Nova-Tech LMI Roytronic Excel Series AD Metering Pump - Manual (Page 18)

18
OPERATION
4.2 Start-up and Adjustment
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4.2.1 Start-Up/Priming for FastPrime™ Heads (LE-XXXNX)
Read this entire section completely before proceeding.
When all precautionary steps have been taken, the pump is mounted, and the tubing is
securely attached, you may now start priming the pump.
1. Plug in or switch the pump on.
2. While the pump is running, set the Speed Adjustment Knob and the Stroke Adjust-
ment Knob at 100%.
3. Turn The FastPrime ™ knob 1 to 2 turns counter-clockwise
4.
4. The suction tubing should begin to fill with solution from the tank.
5. A small amount of solution will begin to discharge out the return line of the FastPrime ™
valve. Once this happens, turn the knob clockwise
3 until hand tight and SHUT THE
PUMP OFF.
6. The pump is now primed.
7. Proceed to output adjustment, Section 4.3.
4.2.2 Start-Up/Priming for Pump Supplied with 4-FV (LE-XXXSX or LE-XXXHX)
Read this entire section completely before proceeding.
When all precautionary steps have been taken, the pump is mounted, and the tubing is
securely attached, you may now start priming the pump.
1. Plug in or switch the pump on.
2. While the pump is running, set the Speed Adjustment Knob and the Stroke Adjust-
ment Knob at 100%.
3. Open the relief side (black knob) of the 4-FV by turning to the stop (about 1/8 turn).
4. The suction tubing should begin to fill with solution from the tank.
5. A small amount of solution will begin to discharge out the return line of the 4-FV.
Once this happens, return the knob to the 12:00 position and SHUT THE PUMP OFF.
6. The pump is now primed.
7. Proceed to output adjustment, Section 4.3.
If the pump does
not self-prime,
remove the 4-FV
on the discharge
side of the pump
head. Remove
the check valve
and pour water
or solution into
the port until the
head is filled.
Replace valve,
then follow start
up/priming steps.
If the pump does
not self-prime,
remove the fitting
on the discharge
side of the pump
head. Remove
the check valve
and pour water
or solution into
the port until the
head is filled.
Replace valve,
then follow start
up/priming steps.