Manuale d’uso / di manutenzione del prodotto 220240 del fabbricante Graco
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INSTRUCTIONS-P ARTS LIST 307–760 Rev G Supersedes E 50 Hz, 220/240 V olts, 0.5 Amp PT2000 Pressure Roller System 17.5 bar (250 psi) MAXIMUM WORKING PRESSURE Model 220–240, Series E Complete System.
307–760 T ABLE OF CONTENTS T erms 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . W arnings 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . PT2000 Pressure Roller System Description 3 .
3 307–760 PT2000 PRESSURE ROLLER SYSTEM DESCRIPTION Motor The motor drives the connecting rod which moves the diaphragm. Pressure Switch The pressure switch at the pump outlet turns the motor on and of f to control paint pressure. Diaphragm The diaphragm is the heart of the pump.
4 307–760 SETUP T o avoid premature wear of the pressure switch, never use more than 7.6 m (25 ft) of 1/4 in. ID outlet hose. When longer outlet hose is needed, use 3/8 in. ID hose at a maximum of 30 m (100 ft) long. Nev - er use 1/4 in. ID and 3/8 in.
5 307–760 ST ARTUP 1. Place the suction tube in the pail of paint. 2. Plug in the sprayer . 3. Open the priming valve 2 turns counterclockwise. 4. T urn the ON/OFF switch ON. 5. Y ou can see the paint being drawn into the suction tube (if the tube is clean).
6 307–760 MAINTENANCE Thorough flushing and proper maintenance are es - sential to keep your system working properly Improper flushing or maintenance may prevent the system from working the next time you need it, and may result in costly damage to the system.
7 307–760 MAINTENANCE Installing and Removing a Roller Cover (See Fig 4) 1. T o install a cover , hold the dif fuser and unscrew the retainer nut. Slide the cover over the dif fuser assem - bly and reinstall the nut. Do not overtighten the nut. 2. T o remove a cover , hold the cover and unscrew the retainer nut.
8 307–760 TROUBLESHOOTING GUIDE Pressure Relief Procedure To reduce the risk of serious bodily injury , including injury from moving parts or electric shock, always follow this procedure whenever you shut of f the sys - tem, when checking or servicing any part of the sys - tem, and whenever you stop painting.
9 307–760 REP AIR Roller V alve W ARNING Always follow the Pressure Relief Procedure W arning on page 8 before attempting any repair . NOTE: Order repair kit no. 218–960 to repair this roller valve. 1. T ap out the pin (A) and slide the trigger (B) of f of the valve.
10 307–760 REP AIR W ARNING These repair procedures should be performed only by qualified repair personnel with an electrical back ground, using the proper tools. Failure to do the pro - cedures correctly can result in electric shock, or oth - er serious injury and damage to the pump.
11 307–760 REP AIR Pressure Switch (See Fig 1 1, 12 & 13) 1. Disconnect the pressure switch leads from the ON/ OFF switch and from the rectifier . See Fig 1 1. 2. Remove the front cover (23). See Fig 13. 3. Unscrew the retainer (14) and remove the pressure switch (12) and o–ring (12a).
12 307–760 REP AIR Diaphragm (See Fig 14) CAUTION To avoid leaks and costly pump damage, replace the diaphragm whenever the pump housing (9) is re- moved or after each 100 hours of use, whichever comes first. During use, small grooves are formed in the diaphragm which cannot be realigned properly .
13 307–760 REP AIR Connecting Rod and Bearing (See Fig 16) 1. Remove the front cover plate (23). Remove the screws (15) and tip the pump housing (9) out of the way . Unscrew the diaphragm (17) and discard. CAUTION Replace the diaphragm (17) whenever you remove the pump housing (9).
14 307–760 P ARTS DRA WING 44 47 45 46 16 10 11 17 27 22 54 21 20 18 23 24 31 29 70 82 26 41 26 83 25 39 33 67 28 42 53 43 33 71 70 65 34 68 37 38 32 30 53 69 36 15 LUBRICA TE THREADS TORQUE T O 9.
15 307–760 P ARTS LIST PRESSURE ROLLER SYSTEM Model 220–240, Series E Complete System Includes items 2–87 Model 221–076, Series E Basic System Includes items 2 – 54 and 65 – 87 NOTE: Part numbers and drawings for items 2, 3, 4, 9, 12, 14, and 55 – 64 are given on pages 16 and 17.
16 307–760 P ARTS LIST REF NO. P ART NO. DESCRIPTION QTY REF NO. P ART NO. DESCRIPTION QTY 2 220–970 OUTLET V AL VE KIT Includes items 2a–2f 1 2a 222–349 .FITTING, outlet 1 2b 180–454 .GASKET 1 2c 107–521 .SPRING 1 2d 101–956 .BALL 1 2e 218–968 .
17 307–760 P ARTS DRA WING 3 4 Ref 10 9 2f 2e 2d 2c 2b 2a 12a 12 14 TORQUE T O 32–34 N.m (280–300 in-lb TORQUE T O 13.5–16 N.m (120–140 in-lb 2 TORQUE T O 6.
18 307–760 ACCESSORIES Must be purchased separately . CAUTION T o avoid premature wear of the pressure switch, never use more than 7.6 m (25 ft) of 6 mm (1/4 in.) ID outlet hose. When longer outlet hose is needed use 9 mm (3/8 in.) ID hose at a maximum of 30 m (100 ft) long.
19 307–760 SERVICE INFORMA TION Listed below by the assembly changed are OLD, NEW , ADDED and DELETED parts. OLD and NEW parts are interchangeable. ADDED and DELETED parts may not be interchangeable individually . Assembly Changed Part Status Ref No.
20 307–760 TECHNICAL DA TA Maximum Operating Pressure 17.5 bar (25l) psi) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Power Requirements 50Hz, 220/240 V ac, 1 Phase, 0.5 amp . . . . . . . . . . . . . . . . . . . . Pump Output 3.8 liter (1 gallon) in 5 minutes .
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 220240 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 220240 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Graco 220240 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Graco 220240 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Graco 220240, 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 220240.
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 220240. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Graco 220240 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.
