2-25. OPERATION IN SALTWATER AREAS - cont.
When backwash cycle is complete, drain the backwash tank. Place the product water discharge hose into
the backwash water tank.
Operate the ROWPU to produce nonchlorinated product water (minimum 1,000 gallons).
When the tank is full, or a minimum of 1000 gallons is produced, shutdown the ROWPU (para. 2- 14).
Remove the raw water strainer and suction hose from the raw water source and place it in the tank
(backwash tank) of NONCHLORINATED product water.
To prevent damage to the R.O. elements, do not operate the ROWPU on chlorinated
Chemical feed pump RUN/PRIME valves must remain in the PRIME position in the
Follow initial adjustments and checks (para. 2-8) and operating procedures (para. 2-9), except do not set
RUN/PRIME valves to RUN. No chemicals shall be injected into the system during this procedure until
the nonchlorinated tank is empty.
Shutdown the ROWPU (para. 2-14a).
Using distribution pump, rinse down ROWPU and all accessories.
OPERATION IN NUCLEAR, BIOLOGICAL OR CHEMICAL CONTAMINATED
General. The ROWPU is supplied with accessories that provide additional water treatment when nuclear
or chemical contaminants are present in your operating area. The accessories consist of a deionization
cartridge to remove nuclear contaminants, a deionization cartridge to remove chemical contaminants, and
the adapters, bushing, clamps, couplings, reducers, and tubing needed to connect the cartridges to the
Setup of operational equipment for use in nuclear or chemical contaminated areas
requires changes in the layout and connection of both the product water and raw water
systems. All other setup and preparation for use procedures are the same as operation
under usual conditions.
(Models WPES-10 and H-9518-1) Trailer Assembly Preparation for Use. Perform trailer assembly and
preparation for use procedures (para. 2-6).
Assembly and Preparation for use. Perform ROWPU assembly and preparation for use procedures, except
raw water system setup (para, 2-7o) and product water system setup (para. 2-7q).
Change 2 2-153