TM 10-4610-310-14
OPERATOR INSTRUCTIONS
LIGHTWEIGHT WATER PURIFIER
ON-VEHICLE EQUIPMENT LOADING PLAN
GENERAL
This work package contains information and instructions for preparing to load and for the loading of the
Lightweight Water Purifier (LWP) into the cargo compartment of a two-person cargo High Mobility Multi-Wheeled
Vehicle (HMMWV). The cold weather kit if used, separately from the rest of the LWP, will load into the cargo
compartment of a two-person cargo High Mobility Multi-Wheeled Vehicle (HMMWV) or in a M1101 High Mobility
Trailer-Light.
BREAKING DOWN THE MODULES
1. Drain and rinse the settling tank T1 and product tank T3.
CAUTION
All components must be completely drained and dried to prevent buildup of toxic molds and
other environmental hazards. Damage to equipment may result.
2. Drain the LWP pipes, filters, hoses, pumps, connections, and pressure vessels. Open and/or cycle
appropriate valves.
3. Disconnect all hoses and tubing from the LWP. Elevate hoses and tubing to drain. Allow sufficient time for
hoses and tubing to dry. Make sure all the hose caps/plugs on the modules are in place to prevent possible
contamination. Coil hoses and connect the ends to prevent contamination. Coil tubing and tie wrap.
4. Drain the Reverse Osmosis (RO) element module, UF module, chemical injection/cleaning module, and the
high-pressure pump module. Drain, flush and dry the three small chemical tanks. Position chemical tanks
sideways into the chemical module. See WP 0010 00 and 0007 00 for storing chemicals.
5. Open 0.25-inch drain valves on Ultrafiltration (UF) cartridges. Open sample valves on pressure vessels.
Open drain ball valve on cleaning tank. Make sure cleaning tank is completely dry. Remove high-pressure
or low-pressure connection on high-pressure pump module.
6. Drain the raw water P1, booster P2, backwash P3, and distribution P8 service pumps. Open priming and
drain plugs on service pumps and shake out residue. Reinstall plugs.
7. Stow the raw water P1, booster P2, backwash P3, and distribution P8 service pumps on the service pump
upper and lower skids. Place straps over each pump and secure to eyebolts. No specific location for the
pumps on the skids.
8. Disconnect nine electric power cables from control module. Tie wrap module cables 6, 7, and 8 to the
individual module frames. Do not secure cables to piping. Coil and tie wrap service pump cables 2 through
5. Replace all caps on cable plugs and control module connections. Remove ground rod and cable. Coil and
tie wrap cable. Stow cables 2 through 5 and 11 in cables box.
9. Drain the diesel fuel from the high-pressure pump module fuel tank. See WP 0097 00.
10. Drain diesel fuel from the 3kW Tactical Quiet Generator (TQG) set fuel tank into a suitable container or let
the 3kW TQG set run until fuel is exhausted. See TM 9-6115-639-10.
11. Stow all collapsible fabric water tank spool pieces, Personnel Protective Equipment (PPE); Nuclear,
Biological, and Chemical (NBC) canisters; Contamination Avoidance Covers (CAC); immersion heater with
cable 9, meters; etc in the Basic Issue Items (BII) and Components of End Item (COEI) boxes.
12. Cold weather kit is packed separately in three boxes similar to the BII box.
0018 00-1
