Sherwin-Williams 820-040, Owner'S Manual

Page 1: ...210 bad MAXIMUM WORKING PRESSURE Index Warnings 2 Avertissarnent 4 Advertencih 6 S e t UptOperation 8 Rushing 10 Tmubleshooting 11 Repair index lS How To Order Replacement Parts Lists 8 Drawings 32 Shutdown and Care 9 Parts 37 Technical Data Back Cover PATENT NO 4 323 741 PATENTED 1984 Canada Brevete 1985 _ i I A Consult your fluid suppliers to ensure that the fluids being used are compatible with...

Page 2: ...gun Diffuser T e gundiffuser breaks up spray and reduces the risk of injec hon when the tip is not installed Checkdiffuseroperation regularly Followthe Pressure Relief Procedure below then remove the spray tip Aim the gun into a metalpail pmsure trigger the gun Ifthe fluid emitted is not diffused in holding the gun firmly to the pail Using the lowest possible to an irregular stream replace the dif...

Page 3: ... feet I150 ml combinedhoselength to ensureground causa an iniection iniurv or other serious bodilv iniurv or nrc ing continuity Refer to Hose Grounding Contlnulty perty dam 3 Sorev n u n obtainoroundinothrouahconnection t o a ALL FLUID HOSES MUST HAVE SPRING GUARDS1 The pioper6 grounded fhidhe and spkyer springguardshelp protectthe hosefrom kinks orbends at or 4 o b i e e c rb e i n g sprayed acco...

Page 4: ...etseti B diviser lejet et B r uire les ris ques d injection accidantelle quand I ajutage n est pas en place VBrifier le fonctionnament du diffuseur r6guiihramant Marche B Suivre pour DBtendre la Pression donn6eplus Pour cettevBrification dhtendre la pressionanobservant ia ns un seau en m h i en le maintenant fermementwntre le loin puis enlever I ajutage du pulvBrisateur Pointerie pistolet seau Pui...

Page 5: ... LES RISQUES D INCENDIE ou DzmPLOSION ci dwus haute pressionni de rbparer le tuyau avec du Nban adhbif ou RISQUES 1 E OU WEXPLO lON De I 6lectricitB statiqueest produitepar le passage du f1uide B grande vitesse dansla pompe et dans ies tuyaux Sitoutes Ies 2 Tuyaux flexibles Afin d assurer la continuit6 de la miseB la pikes de I appamil de pulv6risation ne sont pas convenable term n utiliser que de...

Page 6: ...ncionamiento del difusor Seguir mat6lico sosteni4ndolabien firm contra 61 Utilizando ia y despub sacarlaboquilla Apuntarlapistola a unbalde emitido no sale dispersoen un chorro irregular reemplazarde presi6n m6s bajo posible disparar ia pistola Si el fluido inmediato el difusor Rotactor de la boquilla pistola mientrasse est6 pulvenzando Este protector llama ia SIEMPREtener e1 protector de laboquil...

Page 7: ...N d s amba i PBBGW6 DE 8NCENDlO 8 EXPLO lOM El flub a alta velocidad del Ruido al pasar por la bomba y mangueracreaelectricidadest6tica Sitodas 18s panesdel equipopulverizador no tienenbuena tierra puedenocurrir chispas convirtiendo ai sistema en algo peligmso Tambibn d6nel6ctrico staschispas pueden inflamar los vaporesde pueden producirse chispas a 1 enchufar o desenchufar el cor 10s solventes y ...

Page 8: ... throat packings See Fig 2 Check Electrical Service Be sure the electrical service is 120 V 60 HzAc perly grounded 15 amp minimum andthat the outlet you use is pro Useanextension cord which has3wiresof minimum12 gauge size rated for 15 Amps andamaximum of 150 h 45 m long Longer lengths may affect sprayer performance Be surethe ON OFF switch isOFF Plugthe power sup Plug In Sprayer 20 ft 6 rn away f...

