Instruction/ maintenance manual of the product Pumps Zenith
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Z e n i t h ® P u m p s I n s t a l l a t i o n , C a r e a n d M a i n t e n a n c e Z e n i t h P o l y m e r E x t r u s i o n G e a r Pu m p s P E P - I I S e r i e s G e a r P u m p s.
Zenith ® Pumps 2 Thoroughly read and understand this entire manual before installation and operation of pump. Benefits Specifications Capacities: 0.16 to 750 cc/rev . Operating Speed: 10 - 90 rpm on most extrusion processes depending upon process parameters Differential Pressure: Up to 5,000 psi (345 bar) Body Pressure: 10,000 psi (690 bar).
Zenith ® Pumps and The Extrusion Pr ocess Design Zenith Pumps can handle all your extrusion pumping applications including additive injection for on-line compounding of tackifiers, colorants, stabilizers, etc.
PEP-II Pump 0.16-3 cc/r ev ITEM QTY P ART MA TERIAL 1 1 FRONT PLA TE TOOL STEEL 2 1 CENTER PLA TE TOOL STEEL 3 1 REAR PLA TE TOOL STEEL 4 1 DRIVE SHAFT TOOL STEEL 5 1 ARBOR TOOL STEEL 6 2 METERING GEA.
ITEM QTY P ART MA TERIAL 1 1 DRIVING GEAR SHAFT TOOL STEEL 2 1 DRIVEN GEAR SHAFT TOOL STEEL 3 1 CENTER PLA TE TOOL STEEL 4 2 COVER PLA TE 4140 6 2 BEARING TOOL STEEL 7 2 BEARING TOOL STEEL 14 2 SEAL P.
Operation 6 Installation Polymer enters the PEP-II pump on the suction side where shaft r otation exposes gear tooth volumes between the gear teeth. Polymer fills these spaces and is transported to the discharge side where the gear teeth mesh together , decreasing the gear tooth volumes and displacing the polymer .
Cleaning, Inspection, Repair and Service 7 Disassembly After removal fr om the system, the assem- bled pump can be cleaned by placing it in a suitable furnace (i.e. vacuum oven, fluidized bed, etc.) and slowly increasing the temperature to 800-850° F in no less than two hours.
Disassembly continued 8 D-Bearing Orientation Schematic plate and set aside in a safe place to pre- vent damage. At this point, make certain to note the orientation of the groove on the rear of each bearing with r espect to the inlet port.
Reassembly 9 These instructions should be thoroughly read and understood befor e starting reassembly . General instructions that should be observed to ensure corr ect reassembly of the pump are as follows: • Using a solvent such as trichloroethane or chlor oethene Nu, clean all parts that are to be used in the reassembled pump.
Size (UNC Recommended Alloy Steel) T orque (in-lbs) 1/2-13 922 9/16-12 1,331 5/8-11 1,836 3/4-10 3,257 7/8-9 5,800 1-8 8,000 1 1/8-7 12,000 10 Reassembly continued Bolt T or que Size (UNC Recommended .
11 T r oubleshooting Par ts Replacement When ordering r eplacement parts, please be sure to include the following information: 1) Pump model number 2) Part number (12-digit) and description 3) Quantity 4) Shipping instructions Order parts from your local Zenith r epresentative or dir ect from Zenith.
F AILURE, IMPROPER SELECTION OR IMPROPER USE OF THE PRODUCTS AND/OR SYSTEMS DESCRIBED HEREIN OR RELA TED ITEMS CAN CAUSE DEA TH, PERSONAL INJURY AND PROPERTY DAMAGE.
An important point after buying a device Zenith Pumps (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Zenith Pumps yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Zenith Pumps - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Zenith Pumps you will learn all the available features of the product, as well as information on its operation. The information that you get Zenith Pumps will certainly help you make a decision on the purchase.
If you already are a holder of Zenith Pumps, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Zenith Pumps.
However, one of the most important roles played by the user manual is to help in solving problems with Zenith Pumps. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Zenith Pumps along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
