TM 55-1925-282-14&P
UNIT MAINTENANCE
REVERSE OSMOSIS WATER PURIFICATION UNIT FOR
INLAND AND COASTAL LARGE TUG (LT)
FRESH WATER FLUSH PUMP, REPLACE
INITIAL SETUP:
Tools and Special Tools:
References (continued):
Tool Kit, Electrician's (Item 2, Table 2,
TB 43-0218
Multimeter (Item 3, Table 2, WP 0031 00)
Materials/Parts:
Tag, Danger (Item 17, Table 1, WP 0035 00)
Pump (Item 1, Figure 2, WP 0033 00)
Equipment Conditions:
Personnel Required:
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-
References:
V-7 and RO-V-9.
FM 55-502
WARNING
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.
REMOVAL
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).
1
3
2
Figure 1. Electrical Junction Box
0019 00-1
