Instruction/ maintenance manual of the product 231-055 Graco
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INSTRUCTIONS-P ARTS LIST 307–758 Re v . R Supersede s Re v . P ELECTRIC, 120 V AC UL TRA 500 AIRLESS P AINT SPRA YER 2750 psi (195 bar) MAXIMUM WORKING PRESSURE Model 231–032, Series C Basic s.
2 307–758 T ABLE OF CONTENTS INTRODUCTION 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . W ARNINGS English 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . French 6 . . . . . . . . . . . . . . . . . . . . . .
307–758 3 DISPLACEMENT PUMP Fig 3–1 PRESSURE DRAIN V AL VE 3 ft. (0.9 m) HOSE DRIVE ASSEMBL Y FLUID FIL TER PRESSURE ADJUSTING KNOB MOTOR ON/OFF SWITCH TRIGGER SAFETY SHOWN ENGAGED PRESSURE CONTRO.
4 307–758 SAFETY W ARNINGS HIGH PRESSURE SPRA Y CAN CAUSE SERIOUS INJUR Y. FOR PROFESSIONAL USE ONL Y . OBSER VE ALL W ARNINGS Read and understand all instruction manuals before operating equipment. FLUID INJECTION HAZARD General Safety This equipment generates very high fluid pressure.
307–758 5 MOVING P ARTS HAZARD Moving parts can pinch or amputate your fingers or other body parts. KEEP CLEAR of moving parts when starting or operating the sprayer . Follow the Pressure Relief Procedure on page 2 before checking or servicing any part of the sprayer , to prevent it from starting accidentally .
6 307–758 A VERTISSEMENT La pulvérisation à haute pression peut causer des blessures très graves. Réservé exclusivement à l’usage professionnel. Observer toutes les consignes de sécurité. Bien lire et bien comprendre tous les manuels d’instructions avant d’utiliser le matériel.
307–758 7 RISQUES EN CAS DE MAUV AISE UTILISA TION DU MA TERIEL Consignes générales de sécurité T oute utilisation anormale de l’appareil de pulvérisation ou des accessoires comme, par exempl.
8 307–758 ADVERTENCIA EL ROCIADO a AL T A PRESIÓN PUEDE CAUSAR GRA VES LESIONES. SOLO P ARA USO PROFESIONAL. RESPETE LOS A VISOS DE ADVERTENCIA. Lea y entienda todo el manual de instrucciónes antes de manejar el equipo. PELIGRO DE INYECCIÓN DE FLUIDO Seguridad general Este equipo genera un fluido a una presión muy alta.
307–758 9 PELIGRO POR MAL USO DEL EQUIPO Seguridad general Cualquier mal uso del equipo pulverizador o los accesorios, tal como sobre presurización, modificación de piezás, uso de matériales y p.
10 307–758 SETUP W ARNING To reduce the risk of serious bodily injury from static sparking, fluid injection, or over pressurization and rupture of the hose or gun, all hoses must be electri - cally conductive, the gun must have a tip guard, and each part must be rated for at least 2750 psi (195 bar) Maximum Working Pressure.
307–758 11 SETUP RAC IV TIP GUARD MAIN HOSE 1/4 in. x 50 ft ON/OFF SWITCH 1/4 npsm(m) FLUID OUTLET NIPPLE DO NOT INST ALL ANY SHUT OFF DEVICE HERE PRESSURE ADJUSTING KNOB PRESSURE DRAIN V AL VE 3/16 in.
12 307–758 OPERA TION Use this procedure each time you start the sprayer to help ensure the sprayer is ready to operate and that you start it safely . W ARNING To reduce the risk of serious injury , follow the illus - trated Pressure Relief Procedure warning on page 4 whenever you are instructed to relieve pres - sure.
307–758 13 MAINTENANCE Cleaning a Clogged Tip W ARNING To reduce the risk of serious injury , follow the illus - trated Pressure Relief Procedure warning on page 4 whenever you are instructed to relieve pres - sure.
14 307–758 SHUTDOWN AND CARE W ARNING To reduce the risk of serious injury , follow the illus - trated Pressure Relief Procedure warning on page 4 whenever you are instructed to relieve pres - sure. 1. Check the packing nut/wet-cup daily . First relieve pressure.
307–758 15 FLUSHING GUIDELINES NOTE: Several flushes are often required to thoroughly clean the system and prepare it for the next fluid to be sprayed, or to store the sprayer . Use this chart to determine the required flushing order for the fluid you are using, and then follow the procedure below for flushing.
16 307–758 TROUBLESHOOTING GUIDE W ARNING Pressure Relief Procedure T o reduce the risk of serious bodily injury , including fluid injection, injury from splashing fluid or solvent in the eyes or on.
307–758 17 TYPE OF PROBLEM WHA T T O CHECK If check is OK, go to next check WHA T T O DO When check is not OK refer to this column 1 . Check leads from bridge (308) to motor to be sure they are securely fastened and properly mated. 1. Replace loose terminals; crimp to leads.
