check gasket profile is not deformed or torn.
Otherwise replace new door gasket.
Temperature is above or below temperature set-point
Possible Cause
Corrective Actions
Temperature set-point was recently lowered
or raised. Unit is still not stabilized after set-
point was changed.
Check temperature set-point. Allow 2 hours
for the unit to stabilize after adjustment of
new set-point.
If the temperature was lowered, open the
outer and inner doors.
Lowering the temperature without opening
the doors could lead to condensation.
Check if the glass door latch is properly
closed.
Inner door opened for an extended period of
time.
Close the door and let the unit to stabilize.