Check R.O. PUMP LOW PRESSURE lamp in the upper left corner of control box assembly. It must be off
while ROWPU is operating normally. If the blue lamp comes on, check Table 3-2 for troubleshooting procedures.
Figure 2-70. R.O. Pump Low Pressure Lamp
Check R.O. PUMP HIGH PRESSURE lamp in upper left of control box assembly. It must be off at all times
while ROWPU is operating normally. If that blue lamp ever comes on, the R.O. pump will shut down at once. (Other
pumps will continue to run.) Check Table 3-2 for troubleshooting procedures.
Figure 2-71. R.O. Pump High Pressure Lamp
Watch water level in product water tanks.
Keep tanks covered.
To distribute water, start distribution pump.
To start distribution pump.
Set DISTRIBUTION PUMP switch on control box assembly panel to START.
Green lamp comes on.
Run distribution pump until user has enough, then switch to STOP.
If product water tank is full, stop ROWPU until more water is needed. (See para. 2-31 for normal