Graco 312781E Manual - Free PDF Download

Page 2 - Contents

Related Manuals 2 312781E Contents Related Manuals . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Operation . . . . . . . . . . . . ....

Page 3 - Installation; Air Connections; Grounding

Installation 312781E 3 Installation Air Connections See F IG . 1, F IG . 2, or F IG . 3. 1. Connect 5/32 in. (4 mm) OD air tubes from the valve solenoids to the air inlets of each valve. 2. ProMix 2KS and ProMix 3KS systems only: Connect an air supply line to air purge valve (APV) inlet (1/4 in. ID ...

Page 7 - Operation; Purging

Operation 312781E 7 Operation Purging Follow the purging procedure in the propor tioner system manual. NOTES: • Purge before using equipment, which was tested with lightweight oil that could contaminate your material. • Purge before changing colors, before fluid can dry in the equipment, at the end ...

Page 8 - Mix Manifold Valve Settings; Maintenance; Daily; Weekly

Maintenance 8 312781E Mix Manifold Valve Settings To open dispense or purge valves, turn hex nut (E) counterclockwise. To close, turn clockwise. F IG . 4. Maintenance Daily • Purge the mixing system at the end of production. • Check and refill fluid supplies for all components and solvent. • Inspect...

Page 9 - Troubleshooting; Isolate a Mixing Problem; Common Causes; Unbalanced Pressure; Dose Valve Operation

Troubleshooting 312781E 9 Troubleshooting Isolate a Mixing Problem A mixing problem can be caused by a problem with the controller, meters, and solenoid valves, as well as the mix manifold. 1. To isolate the problem, check for any visible faults or errors: a. Are all air and fluid tubes, hoses, and ...

Page 10 - Repair; Remove the Integrator Mixer

Repair 10 312781E Repair NOTE: Purge the mix manifold with solvent after repair to remove any excess grease that is used for lubricating parts. Remove the Integrator Mixer See the Parts drawings on pages 14-19. Clean and inspect all parts. Apply pipe sealant to all pipe threads when reassembling. It...

Page 12 - Rebuild the Mix Manifold

Repair 12 312781E Rebuild the Mix Manifold Manifold Rebuild Kit 15U931 is available. See page 15. Parts included in the kit are marked with a symbol, for example (3*). For best results, use all parts included in the kit. See the Parts drawings on pages 14-19. Clean and inspect all parts. Apply pipe ...

Page 14 - Parts

Parts 14 312781E Parts Part No. 289695, for ProMix 2KS Proportioner TI11578a 31 41 1 23 15‡* 14* 13* 16‡ 21 11 48 42 43 22 3 49 19 17 18* 5* 12 20 24 25 28 29 30 32 33 35 36 37 38 39* 40* 44 45* 15‡* 15‡* 15‡* 16‡ 17 20 19 31* 39* 18* 31* 46 47 Apply pipe sealant to all pipe threads when reassemblin...

Page 15 - Integrator Kits (include

Parts 312781E 15 Part No. 289695, for ProMix 2KS Proportioner * Parts included in Manifold Rebuild Kit 15U931 (pur-chase separately). ‡ Parts included in Valve Seat Kit 24A861 (purchase separately). (Optional Carbide Seat Kit 15U932 is available separately.) --- These par ts are not available separa...

Page 18 - Part No. 262398, for ProMix 2KE Proportioner, Sequential Dosing; Integrator Kits

Parts 18 312781E Part No. 262398, for ProMix 2KE Proportioner, Sequential Dosing * Parts included in Manifold Rebuild Kit 15U931 (pur-chase separately). Integrator Kits 1 3 5* 21 23 24 25 28 29 30 31* 35 36 37 39* 40* 31* 45 46 47 48 49 ti16301a *31 39* 38 Ref. Part Description Qty. 1 ----- BODY, in...

Page 19 - Restrictor Kit

Parts 312781E 19 Part No. 262399, for ProMix 2KE Proportioner, Dynamic Dosing * Parts included in Manifold Rebuild Kit 15U931 (pur-chase separately). Restrictor Kit ti16327a 1 3 31* 35 40* 55 45 *5 31* 54 36 23 37 39* 38 *39 24 28 29 30 59 57 58 56 25 Ref. Part Description Qty. 1 ----- BODY, integra...

Page 21 - Technical Data

Technical Data 312781E 21 Technical Data Maximum Fluid Working Pressure . . . . . . . . . . . . . . . . . . 289695, 256875, and 262398: 4000 psi (28 MPa, 280 bar) 262399: 4500 psi (31 MPa, 310 bar) Dispense Valve Fluid Inlet Size . . . . . . . . . . . . . . . . . . . . 1/4 npt(f)Dispense Valve Air I...

Page 22 - Graco Standard Warranty

All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves the right to make changes at any time without notice. Original instructions. This manual contains English. MM 312781 Graco Headquarters: Minneapolis Int...