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Graco 820-116 Instructions-Parts List Manual

Airless paint sprayer
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INSTRUCTIONS-PARTS LIST
This manual contains important
warnings and information.
READ AND KEEP FOR REFERENCE.
INSTRUCTIONS
ELECTRIC, 120 VAC
ULTIMATE Plus + 1500
Airless Paint Sprayer
3000 psi (21.0 MPa, 210 bar) Maximum Working Pressure
Model 820–116, Series A (C.S.A.)
Basic sprayer on Upright cart without hose or gun
The SHERWIN-WILLIAMS COMPANY, CLEVELAND, OHIO 44115
COPYRIGHT 1997, GRACO INC.
820–232
Supersedes A
U.S. PATENT NO. 4,323,741, 4,397,610
PATENTED 1983, CANADA
AND OTHER PATENTS PENDING
Rev. H
and PCN F

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Summary of Contents for Graco 820-116

  • Page 1 ULTIMATE Plus + 1500 Airless Paint Sprayer 3000 psi (21.0 MPa, 210 bar) Maximum Working Pressure Model 820–116, Series A (C.S.A.) Basic sprayer on Upright cart without hose or gun The SHERWIN-WILLIAMS COMPANY, CLEVELAND, OHIO 44115 COPYRIGHT 1997, GRACO INC.

  • Page 2: Table Of Contents

    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 not sure, call Graco Technical Assis- tance at 1–800–543–0339. Do not alter or modify this equipment.

  • Page 3: Warnings

    WARNING WARNING INJECTION HAZARD Spray from the gun, leaks or ruptured components can inject fluid into your body and cause ex- tremely 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 may look like just a cut, but it is a serious injury.
  • Page 4 WARNING WARNING FIRE AND EXPLOSION HAZARD Improper grounding, poor ventilation, open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury. If there is any static sparking or you feel an electric shock while using this equipment, stop spraying immediately.
  • Page 5 Fig. 1 Motor (Under shield shown) DC motor, 120 Vac, 18A, 1 phase Pressure Adjusting Knob Controls fluid outlet pressure ON/OFF Switch, Circuit Breaker Power switch that controls 120 Vac power to sprayer; with circuit breaker Drive Assembly Transfers power from DC motor to the displacement pump Fluid Filter Filter of fluid between source and spray gun Secondary Fluid Outlet...

  • Page 6: Setup

    Setup 4. Check the electrical service. Be sure the electri- WARNING cal service is 120 VAC, 60 Hz, 20A. Use a properly grounded outlet. Do not remove the grounding If you supply your own hoses and spray gun, be prong of the power supply cord. Do not use an sure the hoses are electrically conductive, that the adapter.

  • Page 7: Operation

    Operation Pressure Relief Procedure 1. Engage the gun safety latch. 2. Turn the ON/OFF switch to OFF. WARNING 3. Unplug the power supply cord. 4. Disengage the gun safety latch. Hold a metal part INJECTION HAZARD of the gun firmly to a grounded metal pail. Trugger Fluid under high pressure can be in- the gun to relieve pressure.
  • Page 8 Operation WARNING CAUTION INJECTION HAZARD Do not run the sprayer dry for more than 30 sec- onds to avoid damaging the pump packings. To reduce the risk of serious injury, whenever you are instructed to relieve pressure, follow the Pressure Relief Procedure on page 7.
  • Page 9 Operation 9. Install the spray tip and tip guard. Engage the 3. Return the SwitchTip to the original position, disen- gun safety latch. Install the spray tip. If you are gage the gun safety latch, and resume spraying. using the RAC IV tip guard, refer to manual 4.

  • Page 10: Flushing

    Flushing 4. Changing from oil–base to water–base paint. WARNING Flush with mineral spirits, then warm, soapy water, and then clean water. INJECTION HAZARD To reduce the risk of serious injury, 5. Storage. Flush as indicated below, shut off the whenever you are instructed to relieve sprayer, open the pressure drain valve to relieve pressure, follow the Pressure Relief pressure and leave it open.
  • Page 11 Flushing 5. Remove the spray tip from the gun, if it is installed. WARNING 6. Turn the pressure adjusting knob all the way coun- INJECTION HAZARD terclockwise to lower the pressure setting. To reduce the risk of serious injury, whenever you are instructed to relieve 7.

  • Page 12: Troubleshooting

    Troubleshooting Before servicing this equipment always make sure to WARNING Relieve the Pressure. To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Check all possible problems and solutions before Pressure Relief Procedure on page 7. disassembling the unit.
  • Page 13 Troubleshooting TYPE OF PROBLEM WHAT TO CHECK WHAT TO DO When check is not OK refer to this column If check is OK, go to next check Motor runs and pump strokes, Check extension cord size and length. Replace cord with a larger size, grounding but output is low or there is no type extension cord.

