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Removal and replacement procedures 70
7. Close the two ball valves on the hose assemblies attached to the HEX unit.
8. Using and adjustable wrench or a pipe wrench, disconnect the two ball valve hose assemblies from
the HEX unit.
9. Wipe up any excess water from the hoses.
10. Open the front MCS door.
IMPORTANT: Keep the Torx screws separated according to their thread type and note which
thread type came from which hole location on the shipping bracket.
11. Remove the two HEX unit shipping brackets.
a. Using a T-25 Torx driver, remove the four Torx screws securing the HEX unit shipping brackets to
the MCS frame (1).
b. Using a T-25 Torx driver, remove the four Torx screws securing the HEX unit shipping brackets to
the heat exchanger unit (2).