Page 9: ...overage is needed use a larger tip rather than increasingthe pressure Test the spray pattern To adjust the direction of the spray pattern engage the gun safety latch and loosen horizontalfor a horizontal pattern or vertical for a ver tical pattern Then tighten the retaining nut the retaining nut Position the tip so the groove is I i L s ____ _ i L _ l l LX 1_ L _ mid Cleaning a Clogged Tip DO NOTt...

Page 10: ...yto use I How to Flush 1 Engage the gun safety latch turn the ON OFF switch to OFF release the gun safety trigger the gun to relieve pressure engagethe gun safety and open the drain valve 2 Pour one half gallon 2liters of compatible solvent into a bare metal pail Put the suctiolrtube in the pail 3 4 5 6 7 Close the drain valve Remove the spray tip from the gun Point the spray gun into a metalwaste...

Page 11: ...ircuit breaker 1309 buttonto 1 Depress circuit breaker button to reset If be sure it has not popped up ciicuit breaker continuesto open see Elec 3 trical Short page 16 2 Check electrical supply with volt meter 2 Reset building circuit breaker replace Meter should read 105 to 125 VAC buildingfuse Try another electrical outlet 3 Check extension cord for visible damage 3 Replace axtension cord Use a ...

Page 12: ...ut a good bridge I Check circuit breaker 309 button to be sure it has not popped up 3 Check bridge 308 by substituting with a ChecA sprayer power supply cord 31 1 DisconnectTP6femaleandTP1femaleand sprayer Meter should read 105 to 125VAC connect volt meterto these leads Plug in Unplugsprayer Reconnect T P l Check ON OFF switch 1 3 M I Disconnect TP2 and connectvolt meter to TP6 female and should r...

Page 13: ...icroswitch does notfunc long enough to check lamp condition then WARMING To reduce the risk of electric shut off immediately shock handle board by edges onbl Do not with the board1 allow any metal objects to come in contact Plug in and turn on sprayer Clearlamp should be on now removing the circuit off and unplug sprayer board over rides the optical detector Turn Check bourdon tube flag and detect...

Page 14: ... bridge 308 by substituting with a test See page 18 good bridge or by performing the bridge CAUTION Do not perform this check until armature is determined to be good A bad armature will immediately bum out a gcd bridge Check material supply Check for clogged intake strainer See page 26 Check for loose suction tubeor fittings Sea Page 2 6 WHAT ro DO When check I snot OK refer to this colul 1 Follow...

Page 15: ...essurewith small tips whicR muses low motor RPM and results in excessivehear build up 2 Check to see if ambient temperature where sprayer is located is more than 90 F 3 2 W or ifsprayer is located in direct sun 3 Check to see i f sprayer has been left in a s t a l l e d condition sprayerturned on perlods of hme preqrized but not operating for long It 3 k 4 1 2 3 3 4 t 1 2 3 WHAT TO DO When check i...

Page 16: ...er is unpiuggedl Disconnet wires from switch and check switch with ohm meter The ohm meter should read in with the switch ON finity with the ON OFF switch OFF and Zen CAUTION Ashort in the motor circuit wi bum the bridgeout immediately which infur closed mode usuallycausesthe ON OFFswitchto faii inth 1 Check electrical supply with volt meter Meter shouldread 105 to 125 VAC 2 Check tightness of pum...

Page 17: ...mature is shorted and the motor must bereplaced Ifthe motor does not spin freeiy and resists rotation the See page 31 Armature Brushes and Motor Wiring Open Connect the two black motor leads togetherwith a test Circuit Test Continuity lead Turn the motor fan by hand at about two revolutions per second If there is uneven or no turning resistance check the following a brokenbrush springs b brokenbru...

Page 18: ...r wires as indicatedbythe blackdotsfor each test then checkthe continuity In Tests 1 2 and 3 there should be NO continuity InTests4 5 and 6 connect the and meterwires as indicated check continuity thenswitch the meter wire connectionsandcheckcontinuityagain You should get NO continuity oneway and YES continuity the other way In Tests 7 and 8 connect the meter wires as indlcated by the black dots T...

Page 19: ...n the the connection ismade tion b e sure to properlymateconnectors and wire could loosen the connectorfrom the wire never pull on a wire to disconnect it Pulling ona 2 Route wires in the pressure control assembly carefully through the legs of the U shaped bourdon tube whereappropriate to avoid interfering with the bourdontube which moves asthe pressureset ting changes and to avoid pinching thewir...

