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Doc. No. OM-101
Version 1.9: Jan. 16, 2009
35 (40)
TROUBLESHOOTING
2. CONTROL UNIT DOES NOT OPERATE CORRECTLY
2.1
Is there a display?
2.2
Is the battery voltage
above 9V in both circuits?
yes
no
Go to:
1. No control unit display
Replace batteries
no
yes
yes
Replace container
Replace container
(see note 1)
no
no
Note 1:
If the fan is operating and the container temperature is set to the desired temperature, the container is
able to maintain set temperature, but should be used only in emergency situations.
2.4
Remove and replace the
batteries to reset unit. Does
it operate correctly?
2.3
Do the buttons operate,
and can the set temperature
be adjusted?