AEC TK Series Cooling Tower Water Treatment Systems - Manual (Page 10)

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10. Plumb the bypass line from the TK SERIES system back to the pump tank see
drawing Page 29
11. Load the sand into the filter vessel. Remove the band clamp from the filter
tank, add enough water to cover the filter laterals, slowly pour the sand in the
vessel 150lbs/TK20, 250lbs TK40, 400lbs TK60and TK80. Clean all sand from
the sealing surface, Make sure the O-ring is in place, set the cover on the filter
vessel place the band on. Tighten the spring nut while GENTLY tapping on the
band clamp to insure uniform tension, DO NOT OVER TIGHTEN
Electrical Connections
All systems are factory prewired and require only field connections to power source.
Proceed as follows:
¾ ALL WIRING CONNECTIONS MUST FOLLOW ALL STATE AND LOCAL
CODES.
A) Check power supply wiring and related components for compatibility with the system
making sure all code requirements are met.
B) Make all contacts according to the appropriate phase/voltage wiring schematic
found within this manual