Page 20: ...r to Fig 10 from the ON OFF switch 1302 Refer to Fig 10 Use the pliers to disconnectthe two blackwires the nut and rubber boot 13G3 from the toD of the Use a 5 8 socketwrench to loosen and remove pressure control box Remove the switch guard 3041 SeeFig 9 Remove the ON OFF switch Installthe new switch so the internal tab of the anti in the threads of the switch and the external tab rotation ring W ...

Page 21: ...Detail in Fig 12 Thelockwashers 333 must be in nt of the CAUTION bridge to avoidoverheating which will result in bridge failure Refer to the Detail in Fig 12 5 Installthe front screw lockwasherand nut 332 8 Reinstallthepressure control cover andscrews CIRCUIT BREAKER REPLACEMENT 1 Removethe pressure control cover and screw 2 Use a small screwdriverto slide the terminal adapter _ 3 Disconnect the s...

Page 22: ...m the board including the two heavyblackwires Refer to Fig14 Payclose attention to where connectionsare made 4 To removetheboard from the box pull out the black DhstiC tipped Din 330 Push the botfom of the circuit board toward the wall of theboxand carefully slidethe board out 5 Installthe board in the box at the sameangleas it was removed Reconnect the wires as indicated in Fig 14 paround blade o...

Page 23: ... to Circuit BoardReplacement on page 22 removethe circuit board and retain 7 Remove the conduit 1221 8 Usea llr open end wrench to loosen and remove the pressure control mounting screws 44 and washers 40 locatedbelowthe pressure control box Remove the box 9 Install the new pressure control assembly in the the conduit seal I s n o t shown1around the wires reverseorder of disassembly Be sure to rein...

Page 24: ...he gun Connect the gun to the page 11 Remove the spray hose and gun Install a outlet new test hose and connect the hose to the sprayer 2 Remove the pressure contml screws and cover 3 Remove the secondary ball velve 150 and elbow 188 Holdingthe nipple 344 with a wrench to pre vent it from turning rotate the tee 124 up and in stall the test gauge 0 0 in the tee 1124 See Fig 16 4 Place the pump sucti...

Page 25: ...ond part 8 Slowly push the tabbed end of the spring clip into the brush holder until the clip tab engages in the holdwand the rolled portion of the tension spring rests squarely on the brush 9 Route the brush lead to the terminal andtightenthe terminalscrews Be sure the brushlead does not touch any pert of the armature or motor housing of Fig 19 10 Test the brushes a With the ON OFF switch OFF tur...

Page 26: ... Disassembling the Pump Refer to Figures21and221 1 Unscrewthe intake valve 222 from the cylinder 2161 Remove the gasket 2061 ballguide 215 stop pin 207 and ball 204 from the valve Clean and inspect the parts for wear or damage replacing parts as needed Always usea new gasket includ ed in Repair Kit 820 0411 2 Unscrew and remove the packing nut 221 and 3 Use a plasticmallet to tapthe piston rod dow...

Page 27: ...to 3 to 4 in lb 0 34 to 0 35 Nm about finger tight 4 Use a pen to make a light mark onthepackings where they align with one of the flats on the nut See fig 2 3 5 Place ball 203 onpiston valve 224 Apply one valve Thenhand tighten the valveassembly into drop of thread locking compound onthreads of the piston rod just until the nut meets the face of the rod See Fig24 6 Place the flats of the rod in a...

Page 28: ...h with the faceof the bearing housing and the outlet nip ple 46 is straight back Push the retaining spring ting rod Tighten the locknut 38 very tight about 135 intothe groove allthe way aroundthe connec 70 ft lb 94Nm with a 2 in open endwrench and a light hammer Refer to Fig 2 5 14 Tighten the packing nut 221 just enough to stop leakage but no tighter Fill the wet cup packing nut 1 3 full with Gra...

