Grow-Flex™ Feed Systems Hog Slat Inc. Newton Grove, NC USA May 2023 Rev IR 3 Installation: 1. (Figure 1) Illustrates a typical installation example of the HS689T Control Unit Switch Assembly to a HS693 or other OEM Control Units. a. Mount tube anchor to one side using (4) 5/16” x 3/4“ bolts with (4) flat washers. b. Mount auger power drive unit gear box secured with (4) 5/16” x 3/4” bolts and (4) flat washers. FIGURE 1 2. The HS689T Control Unit must be hardwired. See (Figure 2) for factory wiring diagram. 3. See “Wiring Instructions” for external wiring for various connection options. 4. When using external control switches such as a Hopper Level Control Switch, switch should be wired as “Normally Closed” contact. 5. A jumper wire between “COM” and “N.C.” at the AUX. SWITCH input terminal is provided. Leave in place if no external control switch is to be used. 6. A temporary drill template is affixed on the outside of the enclosure indicating where to install up to (4) 1/2“ non-metallic liquid tight strain relief cord connectors. Location of template provides bottom entry into the enclosure and allowing sufficient clearance to internal components. Care should be taken (including removing enclosure lid /cover) when drilling holes to ensure no internal components are damaged during drilling. DO NOT USE RIGID CONDUIT.
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