TM 10-4610-240-10
TM 08580C-10/1
T.O. 40W4-13-21
Table 2-1. Water Processing Controls and Indicators (continued)
Key
Control or Indicator
Function or Use
19
Brine Outlet
Connection for brine water hose from ROWPU brine tank.
20
Product Water Flow Meter
Shows the number of gallons per minute of potable water put out
by the ROWPU.
21
Vent Vessel Outlet
Diverts water from R.O. vessels to allow multimedia filter to
stabilize.
Also inputs R.O. element cleaning solution.
22
Cartridge Filter Gauge
Measures pressure drop across cartridge filter.
23
Product Water Outlet
Connection for drinking water from ROWPU to product water
tank.
CAUTION
Element Cleaning switch must be OFF when backwashing the
multimedia filter. Operating R.O. element cleaning during back-
washing can cause damage to the R.O. elements.
24
R.O. Element Cleaning Switch
Used to operate backwash pump during cleaning of R.O. elements
(switch must be OFF at all other times). (See figure 2-4, sheet 1)
NOTE
See figure 2-4 sheet 2 for illustration of items 25 through 44.
25
R.O. Pump Low Pressure
Lamp comes on when R.O. pump suction pressure drops below 10
Indicator Lamp
psi. This lamp also indicates that R.O. Pump should have shut off.
26
R.O. Pump High Pressure
Lamp comes on when R.O. Pump discharge pressure is higher
Indicator Lamp
than 1250 psi. This lamp also indicates that R.O. pump should
have shut off.
27
Distribution Pump Indicator
Lamp comes on when distribution pump motor is running nor-
Lamp
mally.
28
Raw Water Pump No. 1
Lamp comes on when raw water pump No. 1 motor is running
Indicator Lamp
normally.
29
Raw Water Pump No. 2
Lamp comes on when raw water pump No. 2 motor is running
Indicator Lamp
normally.
30
Chemical Feed Pump Indicator
Lamp comes on when chemical feed pump motor is running nor-
Lamp
mally.
31
Booster Pump Indicator Lamp
Lamp comes on when booster pump motor is running no mally.
r
32
R.O. Pump Indicator Lamp
Lamp comes on when R.O. pump is running normally.
2-8