Page 29: ...e bearinghousing with high quality motor oil Liberally pack the roller bearing in the connecting rod assembly 3 with bearinggrease 12 Assemble the connecting rod and bearing housing 27 13 Clean the mating surfaces of the bearing and drive housings 14 Align the connecting rod with the crank E and carefully align the locating pins in the drivehousing with the holes in the front cover 31 Pushthe bear...

Page 30: ...kwashers 651from the rear of the motor front end bell lb 7 30 Fig CAUPlON DO NOT allowthe gear cluster 9 to fall when ed if dropped Thegearmaystayengaged in removing the drive housing 2 Itis easi damag either the front end bell or the drive housing DO NOT lose the thrustballs 10 located at each end of the gear cluster 91or allow themto fall be with grease usuallystaysinthe shaft recesses tween gea...

Page 31: ...the gear cluster 9 to fall when ed ildropped Theclustermay stayengagedin either the front end bellor the drive housing end of the gear cluster 9 or allowthem to fall DO NOT lose the thrust balls 10 locatedat each between gaan The ball which is heavily covered withgrease usuallystaysinthe gear recesses but could be dislodged If caught betwaen gearsand not removed the balls will seriously damage the...

Page 32: ...0 359 BEARING HOUSING ASSEMBLY 8 in 1 91 93 31 820 370 FRONT COVER includes label l 32 820307 SCREW machine filh No E32 x 1 33 820 416 CAPSCREW socket head 318 x long 10 1 2 1 109 119 1 75 long 33 820305 SPRING retainina 4 1 2 1 1 1 1 1 1 1 2 1 1 1 1 1 121 123 36 820367 COVER pressure contml indudes 38 820353 NUT hex 1 5 8 thread 37 7 9 8 8 5 LAEEL Warning 39 820356 PUMP displacement s s a separat...

Page 33: ...Model 82o040 ULTIMATE NOVAm low ...

Page 34: ... 1 9 820 435 TERMINAL female 3 2 2 820430 TERMINAL female 321 820 423 TERMINAL male 3 2 4 62046 TERMINAL female 3230 439 TERMINAL female 325 a TERMINAL ring 327 820448 LOCKWASHER No 8 internal 329 820434 TIP pin black plastic 328 820 431 BUSHING Strain relief Includes items 302 303 304 34ElZkm3 1 1 1 1 1 1 1 1 3 2 1 1 3 1 1 1 QTY 330 820449 PIN 331 820427 SCREW machine flat head 1 3 3 2 4 820425 N...

Page 35: ... 6 I I ...

Page 36: ...8 2 0 3 5 2 GASKET 1 218 820 391 V PACKING plastic 3 207 8 2 0 3 8 2 PIN ball stop 2 1 203 820 3 1 V PACKING leather 1 2 1 212 8 2 0 3 8 6GLAND packing female 1 223 820 357 ROD piston 1 215 820 389 GUIDE b a l l 1 216 820354 CYLINDER 1 219 E20492 WASHER backup 205 820 381 SEAL u cup 1 217 820 390 V PACKING plastic 3 2tQ1 820 83 V PACKING leather 220 W0 393 GLAND packing 221 820 394 NUT packing wet...

Page 37: ...W ADDED ADDED ADDED ADDED 820 356 OLD PUmD NEW 820 392 Washer 219 K Z C 4 9 2 Washer to series B TERCHANGEABtLITY NOTE The NEW part is intel angeable with the OLD part listed directlyabove it QUANTITY CHANGE NOTE The number in paren theses in the Status column indicate the quantiq changed HOW TO ORDER REPLACEMENT PART 1 To besure you receive thecorrect replacement parts kit or accessories always g...

Page 38: ...d No 14 AWG 3wire 8 6 12 5 m long Stainless Steel Screen reusable Pump Inlet Size 3 4 npt w 3Oo I D chamfer FluidOutlet Size Primary 1 4 npsm m Secondary 114 npt m Weight 100 Ib 4 5 Kg approximately Wetted Parts Aluminum Delrin Nitralloy Nylon Polyethylene Polyurethane Rubber impregnated leather Stainless Steel Tungaen Carbide Zinc plated Steel Dimensions width 2 2 5 1571 5 mm Height 28 0 711 2 mm...