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Graco 220-856 manual

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Table of contents for the manual

  • Page 1

    307–830 Rev . F Supersedes Rev . E First choice when quality counts.  INSTRUCTIONS-P ARTS LIST INSTRUCTIONS This manual contains important warnings and information. READ AND KEEP FOR REFERENCE. EM590  Airless Paint Sprayer 2750 psi (190 bar , 19 MPa) Maximum Working Pressure Model 220–856, Series D Basic sprayer on Upright cart without ho[...]

  • Page 2

      T able of Contents W arnings 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Setup 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Startup 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Maintenance 8 . . . . . . . . . . . [...]

  • Page 3

      W ARNING INJECTION HAZARD Spray from the gun, leaks or ruptured components can inject fluid into your body and cause extremely serious injury , including the need for amputation. Fluid splashed in the eyes or on the skin can also cause serious injury .  Fluid injected into the skin is a serious injury . The injury ma[...]

  • Page 4

    4 307-830 W ARNING INSTRUCTIONS EQUIPMENT MISUSE HAZARD Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury .  This equipment is for professional use only .  Read all instruction manuals, tags, and labels before operating the equipment.  Use the equipment only for its intended purpose. If you are[...]

  • Page 5

    307-830 5 Setup W ARNING T o reduce the risk of serious bodily injury caused by static sparking, fluid injection or over–pressuri - zation and rupture of the hose or gun, all hoses must be electrically conductive, the gun must have a tip guard, and each part must be rated for at least 2750 psi (190 bar , 19 MPa) Working Pressure. CAUTION T o avoi[...]

  • Page 6

    6 307-830 Setup Fig. 1 15b 85 87 86 11 4 221   Keep 1/3 full with TSL at all times Never install any shutof f device here   01744C[...]

  • Page 7

      Startup Use this procedure to help you start and operate the sprayer properly and safely . W ARNING INJECTION HAZARD T o reduce the risk of serious bodily injury , follow the Pressure Relief Proce - dure W arning on page 1 1 before check - ing or repairing any part of the spray system. NOTE: Flush the sprayer if this is[...]

  • Page 8

      Maintenance W ARNING INJECTION HAZARD T o reduce the risk of serious bodily injury , follow the Pressure Relief Proce - dure W arning on page 1 1 before check - ing or repairing any part of the spray system. Cleaning a Clogged Tip W ARNING To reduce the risk of serious bodily injury from from fluid injection: NEVER oper[...]

  • Page 9

    307-830 9 Flushing NOTE: Several flushes may be required to clean the system and prepare it for the next fluid or storage. Use this chart to determine the required flushes and use the procedure below for flushing. *Use this category for flushing a brand new sprayer and flushing after storage. System has this fluid in it: Next fluid to be sprayed: F[...]

  • Page 10

    10 307-830 Application Methods Hold the gun perpendicular to the surface. Keep the gun at an even 12 to 14 in. (300 to 356 mm) from the surface you are spraying. See Fig. 7. Begin moving the gun horizontally at a steady rate. Start the spray stroke of f the target surface and pull the trigger as the gun is moving. Then, while the gun is still movin[...]

  • Page 11

    307-830 11 T roubleshooting W ARNING Pressure Relief Procedure T o reduce the risk of serious bodily injury always follow this procedure before checking or repairing the sprayer . 1. Engage the gun safety latch. 2. T urn the ON/OFF switch to OFF . 3. Unplug the power supply cord. 4. Disengage the gun safety latch. Hold a metal part of the gun firml[...]

  • Page 12

    12 307-830 T roubleshooting PROBLEM CAUSE SOLUTION Paint leaks into wet-cup Packing nut is loose T ighten. See page 8. Throat packings are worn or damaged Replace packings. See page 14. Excessive surging from spray gun Spray tip or fluid filter is plugged Disassemble and clean. Spray tip too big or worn Change spray tip. Paint too viscous Thin the [...]

  • Page 13

    307-830 13 Motor Brush Replacement NOTE: Replace the brushes when they have worn to less than 10 mm. See Fig. 12. Always replace both brushes at the same time. A Brush Repair Kit, 220–853, and spring clip, 1 10–816, are available. NOTE: Replacement brushes may last only half as long as the original ones. T o maximum brush life, break in new bru[...]

  • Page 14

      Displacement Pump 01746B Fig. 14 222 30 4 49 223 6 50 51 A T orque to 80 ft–lb (107 N.m) 3 52 32 76 75 74   W ARNING INJECTION HAZARD T o reduce the risk of serious bodily injury , follow the Pressure Relief Proce - dure W arning on page 1 1 before check - ing or repairing any part of the spray system. Removi[...]

