TM 10-4610-241-10
TO 40W4-13-41
2-2. ROWPU CONTROLS AND INDICATORS - cont.
Table 2-1. ROWPU Controls and Indicators (continued)
Key
Control or Indicator
Function
CAUTION
The EMERGENCY STOP switch should not be used to shut off the
ROWPU except in emergency condition. To do so can cause
damage to the equipment.
33
Push EMERGENCY STOP
When pushed in, this switch shuts off power to ROWPU.
Switch
34
Start Backwash Switch
Toggle switch used to start the backwash pump motor.
35
Backwash Pump On
Lamp comes on when power has been applied to backwash pump.
Indicator Lamp
36
R.O. Pump Start Switch
Toggle switch used to start, run and stop the R.O. pump motor.
37
Booster Pump Start Switch
Toggle switch used to start, run, and stop the booster pump motor.
38
Chemical Feed Pump Start
Toggle switch used to start, run, and stop the chemical feed pump
Switch
motor.
39
Raw Water Pump No. 2
Toggle switch used to start, run, and stop the raw water pump No.
Start Switch
2 motor.
40
Raw Water Pump No. 1
Toggle switch used to start, run and stop the raw water pump No. 1
Start Switch
motor.
41
Distribution Pump Start
Toggle switch used to start, run, and stop the distribution pump
Switch
motor.
42
R.O. Pump High Pressure,
Toggle switch that resets the high-or-low-pressure switch after it
Low Pressure Reset Switch
shuts off the R.O. pump. If the malfunction has been corrected,
this switch will turn off the LOW PRESSURE or HIGH
PRESSURE indicator lamp.
43
R.O. Pump Jog Switch
Toggle switch that can be used to run the R.O. pump 3 to 5 seconds
to drain R.O. pump.
44
Panel Light Switch
Toggle switch used to turn the panel light on and off, and also used
to test panel indicator lights.
NOTE
Items 45 through 53 are circuit breakers located in the junction
box which provides electrical power for all electrical components.
See figure 2-5, sheet 3.
45
R.O. Pump CB 1
Automatically shuts off power to R.O. pump motor if there is an
electrical malfunction in the circuit.
46
Backwash Pump CB 2
Automatically shuts off power to the backwash pump motor if
there is an electrical malfunction in the circuit.
2-11
