Quantcast FLOW CONTROL DEVICES (GUM BATH SYSTEM)

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TM 10-6640-238-13 5-35 5-17.    FLOW CONTROL DEVICES (GUM BATH SYSTEM). 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 157) References TB-SIG-222, Soldering Methods and Techniques REMOVE Remove Gum Bath System Flow Devices.  See Figure 5-13. a. Remove threaded flow control devices by unscrewing device from couplings (1) or elbows (2) located in system piping. b. To remove soldered/brazed valves or flow control devices, proceed as follows: (1)   Disconnect pipe union(s) (3) closet to control device (4) to being removed. (2)   Remove pipe section with control device (4) attached. (3)   Unsolder/unbraze control device (4) from piping. INSTALL Install Gum Bath System Flow Devices.  See Figure 5-13. a. Apply teflon tape to male fittings.  Be sure to wrap tape in same direction as pipe thread. b. Screw threaded flow control devices into couplings (1) or elbows (2) located in system piping. c. To install soldered/brazed valves or flow control devices, proceed as follows: (1)   Solder/braze control device (4) to piping. (2)   Install pipe section with control device (4) attached. (3)   Connect pipe union(s). (3) d. Prepare and operate water system using internal water tank as source in accordance with procedures listed in paragraph 2-6j. e. Inspect for leaks and check for proper operation.


 


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