HERO 300S Legend manual

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 1 AIRLESS SPR AY EQUIPMENT H.E.R.O. Industries H.E.R.O. Industries a division of Middlefield Bancorp Limited a division of Middlefield Bancorp Limited 2719 Lake City Way 2719 Lake City Way Burnaby, B.C., V5A 2Z6 Burnaby, B.C., V5A 2Z6 Phone: (604) 420 Phone: (604) 420 - - 6543 6543 To To ll F[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 2 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 a t no charge. The parts replacement w[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 3 T able of Contents Important Safety Precautions 4 – 5 Introduction 6 Operating Instructions 6 Setting up to Spray 7 Flushing The Unit 8 Special Notes 9 Airless Spray Painting Suggestions 10 – 13 Trouble Shooting 14 – 22 Intake Seat Replacement 23 Outgo Valve 24 Bleed Valve Repairs 25 [...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 4 IMPORTANT SAFETY PRECAUTIONS WARNING Material issuing from the spray tip is at high pressure. If fingers, or any part of the bo dy are placed near the tip of the spray gun, it is possible that the spray could break the skin and inject some of the spray material. If injury does occur, seek i[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 5 ALWAYS þ ALWAYS follow H.E.R.O. recommendations for operation and safety completely. þ ALWAYS ensure that switch is in off position before plugging in the electric motor. þ ALWAYS set trigger lock on gun in "LOCKED" position when not in use, with gun locked close. þ ALWAYS che[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 6 H.E.R.O. AIRLESS SPRAY PAINTING Welcome to the world of H.E.R.O. airless paint spraying. We are sure you will enjoy owning and operating your new H.E.R.O. model 300S or 300SL. With H.E.R.O. airless spray equipment you will avoid the inconvenience and mess of over spray. You are spraying pai[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 7 SETTING UP TO SPRAY 1 Remove unit from shipping carton. Inspect exterior of unit for any signs of freight damage. If any parts are found to be broken or damaged, immediately contact th e carrier and arrange for an inspection of the concealed damage. Claims for freight damage must be made by[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 8 If shutting down for a short period of time, it is sufficient to trigger the gun to relieve pressure. Then set the safety lock o n gun to "locked" position with the gun locked closed and immerse the gun in a container of the correct thinner for the paint yo u are spraying. 1. Remo[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 9 SPECIAL NOTES AND INSTRUCTIONS NEVER LEAVE THE UNIT UNDER PRESSURE WHEN NOT SPRAYING (MOTOR TURNED OFF). RELIEVE PRESSURE BY TR IGGERING GUN. NEVER STORE THE UNIT WITH PAINT OR WATER IN THE PUMP SYSTEM, EVEN OVERNIGHT. ý N EVER attempt to start the motor when the unit is under pressure. Re[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 10 AIRLESS SPRAY PAINTING SUGGESTIONS AND TECHNIQUE A good airless spray application is the result of many factors. Surface pre paration, which includes cleaning and degreasing, priming, material compatibility, quality finish product and correct applicatio n technique, are all important to th[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 11 AIRLESS SPRAY PAINTING SUGGESTIONS AND TECHNIQUE Poor Good Tailing Good Pattern Fog, Over Spray FIG. 1 FIG. 2 FIG. 2 FIG. 3 FIG. 4 FIG. 5[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 12 AIRLESS SPRAY PAINTING SUGGESTIONS AND TECHNIQUE SPRAY TIP SELECTION TIP SIZE FOR APPLICATION OF .021 E xterior Latex on large unobstructed areas. (max. size allowed) ( 60 OZ. ) .018 Interior Latex, Exterior Latex, Shake Paint, E xterior Flat Paints. ( 46 OZ. ) .015 Alkyd Flat Enamel, Inte[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 13 AIRLESS TIP’S FLOW RATE ( GALLONS PER MINUTE ) Orifice Size In Inches GPM Flow Rate Orifice Size In Inches GPM Flow Rate .007 .05 .018 .35 .009 .08 .019 .40 .011 .12 .021 .47 .013 .18 .023 .57 .015 .23 .026 .72 .017 .30 .031 1.1 AIRLESS TIP RECOMMENDATIONS COATINGS COATING VISCOSITY FILT[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 14 TROUBLESHOOTING H ydraulic E nergy R egulated O utput (H.E.R.O.) is more than just our name, it is the bases for the operation of