Instruction/ maintenance manual of the product 311593N Graco
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311593N EN Operation E-Flo ® 4-Ball Piston Pumps Durable, energy efficient piston pumps f or high v olume paint circul ation applications. For prof essional use only . See page 3 f or model inf or mation, including maximum w ork ing pressure . See page 5 f or approv als.
Related Manua ls 2 311593N Contents Related M anuals . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 E-Flo 4-Ball Piston P umps . . . . . . . . . . . . . . . . . 3 Maximum W orking Pressure and Pump Operationa l Limits .
Models 311593N 3 Models E-Flo 4-Ball Piston Pumps Chec k your pump’ s identification plate (ID) f or the 6-digit part number of y our pump . Use the f ollowing mat r ix to define the const r uction of y our pump , based on the six digits . F or example , Pump P ar t No .
Models 4 311593N.
Approvals 311593N 5 Appr o vals The E-Flo Pump meet s requirements of the f ollowing appr ova l agencies. Ref er to the individual components f or other specific ha zardous location listings .
Warnings 6 311593N Wa r n i n g s The f ollowing wa r nings are f or the setup , use, groundin g, maintenance, and repair of this equ ipment. The e xclama- tion point symbol ale r ts you to a general w ar ning and the hazard symbo ls refer to pr ocedure-specific risks.
Warnings 311593N 7 ELECTRIC SHOCK HAZARD Improper groun ding, setup, or usage of th e system can cause electr ic shock. • T ur n off and disconnect power at main s witch bef o re disconnecting an y cables and bef ore servicing equipment. • Connect only to g rounded po wer source .
Overview 8 311593N Overview An electr ic motor (B ) provides input to a 75:1 gear reducer (GR), which driv es two fluid pumps (FP). See F IG . 1. The s troke positions of th e two pumps are offset to achiev e cons istent flow from the pum p assembly .
Overview 311593N 9 Key: A E-Flo Electric Circula tion Pump B* Explosion-Proof Electric Moto r C* Local Control Box D* V ariable F requency Drive (VFD) E** System P owe r Disconnect Switch F* Electrica.
Overview 10 311593N.
Ground the System 311593N 11 Gr ound the System The equipment m ust be grounded. Grou nding reduces the risk of static and electric shock b y providing an escape wire f or the electrical current due to st atic build up or in the e v ent of a shor t circuit.
Controls and Indicators 12 311593N Contr ols and Indicator s V ariable Frequenc y Drive (VFD) Use a v ar iable frequency drive (VFD) accessory to pro- vide motor driv e control to t he pump . Graco supp lies accessory 240V and 480V VFDs that optimize pump performance.
Setup 311593N 13 Setup Fill gear reducer reser v oir with oil Open the fill cap (FC) and f ill the gear reducer oil reser- v oir with 2 quar ts (1.9 liters) of Graco 288414 Oil (tw elve 1 quar t bottles). Chec k the oil lev el in the sight glass (SG) on the gear reducer housing.
Operation 14 311593N Operation Pressure Relief Pr ocedure 1. Set ST ART/ST OP s witch (ST) to STOP . See F IG . 4. 2. Push in SECURE DISABLE (SD) s witch. 3. Open the bac k pressure regulat or and all fluid drain valv es in the system, having a waste conta iner ready to ca tch drainage.
Operation 311593N 15 F IG . 7: Motor Speed and Flo w Char t Flow Rate gpm (lpm) 30 (114) 25 (95) 20 (76) 15 (57) 10 (38) 5 (19) Pump Cycles per Min ute 0 4 8 12 16 20 24 10 (300) 20 (600) 30 (900) 40 (1200) 50 (1500) 60 (1800) Motor Speed in Hz (rpm) 0 A B C Equations f or each line: 2000 cc Flow (gpm) = 1.
Maintenance 16 311593N Maintenance Preventive Maintenance Schedule Estab lish a prev entiv e maintenance schedule based on the equipmen t’ s repair histor y . Chec k Gear Reducer Oil Level Every day , check the oil le vel in the sight glass (SG) on the gear r educer , with th e motor r unning.
Maintenance 311593N 17 Flushing • Flush bef ore changing colors , bef ore storing, and bef ore repairing equipment. • Flush at th e lowest pressure p ossible . Ch eck con- nectors for leaks and ti ghten as nece ssar y . • Flush with a fluid that is c ompatible with the fluid being dispense d and the equipment wett ed par ts.
Technica l Data 18 311593N T echnical Data Maximum Working Pressu re . . . . . . . . . . . . . . E-Flo 1500: 42 5 psi (2.93 MP a, 29.3 bar) E-Flo 2000: 460 psi (3 .22 MP a, 32.2 bar) E-Flo 3000: 330 psi (2.3 1 MP a, 23.1 bar) E-Flo 4000: 250 psi (1.7 5 MP a, 17.
Technical Data 311593N 19 Pressure and Flow Capability of E-Flo F amily with 50 Hz Motor (continuous production use) Fluid Pressure psi (MP a, bar) 350 (2.41, 24.1) 300 (2.10, 21.0) 250 (1.72, 17.2) 200 (1.4, 14.0) 150 (1.03, 10.3) 100 (0.70, 7.0) 50 (0.
All written and visual data contained in this document reflects the latest product information available at the time of publica tion. Graco reserves the right to make changes a t any time without notice. Original instructions. T his manual contains English.
An important point after buying a device Graco 311593N (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Graco 311593N 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 Graco 311593N - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Graco 311593N you will learn all the available features of the product, as well as information on its operation. The information that you get Graco 311593N will certainly help you make a decision on the purchase.
If you already are a holder of Graco 311593N, 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 Graco 311593N.
However, one of the most important roles played by the user manual is to help in solving problems with Graco 311593N. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Graco 311593N 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
