Instruction/ maintenance manual of the product 3A1938E Graco
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Operation EP Hose Pumps 3A1938E EN Electric-powered hose pump for use in fluid transfer and metering applicat ions. For professional use only. Not approved for use in explosive atmospheres or hazardous locations. Importan t Safety Instru ctions Read all warnings an d instructions in this m anual.
Contents Mo del s ............................................................... 3 Wa rni ng s ........................................................... 4 Installatio n.......................................................... 7 Receiving an d Han dli ng.
Models Models Pump Model Hose ID Size (mm) Reference EP2006 6 See EP2 Repair-Par ts Manual for a co mplete lis t of pump part numbers and descri ptive informat ion. EP2013 13 See EP2 Repair-Par ts Manual for a co mplete lis t of pump part numbers and descri ptive informat ion.
Warnings Warnings The following warnings are for the setu p, use, grounding , maintenance a nd repair of t his equipment . The exclamat ion p oint symbol alert s you to a general warning and t he hazard symbol ref ers to p rocedure-speci fic risks.
Warnings WARNING ENTANGLEMENT HAZARD Rotating par ts can cause serio us injury. • Keep clear of moving parts. • Do not operat e equipment wi th protective g uards or co vers removed. • Do not wear lo ose clothing, je welry or long hair while o perating equipm en t.
Warnings WARNING EQUIPMENT MISUSE HAZARD Misuse can cause death or s erious inj ury. • Do not operat e t he unit whe n fatigu ed or under the influence of drugs or alcohol. • Do not exceed th e maximum wo rking pressure or temp erature rating of the lo west rat ed system component.
Installation Installation Installa tion of your pump i nvolves potenti ally hazardous procedur es. O nly train ed and qualifie d personnel who have r ead and who understa nd the informa tion in this man ual should insta ll this equipment .
Installation Location Allow sufficie nt space to p ermit easy ac cess for maintenance and servic e, especially in front of the pump. The pump area should have adequ ate headroom and sufficie nt ventilati on.
Installation Fluid Connect ions Undue stress on th e pump inlet or outl et connection s can cause seriou s injury o r equipment failure. The fluid inlet and o utlet lines must be independentl y supported. The pipe supports should be located as close to t he pump as possible.
Installation Flush Connections Line flush ing connecti ons are recommend ed when pumping slu rries or liquids with a hig h concentration of solids t hat tend to set tle when the pump is turned off.
Installation Figure 4 Fill Pump With Hose Lu be Figure 5 Hose Lube L evel on EP3 and EP4 Pumps Figure 6 Hose Lube Level on EP2 Pumps 5. Wrap the vent pl ug (15) thr eads with PTFE ta pe and screw it into t he vent port caref ully. NOTICE The vent port threads are a luminum.
Installation Grounding This equipment must be gr ounded to reduce the risk of stati c sparking and electr ic shock. Electric or static sparking ca n cause fumes to igni te or explode. Improper grou nding can cause electric shock. Grounding provides an escape wire for the electric cu rrent.
Installation Electrical Co nnections All electrica l wiring must be completed by a qualified elec trician and com ply with all local codes and regulati ons. Wire Connections a t the Motor NOTE: Follow the instru ctions in the moto r manufacturer’s m anual.
Installation Wire Connections at the Variab le Frequency Drive (VFD) NOTE: Follow the instruc tions in the VFD manufactur er’s manual. Install the wi ring at the VFD as foll ows: 1. Connect the wires to th e motor. See Wire Connect ions at t he Motor, pag e 13 .
Installation Table 1 Main Power Conn ections at t he VFD VFD Part No. Used With Pump Input Voltage Output Voltag e See Figure No. 16K905 EP2006 120 Vac, 1 phase 240 Vac, 3 phase Fig. 10 16K905 EP2006 240 Vac, 1 phase 240 Vac, 3 phase Fig. 11 16K906 EP2006 208–240 Vac, 1 phase 208–240 Vac, 3 phase Fig.
Installation PE L1 L2 N PE L1 N Figure 10 120 Vac 1 Phase Input/24 0 Vac 3 Phase Output PE L1 L2 N PE L1 L2 Figure 11 240 Vac 1 Phase Input/24 0 Vac 3 Phase Output PE L1 L2 L3 PE L1 N Figure 12 208–.