the pump. It is the regulation or control, of hydraulic energy, which allows the equipment to build and then deliver or have an output of pressure. Once you hav[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 15 TROUBLESHOOTING The backward movement of the piston, creates a vacuum in the hydraulic system. This causes the hydraulic outgo valve to close and the hydraulic intake valve to open (fig# 1). Opening of the hydraulic intake valve allows a new supply of hy draulic oil to enter the system, re[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 16 TROUBLESHOOTING PAINT OUTGO VALVE (REF# 22, PART # 4 - 11A) The paint outgo valve monitors and controls the flow of spray mater ials as it leaves the sprayer. It also works together with the paint intake valve, to build paint pressure as specified by the s etting made by the hydraulic outg[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 17 TROUBLESHOOTING PRESSURE TEST To verify the performance of an airless sprayer, use of pressure gauge is required. A pressure g auge (min. 3000 psi) installed at the gun, using a new .021 tip, and not less than 50 feet of H.E.R.O. airless spray hose is nee ded. If you do not have access to [...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 18 TROUBLESHOOTING SITUATION POSSIBLE CAUSE (REMEDY) ELECTRIC MOTOR WON'T START/RUN 1. Unit unplugged or building circuit fuse i s blown. (check, replace or reset fuse) 2. Pump under pressure. (reduce pressure setting by turning pressure control knob counte r- clockwise, trigger gun to r[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 19 TROUBLESHOOTING SITUATION POSSIBLE CAUSE (REMEDY) TOTAL LOSS OF PRESSURE, DIAPHRAGM HAS NO MOVEMENT OR MOVEMENT CAN BE STOPPE D...CONTINUED. 2. Air lock created on hydraulic side of pump. (air entering hydraulic side due to loose hydraulic feed line fittings, (ref# 63), punctured hydraulic[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 20 TROUBLESHOOTING SITUATION POSSIBLE CAUSE (REMEDY) PUDDLE OF OIL APPEARING UNDER SPRAYER DURING OPERATION 1. Hydraulic fitting lo ose/cracked or hydraulic lines are punctured. (examine all hydraulic lines and fittings for cracks, breaks or looseness. Replace or tighten as required). 2. Pist[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 21 TROUBLESHOOTING SITUATION POSSIBLE CAUSE (REMEDY) FLUID BEING SPRAYED OUT OF TIP PULSATES, SPRAY HOSE LIES QUIET WHEN GUN TRIGGER CLOSED 1. Spray tip worn out or too large. (replace with new tip of correct size. Tip must not exceed a good condition .021 tip ). 2. Paint hose incorrect type.[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 22 TROUBLESHOOTING SITUATION POSSIBLE CAUSE (REMEDY) SPRAY MATERIAL LEAKS AT PRIME VALVE STEM 1. Prime valve stem packings (ref# 38 or 39) defective. (replace damaged packings following detailed instructions on page 25. SPRAY MATERIAL LEAKS OUT PRIME VALV E HOSE WITH VALVE CLOSED 1. Prime not[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 23 REPLACEMENT OF INTAKE SEAT 1. Remove the four bolts (ref# 9), securing the intake endcap (ref# 11) to the pump. 2. Remove the ball cage (ref# 14), ball (ref# 13) and elbow (ref# 8) from the endcap. 3. Place endcap on work bench, with external side facing up. 4. Use socket or screw driver a[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 24 1 Open prime valve, (ref# 34) in order to release pressure from the material side of pump. 2 Remove pressure control knob, (ref# 74) and pull P.C. stem, (ref# 77) out to internal stop, thereby releasing hydraulic pressure. 3 Disconnect outgo tee, (ref# 33) from outgo swivel, (ref# 30) on t[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 25 REPAIR OF BLEED VALVE Bleed Valve Repair Kit Installation 1. Open bleed valve (ref # 34), turning handle counter - clockwise to release pressure from mate rial side of pump. 2. Remove bleed valve return hose, (ref # 48) from bleed valve return fitting, (ref # 44). 3. Place wrench on bleed [...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 26 DIAPHRAGM REPLACEMENT Tools or Supplies Required ♦ 1/4 Allan wrench ♦ 4 - 45 - 3 Pressure cap ♦ Torque Wrench ♦ 3/8” Open end wrench ♦ 1/8 Allan wrench ♦ H.E.R.O. hydraulic oil ♦ Rags ♦ Drip / collection tray 1. Tilt unit up onto its’ nose ( resting vertically on handle[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 27 HYDRAULIC HEAD INSERT REPLACEMENT 1. Tilt unit up onto its’ nose ( resting vertically on handle, ref# 130). See Fig. 1. 