  • Page 14: Motor Brush

    Motor Brush NOTE: Replace the brushes when they have worn to about 0.4 in (10 mm). Always check both brushes and replace them together. A Brush Repair Kit, 820–536, and the spring clip, 820–594, are available. Order sep- arately. NOTE: Replacement brushes may last only half as long as the original ones.

  • Page 15: Displacement Pump

    Pressure Relief sleeve and cylinder to your Graco distributor for Procedure on page 7. removal. 1. Flush the pump, if possible, and relieve pressure again.
  • Page 16 Displacement Pump Disassembly NOTE: Parts included in the Packing Repair Kit, 820–672, are marked with an asterisk (*) in the text and drawings. Use all the new parts in the kit. 1. Loosen the packing nut (216) and remove plug (205).
  • Page 17 Displacement Pump Pump Reassembly 1. Clean the piston valve threads. One at a time, stack the backup washer (203*), seal (215*) (with 225* lips facing down), and female gland (214*) on the piston. Alternately stack the polyethylene (212*) and leather (206*) packings (lips facing up) on the piston.
  • Page 18 Displacement Pump 7. Loosely install the packing nut (216) and plug (205). See Fig. 29. 8. Place a o-ring (217*) in the cylinder. Slide the sleeve in to the cylinder to seat the o-ring. See Fig. 30. Remove the sleeve. 9.
  • Page 19 Be sure to tighten the locknut firmly. Torque to 70 ft-lb (97 N.m) 5. Tighten the packing nut/ wet-cup just enough to stop leakage, but no tighter. Fill the wet-cup/pack- ing nut 1/3 full with Graco TSL. See Fig. 40. Fig. 39 Fig. 40 Fig. 36...

  • Page 20: Pressure Control

    Pressure Control WARNING INJECTION HAZARD To reduce the risk of serious injury, whenever you are instructed to relieve pressure, follow the Pressure Relief Procedure on page 7. NOTE: Refer to Fig. 41 except where noted. 1. Disconnect the hose (47). 2.

  • Page 21: Motor

    Motor 4. Unscrew the connector (54) from the motor and WARNING remove the conduit (22). INJECTION HAZARD 5. Remove the screws (51) from the recess of the drive housing. To reduce the risk of serious injury, whenever you are instructed to relieve 6.

  • Page 22: Bearing Housing & Connecting Rod

    Bearing Housing & Connecting Rod NOTE: Stop the sprayer at the bottom of its stroke to WARNING get the crank (H) in its lowest position.To lower the crank manually, rotate the blades of the motor fan with INJECTION HAZARD a screwdriver. To reduce the risk of serious injury, whenever you are instructed to relieve 1.

  • Page 23: Drive Housing

    Drive Housing 7. Tap the drive housing (18) with a plastic mallet to WARNING loosen it from the motor bell, then pull it straight off. INJECTION HAZARD To reduce the risk of serious injury, CAUTION whenever you are instructed to relieve pressure, follow the Pressure Relief To avoid damage to the drive housing: Procedure on page 7.

  • Page 24: Sprayer Parts Drawing

    Sprayer Parts Drawing 9 18a 10 18b Ref 61 Ref 6 16 96 Ref 47 23,74 Label Inside cover Outside cover 97,98 54,74 Ref 92...

  • Page 25: Sprayer Parts

    Sprayer Parts List Model 820–116, Series A (C.S.A) Includes items 1–98 Basic Sprayer NO. PART NO. DESCRIPTION NO. PART NO. DESCRIPTION PRESSURE CONTROL KIT NEW 220–854 MOTOR KIT 224–018 108–982 CONNECTOR Includes items 13, 16, 23, 28(2), 100–259 SCREW, mach, 8–32 x 3/8 34, 84(4), and 87 824–011 COVER, front, u-1500...

  • Page 26: Displacement Pump Parts Drawing And List

    Displacement Pump Parts Drawing and List Model 220–872 Series A Sleeved Displacement Pump Includes items 202 to 225 NO. PART NO. DESCRIPTION 202* 107–098 SEAL, sleeve 203* 108–690 SEAL, u–cup, polyurethane 209* 204* 108–775 BALL; sst 183–171 PLUG 1 225* 206* 183–174 V–PACKING, leather 207* 183–175...

  • Page 27: Technical Data

    English or French, order one of the following la- Includes two guns. bels to apply to your sprayer. The drawing below shows the best placement of these labels for good visibility.Order the labels directly from Graco, free SPRAY GUN 820–077 of charge.
  • Page 28 Graco distributor to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective.

This manual is also suitable for:

Ultimate plus+ 1500

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