Valley Rainger Linear, Owner'S Manual

Page: 61 / 104

Rainger Linear 61
OPERATION
Open Delivery
50/60 Hz AC Voltage Electric Primer
The 50/60 Hz AC Voltage Electric primer is used for
priming of pump installations with suction inlets in an
Electric Cord / Motor Pump Application. See Figure
61-1.
1. Fill the automatic bearing oiler with lightweight
oil, SAE 10W. See Figure 61-1.
2. Close the riser pipe valve.
3. Open the ball valve on the electric primer. See
Figure 61-1.
4. Cord Drag Start Up: Refer to the Start Up - Elec-
tric Cord / Motor Pump Applications instructions
for Open Delivery in the Operation section of this
manual.
5. Start the electric primer. At the control panel
switch the auxiliary control for the electric primer
to ON.
6. When water squirts from the ball valve, stop the
electric primer. At the control panel switch the
auxiliary control for the electric primer to OFF.
7. Slowly fill the system with water. Slowly open
the riser valve so that the pump does not loose
prime.
8. Close the ball valve on the electric primer.
If water enters and fills the water trap on the elec-
tric primer. The water trap valve will close, the
relief valve will open, and no priming will occur.
To re-establish prime:
1. Stop the electric primer. At the control panel
switch the auxiliary control for the electric primer
to OFF.
2. Depress the manual plunger on top of the water
trap to allow water to draw-down. See Figure
61-2.
3. If necessary, open the drain cock valve for full
drainage. See Figure 61-2.
4. When fully drained repeat steps 2-8.
Refer to Troubleshooting section for additional solu-
tions to problems that may occur with the electric
primer.
2
1
3
Figure 61-1 1. Electric Primer
2. Automatic Bearing Oiler
3. Ball Valve
2
5
8
1
4
7
3
6
Figure 61-2 1. Suction Inlet Pipe
2. Oiler
3. Vacuum Pump
4. Oil Trap
5. Water Trap
6. Ball Valve
7. Drain Cock Valve
8. Manual Plunger