2. Remove the eight bolts ( ref# 17) securing th e paint head ( ref# 18) to the hydraulic head ( ref# 53). 3. Place rags around the cylinder area to absorb hydraulic oi[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 28 1. Remove hydraulic feed line, (ref# 63) from hydraulic intake valve, (ref# 62) and also remove hydraulic return line, (ref# 72) from the pressure control valve, (ref# 73). Plug lines to minimize oil loss. (Hint; golf tees work well f or this) 2. Remove the bolts, (ref# 114) passing throug[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 29 PISTON REPAIRS 7. Remove piston circlip, using circlip pliers. Remove piston from rod. NOTE: Use extreme caution not to damage ci rclip or the internal circlip groove of piston. Piston rod circlip, washer, o - ring, and nut are not available individually. Part s are available with the purc[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 30 1 Remove pressure control knob, (ref# 74) and pull P.C. stem, (ref# 77) out to the internal stop (1/16" to 1/8") thereby releasing hydraulic pressure. 2 Remove hydraulic return line, (ref# 72) from P.C. fitting, (ref# 81). 3 Place 11/16" w rench on P.C. seat, (ref# 87). Turn[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 31 1/4x1/4 Hose to Hose Connector 114 Paint Hose, 50’ x 1/4” 3 - Whipend Whipend, 3’ x 3/16” 10 - 55 - 011 - 2 ASM Gun, Model 400, 2 Finger Trigger, c/w 1710 Zip Tip 10 - 55 - 011 - 4 ASM Gun, Model 400, 4 Finger Trigger, c/w 1710 Zip Tip 10 - 55 - 300 - 2 ASM Gun, Model 300, 2 Finger[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 32 INTAKE PARTS REF PART # DESCRIPTION QTY 1 4 - 210 SIPHON ASSEMBLY COMPLETE, ( Ref# 2 - 7, 48 - 50 ) ASSY 2 187A SCREEN, Siphon, Coarse, Includes 1 3 Not Used 4 189A - 1 TUBE, Siphon, Metal, 5 Gal. 1 5 4 - 184A HOSE, Siphon, 21”L x 3/4” ID, Lacquer Resistant 1 6 1/75 - 3 CLAMP 2 7 667 -[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 33 OUTGO PARTS REF PART # DESCRIPTION QTY 30 20 SWIVEL 1 31 4 - 6654 REPAIR KIT ( ref# 21, 24, 26(2), 27 - 28 ) KIT 32 4 - 6655 OVERHAUL KIT ( ref# 21, 24, 25, 26(2), 27 - 28 ) KIT 33 13 - 1 TEE, Female x Male x Male 1 34 4 - 606 BLEED VALVE COMPLETE ( Ref# 35 - 46 ) ASSY 35 14A CONNECTOR, 1/[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 34 HYDRAULIC PARTS REF PART # DESCRIPTION QTY 60 35A CROSSBLOCK, Aluminum 1 61 25 - 2 ELBOW 3 62 4 - 30 VACUUM VALVE 1 63 4 - 31 FEED LINE, LVO, C/W Fittings, Includes ref# 64 1 64 31 - 1 ORIFICE, Metering 1 65 4 - 45A TANK, Complete With Fittings, (ref# 66 - 68) ASSY 66 4 - 45 - 1 SCREEN, Ta[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 35 HYDRAULIC PARTS REF PART # DESCRIPTION QTY 92 38A - 3 SEAT, Piston, Bronze 1 93 4 - 38A - 2 ROD, Piston, C/W Nut, Washer, O - Ring, Circlip 1 DRIVE PARTS 94 05 - 80 - 5000 BEARING, Crankshaft Side 2 95 HW1055 LT. CARRIAGE, 5/16NC x 5/8" 4 96 HW5060P WASHER, Lock, 5/16 4 97 HW4030P NUT[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 36 CHASSIS PARTS REF PART # DESCRIPTION QTY 118 HW1070F CAPSCREW, HX. HD., 5/16NC x 1 - 1/4", Gr. 5, Full Thread 2 119 HW4040 NUT, Hex Jam, 5/16" 2 120 4 - 67/13B LEG 1 121 4 - 67/14 FOOT PAD, c/w ref# 124, 125 2 122 HW1020P CAPSCREW, HX HD, 1/4NC x 3/4, PLATED 123 HW5030P WASHER, 1[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 37 PARTS SCHEMATIC 300S / 300SL LEGEND 134 133 135 136 132 131 120 128 127 137 2 7 49 48 50 4 6 1 8 300SL 140 139 138 141 121 5 130 6 142 122 122 123 122 125 124 124 125 122 126 122 124 125 144 143[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 38 PARTS SCHEMATIC 300S / 300SL LEGEND 123 108 106 104 109 119 117 104 125 107 102 101 124 95 95 97 116 115 106 105 114 110 113 58 59 63 61 62 64 103 111 112 61 113 114 65 68 67 71 69 70 97 96 33 73 66 30 72 34 22 21 56 89 13 12 16 11 8 10 9 17 18 15 14 57 55 54 51 60 103 118 122 130 98 99 10[...]

H.E.R.O. INDUSTRIES 300S / 300SL LEGEND Owner’s Manual 39 Manufactured by : H.E.R.O. INDUSTRIES 2719 LAKE CITY WAY BURNAB Y , B.C. CANADA Phone: 604 - 420 - 6543 800 - 494 - 4376 Fax: 604 - 420 - 8725 Purchased From __________________________ __________________________ __________________________ __________________________ Model : ________________[...]