18 307–758 MOTOR WON’T OPERA TE TYPE OF PROBLEM WHA T T O CHECK If check is OK, go to next check WHA T T O DO When check is not OK refer to this column Condition B (continued) Both lamps of f 6. Check motor thermal cutout switch. Connect volt meter to TP6 female and TP9 female.
307–758 19 LOW OUTPUT TYPE OF PROBLEM WHA T T O CHECK If check is OK, go to next check WHA T T O DO When check is not OK refer to this column Low Output 1. Check for worn spray tip. 1. Follow Pressure Relief Procedure W arn- ing then replace tip. See your separate gun or tip manual.
20 307–758 NO OUTPUT TYPE OF PROBLEM WHA T T O CHECK If check is OK, go to next check WHA T T O DO When check is not OK refer to this column Motor runs and pump strokes 1. Check paint supply . 1. Refill and reprime pump. 2. Check for clogged intake strainer .
307–758 21 MOTOR IS HOT AND RUNS INTERMITTENTL Y TYPE OF PROBLEM WHA T T O CHECK If check is OK, go to next check WHA T T O DO When check is not OK refer to this column 1. Determine if sprayer was operated at high pressure with small tips, which causes low motor RPM and excessive heat build up.
22 307–758 SPIN TEST W ARNING To reduce the risk of serious injury , follow the illus - trated Pressure Relief Procedure warning on page 24 whenever you are instructed to relieve pressure. For checking armature, motor winding and brush electri - cal continuity .
307–758 23 BRIDGE TEST W ARNING To reduce the risk of serious injury , follow the illus - trated Pressure Relief Procedure warning on page 24 whenever you are instructed to relieve pressure. Remove the bridge from the pressure control box and perform this test to determine if the bridge is functional.
24 307–758 GENERAL REP AIR INFORMA TION Pressure Relief Procedure To reduce the risk of serious bodily injury , including fluid in - jection, splashing fluid or solvent in the eyes or on the skin, o.
307–758 25 MOTOR BRUSH REPLACEMENT NOTE: Replace the brushes when they have worn to less than 1/2 in. See STEP 1, Fig 25–3. Note that the brushes wear dif ferently on each side of the motor , so check them both. Brush Repair Kit 220–853 is available.
26 307–758 POWER SUPPL Y CORD REPLACEMENT W ARNING To reduce the risk of serious injury , follow the illus - trated Pressure Relief Procedure warning on page 24 whenever you are instructed to relieve pressure. NOTE: Read the GENERAL REP AIR INFORMA TION on page 24 before doing this procedure.
307–758 27 BRIDGE RECTIFIER REPLACEMENT W ARNING To reduce the risk of serious injury , follow the Pres- sure Relief Procedure warning on page 24 when - ever you are instructed to relieve pressure. NOTE: Read the GENERAL REP AIR INFORMA TION on page 24 before doing this procedure.
28 307–758 CIRCUIT BOARD REPLACEMENT W ARNING To reduce the risk of serious injury , follow the illus - trated Pressure Relief Procedure warning on page 24 whenever you are instructed to relieve pressure. NOTE: Read the GENERAL REP AIR INFORMA TION on page 24 before doing this procedure.
307–758 29 PRESSURE CONTROL REPLACEMENT W ARNING T o reduce the risk of serious injury , follow the illustrated Pressure Relief Procedure warning on page 24 when- ever you are instructed to relieve pres- sure. NOTE: Read the GENERAL REP AIR INFORMA TION on page 24 before doing this procedure.
30 307–758 PRESSURE CONTROL ADJUSTMENT This procedure sets the sprayer to 2750 psi (195 bar) MAXIMUM WORKING PRESSURE and sets the overpressurization switch (microswitch) to approxi- mately 3600 psi (242 bar).
307–758 31 PRESSURE CONTROL ADJUSTMENT 6. Plug in the sprayer . 7. T urn the pressure control knob (B) to the minimum setting (fully counterclockwise), and turn the sprayer ON. THE DISPLACEMENT PUMP SHOULD NOT CYCLE If it does cycle , remove the plug (15) from the bottom of the pressure control.
32 307–758 DRIVE HOUSING, CONNECTING ROD & CRANKSHAFT REPLACEMENT W ARNING To reduce the risk of serious injury , follow the illus - trated Pressure Relief Procedure warning on page 24 whenever you are instructed to relieve pressure. NOTE: Read the GENERAL REP AIR INFORMA TION on page 24 before doing this procedure.
FILL CA VITY WITH SAE 10 NON–DETERGENT MOT OR OIL Fig 33–2 39 68 8 71 8 75 18 14 58 69a 69 69b 73 18 25 70 57 22 41 43 42 63 LUBRICA TE LIBERALL Y P ACK WITH GREASE LIBERALL Y P ACK WITH GREASE LIBERALL Y P ACK WITH GREASE 01580 60 44 33 32 30 307–758 33 DRIVE HOUSING, CONNECTING ROD & CRANKSHAFT REPLACEMENT 14.
