Thermo Scientific HERAfreeze HFU Series Operating And Maintenance Manual page 46

Install Temperature Probe
(continued)
Thermo Scientific
3. Carefully remove the existing Permagum sealant from around the
probe port opening.
4. Open the freezer lid and locate the probe cover on the upper front left
wall. Remove the two Phillips head screws securing the probe cover
(see Figure 6-5).
micro
board
Figure 6-4. Probe Access Port
5. Route the BUS probe through the probe port, approximately 12".
Secure the back-up probe to the temperature probe using a small tie
wrap (Figure 6-5).
Figure 6-5. Probe location
6. Seal around the interior and exterior opening of the probe port with
Permagum sealant.
7. Reinstall the probe cover (Figure 6-5).
Factory Installed Options
probe
access
port
battery
bracket
battery
switch
Section 6
HFC Series 6-3