One of the major problems facing industry is the limited number of people with sufficient skill and experience to diagnose and rectify the basic problems plaguing centrifugal pumps. How to use this manual all information in this manual applies to the 120volt electric gear pump with an automatic or manual nozzle. Indeed, why test anything else when you can just take the pump to local hydraulics dealers and get their professional opinion after about a year of working in a shop i knew for sure how to evaluate a gear pump just by looking at its parts. Call 8106534828 or 866360 pump to speak to a global pump technician. Demonstrative drawing of the pz2 type gear pump structure. They also added an input sensor for adapting over to.
Clogged impeller or foreign material in pump disassemble pump, inspect and remove foreign material, reassemble and set impeller with correct lateral settings 9. Mercury mariner 45hp225hp outboards service repair manual. After spraying clean pump immediately after use according to the directions provided in this manual. Yale diagnostic troubleshooting manual covers many models. Volume flow rate q, also referred to as capacity, is the volume of liquid that travels through the pump in a given time measured in gallons per minute or gpm. This pump is designed for use only with gasoline up to 15% alcohol blends such as e15, diesel fuel up to 20% biodiesel blends such as b20 and kerosene. If not, global pump offers troubleshooting support from a qualified and certified technician to all customers and users of a global pump unit. Hydraulic gear pump and motor failure analysis and repair guide. Autocad mechanical 2019 sample files autocad mechanical. If you need assistance, contact the dealer from whom you received your pump. It defines the rate at which a pump can push fluid through the system. Download complete service repair manual for mercury mariner 45hp225hp outboards. Try to set preconceived ideas of what could be wrong aside and base your statement on facts that are accurate and unbiased. Hydraulic gear pump and motor failure analysis and repair guide page 3 of 32 alamo industrial 1502 e walnut st, seguin, tx 78155.
Vortex problems in sump adding of baffels or flow direction devices can reduce this. The duty cycle of this pump is 30 minutes on and 30 minutes off. Close tolerances and the positive pumping action make the rotary gear pump capable of lifting water on the suction side as high as 20 feet. Hydraulic pump troubleshooting guide no oil flow from pump. Service precautions standard gear housing water pump bearing carrier and propeller shaft pinion gear, drive shaft and forward gear lower shift shaft, bushing and cam pinion depthgear backlash model r drive gear housing drive shaft housing trim tab.
Troubleshooting guide continued troubleshooting guide part 2 problem possible cause corrective action rapid pump wear abrasives in fluid install suction strainer. Factory set gear pumpheads overview of gear pumps flow rates and models flow rates mlmin bar model page min. Ez8 fuel pump general information these instructions will help you operate and maintain your pump. The egp is a rotary volumetric pump utilizing precision ground gears to provide precise metering and constant pressure. In such cases there are provided some gear pump for charging of raw material viscosity varies from 100 cp to cp and also with season viscosity vary of similar raw materials. The prv can be piped back to the suction side of the pump or into the supply tank. Hydraulic gear pump and motor failure analysis and repair. The broad knowledge of experts in pumps is documented in a variety of documents. You will need this information when asking for specific assistance with service andor repair needs. Troubleshooting tips for hydraulic pumps womack machine. Evolutionary low noise patented gear pump technology. Alfa laval solutions to specific centrifugal pump problems 31 how alfa laval can provide solutions to specific pump problems. Ford changed the ring gear and gear set for durability as well as the pump and torque converter.
Engineered to reliably pump viscous fluids over a broad range of flows and pressures, the ga series superior between bearings, external gear design offers the. Though gear pumps are self priming, a foot valve is recommended. If you need general information about a product and its application in your industrial sector or research field, or you are looking for results concerning your specific material or product, just take a look at our. We have a number of resources available to assist gormanrupp pump users. Be pump unit weights will vary depending on the fore checking alignment, make sure that the gear mounting and drive provided. Each individual pump is preset for rear connection to one or more pumps by interposition of the appropriate coupling flange. When using a gear pump a pressure relief valve must be fitted to protect the pump if deadheaded against a closed valve or blockage. When troubleshooting an internal gear pump or any other pump for that matter, develop a clear, concise, and objective statement of the problem. This factory service repair manual offers all the service and repair information about mercury mariner 45hp225hp outboards. Troubleshooting tips for hydraulic pumps download data sheet the pump is probably the component most subject to wear in a hydraulic system, and the one most likely to cause a sudden or gradual failure in the system. Troubleshooting 37 cranking system 37 ignition system 37 compression test 38.
Gear pumps utilize gears, sometimes called rotating cogs, to transfer fluids. Take, for example, a system that runs a 16 cm3 gear pump at 1450 rpm, and, say, the system pressure cant go higher than 100 bar because the pump is severely wornout. Save this owners manual w ichita, ks usa 672203205. Abstract the paper comprises research results of the gear pump typical failures and their connection with symptoms observed.
