Instruction/ maintenance manual of the product 312781E Graco
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312781E EN Instr uctions-P ar ts Fluid Mix Manif old For proportional mixing of plural component coatings. For prof essional use only . See page 2 f or model inf ormation, including maximu m working pressure. Important Safety Instructions Read all warnings and inst r uctions in this manual.
Related Manua ls 2 312781E Contents Related M anuals . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Installation . . . . . . . . . . . . . . . . . . . . . . . . . .
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 tube s from the valv e solenoids to the air inlets of each valv e . 2. ProMix 2KS and ProMix 3KS systems only: Conn ect an air supply line to air pu rge v alve (APV) inlet (1/4 in.
Installation 4 312781E F IG . 1. ProM ix 2KS and Pr oMix 3KS W all Mount Fluid Stations MA MB DV B MS SPV DV A APV TI12556a SM FI SV A SVB RV B RV A Ke y: Pr oMix 2KS Fluid Station MA Component A Mete.
Installation 312781E 5 F IG . 2. ProM ix 2KE Fluid Controls, Seque ntial Dosing F IG . 3. ProM ix 2KE Fluid Contr ols, Dynamic Dosing ti15699a Key: MA Component A Meter D V A1 Component A Dose V alv e.
Installation 6 312781E Setup the Fluid Manif old f or Dynamic Dosing If you will be operating using dynamic dosing, the fluid manifold must be setup properly f or your application. Order the 15U955 Injection Kit (accessor y) . NO TE: F or ProMix 3KS, order two 15U955 Injection Kits.
Operation 312781E 7 Operation Purging F ollow t he purging procedure in t he propor tioner system manua l. NO TES: • Pu rge before using equipmen t, which was tested with lightweight oil that could contamin ate you r mater ial.
Maintenance 8 312781E Mix Manif old V alve Settings T o open dispense or purge v alve s, turn hex n ut (E) counterclockwise . T o close, turn clockwise . F IG . 4. Maintenance Daily • Purge the mixing system at the end of pr oduction. • Check and refill fluid su pplies for all components and solv ent.
Troubleshooting 312781E 9 T r oub leshooting Isolate a Mixing Pr oblem A mixing prob lem can be caused b y a prob lem with the controller , meters , and solenoid valv es , as well as the mix manif old. 1. T o isolate the problem, check fo r any visible f aults or errors: a.
Repair 10 312781E Repair NO TE: Purge the mix manif old wit h solven t after repair to remov e any e xcess g rease that is u sed f or lubricating par ts. Remo ve the Integrator Mixer See the Pa r t s drawings on page s 14-19. Clean and inspect all par ts.
Repair 312781E 11 Repair the V alves and Seats (Pr oMix 2KS and ProMix 3KS only) V alve Seat Kit 24A86 1 is av ailab le. See page 15. P ar ts included in the ki t are marked with a symbol, f or e xam- ple (16‡). F or best result s, use a ll par ts included in th e kit.
Repair 12 312781E Reb uild the Mix Manifold Manif old Rebuild Kit 15U931 is a vailab le. See page 15. P arts included in the kit are marked with a symbol, for e xample (3 *). F or best results, use all par ts included in the kit. See the Pa r t s drawings on page s 14-19.
Repair 312781E 13.
Parts 14 312781E Pa r t s P art No. 289695, for Pr oMix 2KS Pr oportioner 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 pi pe threads when reassembling.
Parts 312781E 15 P art No. 289695, for Pr oMix 2KS Pr oportioner * P arts included in Manifold Rebuild Kit 15 U931 (pur- chase separately). ‡ P ar ts included in V alve Seat Kit 24A861 ( purchase separate ly). (Optional Carbide Se at Kit 15U932 is av ailab le separately .
Parts 16 312781E P art No. 256875, for Pr oMix 3KS Pr oportioner TI14363a Apply pipe sealant to all pi pe threads when reassembling. 1 31 41 1 23 15‡* 14* 13* 16‡ 21 8 48 22 3 49 19 17 18* 5* 12 2.
Parts 312781E 17 P art No. 256875, for Pr oMix 3KS Pr oportioner * P arts included in Manifold Rebuild Kit 15 U931 (pur- chase separately). ‡ P ar ts included in V alve Seat Kit 24A861 ( purchase separate ly). (Optional Carbide Se at Kit 15U932 is av ailab le separately .
Parts 18 312781E P art No. 262398, for Pr oMix 2KE Pr oportioner , Sequential Dosing * P ar ts included in Manif old Reb uild 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.
Parts 312781E 19 P art No. 262399, for Pr oMix 2KE Pr oportioner , Dynamic Dosing * P arts included in Manifold Rebuild Kit 15 U931 (pur- chase separately). Restrict or 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.
Parts 20 312781E.
Technical Data 312781E 21 Te c h n i c a l D a t a Maximum Fluid Working Pres sure . . . . . . . . . . . . . . . . . . 289 695, 256875, and 262398: 4000 psi (28 MP a, 280 bar) 262399: 4500 psi (31 MP a, 310 bar) Dispense V alv e Fluid Inlet Size . . .
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. Thi s manual contains Eng lish.
An important point after buying a device Graco 312781E (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 312781E 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 312781E - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Graco 312781E you will learn all the available features of the product, as well as information on its operation. The information that you get Graco 312781E will certainly help you make a decision on the purchase.
If you already are a holder of Graco 312781E, 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 312781E.
However, one of the most important roles played by the user manual is to help in solving problems with Graco 312781E. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Graco 312781E 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
