TD80™ Level Gauging and Overfill Prevention System Product Manual
Rev. 2, August 4, 2015/ TD80 Installation Page 17
2 TD80 Installation
2.1 TD80 Installation Steps Overview
2.1.1 Pre-Installation Requirements
1. When choosing a location to install the TD80 components, the following guidelines
must be followed:
a. Appropriate industry, national, provincial/state and local codes
b. Fuses and components appropriate for the area classification
2. The tank is completely drained of liquid and vapour free
3. No drilling or welding to the tank and frame without first consulting with the tank
manufacturer.
4. Refer to the TD80 installation guidelines 2.1.3 for the following:
a. Probe and Transmitter location
i. Dual Rod
ii. Coaxial
b. Finch Display location
c. Finch Relay Module location
d. Electrical requirements
2.1.2 Installation Steps Overview
1. Program the TD80
a. The TD80 must be programmed before use. Programming may be done at the
factory when purchased, by the customer prior to installation or after installation
on the vehicle when necessary.
b. See the Programming Instructions 6.3 for detail.
2. Install the 1” NPT Top Fitting (collar)
a. Ensure that the top fitting position allows the probe to fit vertically into the tank.
b. Weld the top fitting to the tank top
c. See the Mechanical Installation Instructions 2.4 for detail.
3. Install the Anchor Cone
a. Ensure that the anchor cone is directly under the collar, within 3 degrees from
vertical.
b. Weld the anchor cone to the tank bottom
c. See the Mechanical Installation Instructions 2.4 for detail.
4. Install the Probe
a. Cut probe to length
b. Install with Teflon tape or anti-seize compound
c. The probe must fit into the anchor cone without bending, twisting or binding.
d. See the Mechanical Installation Instructions 2.4 for detail.
5. Mount the Transmitter
a. Do not use Teflon tape or anti-seize compound
b. Hand-tighten the transmitter nut, and then use a wrench to secure the
connection.
c. See the Mechanical Installation Instructions 2.4 for detail.
6. Mount the Finch Display
a. See the Mechanical Installation Instructions 2.4 for detail.
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