Fluid controls and fittings 200/300 psi 1.4/2.1 mpa, 14/21 bar maximum inbound fluid pressure (10 pages)
Summary of Contents for Graco Xtreme Mix 309535L
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SPRAY -QUIP, INC. Operation 1754 DES JARDINES ST. HOUSTON, TX 77023 PH.: 713-923-2771 WWW.SPRAYQUIP.COM ™ Xtreme Mix 309535L Plural Component Mixer with stand. For professional use only. Not approved for use in explosive atmospheres. Important Safety Instructions Read all warnings and instructions in this manual. Save these instructions.
Xtreme Mix Models Xtreme Mix Models WARNING Do not install equipment approved only for non-hazardous location in a hazardous area. Substitution of compo- nents may impair intrinsic safety. See page 5. Approved for Non-hazardous Location Xtreme Maximum Working Pump Pump Pressure Part No.
Manual Conventions Manual Conventions Note WARNING Additional helpful information. Hazard Symbol Components A and B WARNING: a potentially hazardous situation which, if not avoided, could result in death or serious injury. IMPORTANT! Warnings in the instructions usually include a symbol Material supplier s can vary in how they refer to plural indicating the hazard.
Warnings Warnings The following general warnings are related to the safe setup, use, grounding, maintenance, and repair of this equip- ment. Additional more specific warnings may be found throughout the text of this manual where applicable. Warning FIRE AND EXPLOSION HAZARD Flammable fumes, such as solvent and paint fumes, in work area can ignite or explode.
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Do not alter or modify equipment. • For professional use only. • Use equipment only for its intended purpose. Call your Graco distributor for information. • Route hoses and cables away from traffic areas, sharp edges, moving parts, and hot surfaces. •...
Overview Overview Usage 3. Stop button to terminate functions The Xtreme Mix can mix most two-component epoxy 4. Key switch to change ratio or reset pump cycle and urethane paints. Only Model 248842 is for use with counter “quick-setting” paints (those with a pot life of less than 15 minutes).
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Overview Air Controls Solenoid Module There are 4 solenoids inside the controller. Main air shutoff valve (bleed-type) to shutoff all air to Xtreme Mix (including controller power) Supply air pressure gauge to monitor air pressure to Xtreme Mix A minimum air pressure supply of 50 psi (0.35 MPa, 3.5 bar) must be maintained for the Xtreme Mix to operate properly.
Pressure Relief Procedure Pressure Relief Procedure Hold a metal part of the gun firmly to a grounded WARNING metal pail. Trigger gun to relieve pressure. Follow Pressure Relief Procedure when you stop spraying and before cleaning, checking, servicing, or transporting equipment. Read warnings, page 5. Engage trigger lock.
Proper Lifting of Unit Proper Lifting of Unit Grounding: Connect Xtreme Mix ground wire clamp WARNING (G) to a true earth ground. Follow instructions below to avoid dropping or swing- ing unit or being struck by the cart handle, which can cause serious injury or damage to equipment.
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Setup Connect the fluid hose (W) to the fluid manifold out- Connect air supply line to 3/4 npt(f) air filter inlet (F). let (J). Do not install gun spray tip yet. Air supply requirement: 110 psi (0.8 MPa, 8 bar) maximum, 50 psi (0.35 MPa, 3.5 bar) minimum Flow volume required: 60 scfm minimum;...
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Setup Setup ratio. To decrease ratio, follow same pattern as increasing, only turn key to –. Turn knob to spray Current ratio displays. – Turn key to +, hold for 1 second, then turn back 2.0:1 to neutral (vertical) to increase ratio by 0.1. Turning key to + increases ratio by increments of 0.1 until key is turned back to neutral (vice versa when key is turned to –).
Flushing Flushing Fluid Manifold Flushing Model 248842 Only: Follow the flushing procedure There are times when you only want to flush the fluid in the Remote Manifold manual 310797. manifold, such as: • breaks in spraying Using Solvent Pump • overnight shutdown •...
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Flushing Using Solvent Siphon Tube Adjust regulator to desired pressure; use lowest pressure possible. Press Stop to turn off pumps. Follow Pressure Relief Procedure, page 10. Engage trigger lock. Remove spray tip. Disengage trigger lock and trigger gun into a grounded pail.
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Flushing Place beakers under fluid sampling valves. Open Turn knob to pump A . Press Start . Slowly main air shutoff valve. Open fluid sampling valves A turn up air regulator until pump A starts. and B. Open Open Close Close Disengage trigger lock and trigger gun into a Turn up air regulator.
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Flushing Trigger gun into grounded pail. Run pump until clean Repeat steps 5 and 7, using pump B setting solvent dispenses, then press Stop and sampling valve B, then press Stop ti1953a Remove fluid filter and soak in solvent. Replace filter Repeat steps 11 and 12, using pump B setting, cap.
Priming Priming Turn off air regulator. Close fluid shutoff valves A and WARNING Wear gloves if fluid temperature exceeds 110° F (43° Close Close Do not install the gun spray tip yet. Use the lowest possible pressure to prime to avoid splashing. Place a container under each sampling valve.
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Priming When side A is primed, turn off air regulator. Close Turn knob to pump B . Press Start . Turn up sampling valve A. Open sampling valve B slowly. air regulator slowly until pump B starts. Open Close When side B is primed, Stop and close sam- pling valve B.
Pump Test Pump Test Press Start . Pump A light comes on. Follow this procedure the first time system is operated Slowly open and adjust sampling valve A to (after flushing and priming) and whenever you need to achieve desired flow. The pump stops automati- check whether pumps are on ratio.
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Pump Test Compare fluid amounts in the containers; they Close sampling valve B. should be equal. Repeat test if fluids are not equal. If problem persists, see Troubleshooting in Xtreme Mix Repair Manual. Close 309535L...
Spraying Spraying Engage trigger lock. Press Stop WARNING Wear gloves if fluid temperature exceeds 110° F (43° If heaters are used, turn them on. Operate heaters ti1949a as instructed in their manuals. Follow Pressure Relief Procedure, page 10. Close sampling valves A and B. Open shutoff valves A and B.
Mix and Integration Tests Mix and Integration Tests Curing Test Spray a single continuous pattern on foil at typical pres- sure setting, flow rate, and tip size until multiple change- Use the following tests to check for proper mix and inte- overs of each pump have occurred.
Batch Dispense or Ratio Check Batch Dispense or Slowly open and adjust sampling valve A to achieve desired flow. The pump stops automati- Ratio Check cally when dispense is complete. Pump A light turns off, Pump B light comes on. Batch dispense is always 1 liter of total volume, regardless of ratio setting.
Pump Cycle Counter Pump Cycle Counter 5. Depending on the ratio selected, the following will occur: • 1.0:1 - Air motor pilot valve A and metering To display total A and B pump cycles since the last reset, valve A open to run pump A. turn knob to cycle counter •...
Alarms Alarms Indicates error where audible alarm sounds once briefly. Indicates error where audible alarm sound pulses. • An alarm condition will shutdown equipment. • A chirping sound every 60 seconds indicates the unit is set for circulation (page 25). •...
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.
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