MODEL: STP OPERATING INSTRUCTION AND PARTS MANUAL ■ STP-2015 ■ STP-2310 ■ STP-3520 For technical assistance or the SHARK dealer nearest you, call 1-479-750-4475, 1-800-771-1881 or visit our website at www.shark-pw.
CONTENTS ● Pump Volume At Pump Head: STP-2015 1.9 GPM STP-2310 2.1 GPM STP-3520 3.5 GPM ● Total Machine Amperage: STP-2015 20 Amps STP-2310 15 Amps STP-3520 22 Amps ● Pump Pressure At Pump Head: STP-2015 1500 PSI STP-2310 1000 PSI STP-3520 2000 PSI ● Shipping Weight: STP-2015 330 Lbs. STP-2310 330 Lbs. STP-3520 340 Lbs.
MACHINE SPECIFICATIONS Introduction ............................................................ 4 STP Exploded View Parts List ....................... 14-15 Important Safety Information ............................. 4-5 Control Panel Exploded View and Parts List ...... 16 Installation ......................................................... 5, 7 Hose & Spray Gun Assembly and Parts List ..... 17 Component Identification ......................................
STP SERIES PRESSURE WASHER INTRODUCTION WARNING Thank you for purchasing a STP. This manual covers the operation and maintenance of the STP Series pressure washers. All information in this manual is based on the latest product information available at the time of printing. We reserve the right to make changes at any time without incurring any obligation.
STP SERIES PRESSURE WASHER WARNING PROTECTIVE EYEWEAR AND CLOTHING MUST BE WORN. WARNING RISK OF ASPHYXIATION. USE ONLY IN A WELL VENTILATED AREA. WARNING: High pressure spray can cause paint chips or other particles to become airborne and fly at high speeds. 9. Eye safety devices must be worn when using this equipment. WARNING: Risk of asphyxiation — Use this product only in a well ventilated area. 10.
STP SERIES PRESSURE WASHER OPERATOR’S MANUAL COMPONENT IDENTIFICATION CAUTION HOT WATER: Must use insulated spray gun and wand. Nozzle ON-OFF Switch Adjustable Thermostat Discharge Nipple Wand Holder Downstream Detergent Injector Fresh Water Faucet (not included) Burner Chamber GFCI Pressure Switch Pump Unloader Garden Hose (not included) Burner Motor Detergent Bucket (not included) Nozzle Coupler Detergent Suction Hose Trigger Variable Pressure Insulated Wand Shark STP • 97-6153 • Rev.
STP SERIES PRESSURE WASHER Electrical: This machine, when installed, must be electrically grounded in accordance to local codes. Check for proper power supply using a volt meter. Placement: Do not locate near any combustible material. Keep all flammable material at least 20 feet away. Allow enough space for servicing the machine. Local code will require certain distances from floor and walls. (Two feet away from walls should be adequate.
STP SERIES PRESSURE WASHER HOW TO USE THE DETERGENT INJECTOR WARNING: Some detergents may be harmful if inhaled or ingested causing severe nausea, fainting or poisoning. The harmful elements may cause property damage or severe injury. SOME DETERGENTS The machine can siphon and mix deMAY BE HARMFUL IF tergents with the use of Shark's deINHALED OR INGESTED. tergent injector kit. 1. Pull injector quick coupler collar back and secure on discharge nipple.
STP SERIES PRESSURE WASHER PREVENTATIVE MAINTENANCE 1. Use clean fuel - kerosene, No. 1 home hearing fuel or diesel fuel. Clean or replace fuel filter every 100 hours of operation. Avoid water contaminated fuel as it will seize up the fuel pump. De-soot coils monthly. Use an additive if diesel is being used. 2. Check to see that the attached pressure washer water pump is properly lubricated. 3. Follow Winterizing Procedures to prevent freeze damage to pump coils. 4.
STP SERIES PRESSURE WASHER 1. Remove the tank head assembly by lifting the tank head off. 2. Remove the two pipe nipples and associated fittings. 3. Lift the coil out of the outer wrap. CAUTION: the coil weighs about 80 lbs. Use proper lifting techniques. 4. Clean, repair and replace the coil by reversing the above steps. Coil Reinstallation Reinstall by reversing the above steps 4 through 1.
STP SERIES PRESSURE WASHER FUEL AIR ADJUSTMENT Air Shutter Locking Screw Air Shutter Air Band Air Shutter Locking Screw Air Band Locking Screw If the desired position cannot be obtained using only the air shutter, lock the air shutter in as close a position as can be obtained, then repeat the above procedure on the air band setting. Shark STP • 97-6153 • Rev.
STP SERIES PRESSURE WASHER OPERATOR’S MANUAL STP SERIES EXPLODED VIEW LEFT SIDE 42 47 (Reversed View of Label) 46 43 (Reversed View of Label) 84 41 36 58 35 88 49 44 40 48 19 45 87 44 86 37 51 39 42 50 44 54 52 82 53 78 55 56 83 83 79 80 82 38 For Detail See Control Panel Illus. 81 83 63 62 57 66 64 64 59 25 67 65 73 60 10 61 11 74 70 69 To Fuel Tank 3 68 2 To Fuel Tank 76 3 71 75 1 1 Shark STP • 97-6153 • Rev.
