OPERATOR'S MANUAL |
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300-301 FLOW GUN 1/4 inch SEAT TUNGSTEN CARBIDE
IMPORTANT: READ THIS MANUAL CAREFULLY BEFORE INSTALLING, OPERATING,
OR SERVICING THIS EQUIPMENT
WARNING:
Always wear eye protection when operating this gun. Do not use damaged, frayed or deteriorated material hoses or fittings.
SERVICE KITS
Use only Johnstone replacement parts to insure compatibility and longest life.
• | Repair Kit | |
• | Valve Rod Assembly |
WARNING:
DO NOT OPERATE FLOW GUN AT PRESSURES ABOVE RECOMMENDED MAXIMUM OF 4000PSI (272 BAR) MATERIAL AND 100PSI (6.8 BAR) AIR.
SPECIFICATIONS
Material Inlet Port Size | 3/8" NPT |
Material Outlet | 1/4” orifice |
Nozzle connection |
MAINTENANCE SCHEDULE
DAILY:
Check for material leakage.
Check for Frayed or damaged hoses.
Depressurize when not in use.
OPERATION
Supply material to the flow gun.
Adjust Material Pressure to flow gun until desired material flow is achieved. (Material Regulator) Adjust the trigger spring pressure until the Flow Gun closes while under pressure. Turn the Adjusting screw clockwise to increase pressure and
COLLAR | ADJUSTING |
| SCREW |
BODY
TRIGGER
3/8” NPT MATERIAL INLET
REPLACEMENT PROCEDURE
Depressurize the Flow Gun
Disconnect the 3/8” NPT fitting from the Gun inlet and remove the Nozzle.
Connect new Flow gun to the 3/8” NPT. Install new nozzle.
To bleed air out of the Flow Gun- Operate the Flow Gun until the air stops coming out.
Johnstone Dispensing Systems | 1872 Enerprise Drive PH (248) |
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Rochester Hills MI 48309 FX (248 ) | March15, 2000 | ||