34 307–758 MOTOR REPLACEMENT W ARNING To reduce the risk of serious injury , follow the illus - trated Pressure Relief Procedure warning on page 24 whenever you are instructed to relieve pressure. NOTE: Read the GENERAL REP AIR INFORMA TION on page 24 before doing this procedure.
307–758 35 MOTOR REPLACEMENT Fig 35–1 32 345 1 DET AIL Shows position of conduit seal (26) in conduit connector (345) 26 345 68 8 7 9 57 25 18 73 69a 69 71 69b 75 18 54 58 39 or 5 01581 WIRING DIA.
36 307–758 DISPLACEMENT PUMP REP AIR W ARNING To reduce the risk of serious injury , follow the Pres- sure Relief Procedure warning on page 24 when - ever you are instructed to relieve pressure. NOTE: Read the GENERAL REP AIR INFORMA TION on page 24 before doing this procedure.
307–758 37 DISPLACEMENT PUMP REP AIR 3. T ighten the packing retaining nut (21 1) against the piston valve (222) to 19 ft-lb (27 N.m). Note the alignment of the piston (222) to the pack - ing retainer nut (21 1). Maintain this alignment through Steps 5, 6 and 7.
38 307–758 DISPLACEMENT PUMP REP AIR 219 PISTON ASSEMBL Y 218 T APERED END Fig 38-1 0030 12. Slide the sleeve/piston rod assembly INT O THE BOTTOM OF THE CYLINDER . This is to prevent packing damage during reassembly . See Fig 38–1. 13. Screw down the cylinder locknut (41) until it is finger tight at the bottom of the external cylinder threads.
307–758 39 P ARTS DRA WING & LIST – DISPLACEMENT PUMP Model 222–584, Series A Sleeved Displacement Pump Includes items 202 to 225 REF NO. P ART NO.
40 307–758 P ARTS – COMPLETE SPRA YER Model 231–032, Series C Basic Sprayer with Upright Cart Includes items 1 to 98 Model 231–041, Series B Complete Sprayer with Upright Cart Includes items 1.
307–758 41 P ARTS DRA WING – UPRIGHT SPRA YER Model 231–032, Series C Includes items 1 to 98 Model 231–041, Series B Includes items 1 to 102 REF NO. P ART NO. DESCRIPTION QTY REF NO. P ART NO. DESCRIPTION QTY 1 065–099 CONDUIT , specify length when ordering 0.
42 307–758 P ARTS DRA WING – LO-BOY SPRA YER Model 231–054, Series D Basic Sprayer with Lo-Boy Cart Includes items 1 to 98 Model 231–055, Series B Complete Sprayer with Lo-Boy Cart Includes it.
307–758 43 P ARTS LIST – LO-BOY SPRA YER Model 231–054, Series D Includes items 1 to 98 Model 231–055, Series B Includes items 1 to 102 REF NO. P ART NO. DESCRIPTION QTY REF NO. P ART NO. DESCRIPTION QTY 1 065–099 CONDUIT , specify length when ordering 0.
44 307–758 P ARTS DRA WING & LIST – PRESSURE CONTROL PRESSURE CONTROL ASSEMBL Y 220–455 Includes all items listed below , except the terminals. The terminals are included with the circuit board (item 72). The terminals listed in this parts list are shown on the wiring diagram on page 45.
307–758 45 WIRING DIAGRAM AC1 AC2 G1 G2 _ + WHITE BLUE YELLOW RED GREEN BLACK WHITE GROUND WIRE BLACK POWER SUPPL Y CORD THERMAL SWITCH MOTOR CIRCUIT BOARD 218–405, 5 WIRES 336 Ref.
46 307–758 ACCESSORIES 5 6 7 8 9 10 2 1 0162 3 4 Ref Part No. No. Name Qty 1 156–589 UNION 1 2 214–961 HOSE, 3/4 ID, 6 ft 1 3 156–591 ELBOW 1 4 156–593 P ACKING 1 5 100–220 THUMBSCREW 6 17.
307–758 47 TECHNICAL DA TA Power Requirements 120 V AC, 60Hz, . . . . . . . . . . . . . . . . . . . 1 phase, 15 amp minimum or 2500 W att generator Motor 1/2 HP , DC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Working Pressure Range 0 – 2750 psi (0 – 195 bar) .
48 307–758 THE GRACO W ARRANTY AND DISCLAIMERS W ARRANTY Graco warrants all equipment manufactured by it and bearing its name to be free from defects in material and workman - ship on the date of sale by an authorized Graco distributor to the original purchaser for use.
An important point after buying a device Graco 231-055 (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 231-055 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 231-055 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Graco 231-055 you will learn all the available features of the product, as well as information on its operation. The information that you get Graco 231-055 will certainly help you make a decision on the purchase.
If you already are a holder of Graco 231-055, 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 231-055.
However, one of the most important roles played by the user manual is to help in solving problems with Graco 231-055. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Graco 231-055 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
