Manuale d’uso / di manutenzione del prodotto 308550ZAC del fabbricante Graco
Vai alla pagina of 36
Instructions – Parts List POL YPROPYLENE AND PVDF Husky t 2150 Air-Operated Diaphragm Pumps 2–inch AODD pump for fluid transfer applications. For professional use only . Not approved to European explosive atmosphere requirements. See Models on page 2 for a list of pump models and descriptions.
2 308550 T able of Contents Models 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Safety W arnings 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Installation 5 . . . . . . . . . . . . . . . . . . . . .
308550 3 Symbols W arning Symbol W ARNING This symbol alerts you to the possibility of serious injury or death if you do not follow the instructions. Caution Symbol CAUTION This symbol alerts you to the possibility of damage to or destruction of equipment if you do not follow the instructions.
4 308550 TOXIC FLUID HAZARD Hazardous fluid or toxic fumes can cause serious injury or death if splashed in the eyes or on the skin, inhaled, or swallowed. D Know the specific hazards of the fluid you are using. D Store hazardous fluid in an approved container .
308550 5 Installation General Information D The T ypical Installation shown in Fig. 2 is only a guide for selecting and installing system compo- nents. Contact your Graco distributor or Graco T echnical Assistance (see back page) for assis- tance in planning a system to suit your needs.
6 308550 Installation Grounding FIRE AND EXPLOSION HAZARD This pump must be grounded. Before operating the pump, ground the system as explained below . Also, read the sec- tion FIRE AND EXPLOSION HAZARD, on page 4. Polypropylene and PVDF are not conductive.
308550 7 Installation Air Line W ARNING A bleed-type master air valve (B) is required in your system to relieve air trapped between this valve and the pump.
8 308550 Installation Installation of Remote Pilot Air Lines 1. Refer to Parts Drawings. Connect air line to pump as in preceding steps. 2. Connect 1/4 in. O.D. tubing to push type connec- tors (14) on air motor of pump. NOTE: by replacing the push type connectors, other sizes or types of fittings may be used.
308550 9 Installation Flange Connections The fluid inlet and outlet ports are 2” raised face, standard 150 lb class pipe flanges. Connect 2” flanged plastic pipe to the pump as follows. Y ou will need: D T orque wrench D Adjustable wrench D 6” diameter , 1/8” thick PTFE gasket, with four 0.
10 308550 Installation Changing the Orientation of the Fluid Inlet and Outlet Ports The pump is shipped with the fluid inlet (R) and outlet (S) ports facing the same direction. See Fig. 4. T o change the orientation of the inlet and/or outlet port: 1.
308550 1 1 Installation Air Exhaust V entilation FIRE AND EXPLOSION HAZARD Be sure to read and follow the warnings and precautions regarding TOXIC FLUID HAZARD, and FIRE OR EXPLO- SION HAZARD on page 4, before op- erating this pump. Be sure the system is properly ventilated for your type of installation.
12 308550 Operation Pressure Relief Procedure PRESSURIZED EQUIPMENT HAZARD The equipment stays pressurized until pressure is manually relieved. T o reduce the risk of serious injury from pressurized f.
308550 13 Operation Operation of Remote Piloted Pumps 1. Fig. 2 and Parts Drawings. Follow preceding steps 1 through 7 of Starting and Adjusting Pump . 2. Open air regulator (C). W ARNING The pump may cycle once before the external sig- nal is applied.
14 308550 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 12. 1. Relieve the pressure before checking or servicing the equipment. 2. Check all possible problems and causes before disassembling the pump.
308550 15 T roubleshooting PROBLEM CAUSE SOLUTION Fluid in exhaust air . Diaphragm ruptured. Replace. See pages 19–22. Loose fluid side diaphragm plate (105). T ighten or replace. See pages 19–22. Pump exhausts excessive air at stall. Worn air valve block (7), o-ring (6), plate (8), pilot block (18), u-cups (10), or pilot pin o-rings (17).
16 308550 Service Repairing the Air V alve T ools Required D T orque wrench D T orx (T20) screwdriver or 7 mm (9/32”) socket D Needle-nose pliers D O-ring pick D Lithium base grease NOTE: Air V alve Repair Kits 236273 (aluminum center housings) and 255061 (stainless steel center hous- ings) are available.
308550 17 Service 04901 Fig. 9 17 { 16 11 10 {H 12 15 1 2 Insert narrow end first. Grease. 3 Install with lips facing narrow end of piston (1 1) . 4 Insert wide end first. 1 2 3 4 2 03947 1 2 8 H 9 { 3 Rounded side must face down. T ighten screws until they bottom out on the housing.
18 308550 Service Ball Check V alve Repair T ools Required D T orque wrench D 10 mm socket wrench D O-ring pick Disassembly NOTE: A Fluid Section Repair Kit is available. Refer to page 27 to order the correct kit for your pump. Parts included in the kit are marked with an asterisk, for example (201*).
