Hog Slat Inc. Newton Grove, NC USA March 2021 Rev A2 4 Grow-Flex™ Feed Systems 1. Installation The HS589CR is designed to replace two types of switch assemblies used in feed line control units: A. The Chore-Time 6655R Switch Assembly on the 6560 Control Unit B. The Chore-Time 8789 Switch Assembly on the 24482 Control Unit A. Replacing 6655R Switch Assembly on 6560 Control Unit 1. (Figure 1) illustrates a typical installation example of the HS589 Control Unit Switch Assembly to a 6560 Control Unit. 2. MAKE SURE ALL POWER IS DISCONECTED FROM THE CONTROL UNIT. 3. Detach the Drop Cone from the Control Unit or remove the Access Door if available in order to reach the Diaphragm. 4. Remove all parts of the old Switch Assembly from the Control Unit. Make sure that the Diaphragm on the inside of the Control Unit does not fall out of place if it is not being replaced. See Steps 5-6 if replacing the Diaphragm - Otherwise, see Step 7 5. Remove the old Diaphragm from the bottom opening of the Control Unit. 6. Fit the new HS582CRL Diaphragm into the same holes of the Control Unit panel. 7. Discard all parts of the old Switch Assembly and all of the old fasteners that joined the parts to the Control Unit. 8. Place the new Switch Assembly Enclosure on the studs of the HS589-8 Mounting Plate. Fasten the Switch Assembly Enclosure to the HS589-8 Mounting Plate using the four 10-32 lock nuts and four #10 washers supplied. 9. Fit the HS589CR-2 Seal on the studs of the HS582CRL Diaphragm as shown in Figure 1. 10. Align the four most outer holes of the HS589-8 Mounting Plate with the four studs of the Large Diaphragm. 11. Bolt the HS589-8 Mounting Plate in place using the ¼-20 Hex Nuts supplied.
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