This yale factory diagnostic troubleshooting manual offers all diagnostic information about yale many models. Mercury mariner 45hp225hp outboards service repair manual 19721989. Gear pump division kings mountain, north carolina usa 12 seals and gaskets replace all rubber and polymer seals, including all 0 rings, thrust block channel. Pumps piston pumps, heat pumps and ap high pressure pumps. Water pump gasket kit 7528 water pump gasket kit 7527 water pump gasket kit 7524 water pump gasket kit 7523. Internal gear pumps qxv low viskose metering pump qxp. The pumps can meet the needs for various applications demanding low or high chemical concentration. Psi combines over fifty years of design, engineering and manufacturing in the production of extrusion gear pumps. Highpressure pumps for ultrapure water applications i. Allowing a liquid to freeze in the pump can cause damage. This is because the hydraulic gear pump is one of the main components used in manufacturing, con.
This manual covers service and troubleshooting of the cummins pt fuel system used in older diesel engines such as the 855, l10, etc. All hydrogear products can be identified by the label attached to the product depicting the model and serial number. Basically, the flow meter will show the loss of oil flow at different pressures. Cast iron this is the economical wide range of noncorrosive applications material option. Support global pump support you may find an answer to your question on one of our support pages. Diagnose and rectify the basic problems plaguing centrifugal pumps. Do not use teflon tape on pipe thread fittings pump is hot. Pump formulas calculating pump flow to determine the flow of a pump you need to know the displacement of the pump and the speed rpm of the prime mover. All psi products and components are proudly designed and manufactured in the usa. The danfoss paht c pumps are engineered to handle chemical solvents at highpressure. For pump head information, see pump headinformation see page 61 within this cd. Do not use this pump for dispensing any fluids other than those for which it was designed.
Pumptec troubleshooting guide problem cause solution no water flow tank is empty. Download complete yale diagnostic troubleshooting for covers many models. Wear personal protective equipment and follow safety instructions. Check and clean the hoses and make sure the tank has no sludge in the bottom. Flange and cover in aluminium or on request, cast iron. With a simple but sophisticated design, we offer a gear pump that not only is quieter. The two gears produce a seal and creates suction to the inlet side, fluid is drawn into the pump and then the gears rotate moving the liquid to the outlet port. Highpressure pumps for ultra pure water applications. If you need further assistance, please call the factory. The specification sheets, drawings and curves provided on this site are all for the latest issue of each model, and may not necessarily reflect the. The correct way to test the hydro system would be use a bidirectional flow meter.
This owners manual covers the ez8, 12volt electric gear pump with manual nozzle. When cleaning or performing maintenance, please remove power from the drive. Gear pumps galtech group 2 start pumps 12 tooth gears and consequent decrease in noise levels. They can either be plumbed just to the pump to test the pump or they can be plumbed inline between the pump and wheel motor to test both at the same time. Gear pump division youngstown, oh 7 remove the drive gear connecting shaft. See troubleshooting section of this manual before attempting any repairs. The information on this manual covered everything you need to know when you want to repair or service yale many models. For viking pumps, the material choice refers to the pressure containing component of the pump the externals of the pump, like the casing. Pumps viking viking pump pump innovations in liquid. A flow of oil is produced by the pump due to this rotation. Hi, in plant some of the raw materials we have to charge through barrels and pump into reactorvessel. Overview of pump problems typically found on centrifugal pumps.
The information on this manual covered everything you need to know when you want to repair or service mercury mariner 45hp225hp outboards. An automatic bypass valve prevents pressure build up when the pump is on with the nozzle closed. Use visual cues number of mounting holes, type of footpad, etc. Once you have found a visual match, take the required measurements as shown for that jack assembly. Gear shimming water pump installation lower unit installation. The usual story is the machine has lost pressure and, of course, the gear pump is the primary suspect. It also has a unique advantage over the most popular low noise gear pump. Manuals are specific to serial number ranges, and parts for your pump may be specific to your particular serial number. Gear pumps make good chemical additive dosing pumps provided material compatibility issues are addressed. Simply click the link below, provide as much information as you can, and your specific need will addressed as promptly, accurately and. Visually match the jack to the pictures on the chart. If the thrust plate remains in the gear housing, remove as described in step 3. Improper impeller balance remove impellers and balance per peerless pump recommendations 10.
Pumps piston pumps, heat pumps and ap high pressure. Turn off power to pump, and relieve system pressure before leaving pump unattended. Do not pump the tank completely dry, as contaminants from the. Get to know more about the netzsch products and the various service offerings. Griswold pump company pump operation page 20 installation, operation and maintenance manual griswold model 811 troubleshooting if problems are encountered during startup or pump operation, refer to the folowing table for. Engineered to reliably pump viscous fluids over a broad range of flows and pressures, the ga series superior between bearings, external gear design offers the benefits of pulsefree.
It includes detailed specifications, illustrations and procedures to guide the mechanic with correctly repairing and overhauling the fuel system to the manufacturers specifications. Hydraulic gear pump and motor failure analysis and repair guide page 2 of 32 alamo industrial 1502 e walnut st, seguin, tx 78155. Defects classification pawel pietkiewicz chair of mechanics and machine design university of warmia and mazury in olsztyn k e y w o r d s. How many gallons per minute gpm can a pump produce that has a displacement of 0. To avoid damage, do not run the pump more than 10 minutes with the nozzle closed. This web site offers a searchable database that includes parts lists for our 3screw and gear pumps, repair kits, even obsolete pumps. Ga series gear pumps have long been workhorses in highly viscous applications within a multitude of industries due to their dependability, efficiency and low total life cycle costs.
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