308550 19 Service Diaphragm Repair T ools Required D T orque wrench D 13 mm socket wrench D Adjustable wrench D 19 mm open–end wrench D O-ring pick D Lithium-base grease Disassembly NOTE: A Fluid Section Repair Kit is available. Refer to page 27 to order the correct kit for your pump.
20 308550 Service 4. Unscrew one outer plate (105) from the diaphragm shaft (24). Remove one diaphragm (401), and the inner plate (104). See Fig. 13. For overmolded diaphragms: Grip both dia- phragms securely around the outer edge and rotate counterclockwise.
308550 21 Reassembly – Overmolded Diaphragms W ARNING T o reduce the risk of serious injury , including amputation, do not put your fingers or hand be- tween the air cover and the diaphragm. 1. Lubricate and install the shaft u–cup packings (402*) so the lips face out of the housing (1).
22 308550 Service 04621 B 04708 03982 Fig. 13 1 3 4 2 24 104 403* 401* 24 24 104 401* 403* 105 19 402* Cutaway V iew, with Diaphragms in Place Cutaway V iew, with Diaphragms Removed 1 Lips face out of housing (1). Air Side must face center housing (1).
308550 23 Service Bearing and Air Gasket Removal T ools Required D T orque wrench D 10 mm socket wrench D Bearing puller D O-ring pick D Press, or block and mallet Disassembly NOTE: Do not remove undamaged bearings.
24 308550 Service 03952B 03951 Fig. 14 1 3 2 25 23 22 1 19 15 12 16 H M Insert b earings tapered end first. Press-fit bearings flush with surface of center housing (1).
308550 25 Notes.
26 308550 Pump Matrix Husky 2150 Polypropylene and PVDF Pumps, Series A Y our Model No. is marked on the pump’s serial plate. T o determine the Model No. of your pump from the following matrix, select the six digits which describe your pump, working from left to right.
308550 27 Repair Kit Matrix For Husky 2150 Polypropylene and PVDF Pumps, Series A Repair Kits may be ordered separately . T o repair the air valve, order Part No. 236273 for aluminum center housing models, or Part No. 255061 for stainless steel housing models (see page 28).
28 308550 Parts Air Motor Parts List (Matrix Column 2) Digit Ref. No. Part N o. Description Qty F 1 188838 HOUSING, center; aluminum 1 2 188854 COVER, air valve; aluminum 1 3 1 16344 SCREW , mach, hex flange hd; M5 x 0.
308550 29 Parts Fluid Section Parts List (Matrix Column 3) Digit Ref. No. Part N o. Description Qty 2 101 189793 COVER, fluid; polypropylene 2 102 189787 MANIFOLD, inlet; polypropylene 1 103 189790 MANIFOLD, outlet; polypropylene 1 104 189298 PLA TE, air side; aluminum 2 105 189796 PLA TE, fluid side; polypropylene 2 106 1 12560 SCREW; M8 x 1.
30 308550 Parts Seat Parts List (Matrix Column 4) Digit Ref. No. Part N o. Description Qty 3 201* 189288 SEA T ; 316 stainless steel 4 202* 1 12358 O-RING; PTFE 4 4 201* 189289 SEA T ; 17–4 stainles.
308550 31 Parts 1 Not used on some models. * These parts are included in the Pump Repair Kit, which may be purchased separately . Refer to the Repair Kit Matrix on page 27 to determine the correct kit for your pump. { These parts are included in Air Valve Repair Kit 236273 (aluminum center housing mod- els), which may be purchased separately .
32 308550 T orque Sequence Always follow torque sequence when instructed to torque fasteners. 1. Left/Right Fluid Covers T orque bolts to 190–220 in–lb (21–25 N S m) SIDE VIEW 12 11 1 2 3 4 5 6 7 9 8 10 2. Inlet Manifold T orque bolts to 150–160 in–lb (17–18 N S m) BOTT OM VIEW 16 14 18 17 13 15 19 20 3.
308550 33 Dimensions 6.25 in. (159 mm) .5 in. (13 mm) 6.0 in. (152.5 mm) SIDE VIEW 12.5 in. (317.5 mm) PUMP MOUNTING HOLE P A TTERN 6.0 in. (152.5 mm) 6.0 in. (152.5 mm) Port Diameter: 2.20 in. (56 mm) Flange Diameter: 6 in. (152.5 mm) Eight 0.75 in. (19 mm) slots Four 0.
34 308550 T echnical Data Maximum fluid working pressure 120 psi . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (0.8 MPa, 8 bar) Air pressure operating range 20–120 psi .
308550 35 Performance Chart 0 20 40 60 80 100 120 0 30 60 90 120 150 TEST CONDITIONS Pump tested in water with PTFE diaphragm and inlet submerged. (1 14) (0.
36 308550 Graco W arranties Graco Standard Husky Pump 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 308550ZAC 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 308550ZAC - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Graco 308550ZAC imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Graco 308550ZAC ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Graco 308550ZAC, 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 308550ZAC.
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 308550ZAC. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Graco 308550ZAC 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.
