Graco 824910 Instructions Manual
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Graco 824910 Instructions Manual

Graco 824910 Instructions Manual

Airless paint sprayer
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INSTRUCTIONS-PARTS LIST
This manual contains important
warnings and information.
READ AND KEEP FOR REFERENCE.
INSTRUCTIONS
ULTiMATEr Mx 695
Airless Paint Sprayer
3000 psi (207 bar, 20.7 MPa) Maximum Working Pressure
120 VAC
824910, A
Hi-boy sprayer
824912, B
Lo-boy sprayer
Component Function and Identification
General Repair Information
Grounding
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The SHERWIN-WILLIAMS COMPANY, CLEVELAND, OHIO 44115
824912

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ECOPYRIGHT 1999, GRACO INC.
TI0038B
Related Manuals
Operation
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Displacement Pump
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Fluid Filter
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Dimensions
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Accessories
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309069
Rev. C
TI0039
824910
309068
308815
308249
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Summary of Contents for Graco 824910

  • Page 1: Table Of Contents

    ....... . The SHERWIN–WILLIAMS COMPANY, CLEVELAND, OHIO 44115 ECOPYRIGHT 1999, GRACO INC.
  • Page 2 Component Function and Identification 824910 Fig. 1 TI0040 Motor (Under shield shown) DC motor, permanent magnet, totally enclosed, fan cooled Pressure Adjusting Knob Controls fluid outlet pressure ON/OFF Switch Power switch that controls VAC main power to sprayer Drive Assembly...
  • Page 3 General Repair Information WARNING CAUTION To reduce risk of pressure control malfunction: EXPLOSION HAZARD Motor and drive housing are very hot Use needle nose pliers to disconnect a wire. Never during operation and could burn skin if pull on wire, pull on connector. touched.

  • Page 4: Troubleshooting

    Grounding Plug that could cause serious injury or death. Outlets 1. The 824910 and 824912 require 120 VAC, 60 HZ, 15A with a grounding receptacle. See Fig. 2. 2. Do not alter ground prong or use adapter. 120 VAC plug and outlet Fig.
  • Page 5 Basic Problem Solving TYPE OF WHAT TO CHECK WHAT TO DO PROBLEM If check is OK, go to next check When check is not OK, refer to this column Electrical 4. Motor brushes for the following: 4. Refer to page 10. (continued) a.
  • Page 6 Basic Problem Solving TYPE OF WHAT TO CHECK WHAT TO DO PROBLEM If check is OK, go to next check When check is not OK, refer to this column 11. Motor thermal cutout switch. Connect ohmmeter between 11. Allow motor to cool. Correct cause of motor yellow leads.
  • Page 7 Intermediate Problem Solving TYPE OF WHAT TO CHECK WHAT TO DO PROBLEM If check is OK, go to next check When check is not OK, refer to this column Drain valve 1. Drain valve for correct torque and/or worn parts. Check for 1.
  • Page 8 Intermediate Problem Solving TYPE OF WHAT TO CHECK WHAT TO DO PROBLEM If check is OK, go to next check When check is not OK, refer to this column Spray pattern 3. Pressure adjustment potentiometer (77) by replacing 3. Replace potentiometer. See page 14.. variations with a new one.

  • Page 9: Motor Test

    Motor Test Armature Short Circuit Test Relieve pressure; page 3. 1. Remove fan cover (B). See Fig.3. 2. Spin motor fan by hand. If there are no shorts, For checking armature, motor winding and brush motor coasts two or three revolutions before electrical continuity.

  • Page 10: Motor Brushes

    Motor Brushes NOTE: Replace brushes worn to less than13 mm WARNING (0.5 in.). Check both brushes. Use Brush Repair Kit 236967 for motor brush repair. ELECTRIC SHOCK HAZARD Do not touch the brushes, leads, springs or brush holders while the sprayer is plugged in to reduce the risk of electric Relieve pressure;...

  • Page 11: Displacement Pump

    4. Tighten packing nut (202) enough to stop leakage, 6. Use a screwdriver to push retaining spring (15) up but no tighter. Fill packing nut full with Graco TSL. and push out pin (14). Push plug (201) into packing nut.

