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Thank you for purchasing a Hotsy Pressure Washer. This manual covers the operation and mainte-
nance of your pressure washer. All information in this manual is based on the latest product informa-
tion available at the time of printing. Hotsy, Inc. reserves the right to make changes at any time with-
out incurring any obligation.
Read instructions carefully before attempting to assemble, install, operate or service this pressure
washer. Failure to comply with instructions could result in personal injury and/or property damage!
®
SERIAL NUMBER:
DATE PURCHASED:
FOR SALES AND SERVICE, PLEASE CONTACT:
MODELS 965SS, 1065SS,
1065SSE, 1075SSE, 1075BE
OPERATING INSTRUCTIONS AND PARTS MANUAL
9.807-621.0 - AF (05/24)
c
®

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Summary of Contents for Hotsy 965SS

  • Page 1 All information in this manual is based on the latest product informa- tion available at the time of printing. Hotsy, Inc. reserves the right to make changes at any time with- out incurring any obligation.
  • Page 2 Pump Pressure At Pump Head: 3500 PSI ● Burner Type: Fuel Oil Fired, 309,900 BTU/Hr. ● Burner Fuel Pressure: 205 PSI Max. ● Machine Displacement: 408cc Electric Start ● Exhaust Stack Size: 8" ● Machine Dimensions: Length=47", ● Width=31", Height=49" ● HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 3: Table Of Contents

    Operation Instructions ................11 General Cleaning Techniques & Storage ..........13 Maintenance ....................14 Troubleshooting ..................15 Wiring Diagram - 965SS, 1065SS .............18 Wiring Diagram - 1065SSE, 1075SSE............19 Wiring Diagram - 1075BE ................20 Wiring Diagram - Burner All Models ............21 Model Number ______________________________...
  • Page 4: Introduction & Important Safety Information

    Doing so will result in DO NOT ADD FUEL WHEN OPERATING 3. Stay alert — watch what you are doing. fire and/or explosion. MACHINE. WARNING: Risk of fire — Do not Spray flammable liquids. HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 5 17. Inlet water must be clean fresh water and no place hands or feet on non- hotter then 90°F. insulated areas of the pressure washer. RISK OF INJURY. HOT SURFACES CAN CAUSE BURNS 12. Transport/Repair with fuel tank EMPTY or with fuel shut-off valve OFF. HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 6 100° before stopping the machine. Then open the spray gun to relieve pressure. Failure to properly cool down or maintain the heating coil may result in a steam explosion. HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 7: Component Identification

    2 minutes, water may leak from the Wand — Must be connected to the spray gun. pump protector. Warm water will discharge from pump protector onto floor. This system prevents internal pump damage. HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 8: Assembly Instructions

    2. Install the battery terminals as shown in Figure 10-1/2" Pressure Hose 8-3/4" Figure 1 - Pressure Hose Installation NOTE: The pressure nozzle is not to be installed 6-3/4" at this time. Figure 3 - Battery Dimensions HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 9: Installation

    Hotsy pressure washer. Proper combustion can only be obtained when Warning information should be emphasized and there is a sufficient supply of oxygen available for understood.
  • Page 10 • For higher ambient temperatures the air band opening may need to be increased; for lower ambient temperatures, the air band opening may need to be decreased. HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 11: Operation Instructions

    DO NOT reduce the water inlet flow so the pump cavities due to water starvation. Operating a pump with insufficient water will damage the pump seals. Figure 6 - Nozzle Installation/Manual Trigger Lock HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 12 Always rinse with cold water after using detergent. Rinse from the top to the bottom to prevent detergent from dripping onto a rinsed area. For the best results, contact your Hotsy Detergent Injector dealer to help you select the best detergent for your application.
  • Page 13: General Cleaning Techniques & Storage

    1. Connect water supply hose to the garden hose antifreeze for rust protection. Refer to the Gasoline connector located on the pump. Turn on water Engine Manual for engine storage information. supply. HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 14: Maintenance

    250 hours of operation and replace when 1/8" ground. Caution: Inspect relief valve annually for to 1/4" brush material remains. DO NOT allow the any obstruction. brushes to wear out completely or motor damage HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 15: Troubleshooting

    Squeeze trigger. Water must be spraying for burner to light. Thermostat set too low Adjust thermostat to desired temperature. Blown fuse Replace. Fuse is located in control box. Engine is running too slow Move throttle lever to full throttle position. HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 16 Tighten all clamps. Check detergent line for holes. Defective high limit switch Replace. Incorrect fuel nozzle size See exploded view parts list for proper size. Insufficient water supplied Check G.P.M. to machine. Restricted water flow Check nozzle for obstruction, proper size. HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 17 IMPORTANT If the pressure washer demonstrates other symptoms or the corrective actions listed do not correct the problem, contact the local authorized Hotsy Service Center. The Hotsy Service Center can be identified by visiting www.hotsy.com. When ordering from your dealer, please provide the following:...
  • Page 18: Wiring Diagram - 965Ss, 1065Ss

    WIRING DIAGRAM - 965SS, 1065SS HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 19: Wiring Diagram - 1065Sse, 1075Sse

    WIRING DIAGRAM - 1065SSE, 1075SSE HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 20: Wiring Diagram - 1075Be

    WIRING DIAGRAM - 965SS CAL, 1065SSE CAL, 1075SSE CAL, 1075BE CAL HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 21 WIRING DIAGRAM - 1075BE HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 22: Wiring Diagram - Burner All Models

    WIRING DIAGRAM - BURNER ALL MODELS HOTSY 965SS-1075SS • 9.807-621.0...
  • Page 23 Service Request page. To REGISTER your pressure washer, please visit our Warranty Registra- tion page at www.hotsy.com/WarrantyRegistration.aspx or scan the code below with your smart phone. Form # 9.807-621.0 • 965SS-1075SS • Revised 05/24 • Printed in U.S.A.

This manual is also suitable for:

1065ss1065sse1075sse1075be

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