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Operation
™
GMAX II 3900/5900/5900HD/5900 Convertible/7900
TexSpray 5900HD Convertible/7900HD
Airless Sprayers
310892F
- For Portable Airless Spraying of Architectural Coatings and Paints -
3300 psi (22.8 MPa, 228 bar) Maximum Working Pressure
Read warnings and instructions
ti5475a
ti5474a ti5447a
GMAX ll 3900
248683 ✓✓
248684✓✓
248685 ✓✓
248686✓✓
GMAX ll 5900
248687 ✓✓
248688✓✓
248689 ✓✓
248690✓✓
GMAX II 5900HD
248699✓✓
GMAX ll 5900 Convertible
248691✓✓
248692✓✓
248693✓✓
248694✓✓
ti11418a
24869
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Manual Conventions Manual Conventions WARNING Hazard Symbol WARNING: a potentially hazardous situation which, if not avoided, could result in death or serious injury. Warnings in the instructions usually include a symbol indicating the hazard. Read the general Warnings section for additional safety information. CAUTION CAUTION: a potentially hazardous situation which, if not avoided, may result in property damage or destruction of equipment. Note Additional helpful information. 2 310892F
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Warning Warning The following warnings include general safety information for this equipment. Further product specific warnings may be included in the text where applicable. WARNING FIRE AND EXPLOSION HAZARD Flammable fumes, such as solvent and paint fumes, in work area can ignite or explode. To help prevent fire and explosion: • Use equipment only in well ventilated area. � Do not fill fuel tank while engine is running or hot; shut off engine and let it cool. Fuel is flammable and can ignite
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Warning WARNING EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury. � Do not exceed the maximum working pressure or temperature rating of the lowest rated system component. See Technical Data in all equipment manuals. � Use fluids and solvents that are compatible with equipment wetted parts. See Technical Data in all equipment manuals. Read fluid and solvent manufacturer’s warnings. � Check equipment daily. Repair or replace worn or damaged parts immediately. � Do not alter or m
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Component Identification Component Identification 1 13 12 11 2 ON OFF 3 10 4 ON ti5738a OFF 5 6 789 + - 1 Engine controls 2 Engine ON/OFF switch 3 Premium Digital Display 4 Pump On/Off Switch 5 Pressure control 6 Prime valve & Filter 7 Suction tube & Inlet Filter ™ 8 Premium AutoClean (not available on all models) 2 9Pump 10 Drain hose ™ 11 ProConnect 12 Trigger Lock ™ 13 WatchDog switch 310892F 5
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Setup Setup ti5782a ti7747a ti7539a ti5783a ti5780a 1. Connect appropriate 2. Install adapter and 3. Install whip hose 4. Tighten securely. 5. Remove tip guard. Graco high-pressure 3.6m whip hose to to fluid inlet of hose to sprayer. other end of 15m spray gun. Tighten securely. airless hose. 6 310892F
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Setup Approximate Fill Level (cold) ti5952a ti5831a ti7301a ti5953a ti5787a 6. Remove inlet 7. Fill throat packing 8. Check engine oil 9. Fill fuel tank. 10. Attach sprayer strainer and filter nut with TSL to pre- level. Add SAE grounding clamp to bowl screen vent premature 10W-30 (summer) earth ground. when spraying packing wear. Do or 5W-20 (winter), if plaster materi- this each time you necessary. als. spray. 310892F 7
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Setup Convertible Models Release ti5774a ti5776a ti5777a ti5775a Change Engine to Motor 1. Disconnect engine 2. Release tension bar. 3. Remove engine; tilt and 4. Install motor; drop in and power cord. slide back. push forward. 8 310892F
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Setup Convertible Models Release ti5772a ti5779a ti5775a Change Motor to Engine 1. Look through side vent 2. Secure motor with ten- 3. Plug in pressure control holes and ensure drive sion bar. power cord. belt is in motor pulley. 310892F 9
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Startup Startup ti5789a ti5790a ti5788a 1. Place suction tube and 2. Turn prime valve down. 3. Set pump switch OFF. drain tube in grounded Turn pressure control metal pail partially filled counterclockwise to low- with flushing fluid. Attach est pressure. ground wire to pail and to earth ground. 10 310892F
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Startup ti5250a ti5249a ti5248a ti5262a 4. Start engine a Move fuel valve to open. b Move choke to closed. c Set throttle to fast. d Set engine switch to ON. 310892F 11
