MASTERFLEX
®
L/S Compact Variable-Speed Pumps Operating Manual 3-1
Masterflex
Tube Loading
Single-Channel Pump
Tube Loading
Dual-Channel Pump
Section 3
Installation
1. Be sure pump drive is turned off.
2. Rotate the handle to the left (CCW) to open
pump.
3. Load tubing of the correct size. Center tubing
between retainers. (Figure 3-1)
4. With correct tubing loaded, check that tubing
is between retainer notches, rotate handle to
the right (CW) to close.
5. Pump Head will be fully closed when handle is
at the horizontal position against the cam stop.
(Figure 3-2)
6. Lightly pull tubing from both sides to remove
any excess tubing in the Pump Head and seat
tubing in retainers.
1. See above steps 1-2.
2. Load tubing of the correct size starting with
rear tube position. Center tubing between
retainers. (Figure 3-3)
3. With correct tubing loaded, check that tubing
is positioned with the retainer notches, rotate
handle to the right (CW) to close.
4. Pump Head will be fully closed when handle is
at the horizontal position against the cam stop.
(Figure 3-2)
5. Lightly pull tubing from both sides to remove
any excess tubing in the Pump Head and seat
tubing in retainers
Figure 3-1. Open and Load
Figure 3-2. Close Pump
Figure 3-3. Dual-Channel
Figure 3-4. Side View