  • Page 12: Motor

    Motor NOTE: See Fig. 12 except where noted. 10. Align new motor with cart and reinstall screws (75). 1. Try to stop pump with piston rod (222) in lowest 11. Assemble drive housing to motor. Follow steps 9 position. To lower piston rod manually, remove to 15 on page 15.

  • Page 13: Pressure Control Repair

    Pressure Control Repair Motor control board removal/installation 6. Install new motor control board (22a) with four screws. Reconnect all wires and secure heat sink Relieve pressure; page 3. (22) to junction box (20). CAUTION 2. Remove screws (25, 26) and lower heat sink (22) and motor control board (22a).

  • Page 14: Power Cord

    Power Cord 4. Loosen strain relief bushing (29). Remove power cord (30). Relieve pressure; page 3. 5. Install new cord (30) in reverse order of disassem- 2. Remove screws (25, 26) and lower heat sink (22). bly. See Fig. 12. 3.

  • Page 15: Drive Housing, Connecting Rod, Crankshaft

    Drive Housing, Connecting Rod, Crankshaft NOTE: Inspect parts as they are removed. Replace 7. Tap lower rear of drive housing (2) with a plastic parts that are worn or damaged. mallet to loosen motor. Pull drive housing straight off motor. 8.

  • Page 16: Pressure Transducer

    Pressure Transducer NOTE: See Fig. 14 and 15 for this procedure. 3. Guide harness up through leg and notch of drive housing (2). Secure guide wire over connector. NOTE: The pressure transducer (67) cannot be re- 4. While pulling guide wire out through bottom of paired or adjusted.
  • Page 17 Pressure Transducer Seal Installation 4. Lightly grease or oil transducer (67) and install pump (18). See page 11. 1. Lightly coat cleaned packing recess in manifold with a light grease or oil. 2. Heat seal (69) in hot water for several minutes. CAUTION Excess pressure from the probes or fingernails will damage the packing and cause subsequent leakage.

  • Page 18: Drain Valve

    Drain Valve Repair Relieve pressure; page 3. 1. Unscrew spring retainer from valve body. Remove spring, washers and stem/ball. Clean any debris from ball or seat area. 2. Turn handle (54) to closed position. Drive out pin (53). Remove handle. 2.

  • Page 19: Technical Data

    If you have painters who do not read English, order one of the following labels 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 of charge: Apply other 1–800–328–0211 language here French...

  • Page 20: Sprayer Parts

    Sprayer Parts 824912, B 7 41 2a 13 50 Ref 47 Ref 80 Ref 67 Ref 77 Ref Pressure Control Box 30 Ref (Bottom View) TI0047 309069...
  • Page 21 Sprayer Parts 824912, B Ref. Ref. Part No. Description Qty. Part No. Description Qty. 240133 KIT, housing, drive 240038 FILTER, fluid 100069 BALL, thrust see manual 308249 101682 SCREW, sch, 1/4–20 x .625 195186 CLIP, spring 105510 LOCKWASHER, 1/4 hi–collar 244040 HOSE, drain 235014...
  • Page 22 Sprayer Parts 824910, A 2a 13 82 Ref 67 Ref 77 Ref Pressure Control Box 30 Ref (Bottom View) TI0048 309069...
  • Page 23 Sprayer Parts 824910, A Ref. Ref. Part No. Description Qty. Part No. Description Qty. 240133 KIT, housing, drive 240038 FILTER, fluid 100069 BALL, thrust Manual 308249 101682 SCREW, sch, 1/4–20 x .625 192648 CLIP, spring 105510 LOCKWASHER, 1/4 hi–collar 235014...

  • Page 24: Graco Warranty

    Graco’s written recommendations. This warranty does not cover, and Graco shall not be liable for general wear and tear, or any malfunction, damage or wear caused by faulty installation, misapplication, abrasion, corrosion, inadequate or improper maintenance, negligence, accident, tampering, or sub- stitution of non–Graco component parts.

This manual is also suitable for:

Ultimate mx 695824912

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