TM 10-4610-232-12
Table 2-3. Main Control Panel Controls and Indicators (Continued)
(Item numbers are keyed to Figure 2-4)
Item
Control or Indicator
Function
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
AIR BLANKET — V20
BACKWASH AIR INLET — V22
MEDIA FILTER FORWARD FLUSH
FLOWMETER — FEED
FLOW — FI 1
FLOWMETER — PRODUCT
FLOW — FI 2
FLOWMETER — WASTE
FLOW — FI 3
POLYELECTROLYTE TANK
LOW LEVEL
SEQUESTRANT TANK LOW
LEVEL
HYPOCHLORITE TANK LOW
LEVEL
STRAINER PLUGGED
MEDIA FILTER PLUGGED
CARTRIDGE FILTER PLUGGED
CLEAN/FLUSH TANK LOW
LEVEL
FEED PRESSURE LOW
HIGH PRESSURE PUMP
PRESSURE HIGH
PRODUCT PRESSURE HIGH
ALARM SILENCE
SYSTEM RESET
CIRCUIT BREAKERS
Blue light ON when air blanket is activated in media filter
during high pressure pump operation.
Blue light ON (valve open) when air is going into media
filter during second step of media filter backwash,
Light is off during normal operation.
Opens or closes media filter flush valve, V36.
Meter measures the feedwater flow rate in gallons per
minute (gpm). Should be 100 to 105 gpm during normal
operation.
Meter measures product water flow rate in gallons per
minute (gpm).
Meter measures RO waste water flow rate in gallons
per minute (gpm).
Yellow warning light and horn signal ON when
polyelectrolyte tank needs to be filled.
Yellow warning light and horn signal ON when the
sequestrant/bisulfite tank needs to be filled.
Yellow warning light and horn signal ON when the
hypochlorite tank needs to be filled.
Yellow warning light and horn signal ON when the basket
strainer needs to be removed and cleaned.
Yellow warning light and horn signal ON when a routine
backwash of the media filter is needed.
Yellow warning light and horn signal ON when the cartridge
filter elements need to be changed.
Red alarm light and horn signal ON when the clean/flush
tank has emptied.
Red alarm light and horn signal ON if pressure is low
(or there is a lack of water) at inlet of high pressure
pump. Booster and high pressure pumps stop.
Red alarm light and horn signal ON if pressure at
outlet (discharge) of high pressure pump is too high.
All pumps will automatically stop.
Red alarm light and horn signal ON if product water
pressure is too high. All pumps will automatically stop.
Push button to shut off alert or warning horn while
the problem is being corrected.
Used to reset relays that turn on warning horn, alert
horn, and red and yellow lights. Push after problem
that triggered alarm has been corrected,
120 VAC circuit breakers (CB7, CB8, CB9, CB10, CB11,
CB12, CB13 and CB14).
2-8
