Graco 309535L - Manuals

Warnings 309535L 5 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,...

Overview 8 309535L Overview Usage The Xtreme Mix can mix most two-component epoxy and urethane paints. Only Model 248842 is for use with “quick-setting” paints (those with a pot life of less than 15 minutes). Other models cannot be used with such paints without modification. Contact your distributor...

Overview 309535L 9 Air Controls A. Main air shutoff valve (bleed-type) to shutoff all air to Xtreme Mix (including controller power) B. Supply air pressure gauge to monitor air pressure to Xtreme Mix C. Pump air pressure regulator with gauge to adjust and monitor pump air pressure Solenoid Module Th...

Pressure Relief Procedure 10 309535L Pressure Relief Procedure WARNING Follow Pressure Relief Procedure when you stop spraying and before cleaning, checking, servicing, or transporting equipment. Read warnings, page 5. 1. Engage trigger lock. 2. Press Stop . 3. Close main air shutoff valve on air su...

Proper Lifting of Unit 309535L 11 Proper Lifting of Unit Either remove the cart handle or secure it to the car t before lifting the unit. Connect a bridle swing, hooking an end to each of the Xtreme Mix air motor rings. Hook the center ring on a hoist. See F IG . 5. Carefully lift the Xtreme Mix uni...

Flushing 14 309535L Flushing There are times when you only want to flush the fluid manifold, such as:• breaks in spraying • overnight shutdown • end of potlife In this manual, that procedure is referred to as Fluid Manifold Flushing. You can flush the fluid manifold by connecting either a:• solvent ...

Flushing 309535L 15 Using Solvent Siphon Tube 4. Adjust regulator to desired pressure; use lowest pressure possible. 5. Disengage trigger lock and trigger gun into a grounded pail. Flush out mixed material until clean solvent dispenses. Engage trigger lock. 6. Shut off solvent pump and close solvent...

Flushing 16 309535L 7. Engage trigger lock. Press Stop to turn off pro- portioner. 8. Follow Pressure Relief Procedure, page 10. Full System Flushing 3. Turn up air regulator. Pump A and B reservoirs empty, salvaging the material in separate, clean containers. 4. Add solvent to A and B reservoirs. 5...

Priming 18 309535L Priming WARNING Wear gloves if fluid temperature exceeds 110° F (43° C). Do not install the gun spray tip yet. Use the lowest possible pressure to prime to avoid splashing. 1. Fill A and B reservoirs (R) with proper materials. 2. Turn both 3-way ball valves to open reservoir lines...

Pump Test 20 309535L Pump Test Follow this procedure the first time system is operated (after flushing and priming) and whenever you need to check whether pumps are on ratio. The following table shows the volume dispensed during the pump test, based on pump ratio. Dispense into a container with adeq...

Spraying 22 309535L Spraying 1. If heaters are used, turn them on. Operate heaters as instructed in their manuals. 6. Follow Pressure Relief Procedure, page 10. 9. Follow Fluid Manifold Flushing, page 14, or Shut-down, page 25, when you are done spraying or before potlife expires. WARNING Wear glove...

Mix and Integration Tests 309535L 23 Mix and Integration Tests Use the following tests to check for proper mix and inte-gration. Butterfly Test At low pressure, normal flow rate, and without a spray tip installed, dispense a 1/2” (12.7 mm) bead of material onto foil until multiple changeovers of eac...

Pump Cycle Counter 309535L 25 Pump Cycle Counter Circulation Setting Fluid can be circulated up to the mix manifold. You can only circulate one fluid component at a time. Additional fluid hardware is required; consult your distributor. To set the Xtreme Mix to circulate: 5. Depending on the ratio se...

Alarms 26 309535L 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). • See Xtreme Mix Repair manu...

Performance Charts 309535L 27 Performance Charts 45:1 King Pump 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 0 1 2 3 4 5 Pressure psi (MPa, bar) Fluid Flow GPM (liter/min.) 100 psi (7 MPa, 7 bar), 1:1 ratio4:1 ratio10:1 ratio 70 psi (483 kPa, 4.8bar), 1:1 ratio 4:1 ratio10:1 ratio 40 psi (276 ...

Technical Data 309535L 31 Technical Data Mix ratio range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.0:1-10:1 (in 0.1 increments)Ratio tolerance range . . . . . . . . . . . . . . . . . . . . . . . . . . . . +/- 5%Flow rates Minimum . . . . . . . . . . . . . . . . . . . . . . ...

All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves the right to make changes at any time without notice. Original Instructions. This manual contains English. MM 309535 Graco Headquarters: Minneapolis Int...