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Repair - Maintenance
Progressive Cavity
Pump
For the dispensing of highly filled single component fluids for the electronics industry. For
professional use only.
Not approved for use in explosive atmospheres or hazardous locations.
See page 2 for model information, including
maximum working pressure and approvals.
Important Safety Instructions
Read all warnings and instructions in this manual.
Save these instructions.
3A4648B
EN
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Summary of Contents for Graco 25C614
- Page 1 Repair - Maintenance Progressive Cavity Pump 3A4648B For the dispensing of highly filled single component fluids for the electronics industry. For professional use only. Not approved for use in explosive atmospheres or hazardous locations. See page 2 for model information, including maximum working pressure and approvals.
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Page 2: Table Of Contents
Graco Standard Warranty ....22 Graco Information ......22... -
Page 3: Warnings
Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama- tion point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manual or on warning labels, refer back to these Warnings. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable. - Page 4 Warnings WARNING EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury. • Do not operate the unit when fatigued or under the influence of drugs or alcohol. • Do not exceed the maximum working pressure or temperature rating of the lowest rated system component.
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Page 5: General Information
General Information General Information Pump Housing Storage The pump is composed of a pump housing, gasket bear- When storing the pumps, the following points must be ing package, and rotor-stator set. The suction connec- noted: tion is designed as a BSP internal thread and the •... -
Page 6: Component Identification
Component Identification Component Identification Size 1 Size 2 . 1: Component Identification Key: Suction Chamber Rotor Stator Cardan Joint Flexible Shaft Sleeve Bearing/Seals Motor Connection Flange Coupling Screw Port/Hollow Shaft 3A4648B... -
Page 7: Installation - General
Installation - General Installation - General To avoid serious injury from moving parts, turn off and disconnect power at main switch before servicing or installing equipment. Installation Position Direction of Rotation Default direction of rotation to the left (CCW). Metering Pumping Draining Inlet... -
Page 8: Suction Conditions
Installation - General Suction Conditions 5. Remove any material that has overflowed and tighten the venting screw. The pump is self-priming when certain conditions are met. However, with higher viscosity media, the material must be introduced first (pre-pressure). For more infor- mation on the suction conditions of specific material, refer to information provided by the material supplier. - Page 9 Installation - General Option 2: 1. Set up the pump as shown in F . 3. 2. Start the pump and pump material until it exits the outlets without air in it (2). NOTE: To avoid contaminating the product, the material can be evacuated through a hose, for example, at the outlet.
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Page 10: Maintenance And Repair
All sealant residue must be completely removed. tem determine how often maintenance is required. Graco progressive cavity pumps are largely mainte- nance-free. However, gaskets and bearings, as well as the stator and rotor, are subject to wear and must be replaced in certain circumstances at regular intervals. - Page 11 Maintenance and Repair Disassembly and Reassembly of 25C614, 25C615, 25C616 Stator Disassembly Unscrew the Luer-fitting (3) and take off the O-Ring (4), screw off Luer-connector (5) then take off the O-Ring (6) and the shell (7). 3A4648B...
- Page 12 Maintenance and Repair Storage / Changing Unscrew stator (8) carefully (CCW) from the housing (9). NOTE: The stator should be stored separately from the rotor. Seal Kit / Bearing Kit Loosen the screws (10) and remove the seal and bear- ing kit (11) with the rotor unit (12) from the pump hous- ing (13).
- Page 13 Maintenance and Repair Seal Kit Pull the sealing package (14) carefully from the rotor (12). Sealing Seat (15) O-Ring (18) Seal Support (16) Radial Shaft Seal (17) 3A4648B...
- Page 14 Maintenance and Repair Disassembly and Reassembly of 25C617, 25C618, 25C619 Disassembling the Stator Unscrew Luer Fitting (1) and Luer connector (2*). Care- fully remove the Shell (3). Storage / Changing NOTE: The stator should be stored separately from the rotor. Unscrew Stator (4) carefully (CCW) from the housing (5).
- Page 15 Maintenance and Repair Seal Kit / Bearing Kit Loosen the screws (6) and remove the seal and bearing kit (7) with the coupling / drive unit (8) and rotor (9) from the pump housing (5). . 10 Coupling / Drive Unit The bearing can be removed carefully from the coupling / drive unit (8).
- Page 16 Maintenance and Repair Seal Kit Sealing Seat (15) O-Ring (16) Seal Support (17) Radial Shaft Seal (18) Seal Support (19) . 12 3A4648B...
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Page 17: Parts
Parts Parts 25C614, 25C615, 25C616 . 13 Pump Item Replacement Part 0.01 FKM 0.05 FKM 0.15 FKM Seal & Bearing Packages 25C614 25C614 25C629 Seal Package 25C621 25C621 25C630 Rotor / Stator Set 25C622 25C626 25C631 Rotor Unit 25C623 25C627... -
Page 18: 25C617, 25C618, 25C619
Parts 25C617, 25C618, 25C619 . 14 Pump Item Replacement Part 0.30 FKM 1.00 FKM 1.45 FKM Seal Kit / Bearing Kit 25C635 25C635 25C644 Seal Kit 25C636 25C636 25C645 Coupling / Drive Unit 25C640 25C640 25C649 Rotor / Stator 25C637 25C641 25C646 Rotor... -
Page 19: Dimensions
Dimensions Dimensions 25C614, 25C615, and 25C616 Luer 3A4648B... -
Page 20: 25C617, 25C618, And 25C619
Dimensions 25C617, 25C618, and 25C619 FOR A 16MM SHAFT WITH 5MM KEYWAY 20.5 5/16-28 4X M4X0.7 2X M5X0.8 45° M3X0.5 2X M4X0.7 M4X0.7 1/4 BSP PART NUMBER SIZE DIMENSION "L" 25C617 0.30 CC 25C618 1.00 CC 25C619 3A4648B... -
Page 21: Technical Specifications
Technical Specifications Technical Specifications Progressive Cavity Pump Displacement (ml/rev.) 25C614, 25C615, 25C616 0.01 / 0.05 / 0.15 25C617, 25C618, 25C619 0.30 / 1.00 / 1.45 Metric Maximum Operating Pressure 25C614, 25C615, 25C616 145 psi 1.0 MPa, 10 bar 25C617, 25C618, 25C619 290 psi 2.0 MPa, 20 bar... -
Page 22: Graco Standard Warranty
With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.
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