10
Operation and Maintenance Manual
QTS Series Twin Screw Positive Displacement Pump
QTS-M04
Pump General Assembly
The pump uses twin screw rotors, when rotating they move the fluid through the casing. The
elements inside the gear case are responsible for transmitting the synchronized movement and
the force required for pumping the fluid; gears, bearings, spacers, and shafts are inside the
gear case.
1. Front cover (with port connection,
typically inlet)
9
10
6
7
5
4
1
4. Pump casing
5. Back cover (with port connection,
usually outlet)
6. Gear case
7. Pump base plate (NEMA/IEC)
9. Drive shaft
10. Gear case cover
Pump Arrangements Assemblies
The QTS series pumps can be delivered coupled to a drive element in different ways to solve one
specific application. They can be ordered and delivered as follows:
Pump Only.
In this case the pump is supplied
with a drive shaft for coupling, does not include
motor/gear-motor, coupling or base.
Pump Coupled to a Motor Assembled on a Base.
This assembly includes a motor with a coupling,
coupling guard and base.
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