TM 55-1925-282-14&P
UNIT MAINTENANCE
REVERSE OSMOSIS WATER PURIFICATION UNIT FOR
INLAND AND COASTAL LARGE TUG (LT)
CHARCOAL FILTER, SERVICE
INITIAL SETUP:
References:
Tools and Special Tools:
FM 55-502
Tool Kit, General Mechanic's (Item 1, Table 2,
Materials/Parts:
Lubricant,Silicone (Item 11, Table 1,
Equipment Conditions:
Rag, Wiping (Item 14, Table 1, WP 0035 00)
Reverse Osmosis Water Purification Unit (ROWPU)
Tag, Danger (Item 17, Table 1, WP 0035 00)
1 and 2 shut down (WP 0005 00).
Briquette, Carbon (Filter Element) (Item 3,
Set to OFF, lock out, and tag out (FM 55-502) the
Figure 7, WP 0033 00)
REVERSE OSMOSIS WATER MAKER No. 1
O-Ring (Item 2, Figure 7, WP 0033 00)
and REVERSE OSMOSIS WATER MAKER No.
2 circuit breakers at 440V power panel No. 5.
Personnel Required:
CLOSE, lock out, and tag out (FM 55-502) valve
Two Watercraft Engineers, 88L
RO-V-7.
CHARCOAL FILTER ELEMENT REPLACE
DISASSEMBLY
1. Grasp and slowly rotate the applicable filter bowl (figure 1, item 1) counterclockwise until it separates from
the lid (figure 1, item 2).
2. Remove and discard the O-ring (figure 1, item 3).
3. Remove and discard the carbon briquette (filter element) (figure 1, item 4).
4. Remove all debris and foreign matter from the filter bowl (figure 1, item 1).
5. Thoroughly clean the lid (figure 1, item 2) and filter bowl (figure 1, item 1) using fresh water and clean rags.
0023 00-1
