5-24. REMOVE/INSTALL AIR/STEAM FLOW RATE INDICATOR METERS.
This task consists of:
General Mechanics Tool Kit, (Appendix B, Section Ill, Item 2)
Teflon Tape, (Appendix E, Section II, Item 157)
Steam boiler shut down and appropriate circuit breaker switch off.
Remove Air/Steam Flow Rate Indicator Meters. See Figure 5-24.
a. Disconnect unions from air flow rate indicator meter coupling. Remove meter.
b. Disconnect unions from steam flow rate indicator meter fitting and elbow. Remove meter.
c. Remove pipe fitting, elbow and coupler from meters.
Install Air/Steam Flow Rate Indicator Meters. See Figure 5-24.
a. Apply teflon tape to male fittings. Be sure to wrap tape in same direction as pipe thread.
b. Install pipe fitting, elbow and coupler on meters.
c. Position steam flow rate indicator meter behind panel and connect two unions.
d. Position air flow rate indicator meter behind panel and connect union.
e. Prepare and operate water system using internal water tank as source in accordance with procedures listed in
Inspect for leaks and check for proper operation.