Use product utility hose to wash down the ROWPU floor with product water while still producing water.
Clean-up inside ROWPU as time permits during following period.
Backwash media filter (para. 2-21). Do not forward flush media filter.
Water flush hypochlorite system (para. 2-22c(1)).
When water flush is complete, add water as needed to leave 9 gallons in the tank.
Failure to flush system will result in damage to equipment.
Backwash media filter again with potable water in the clean/flush tank
This backwash is critical when operating on brackish or sea water. Failure to flush will
result in piping/equipment corrosion and failure.
Fill clean/flush tank with potable water (Figure 2-52).
Disconnect one dispensing hose (13, Figure 2-52) from distribution pump.
Connect auxiliary fill hose (14) to pump.
Pass auxiliary fill hose through doorway and connect to clean/flush tank overflow hose (15). Push DISTRIBUTION
PUMP OFF pushbutton (17) and turn selector switch on distribution pump to ON.
Selector switch on distribution pump must be in ON position in order to control the pump
from switch panel no. 1 inside the van.
Press DISTRIBUTION PUMP ON pushbutton (16).
Fill clean/flush tank to 50 gallon level. Press DISTRIBUTION PUMP OFF pushbutton (17).
Remove chemical port cover (6) and pour in one 2 ounce bag of bisulfite. Clean off any chemical that remains in port
Replace chemical port cover (6).
Fill the clean/flush tank to 200 gallons (757 l) and stop the distribution pump.
Do not forward flush.
Backwash media filter (para. 2-21). Do not forward flush after backwash.
Flush piping (seawater and brackish or water operation only).
This flush is critical when operating on brackish or sea water. Failure to flush will result in
piping/equipment corrosion and failure.
Fill clean/flush tank with potable water (para. 2-23d (1))
Set SYSTEM MODE switch (2) to SYSTEM ON.
Set OPERATION MODE switch (1, Figure 2-54) to SYSTEM Clean; Push INITIATE pushbutton (1A).
Open feed valve (3). Close cleaning bypass valve (4).
Open cartridge filter block valve (5).
Push MEDIA FILTER FORWARD FLUSH pushbutton (6) to open valve.
Push BOOSTER PUMP START (7). Hold pushbutton in until pressure rises above 10 psig.
When clean/flush tank empties and pump stops, push SYSTEM RESET(8) if alarm sounds.
Repeat steps (1) through (8) for a second flush.
2-102 Change 12