TM 55-1925-282-14&P
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8. Press the FEED PUMP switch (figure 1, item 6) and observe the level indicated on the SALINITY METER
(figure 1, item 5).
9. Inside the system controller, rotate the 3-way trip point potentiometer adjustment screw (figure 3, item 4) until
the SALINITY METER (figure 1, item 5) reads full scale with the red LED flickering on and off (1000 ppm).
10. On the system controller, press the STOP switch (figure 1, item 2).
WARNING
Take great care when working around electrical equipment. Contact between
unprotected body parts and electrical conductors can cause serious injury or
death. Do not wear jewelry or other conductive items while servicing energized
electrical equipment. Failure to comply with these precautions can cause seri-
ous injury or death.
11. Place the normal/calibrate slide switch (figure 3, item 2) in the NORMAL position.
12. Close the system controller door, and tighten the two captive screws (figure 1, item 1).
13. Press the FAULT RESET switch (figure 1, item 3).
14. Perform the Follow-On Service procedure at the end of this work package.
REPLACE PRODUCT FLOW METER
REMOVAL
2. At 440V power panel No. 5, set to OFF, lock out and tag out (FM 55-502) the applicable ROWPU circuit
breaker as shown in table 1.
3. At the 24 Vdc control panel, lock out and tag out (FM 55-502) the applicable circuit breaker as shown in
table 1.
4. CLOSE, lock out, and tag out (FM 55-502) the applicable inlet sea water supply valve as shown in table 1.
5. Disconnect and free the stainless steel piping (figure 4, item 3) from the fittings (figure 4, item 4).
6. Disconnect and free the outlet hose (figure 4, item 5) from its fitting (figure 4, item 6).
7. On the flow control panel, loosen the two captive screws (figure 4, item 7), and open the flow control panel.
8. Remove the top access screw (figure 5, item 1) to the PRODUCT flow meter glass tube (figure 5, item 2).
9. Remove the guide rod (figure 5, item 3) from the PRODUCT flow meter glass tube (figure 5, item 2).
10. Remove the PRODUCT flow meter glass tube (figure 5, item 2).
11. Remove the float (figure 5, item 4), bumpers (figure 5, item 5), and tube stops (figure 5, item 6) from the
PRODUCT flow meter glass tube (figure 5, item 2).
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