Multiquip ST61460, ST41460, ST61230 manual Reset Button, Control Box Operation Auto Mode, Shut-Down

operation

Control Box Operation (Manual Mode)

1.From the voltage source, set the circuit breaker or quick disconnect switch to the ON position.

2.For manual operation of the pump, place the 3-position operation switch (Figure 11) on the control box in the MANUAL position.

Reset Button

1.When the electronic overload module detects an overload condition, the pump will shut down. Check the pump and correct the cause of ther overload.

2.Let the pump cool down, then press the RESET button (see Figure 14) on the front of the control box to restore power.

Figure 11. Manual-Off-Auto SW.

(Manual Position)

3.Verify that the ON indicator (Figure 12) on the control box is LIT. This means that power is being supplied to the control box.

Figure 12. Control Box Power ON Indicator

4.In the manual mode the pump will run continuously. Pay close attention when running the pump in this mode. DAMAGE to the pump may occur if pump is not fully immersed in water.

Control Box Operation (Auto Mode)

1.To operate the pump automatically (float switches), place the 3-position operation switch in the AUTO position (Figure 13).

Figure 13. Manual-Off-Auto SW.

(Auto Position)

2.In the AUTO mode the pump will run as long as there is a sufficient amount of water. This amount of water is determined by the setting of the float switches. The stop float switch contacts will open when the water level is low and power will be removed from the pump's electric motor.

Once the water level has risen back to the appropriate level the start float switch contacts will close and power will be restored to the pump's motor.

Figure 14. RESET Button

Shut-Down

1.Place the 3-position operation switch on the control box to the OFF position (Figure 15).

Figure 15. Manual-Off-Auto SW.

(OFF Position)

2.Verify that the control box power ON light is OFF.

3.Turn the circuit breaker or quick disconnect switch to the OFF position.

4.Using a suitable lifting device, lift the pump up from its current position and place on a secure flat surface.

5.Remove the discharge hose from the discharge port on the pump.

6.Remove all power cables and float switches from the control box. Place cables and float switches in a suitable container where they will not get damaged.

7.If the pump was used to pump mud, grit or silt, flush vigorously with clean water.

8.Wipe off any mud or debris that might have attached itself to the pump.

9.Store pump in a clean dry place away from dirt and debris.

page 20 — st4/ST6 series submersible pumps • operation AND PARTS manual — rev. #1 (11/12/13)