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For use in a high pressure system to control and regulate fluid pressure to one spray gun, dispense valve, or atomizing head. Part No. 289208, Series A 3000 psi (21 MPa, 210 bar) Maximum Working Pressure 200-3000 psi (1.4-21 MPa, 14-210 bar) Regulated Fluid Pressure Range Important Safety Instructions Read all warnings and instructions in this manual.
Adjusting the Regulator ....6 Graco Information ......12 Maintenance .
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Warnings WARNING SKIN INJECTION HAZARD High-pressure fluid from gun, hose leaks, or ruptured components will pierce skin. This may look like just a cut, but it is a serious injury that can result in amputation. Get immediate surgical treatment. • Do not point gun at anyone or at any part of the body.
Installation Installation Fluid pressure regulators are used for accurate, positive Connect Electrical Cable control of the fluid pressure to spray guns, dispense valves, or atomizing heads. 1. Wrap hose cable around hose one time. Connect electrical cable from hose or accessory cable to reg- Regulators installed at circulating line take-offs or ulator cable;...
Operation Operation Ground the System Pressure Relief Procedure The following grounding instructions are minimum requirements for a basic dispensing system. Your sys- tem may include other equipment or objects that must be grounded. Check your local electrical code for 1. Shut off the fluid supply pump. detailed grounding instructions for your area and type of equipment.
Maintenance Maintenance Flushing Cleaning When changing materials, the regulator should be dis- assembled and cleaned. Regular cleaning and inspec- tion, and lubrication of the piston (7) and piston packing Trapped air can cause the pump to cycle unexpect- (12) are necessary to keep the fluid regulator working edly, which could result in serious injury from splash- properly.
Troubleshooting Troubleshooting Some solutions require disassembling fluid regulator. Always relieve system pressure and disconnect elec- trical cable before performing these procedures. Problem Cause(s) Solution(s) Regulator does not heat material Loose heater wires. Check and reconnect wire connec- tions. Loose sensor wires. Check and reconnect wire connec- tions.
Technical Data Technical Data Maximum Fluid Working Pressure 3000 psi (21 MPa, 210 bar) Regulated Fluid Pressure Range 200-3000 psi (1.4-21 MPa, 14-210 bar) Maximum Flow Rate 1.2 gpm (4.56 liter/min) with 7000 centipoise fluid at 350°F (176°C) Maximum Fluid Temperature 400°F (204°C) Voltage 230/240 Vac...
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.