Graco B Series Instructions-Parts List Manual
Graco B Series Instructions-Parts List Manual

Graco B Series Instructions-Parts List Manual

Stainless steel, waterbase compatible fluid pressure regulator
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Instructions - Parts List
STAINLESS STEEL, WATERBASE COMPATIBLE
Fluid Pressure Regulator
For use in air-assisted system to regulate pressure to gun.
Fluid regulator valve is cartridge mounted for quick, in-line replacement.
Model 222121, Series B
1500 psi (10.3 MPa, 103 bar) Maximum Fluid Inlet Pressure
150-1200 psi (1.0-8.3 MPa, 10.4-83 bar) Regulated Fluid Pressure Range
Patent Pending
Important Safety Instructions
Read all warnings and instructions in this manual.
Save these instructions.

Table of Contents

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GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441
Copyright 1988, Graco Inc. is registered to I.S. EN ISO 9001
Get other manuals https://www.bkmanuals.com
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307886K
7531A

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Table of Contents
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Summary of Contents for Graco B Series

  • Page 1: Table Of Contents

    ......7531A GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441 Copyright 1988, Graco Inc. is registered to I.S. EN ISO 9001 Get other manuals https://www.bkmanuals.com...
  • Page 2: Safety Warnings

    D Read all instruction manuals, tags, and labels before operating the equipment. D Use the equipment only for its intended purpose. If you are not sure, call your Graco distributor. D Do not alter or modify this equipment. Use only genuine Graco parts and accessories.
  • Page 3 Do not repair high pressure couplings; you must replace the entire hose. D Use only Graco approved hoses. Do not remove the spring guard that is used to help protect the hose from rupture caused by kinks or bends near the couplings.
  • Page 4: Installation

    The Typical Installation drawings are only guides for selecting and installing a circulating or direct system. They are not actual system designs. Contact your Graco Multiple Circulating Spray Station distributor for the particular type and size system best suited for your needs.
  • Page 5: Operation

    Operation Pressure Relief Procedure Operating the Regulator WARNING CAUTION D To avoid contaminants clogging or damaging the INJECTION HAZARD The system pressure must be manually regulator, you must clean and test the new relieved to prevent the system from system thoroughly before you admit fluid to the starting or spraying accidentally.
  • Page 6 Maintenance Flushing Cartridge Replacement D Flush before changing colors, before fluid can dry in NOTE: Kit 222140 replaces the fluid regulator valve the equipment, at the end of the day, before storing, cartridge. See page 10 for the parts included. and before repairing equipment.
  • Page 7: Maintenance

    Maintenance Diaphragm & Valve Actuator Replacement 4. Remove the diaphragms (26 and 27). Inspect the carbide pin in the valve actuator (9) for wear. WARNING Replace if necessary. 5. Install the new diaphragms, with the PTFE To reduce the risk of serious injury whenever you diaphragm (26) facing toward the regulator are instructed to relieve pressure, always follow the housing (24), as shown in Fig.
  • Page 8 Notes 307886 Get other manuals https://www.bkmanuals.com...
  • Page 9: Troubleshooting

    Troubleshooting NOTE: Check all possible remedies in the table below WARNING before you disassemble the valve. To reduce the risk of serious bodily injury, including fluid injection, splashing in the eyes or on the skin, or injury from moving parts, always follow the Pressure Relief Procedure on page 5 whenever the pump is shut off, before installing, cleaning, adjusting, removing or servicing the valve or any...
  • Page 10: Parts Drawing

    Parts Drawing lubricate Torque in sequence shown in Fig. 2. lubricate Apply medium strength sealant. Torque to 60 to 70 in-lb (7 to 8 N-m). lubricate lubricate lubricate Torque to 30 to 35 ft-lb lubricate (41 to 47 N-m) 7532A **27 Valve Cartridge Repair Kit 222140 **26...
  • Page 11: Parts List

    Parts List Accessories Ref. Accessories must be purchased separately. Part No. Description Qty. Use only GENUINE GRACO PARTS AND ACCESSORIES. 187882 HOUSING, valve; SST 102982 O-RING; PTFE 802072 Fluid Pressure Gauge 111737 SPRING, compression, 0 to 1500 psi (0 to 10.3 MPa, 0 to 103 bar) conical;...
  • Page 12: Performance Charts

    Performance Charts Test Media: 65 centipoise at 1500 psi Test Media: 1000 centipoise at 1500 psi (10.3 MPa, 103 bar) inbound pressure (10.3 MPa, 103 bar) inbound pressure (MPa, bar) (MPa, bar) 1200 1200 (8.3, 83) (8.3, 83) 1000 1000 (7, 69) (7, 69) (5.5, 55)
  • Page 13: Technical Data

    Technical Data Maximum fluid inlet pressure ....1500 psi (10.3 MPa, 103 bar) Regulated pressure range ..150 to 1200 psi (1 to 8.3 MPa, 10.4 to 83 bar) Maximum flow capacity .
  • Page 14: Warranty

    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:

222121

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