STP SERIES PRESSURE WASHER OPERATOR’S MANUAL STP SERIES EXPLODED VIEW RIGHT SIDE 33 27 23 28,29 21 26 25 20 24 32 22 18 Enlarged View Overload Button 21 20 31 17 30 72 15 To Fuel Filter 16 14 To Burner 15 12 13 8 11 11 7 9 6 7 5 77 77 3 2 1 34 4 1 4 3 Shark STP • 97-6153 • Rev.
STP SERIES PRESSURE WASHER OPERATOR’S MANUAL STP SERIES EXPLODED VIEW PARTS LIST ITEM PART NO. DESCRIPTION ITEM PART NO. DESCRIPTION 1 90-20041 Collar, 5/8" Bore Shaft (3010) 4 23 6-021720 2 4-0307 Wheel & Tire Assy, 6" Steel Rim w/Tube 4 Switch, Pressure, N/O, 1/4" NPT SS 1 24 5-1004M 3 90-4005 Washer, 5/8", Flat, SAE 4 Motor, 1.5 HP 115V 1725 RPM (2310) 1 4 95-07104723 Axle, Rod 5/8" x 27.
STP SERIES PRESSURE WASHER 15 OPERATOR’S MANUAL STP SERIES EXPLODED VIEW PARTS LIST (CONTINUED) ITEM PART NO.
STP SERIES PRESSURE WASHER OPERATOR’S MANUAL CONTROL PANEL 2 EXPLODED VIEW 4 1 5 3 7 2 5 1 17 6 10 20 8 7 9 18 To Thermostat 11 19 16 14 12 15 13 13 12 To Pressure Switch To Power Source To Motor ITEM To Burner Motor PART NO. DESCRIPTION QTY ITEM PART NO. DESCRIPTION QTY 1 4-05088 Thermostat, Adjustable, 302°F 1 2 6-020201 Switch, 3 PS, 115V-230V, 1PH 1 12 6-0522 Strain Relief, 12/4 Alum.
STP SERIES PRESSURE WASHER OPERATOR’S MANUAL 17 HOSE AND SPRAY GUN ASSEMBLY 8 1 2 7 4 3 6 5 ITEM 1 PART NO. DESCRIPTION QTY 2-2002 Coupler, 3/8" Female 1 2-0121 ▲ Quick Coupler O-Ring LG 1 ITEM PART NO.
STP SERIES PRESSURE WASHER OPERATOR’S MANUAL DOWNSTREAM INJECTOR ASSEMBLY 1 3 4 2 ITEM PART NO. DESCRIPTION 3-12021 Injector, Detergent, Non-Adjust #3 (3520) 1 3-1202 Injector, Detergent, Non-Adjust #2 (2015, 2310) 1 2 2-9040 Clamp, Hose, UNI .46 - .54 3 4-02080000 Tube, 1/4" x 1/2", Clear Vinyl 6 ft. 4 2-1904 Strainer, 1/4" Hose Barb 1 Shark STP • 97-6153 • Rev.
STP SERIES PRESSURE WASHER OPERATOR’S MANUAL 19 TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION BURNER WILL NOT LIGHT Disconnected or short in electrical wiring All wire contacts should be clean and tight. No breaks in wire. Burner motor thermal protector tripped If tripped, check voltage, connections and extensions for cause. Check fuel pump shaft rotation for binding, causing motor to overheat. ON-OFF switch defective Check continuity through burner switch.
STP SERIES PRESSURE WASHER OPERATOR’S MANUAL TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION LOW WATER TEMPERATURE Improper fuel or water in fuel Drain fuel tank and replace with proper fuel. Low fuel pressure Increase fuel pressure. Weak fuel pump Check fuel pump temperature. Replace pump if needed. Fuel filter partially clogged Replace as needed. Soot build up on coils Clean coils with soot remover. Lime build up on coils Clean inside of coils usings coil cleaner.
STP SERIES PRESSURE WASHER OPERATOR’S MANUAL 21 TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION LOW OPERATING PRESSURE Faulty pressure gauge Install new gauge. Insufficient water supply Use larger garden hose; clean filter washer at water inlet. Old, worn or incorrect spray nozzle Match nozzle number to machine and/or replace with new nozzle. DETERGENT NOT DRAWING PUMP RUNNING NORMALLY BUT PRESSURE LOW ON INSTALLATION FLUCTUATING PRESSURE PUMP NOISY Shark STP • 97-6153 • Rev.
STP SERIES PRESSURE WASHER OPERATOR’S MANUAL PREVENTATIVE MAINTENANCE This pressure washer was produced with the best available materials and quality craftsmanship. However, you as the owner have certain responsibilities for the correct care of the equipment. Attention to regular preventative maintenance procedures will assist in preserving the performance of your equipment. Contact your Shark Pressure Washers dealer for maintenance.
STP PRESSURE WASHER WARRANTY SHARK LIMITED NEW PRODUCT WARRANTY PRESSURE WASHERS WHAT THIS WARRANTY COVERS All SHARK PRESSURE WASHERS are warranted by SHARK to the original purchaser to be free from defects in materials and workmanship under normal use, for the periods specified below. This Limited Warranty is subject to the exclusions shown below, is calculated from the date of the original purchase, and applies to the original components only.
Form #97-6153 • Revised 3/04 • Printed in U.S.A.
