REVERSE OSMOSIS WATER PURIFICATION UNIT FOR
INLAND AND COASTAL LARGE TUG (LT)
FRESH WATER FLUSH PUMP, REPLACE
Tools and Special Tools:
Tool Kit, Electrician's (Item 2, Table 2,
Set to OFF, lock out, and tag out (FM 55-502) the FWF
Two Watercraft Engineers, 88L
PUMP circuit breaker, at the 24 Vdc control panel.
CLOSE, lock out, and tag out (FM 55-502) valves RO-
V-7 and RO-V-9.
Never reuse locking hardware. Reuse of locking hardware such as lockwashers,
locking nuts, cotter pins, and lockwire can result in undetected loosening of fas-
tening hardware causing catastrophic component failure resulting in death, in-
jury, or damage to equipment. In accordance with TB 43-0218, ensure that all
locking hardware is discarded upon removal and replaced with new.
1. Remove the four screws (figure 1, item 1) securing the junction box cover (figure 1, item 2).
2. Remove the junction box cover (figure 1, item 2).
Figure 1. Electrical Junction Box