Manuale d’uso / di manutenzione del prodotto 965768 del fabbricante Graco Inc.
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AIR OPERA TED, SINGLE COMPONENT DISPENSE V AL VE 1K Ultra–Lite t For dispensing a wide variety of single component sealants and adhesives. 4000 psi (28 MPa, 276 bar) Maximum Fluid Working Pressure 120 psi (0.84 MPa, 8.4 bar) Maximum Air Inlet Pressure See page 2 for T able of Contents Part No.
2 308876 T able of Contents W arnings 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Features 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Installation 6 . . . . . . . . . . . . . . . . .
3 308876 W ARNING INSTRUCTIONS EQUIPMENT MISUSE HAZARD Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury . D This equipment is for professional use only . D Read all instruction manuals, tags, and labels before operating the equipment.
4 308876 W ARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury . D Ground the equipment and the object being sprayed. Refer to Grounding on page 6.
5 308876 Features Fig. 1 8374 A 4 Control Configurations 1. 1/8 npt(f) ported manifold block 2. Direct solenoid mount with speed control 3. Handle kit with 4-way air valve 4. Handle kit with electric switch Accessory flow control fittings to adjust open/close speed.
6 308876 Installation NOTES: D Reference numbers and letters in parentheses in the text refer to the callouts in the figures and drawings. D Accessories are available from your Graco representative. If you supply your own accessories, be sure they are adequately sized and pressure-rated to meet the system’s requirements.
7 308876 Installation Connections D The fluid inlet is 1/4 npt(f). D The fluid outlet is 1/4 npt(f) or 3/4–16 unf(m). D Air inlets are 1/8 npt(f). D See Accessories , page 25, to order air control valves and tubing. Electric Switch Hand Held V alve Install a remote 4-way air control valve to operate the valve.
8 308876 Operation W ARNING COMPONENT RUPTURE HAZARD T o reduce the risk of over-pressurization, which can cause component rupture and serious injury , never exceed 3000 psi (21 MPa, 207 bar) fluid pressure, or 120 psi (0.84 MPa, 8.4 bar) air pressure to the valve.
9 308876 Operation Air Switch Hand Held V alve The valve operation is such that there are only two valve conditions: either fully open or fully closed. The valve is opened and closed by the internal air control valve. Trigger the gun to open the valve.
10 308876 T roubleshooting W ARNING T o reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 8. SKIN INJECTION HAZARD 1. Relieve the pressure. 2. Check all possible causes to the problem before disassembling the pump.
11 308876 Service (Models 965766, 965767, 965768, and 965786 only) W ARNING T o reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 8. SKIN INJECTION HAZARD Disassembly 1.
12 308876 Service (Models 965766, 965767, 965768, and 965786 only) Reassembly Air Cylinder Section 1. Lubricate the shaft o-rings (4) and the bearings (5) with grease supplied in the repair kit. Insert o-rings into the air cylinder (1) and air cap (1 1) cavities.
13 308876 Service (Models 965766, 965767, 965768, and 965786 only) Air V alve (if equipped) 1. Insert the spring (51) into the housing (50). 2. Lubricate and install an o-ring (46) into the housing. 3. Install a spacer (52), internal bevel first, into the housing.
14 308876 Service (Models 965766, 965767, 965768, and 965786 only) 8371A 29 10 16 6 5 3 4 28, 29 20 21 22 39 41 23 40 38 25 27 Fig. 5 1 3 4 2 26 19 18 1 12 11 30 56 61 60 53 54 55 46 47 48 49 51 52 58 59 57 50 8370A T ighten to 15–20 in-lb (1.7–2.
15 308876 Notes.
16 308876 Parts (Models 965766, 965767, 965768, and 965786 only) 8371A 1 19 18 26 30 12 2 (965766 & 965786 only) 9 10 16 11 7 6 5 3 4 28, 29 20 21 22 39 41 23 40 15 38 25 27 42 43 44 15.
17 308876 Parts Model 965766 Machine Mount V alve Stainless steel wetted parts Model 965786 Automatic Machine Mount V alve Aluminum wetted parts Model 243482 Orbiter Mounted V alve Stainless steel wetted parts Model 243666 PrecisionFlo Control V alve Stainless steel wetted parts Ref.
18 308876 Parts 8372A 8370A 63 46 48 49 51 52 58 59 57 50 (965768 only) (965767 only) 47 8375B 61 60 53 54 55 56.
19 308876 Service (Models 243482 and 243666 only) W ARNING T o reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 8. SKIN INJECTION HAZARD Disassembly 1. Relieve all air and fluid pressure .
20 308876 Service (Models 243482 and 243666 only) Reassembly Air Cylinder Section 1. Lubricate the shaft o-rings (4) and the bearings (5) with grease supplied in the repair kit. Insert o-rings into the air cylinder (1) and air cap (1 1) cavities. See Fig.
21 308876 Parts (Models 243482 and 243666 only) 29 10 16 6 5 3 4 28, 29 20 21 22 39 23 40 15 38 25 27 Fig. 6 1 26 19 18 12 30 T ighten oppositely and evenly to 40–45 in-lbs (4.
22 308876 Parts (Models 243482 and 243666 only) 8371A 1 19 18 26 30 12 9 10 16 19 7 6 5 3 4 28, 29 20 21 22 39 41 23 40 31 38 25 27 45 15 31 Model 243482 40.
23 308876 Parts Model 965767 Hand Held V alve with Pneumatic T rigger Aluminum wetted parts See page 16 for illustration of items 1–44. See page 18 for illustration of items 46–62.
24 308876 Parts Model 965768 Hand Held V alve with Electric Switch Aluminum wetted parts See page 16 for illustration of items 1–44. See page 18 for illustration of items 53–63.
25 308876 Accessories Plastic T ube Fittings to Connect Air Signals T ube OD 1/8 NPT (M) Straight 1/8 NPT (M) 90º Swivel T ube T ee 1/8 in. 5/32 in. 1/4 in. 598329 104172 513826 598140 597151 551203 514435 1111 6 7 T ube OD 1/4 NPT (M) Straight 1/4 NPT (M) 90º Swivel 5/32 in.
26 308876 Accessories Fluid Nozzles Zinc-plated steel nozzles, 1/8 npt* Part No. Orifice Length 607665 0.125 in. (3.17 mm) 2 in. (51 mm) 161505 0.09 in. (2.28 mm) 2 in. (51 mm) 164799 0.055 in. (1.39 mm) 2-1/8 in. (54 mm) * Requires a 1/8 npt(f) bushing.
27 308876 T echnical Data Category Data Maximum Fluid Pressure 4000 psi (28 MPa, 276 bar) Maximum Cylinder Air Pressure 120 psi (0.84 MPa, 8.4 bar) Air inlets (open and close ports) 1/8 npt(f) Fluid I.
28 308876 Dimensions 6.13 in. (155.7 mm) 8370A 1.75 in. (44.45 mm) 2.25 in. (57.15 mm) Direct Mount Solenoid (optional) 2.25 in. (57.15 mm) 0.88 in. (22.
29 308876 Notes.
30 308876 Graco Standard W arranty Graco w arrants all equipment manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Graco Inc. 965768 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Graco Inc. 965768 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Graco Inc. 965768 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Graco Inc. 965768 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Graco Inc. 965768, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Graco Inc. 965768.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Graco Inc. 965768. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Graco Inc. 965768 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
