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MODEL: HPB OPERATING INSTRUCTION AND PARTS MANUAL I HPB-3520 I HPB-4020 SHARK PRESSURE WASHERS I I I I I 4275 N.W. Pacific Rim Blvd. I Camas, WA 98607 I USA For technical assistance or the Shark Dealer nearest you, call 1-800-771-1881.
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MACHINE SPECIFICATIONS G G G G G G G G G G Pump Volume At Pump Head: Total Machine Amperage: HPB-3520 3.5 GPM HPB-3520 22 Amps HPB-4020 4.2 GPM HPB-4020 29 Amps G G G G G Shipping Weight: G G G G G Pump Pressure At Pump Head: HPB-3520 340 Lbs.
Oil Change Record ..........24 HPB Junior Series Exploded View ...... 12 Warranty HPB Junior Series Exploded View Parts List ......13-14 SERIAL NUMBER: DATE PURCHASED: FOR SALES AND SERVICE, PLEASE CONTACT: Shark HPB Manual • Form 97-6131 • Revised 12/01...
HPB SERIES PRESSURE WASHER OPERATOR’S MANUAL INTRODUCTION WARNING: Flammable liquids WARNING can create fumes which can ignite Thank you for purchasing a HPB. causing property damage or se- vere injury. This manual covers the operation and maintenance of the HPB-352001A, 352007A Junior Series and WARNING: Do not use gasoline, HPB-402001A, 402007A Senior Series pressure wash- crankcase drainings or oil con-...
HPB SERIES PRESSURE WASHER OPERATOR’S MANUAL 22. When making repairs disconnect from electrical WARNING: High pressure spray WARNING source. can cause paint chips or other particles to become airborne and 23. Turn burner off and open spray gun to allow water to fly at high speeds.
HPB SERIES PRESSURE WASHER OPERATOR’S MANUAL COMPONENT IDENTIFICATION JUNIOR SERIES CAUTION HOT WATER: Must use insulated spray gun and wand. Fuel Tank High Limit Thermostat Discharge Fresh Water Nipple Faucet Detergent (not included) Suction Hose Control Panel Pressure Downstream Switch Detergent Injector Unloader GFCI...
HPB SERIES PRESSURE WASHER OPERATOR’S MANUAL COMPONENT IDENTIFICATION SENIOR SERIES CAUTION HOT WATER: Must use insulated spray gun and wand. High Limit Fuel Tank Thermostat Discharge Nipple Burner Switch Pump Switch Control Panel Wand Holder Downstream Burner Detergent Injector Detergent Chamber Suction Hose Quick Coupler...
HPB SERIES PRESSURE WASHER OPERATOR’S MANUAL Electrical: 6. Securely attach the desired high pressure nozzle into wand coupler as described in steps 4 and 5. This machine, when installed, must be electrically 7. Connect the power cord into the proper electrical grounded in accordance to local codes.
HPB SERIES PRESSURE WASHER OPERATOR’S MANUAL 5. If water is known to be high in mineral content, use a High Limit Hot Water Thermostat: water softener on your water system, or de-scale as For safety, each machine is equipped with a high limit needed.
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HPB SERIES PRESSURE WASHER OPERATOR’S MANUAL 4. Clean, repair and replace the coil by reversing the ger on the spray gun, the pressure drops, allowing the pres- above steps. sure switch to activate the fuel solenoid. The solenoid then closes, shutting off the supply of fuel to the combustion Coil Reinstallation chamber.
HPB SERIES PRESSURE WASHER OPERATOR’S MANUAL TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION BURNER WILL NOT Disconnected or short in electrical All wire contacts should be clean and tight. No wiring breaks in wire. LIGHT Burner motor thermal protector If tripped, check voltage, connections and tripped extensions for cause.
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HPB SERIES PRESSURE WASHER OPERATOR’S MANUAL TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION Improper fuel or water in fuel Drain fuel tank and replace with proper fuel. LOW WATER TEMPERATURE Low fuel pressure Increase fuel pressure. Weak fuel pump Check fuel pump temperature. Replace pump if needed.
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HPB SERIES PRESSURE WASHER OPERATOR’S MANUAL TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION LOW OPERATING Faulty pressure gauge Install new gauge. PRESSURE 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.
Attention to regular preventative mainte- nance procedures will assist in preserving the performance of your equipment. Contact your Shark Pressure Wash- ers dealer for maintenance. Regular preventative maintenance will add many hours to the life of your pressure washer.
TICULAR PURPOSE. SHARK does not authorize any other party, including authorized Dealers, to make any representation or promise on behalf of SHARK, or to modify the terms, conditions, or limitations in any way. It is the buyer’s responsibility to ensure that the installation and use of SHARK products conforms to local codes.
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N.W. Pacific Rim Blvd. • Camas, WA 98607 • 1-800-771-1881 Form #97-6131 • Revised 12/01A • Printed in U.S.A.
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