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WARNING
DO NOT ATTEMPT TO OPERATE THIS MACHINE UNTIL YOU HAVE READ AND
UNDERSTOOD ALL SAFETY PRECAUTIONS AND OPERATING INSTRUCTIONS.
EQUIPMENT AND CHEMICALS WHEN USED IMPROPERLY CAN BE DANGEROUS.
HRO-ST3131 Page 1 Mar 8, 2004
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H.E.R.O. WARRANTY H.E.R.O. INDUSTRIES , guarantees this airless pump to be free of defects in materials and workmanship to the original owner, for a period of one full year from the date of purchase. The warranty entitles the owner to parts replacement at no charge. The parts replacement warranty is valid for any necessary replacement, whither caused by material or workmanship defect or simple wear. H.E.R.O. Industries offers no warranty on the intake ball, outgo ball, drive belt, hose
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UNIT LAYOUT Hydraulic Motor Pump Wet Cup Pressure Gauge Filter Prime/Drain Manifold Hose Prime/Drain Valve Suction Hose Pump Outlet Spray Hose Hook Up Drive Belt Hydraulic Pump & Pressure Control Hydraulic Pump Shut Off Valve Hydraulic Fluid Fill & Vent Hydraulic Fluid Level Gauge Paint Piston Pump Suction Tube & Suction Filter HRO-ST3131 Page 3 Mar 8, 2004
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SAFETY WARNING! • Use of this high-pressure equipment could result in serious injury and is for professional use only! • You must operate this equipment only after the instruction manual is clearly understood. • Workman and assistant must always wear protective eyewear, gloves, clothing, and respirators as recommended by the material manufacturer. GAS / HYDRAULIC POWERED AIRLESS SPRAY GUN SAFETY WARNING SPRAY PUMPS. • Never point
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EQUIPMENT PRESSURE PRESSURE RELIEF PROCEDURE Always follow “PRESSURE RELIEF PROCEDURE’’ before servicing, cleaning or removal of the spray tip to The HRO ST-3131 pump can develop 3500 P.S.I. (225 Bar) maximum working pressure at prevent serious bodily injury, fluid injection, or splashing in the eyes. Never exceed this maximum pressure to the pump. Exceeding the maximum working pressure can result in serious equipment damage or rupture. 1 Engage the spray guns safety latch in “LOCK
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• Filter manifold - Removes and filters out the impu- GROUNDING SAFETY rities from the paint before reaching the spray tip. • Prime valve - Releases fluid pressure from the Check your local electrical code for detailed grounding pump, hoses and guns. Turn counter clockwise to instructions for your area and type of equipment and be open and clockwise to close. sure to ground all of this spray equipment as the • Spray Gun Make sure that gun is in good operating following. cond
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OPERATION WARNING Follow the “Pressure Relief Procedure” before operating. If there are leaks, shut off the pump immediately and release system pressure. Follow the “Pressure FLUSHING TO CLEAN SYSTEM Relief Procedure” then tighten connections, start Flush the pump, hose and gun with the solvent as the pump again and check to be sure leaking has Recommended by your material supplier. stopped. Always use the lowest pressure necessary to get FLUSH THE PUMP BEFORE STARTING the
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• Use the lowest pressure setting possible. WARNING • If the pump accelerates quickly or is running too If there are leaks, shut off the pump immediately and fast, stop the pump immediately and check the mate- release system pressure follow the “Pressure Relief rial supply. Procedure” then tighten connections, start the pump • Don’t leave a pump shut off for a long period of again and check to be sure leaking has stopped. time, if the material supply has been exhausted and Always
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TROUBLE SHOOTING TROUBLE POSSIBLE CAUSE REMEDY 1. Ball valve on the hydraulic shut 1. Turn ball valve to the on position. off valve not opened to the on po- 2. Fill with correct fluid. sition. 3. Slowly increase the pressure by Pump will 2. Low or no hydraulic fluid turning the regulator knob clockwise. not stroke. 3. Pressure regulator not turned up to 4. Call technical service department. high enough pressure. 5. Call technical service department. 4. Poor or damaged hy
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WARNING • Use the lowest pressure setting possible. • If the pump accelerates quickly or is running too If there are leaks, shut off the pump immediately and fast, stop the pump immediately and check the mate- release system pressure follow the “Pressure Clearance rial supply tank. Procedure” then tighten connections, start the pump • Don’t leave a pump shut off if the material supply again and check to be sure leaking has stopped. has been exhausted and air has been pumped into the
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FLUSHING PROCEDURE Follow the pressures relief procedure on page 3. 1. Remove and clean gun filter. 2. Unscrew filter housing retainer (ref# 1) (should be hand tight) and remove and clean filter (ref# 5) thoroughly. 3. Re-install the filter housing and retainer. Flush sprayer without filter screen installed. 4. Close prime valve. 5. Pour a gallon of the correct thinner into a clean 5 gallon pail.
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Manufactured by: H.E.R.O. INDUSTRIES 2719 LAKE CITY WAY BURNABY, B.C. CANADA Phone: 604-420-6543 800-494-4376 Fax: 604-420-8725 Purchased From __________________________ __________________________ __________________________ __________________________ Model: __________________ Serial #: _________________ Date of Purchase: HRO-ST3131 Page 12 Mar 8, 2004
