Instruction/ maintenance manual of the product 258732 Graco Inc.
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3A0242A Operation GMAX ™ II 3900/5900/5900HD/5 900 Con ver tible/7900 T exSpra y 5900HD Con ver tible/7900HD Airless Spra yer s - For P or table Airless Spra ying of Architectur al Coatings and P aints - 3300 psi (22.8 MP a, 228 bar) Maximu m Working Pressure IMPORT ANT SAFETY INSTRUCTIONS Read all warnings and instr uctions in this manual.
Warning 2 3A0242A Wa r n i n g The f ollowing wa r nings are f or the setup , use, grounding, maint e nance , and repair of this equipment. The exclamation point symbol aler ts y ou to a general warning and the hazard symbols re fer to procedur e-specific risks.
Warning 3A0242A 3 PRESSURIZED ALUMINUM P ARTS HAZARD Use of fluids that are incompatible with aluminum in pressurized equipment can cause serious chemi- cal reaction and equipment rupture . F ailure to fo llow this warning can result in death, serious injur y , or proper ty damage.
Component Identification 4 3A0242A Component Identification 1 Engine ON/OFF Switch 2 Premium Digital Display 3 W atchDog ™ Switch 4 Pump On/O ff Switch 5 Pressure Control 6P r i m e V a l v e 7 Suction T ube Inlet Filter 8 Strainer 9P u m p 10 ProConnect ™ 11 Drain Hose 12 T rig ger Lock 13 Engine Contro ls 14 Hose Reel 12.
Pressure Relief Procedure 3A0242A 5 Pressure Relief Pr ocedure 1. Lock gun trigger sa f ety . 2. T urn en gine ON/OFF switch to OFF . 3. Mov e pump switch to OFF and tur n pre ssure control knob fully counterclockwise. 4. Unlock trigger safety . Hold metal par t of gun firmly to side of groun ded metal pail, and trigger gun to relie ve pressure.
Setup 6 3A0242A Con ver tible Models Onl y: Change Engine to Motor 1. Disconnect en gine power cord. 2. Release tension bar . 3. Remo v e engine; tilt and slide bac k. 4. Install motor; drop in and push f orward. 5. Look thro ugh side vent holes and en sure drive belt is in motor pulle y .
Startup 3A0242A 7 Star tup 1. Place suction tube and dr ain tube in grounded meta l pail par tially filled with flushing fluid. Attach grou nd wire to pail and to earth ground. 2. T urn pr ime v a lv e down to DRAIN position. T u rn pressure control counte rclockwise to low est pres- sure.
Startup 8 3A0242A 8. Hold gun agains t grounded metal flushing pa il. T r ig- ger gun and increase fluid pressure slo wly until pump r uns smoothly . Inspect fittings f or leaks. Do not stop leaks with your hand or a rag! If leaks occur , tur n spra yer OFF immediately .
WatchDog ™ Protectio n System (Not Available on All Units) 3A0242A 9 Clearing Tip Clogs 1. Release tr igger , put safety ON. Rotate Switch Tip . T ak e saf ety OFF . T rigger gun to clear clog. Neve r point gun at y our hand or into a rag! 2. Put safety ON.
Digital Tracking System 10 3A0242A Digital T rac king System Operation Main Menu Shor t press to mo ve to ne xt displa y . Press and hold (5 seconds) to chang e units or reset data. 1. T urn pressure to lowest set ting. T rigge r gun to relie ve pressure.
Digital Tracking System 3A0242A 11 Secondary Menu - Stored Data and W atchDog Pump Pr otection Modes 1. P erf or m Pressure Relief , steps 1 - 4 if they hav e not already been do ne. 2. T urn power s witch on while holding DTS button down. 3. The spra yer model briefly dis pla ys (e.
Cleanup 12 3A0242A Cleanup 1. P erform Pressure Relief Pr ocedure (page 5), steps 1 - 4. Remo v e siphon tube set from paint and place in flushing flui d. Remo ve tip guard from gun . NO TE : U se wate r for wate r-b as e paint, mineral spirits f or oil-base paint, or other solv ents recommended b y manuf acturer .
Notes 3A0242A 13 Notes.
Notes 14 3A0242A Notes.
Notes 3A0242A 15 Notes.
All written and visual data contained in this document reflects the latest product information available at the time of publica tion. Graco reserves the right to make changes a t any time without notice. This manual contains English. MM 3A0242 Graco Headquarters: Minneapolis International Offices: Belgium, China, Japan, Korea GRACO INC.
An important point after buying a device Graco Inc. 258732 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Graco Inc. 258732 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Graco Inc. 258732 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Graco Inc. 258732 you will learn all the available features of the product, as well as information on its operation. The information that you get Graco Inc. 258732 will certainly help you make a decision on the purchase.
If you already are a holder of Graco Inc. 258732, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Graco Inc. 258732.
However, one of the most important roles played by the user manual is to help in solving problems with Graco Inc. 258732. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Graco Inc. 258732 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
