Sea-Bird Scientific Deep SeapHOx V2, User Manual

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3. Use a 5/32" hex key to remove the three screws that secure the flow cells.
4. Remove the flow cells.
5. Carefully move the SeaFET out of the brackets.
Make sure not to scratch the housing.
6. If it is necessary to move the bracket on the SBE-37-SMP-ODO to clean the
conductivity cell, use a 3/16" hex key to loosen the screws on each bracket that
secure the sensor.
7. Slide the bracket out of the way.
8. To install the sensors in the brackets again:
a. Move the brackets onto each sensor in the positions shown above.
b. Use a 3/16" hex key to tighten each screw.
c. Remove the two red plugs.
d. Attach the flow cells and attach the cap again with the 5/32" screws.
7.5 Remove and replace alkaline batteries
Replace the batteries in the SeaFET when necessary. Use the sensor Dashboard in the
software or use the magnetic switch to make sure that the batteries have sufficient power
for a deployment. Refer to
Lithium batteries on page 16 for details about batteries in the
SBE-37-SMP-ODO.
Table 3 Required tools and supplies
8/32" thumb screw flat head screwdriver
5/32" hex wrench 2 new desiccant packs or sealable plastic bag to store the packs removed from the sensor
1/4" socket driver 12 new alkaline D-cell batteries
1. Make sure that the flow cell is attached to the sensing elements.
2. Loosen the boss seal screw.
3. Use a 5/32" hex wrench to remove the three 10-31 x 3/8" screws from the end flange.
4. Insert a flat head screwdriver into the slot between the pressure housing and the end
flange.
5. Loosen the end flange with the screwdriver until the end flange can be pulled from the
pressure housing with one hand.
A safety line attaches the end flange to the battery plate to keep the battery connector
wires attached.
Maintenance
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