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Startup ti5263a ti5251a ti5958a 5. Set pump switch ON. - Pump/clutch is now active - e Pull starter rope. f After engine starts, move g Set throttle to desired choke to open. setting. 12 310892F
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Startup 15 SEC ti5794a ti5796a FLUSH ti10167a 6. Increase pressure enough 7. Take spray gun trigger 8. Hold gun against Inspect fittings for leaks. Do not to start pump stroking and safety OFF. grounded metal flushing stop leaks with your hand or a rag! allow fluid to circulate for pail. Trigger gun and If leaks occur, turn sprayer OFF 15 seconds; turn pressure increase fluid pressure immediately. Perform Pressure down and turn prime valve slowly until pump runs Relief steps 1 - 3 on page
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Startup ti10166a SwitchTip Seat ti5797a ti5801a ti5798a ti5800a One seal SwitchTip and Guard Assembly 9. Place siphon tube in 10. Trigger gun again into 1. Put trigger safety ON. 2. Screw assembly onto material pail. flushing fluid pail until Insert SwitchTip. Insert gun. Hand tighten. ™ material appears. seat and OneSeal . Assemble tip and guard, page 14. 14 310892F
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ti4138a Startup ti10166a ti10166a ti5823a heavy edges ti5825a ti5824a ti5826a ti10167a ti10167a Clearing Tip Clogs 1. Trigger gun and spray 2. Hold gun perpendicular, 1. Release trigger, put trig- 2. Put trigger safety ON, test pattern. Slowly 10-12 in. (25-30 cm) ger safety ON. Rotate return SwitchTip to origi- adjust pressure to elimi- from surface. Spray back SwitchTip. Take trigger nal position, take trigger nate heavy edges. Use and forth. Use strokes safety OFF and trigger safety OFF an
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Startup Premium Operation SMARTCONTROL ti5804a ti5802a Main Menu Close cover when spraying to 1. Do startup steps 1. - 3. 2. Start engine, page 11. Note: Information other than protect display. Sprayer Model momen- pressure can not be tarily displays, e.g., accessed if system pressure G5900 = GMAX 5900 is greater than 200 psi (14 Pressure display bar, 1.4 MPa) or if the pump appears. Dashes appear switch is ON. when pressure is less than 200 psi (14 bar, 1.4 MPa). 16 310892F
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Startup ™ Digital Tracking System (DTS) SMARTCONTROL SMARTCONTROL SMARTCONTROL SMARTCONTROL SMARTCONTROL ti5808a ti5807a ti5806a ti6206a ti5805a 3. Short press DTS 4. Press and hold Note: LIFE displays 5. Short press DTS 6. Short press DTS button to move to to reset to zero, briefly, then the num- button to move to button to return Job Gallons (or or short press ber of gallons sprayed AutoClean2 Timer to Pressure. Liters x 10). DTS button to above 800 psi (55 bar, operation (Man- move to Life-
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G G O O D D H H C C Startup ™ WatchDog Protection System SMARTCONTROL ti6225a ti6224a ti6207a ti6208a Change Display Units: Pump stops automatically when material pail is empty. To Activate: 2. Turn WatchDog switch 3. Turn WatchDog switch Pressure/Volume: 1. Do Startup. ON and WD ON dis- OFF. Add material or Press and hold (8 seconds) plays. reprime sprayer. Turn DTS button to change pres- pump switch OFF and sure units (psi, bar, MPa), to EMPTY displays / ON to reset WatchDog desire
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Startup SMARTCONTROL SMARTCONTROL ti5812a ti6213a ti5813a Secondary Menu - Stored Data and WatchDog Pump Protection Modes 1. Do Startup steps 1. - 3. 2. Start engine, page 11. 3. Press and hold DTS but- SERIAL NUM scrolls through Pressure must be at Pressure display ton and turn pump display and a 3 to 5-digit zero. appears. switch ON. serial number displays. Sprayer model momen- tarily displays, e.g., G5900 = GMAX ll 5900. 310892F 19
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Startup SMARTCONTROL SMARTCONTROL SMARTCONTROL SMARTCONTROL ti6215a ti6216a ti6217a ti6220a Secondary Menu - Stored Data and WatchDog Pump Protection Modes 4. Short press DTS button 5. Short press DTS button 6. Short press DTS button 7. Short press DTS button and date code displays. and part number dis- and engine hours dis- and LAST ERROR plays. plays. scrolls through display followed by stored error message and error code. This information cycles repeatedly until cleared. See manual 3
