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TM 10-6640-239-13 5-11 5-8. WATER CHILLER. This task consists of: a.   Remove b.   Install INITIAL SET-UP Tools Required General Mechanics Tool Kit, (Appendix B, Section III, Item 1) Materials/Parts Required Teflon Tape, (Appendix E, Section II, Item 139) Lockwashers (2), Personnel Required Two (2) General Safety Instructions WARNING ELECTRICAL SHOCK Before performing any  maintenance actions on electrical equipment, ensure  all electrical power has been turned off.  Failure to comply with this warning may result in serious injury or death. REMOVE Remove Water Chiller.  See Figure 5-4. a. On Power Panel No. 2, set circuit breaker A15CB7 to OFF. b. On Power Panel No. 2, set circuit breaker A15CB8 to OFF and drain water lines. c. Remove six screws (1) from left panel (2) and two screws (3) from screen (4).  Remove left panel. d. Tag and disconnect wiring from water chiller (5). e. Disconnect and remove conduit (6) from water chiller (5). f. Disconnect three unions (7) that connect water supply, water return, and drain lines on roadside end of water chiller (5). g. Remove four screws (8) and washers (9) that secure foundation mounting plate (10) to mechanical room floor. h. Remove two screws (11), lockwashers (12), and washers (13) and separate water chiller (5) from foundation mounting plate (10).  Discard lockwashers. i. Remove foundation mounting plate (10). j. Remove pipe fittings from water chiller (5).


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