  • Page 15

      Connecting Rod and Bearing Housing W ARNING INJECTION HAZARD T o reduce the risk of serious bodily injury , follow the Pressure Relief Proce - dure W arning on page 1 1 before check - ing or repairing any part of the spray system. NOTE: Refer to Fig. 16. 1. Remove the pail hanger (7). 2. Remove the front cover (12). [...]

  • Page 16

      Drive Housing W ARNING INJECTION HAZARD T o reduce the risk of serious bodily injury , follow the Pressure Relief Proce - dure W arning on page 1 1 before check - ing or repairing any part of the spray system. NOTE: Refer to Fig. 17 for this procedure. NOTE: Stop the sprayer at the bottom of its stroke to get the cra[...]

  • Page 17

    307-830 17 Motor W ARNING INJECTION HAZARD T o reduce the risk of serious bodily injury , follow the Pressure Relief Proce - dure W arning on page 1 1 before check - ing or repairing any part of the spray system. NOTE: Refer to Fig. 18. 1. Remove the four screws (13) and front cover (12). Disconnect the hose (30) and drain hose (80). 2. Remove the [...]

  • Page 18

      Motor 01754C Fig. 18 12 14 10 9 14c 14b 56 16b 14a 54 30 53 16 34 103 80 21 35   103 27 D C Conduit Seal Detail 103 18 Partial W iring Diagram 13 70 25 4 33 1 3 4 2 Conduit seal (18) shown installed in con - duit connector (103) 3 Motor leads 2 2 All wires to the over-pressure switch (C) and t[...]

  • Page 19

      Pressure Control W ARNING INJECTION HAZARD T o reduce the risk of serious bodily injury , follow the Pressure Relief Proce - dure W arning on page 1 1 before check - ing or repairing any part of the spray system. CAUTION Do not remove the nipple (105e) or elbow (105d) from the pressure control unless they are damaged[...]

  • Page 20

      Pressure Control RED WHITE         101 102 18 68 Fig. 20 All wires to the over-pressure switch (C) and the pressure switch (D) must be insulated with shrink tubing or electrical tape. D C  [...]

  • Page 21

    307-830 21 Pressure Control Adjustment W ARNING USE EXTREME CAUTION WHEN PERFORMING THIS ADJUSTMENT PROCEDURE to reduce the risk of a fluid injection injury or other serious bodily injury , which can result from component rupture, electric shock, fire, explosion or moving parts. This procedure sets the sprayer to 2750 psi (190 bar) MAXIMUM WORKING [...]

  • Page 22

      Pressure Control Adjustment Fig. 22 A B D TIGHTEN C 0750 68 E + NOTE: Refer to Fig. 22 for the remainder of this procedure. 2. Remove the plug (68). 3. Open the needle valve slightly . T urn the pressure adjusting knob (A) to the minimum setting. 4. Plug in the sprayer and turn the switch (E) ON. Increase the pressur[...]

  • Page 23

      Parts – Pressure Control Part No. 220–858 Pressure Control Assembly Includes replaceable items listed below RED WHITE         101 102 11 8 1 13,1 10,1 12 11 5 105 105b 105c 105a 104 105d 105f 106,107 105f 1[...]

  • Page 24

      Parts – Upright Sprayer Detail A 12,41 35 1g 1e 1f 1d Detail B 50 6 4 3 2 76 75 74 32 30 49 5 14c 14b 14a 16b 56 33 34 33 54 53 16a 16 25 53 54 1b 1a 48 45 62 1c 86 85 87 13 7 51 52 14 9 10 15a 15 15b 43 44 Ref 30 27 22,24 70 21 23 11 20 35 Ref 75 See Detail A Model 220–856, Series D Includes items 1 to 81 Model [...]

  • Page 25

      Parts – Upright Sprayer Model 220–856, Series D Includes items 1 to 81 Model 231–590, Series A Includes items 1 to 87 Ref No. Part No. Description Qty Ref. No. Part No. Description Qty . 1 220–365 CAR T ASSEMBL Y Includes items 1a – 1g 1 1a 101–242 .RET AINING RING 2 1b 176–884 .W ASHER, plain, 5/8” 2[...]

  • Page 26

      Notes[...]

  • Page 27

      T echnical Data Electric Motor 3/4 HP , DC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Electric Cord 14 A WG, 3 wire . . . . . . . . . . . . . . . . . . . . . . . . . . . . Power Requirements 120 V AC, 60 Hz, 15A . . . . . . . . . . . . . . . Maximum Working Pressure 2750 psi (190 bar) . . . . . . .[...]

  • Page 28

      Graco W arranty Graco warrants all equipment listed in this manual which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use. With the exception of any special extended or limited war[...]