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Zenith

®

Pumps

Installation,

Care and  

Maintenance

Zenith

Corrosive Duty

Gear Pumps

C-9000

Gear Pumps

Содержание C-9000

Страница 1: ...Zenith Pumps Installation Care and Maintenance Zenith Corrosive Duty Gear Pumps C 9000 Gear Pumps...

Страница 2: ...re assured even under varying conditions of temperature viscosity and pressure Precision Construction Ground and lapped components allow for operating clearances to 00015 and provide high volumetric e...

Страница 3: ...ust be considered in order to prevent damage to the product during handling installation and cleaning Most importantly 1 Use only brass or plastic tools to pry on the C 9000 pump components 2 If you m...

Страница 4: ...e to the pump inlet when metering high viscosity fluids to prevent cavitation 10 Install a pressure regulating valve downstream of the pump if necessary to ensure there is at least 20 psig differentia...

Страница 5: ...e system the following suggestions are recom mended to prevent pump damage 1 Minimize the differential pressure across the pump ports to less than 100 psi but not less than 20 psi 2 Reduce the pump sp...

Страница 6: ...a given orifice For de rating the pump this orifice is the gear clearance Differential pressure forces the fluid through this clearance at a steady rate regardless of the pump speed Thus the slip flow...

Страница 7: ...magnets near one another unless assembling the pump to the system Both rotors should be fastened to their respective shafts before bringing them into proximity Do not place the magnets near any elect...

Страница 8: ...system for example magnetically driven pumps with adapter plates have been disengaged from the housings Note As parts are disassembled place them carefully on a clean surface such as a soft cloth See...

Страница 9: ...ry Take care not to press on the gears or the edges of the gear pocket Caution Do not allow the gears to be lifted out of the gear plate They may drop causing damage to the gear teeth See Figure 5 9 R...

Страница 10: ...e Assembly 8 O Ring 33 O Ring 34 Tandem Lip Seal 13 Dryseal Type Plug 42 Interpret per ASME Y14 5M 1994 Square Key 17 18 SHCS M4x 0 7 11 Seal Housing 23 Sleeve Bearing 16 Retaining Ring 24 Sleeve Bear...

Страница 11: ...cleaning method Abrasive dust is larger in size than the pump clearances Always use clean lint free rags or disposable towels and compressed air to clean components Common paper towels are not accept...

Страница 12: ...igned 1 Insert the o rings 34 into the grooves on the front and rear plates 8 7 Replace these o rings if they have been damaged 2 Place the front plate 8 in a vise that has soft protective jaws Grip t...

Страница 13: ...plate Lower the barrier cap into position over the inner magnet If applicable mount the barrier cap by installing tightening the eight socket head screws Assembly is now complete 13 Mechanical Seal In...

Страница 14: ...Entrained particle Disassemble and clean pump replace any damaged parts 4 Possible internal Disassemble and clean damage pump replace damaged parts Consult factory Excessive seal 1 Worn seal face s Re...

Страница 15: ...sers that won t scratch Don ts Don t pry tap scratch scrape or otherwise work on the pump or its components with steel tools Don t assume that because it is steel you can t damage the pump in handling...

Страница 16: ...of operating conditions and applications for these products or systems the user through its own analysis and testing is solely responsible for making the final selection of the products and systems a...

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