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Instruction Sheet E-Series Electric Dump Pump L4353 Rev. B 07/19 To protect your warranty, use only ENERPAC hydraulic oil. Models: • EP3104DB • EP3104DI • EP3104DE For use with single-acting hydraulic tools.
If oil is injected under the If training is needed, contact your local Enerpac distributor or skin, see a doctor immediately. authorized service center for information about an Enerpac •...
Return the pump to the nearest Enerpac electrician. After the reconnection, the pump should comply authorized service center for examination, repair, or electrical with all local codes and ordinances.
Outdoor Appliances.” affixed to the pump. If worn or missing, obtain replacements from 1.4 Additional Precautions Enerpac. Refer to Figure 1 for locations WARNING Do not use electric pumps in an explosive atmosphere. Sparks and electrical arcing could ignite combustible vapors or airborne dust CAUTION Check electrical power requirements on pump data plate.
3.0 MAJOR FEATURES AND COMPONENTS Key: 1. Pendant and Cable 2. Carrying Handle and Pendant Cable Storage 3. Cover Plate 4. Cover Plate 5. Hyd. Reservoir Air Breather and Filter 6. Hyd. Reservoir Oil Drain/Fill Plug 7. Oil Level indicator 8.
4.1 Introduction apply 1-½ wraps of PTFE thread sealing tape to all threaded NPT The Enerpac E-Series electric dump pump is designed for use or NPTF fittings, leaving the first complete thread free of tape with single-acting hydraulic tools rated at 10,000 psi [700 bar] as shown in Figure 3.
AC For most shipping destinations, the hydraulic reservoir is pre- power cord or pendant cable. filled at the factory with Enerpac HF hydraulic oil. However, as a precaution, always check the oil level before 6.2 Ventilation System starting the pump.
6.5 Variable Speed Control A rotary knob mounted on the pump rear panel controls the motor speed. See Figure 6. The adjustable speed range is approximately 25 to 100% of full rated output, or about 600 to 2400 RPM. 1. LED Indicator •...
7.0 OPERATION 7.1 Before Start-up Check the hydraulic oil level. Add oil if necessary. Refer to Sections 10.1 through 10.3. Connect hydraulic hose to pump as described in Section 5.2. Connect pump to a compatible AC power supply of the proper voltage.
• Additional flow control devices (optional accessories - refer to Enerpac catalog) may be required to more precisely control Insert the screwdriver into the relief valve access hole. Gently engage the screwdriver blade with the slot in the relief valve the rate of tool retraction.
Access Hole NOTICE Figure 10, Pressure Relief Valve Adjustment • Use of oils other than Enerpac HF may result in damage to pump hydraulic components and will void the Enerpac product To decrease the relief valve setting: warranty. Enerpac recommends using only Enerpac HF oil in the E-Series pumps.
10.3 Adding Oil Funnel Be sure that hydraulic tool is fully retracted. (user-supplied) Be certain that pump is off and that all hydraulic pressure is fully relieved. Refer to Section 8.0 for additional information. 1/4 - 1/2" Dia. Disconnect pump AC power cord from electrical outlet. [6.3- 12.7 mm] Disconnect hydraulic hose from pump.
For repair service, contact your nearest Enerpac Authorized Refill the reservoir with new hydraulic oil as described in Service Center. Only an Enerpac Authorized Service Center Section 10.3.
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Section 10.4. Use only Enerpac HF hydraulic oil. NOTICE Use of other oils may result in damage to pump components and will void the Enerpac product warranty. d. External system leak. Repair or replace components as required. e. Pump oil intake suction filter is dirty.
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Control valve malfunction. Contact Enerpac Authorized Service Center. 7. Noisy pump operation. a. Pump needs priming. Refer to Section 10.5 for priming procedure.
AC power cord is connected to start pump again. outlet. • If problem persists, contact BUTTON FAULT 1 red blink followed by a Enerpac Authorized Service 1 second pause. Sequence Center. repeats until problem is corrected. Check pendant and pendant cable for obvious signs of damage or wear.
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