Installation Setup the VFD VFD Control Pan el NOTE: For complete i nformati on about t he VFD, see the manufact urer’ s instructi ons suppl ied with the VFD. • The control pane l display shows the stat us of the motor. It al so shows the direct ion of motor rotation: FWD (forwa r d) or REV (revers e).
Operation Operation Flush Pump Bef ore Using Pumps are tested with li ghtweight oi l which is left in to protect the p ump parts. To pre vent contam ination o ft h efl u i d ,fl u s ht h ep u m pw i t hac o m p a t i b l es o l v e n t before usin g it.
Operation Running the Pump Ensure that th e hose material and t he lubricant ar e compatible w ith the pum ped fluid. Failure to do so may cause inj ury or premature hose fa ilure. NOTICE Never th rott l e the pump, whether on t he fluid inlet or outlet si d e.
Maint enan ce Maintenance Maintenance a nd repair o f the pump invol ves potential ly hazardous p rocedures. Only t rained and qualified per sonnel who have read and who understand th e instructi ons in this manua l should maintain o r repair t his equip ment.
Dimensions Dimensions EP2 Hose Pumps Model A, mm (in .) B, mm (in .) C, mm (in .) D, mm (in .) EP2 228 (8.98) 280 (11.02) 437 (17.20) 339 (13.35) EP3 and EP4 Hose Pumps Pump Model A, mm (in.) B, mm (in.) C, mm (in.) D, mm (in.) EP3 300 (11.81) 344 (13.
Mounting H ole La youts Mounting Hole Layouts EP2 Hose Pumps A B C D Pump Model A B C D EP2 120 mm (4. 7i n . ) 170 mm (6. 7i n . ) 21 mm (0.8 3i n . ) Four 12 mm (0.47 in.) diam et er mountin g hol es EP3 and E P4 Hose Pumps A B D C Pump Model A B C D EP3 229 mm (9 in.
Technical Data Technical Data EP2 Pumps U.S. Metr ic Maximum Flu i d Working Pr essure 125 psi 0.9 MPa, 9 bar See the EP2 P ump Repair-Par ts manual for th e motor/gea r r a t i ou s e do n your pump: 0.5/51.30 0.75/35.10 Motor Horse power/Gear Ratio 0.
Technical Data EP3 Pumps U.S. Metric Maximum F luid Working Pre ssure 125 psi 0.9 MPa, 9 bar See the EP3 Pump Repair-Parts manual for the motor/gear ratio used on your pump : 1.
Technical Data EP4 Pumps U.S. Metr ic Maximum Fluid Working Pressure 125 psi 0. 9 MPa, 9 bar See the EP4 Pump Repair -Parts manua l for the moto r/gear r a t i ou s e do ny o u rp u m p : 2.
Performance Dat a Performance D ata EP2006 Hose Pump 0.75 0.50 0.25 0.00 0 20 40 60 80 100 120 Flow (gpm) Pump Speed (rpm) EP2013 Hose Pump 2.5 0.0 0.5 1.
Performance Dat a EP3019 Hose Pump 7 0 1 2 3 4 5 6 0 20 40 60 80 100 120 Flow (gpm) Pump Speed (rpm) EP4029 Hose Pump 20 0 2 4 6 8 10 12 14 16 18 0 20 40 60 80 100 120 Flow (gpm) Pump Speed (rpm) 3A19.
Graco Standard Warranty Graco warrants all equipment r eferenced in this documen t which is manuf ac tured by Graco and b earing its name to be free from defect s in material and wor kmanship on the date of sal e t o the original pu rchaser f or use.
An important point after buying a device Graco 3A1938E (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 3A1938E 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 3A1938E - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Graco 3A1938E you will learn all the available features of the product, as well as information on its operation. The information that you get Graco 3A1938E will certainly help you make a decision on the purchase.
If you already are a holder of Graco 3A1938E, 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 3A1938E.
However, one of the most important roles played by the user manual is to help in solving problems with Graco 3A1938E. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Graco 3A1938E 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
