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ROWPU is shut down during cold weather
HOT WEATHER - TM-10-4610-239-10_136

TM-10-4610-239-10 Water Purification Unit Reverse Osmosis 600 GPH Trailer Mounted Flatbed Cargo 5 Ton 4 Wheel Tandem Model 0996109001 Manual
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TM 10-4610-239-10 TM 08580B-10/1 (d)  Tag and disconnect the lines on the multimedia filter control valve (fig.  2-15) and backwash timer pilot valve and allow lines to dry.  After draining the lines, reconnect them to valves as tagged. (3) Drain booster pump: (a) Run BOOSTER PUMP for no more than 5 seconds (fig.  2-57). (b) Set switch to STOP. (c) Repeat the last two steps until no more water comes from cartridge filter drain (fig. 2-39). (4) Drain chemical feed pumps as described below: WARNING Chemicals  can  cause  sickness  or  death  if  extreme  care  is  not  taken. Wear protective devices when working with these solutions. CAUTION To   avoid   staining,   be   careful   not   to   spill   any   solution   on   clothes   or equipment.      If   any   solution   is   spilled,   it   should   be   washed   away immediately with water. (a) Empty and rinse all chemical containers and fill them with brine water. (b) Set chemical pump valves to PRIME (fig. 2-66). (c) Run pump motor to rinse chemical pumps.  Set all control knobs (fig. 2-7) to maximum setting. (d) Remove quick disconnectors from all chemical containers. (e) Allow pump to run (37, fig. 2-4) for 5 to 10 seconds to empty water from chemical pumps. (f) Stop pump motor and empty chemical containers. (g) Set chemical pumps valves to off position. (5) Drain distribution pump and raw water pumps No. 1 and No. 2: (a) Disconnect inlet and outlet hoses. (b) Tip pump toward each connection to permit drainage. (c) Open pump vent valve (fig. 2-42). (d) Open pump drain valve (fig. 2-48). (e) Run pumps (38-40, fig.  2-4) for less than 5 second intervals until all water is out. (f) Shut off pumps. 2-102







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