Operat ion and Maintenance Manual
QTS Series Twin Screw Positive Displacement Pump
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M A I N T E N A N C E : P u m p A s s e m b l y and
D i s a s s e m b l y
To assemble and disassemble the pump, follow the recommendations described below. Always use
original spare parts and follow the instructions in this manual. Not following these recommendations
could result in damage to the equipment and possibly void the warranty. Remember to read the
safety recommendations.
Tools and Spare Parts
Some spare parts such as mechanical seals, O-rings, and gaskets kits may be required to avoid
future pump failure.
The following tools are provided within the pump:
1. Special wrench to tighten lock nut (gear case).
2. Hook for O–ring removal.
Additional required tools:
1.
Set of ball end Allen wrenches in standard sizes: 3/16”, 1/4”, 5/16” and 3/8”
2.
Steel thicknesses gages in sizes of 0.001”, 0.002” and 0.005”
3.
Socket wrench and set of six points hexagonal sockets
4.
Wrenches 7/8”, 1” and 1 ½”
5.
Torque wrench (capacity from 4 to 50 lb·ft)
You may also need FDA grade silicone base grease for incidental contact.
Oil and Oil Change
The pump comes with Food Grade Mineral Oil. All pump sizes use
ISO VG-68
oil.
An oil change is need if one of the following conditions is present:
First oil change
240 hours
Non-continuous operation*
2000 hours
Continuous operation**
2500 hours or 4 months (whichever comes first)
* Twelve or more pump startups per day
** Less than twelve pump startups per day
Ampco Pumps Company QTS Manual M-030 Rev A 1.16
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