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Doc. No. OM-101
Version 1.9: Jan. 16, 2009
37 (40)
TROUBLESHOOTING
yes
no
Add dry ice
yes
4.6
Is there a control unit
display?
no
no
Go to:
1. No control unit display
4. CONTAINER TEMPERATURE TOO WARM (REFRIGERATED PRODUCT)
4.4
Redistribute dry ice in
bunker or unwrap some ice
4.7
Is the battery voltage
above 9V in both circuits?
4.8
Is the container set to the
correct temperature?
4.9
Is the unit of measure (°C
or °F) correct?
yes
no
Replace batteries
no
yes
4.10
Is there a fan alarm on
the display? (see Fig. 18)
yes
yes
4.11
Is the fan operating?
yes
4.3
Monitor container
temperature returns to range?
no
yes
yes
Adjust set temperature
Change unit of measure
Replace container
no
no
Go to:
3. Fan does not operate
no
4.12
Product may not be
precooled to set temperature.
Stop shipment.
4.1
Sufficient amount of dry ice
in bunker? 30kg RKN, 40kg
RAP
Figure 18
Temp 5.0°C
Set temp 5.0°C
Cooling fan alarm
no
4.2
Container recently exposed
to sun/high temperatures?
4.5
Container stored at a
temperatures lower than 25°C
above set point?
Move container to cooler area
(at least 5°C above set point)