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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!
MODEL:
SERIAL NUMBER:
DATE PURCHASED:
FOR SALES AND SERVICE, PLEASE CONTACT:
MODELS 797SS, 797SS-208,
897SS, 897SS-208
OPERATING INSTRUCTIONS
AND PARTS MANUAL
9.808-301.0 - E
(07/22)

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Summary of Contents for Hotsy 797SS

  • Page 1 MODELS 797SS, 797SS-208, 897SS, 897SS-208 OPERATING INSTRUCTIONS AND PARTS MANUAL 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! MODEL: SERIAL NUMBER:...
  • Page 3 797SS 797SS-208 Flow Rate At Pump Head: 3.5 gpm/210 gph Flow Rate At Pump Head: 3.5 gpm/210 gph ■ ■ Pressure At Pump Head: 2000 PSI Pressure At Pump Head: 2000 PSI ■ ■ Burner Type: Fuel Oil Fired, 290,000 BTU/Hr.
  • Page 4: Table Of Contents

    The model and serial numbers will be found on a decal attached to the pressure washer. You should record both serial number and date of purchase and keep in a safe place for future reference. Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 5: Important Safety Information

    2. Know how to stop the machine and bleed pressure quickly. Be thoroughly familiar with the controls. del cable de alimentación. Si no se cumple este requisito se puede producir una descarga eléctrica. 3. Stay alert — watch what you are doing. Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 6 (Safety glasses do not provide d'incendie —Ne pas ajouter full protection.) de carburant pendant que la RISK OF FIRE. machine fonctionner ou est DO NOT ADD FUEL WHEN OPERATING encore chaude. MACHINE. Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 7 áreas de agarre designadas de la pistola rociadora y la varilla. No coloque las manos o los pies en áreas sin aislamiento de la lavadora a presión. Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 8 Mantenga el freno activado durante la máquina avoir une pente et un drainage adéquats pour operación y almacenaje. réduire la possibilité d'une chute due à une surface glissante. Follow the maintenance instructions specified in the manual. Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 9: Component Identification

    Unloader Valve — Safety device which, when the than 2 minutes, water will leak from the pump spray gun closes, prevents over pressurization (Not protector. Warm water will discharge from pump Shown.) protector onto floor. This system prevents internal pump damage. Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 10: Assembly Instructions

    2. Install pressure hose on machine as shown in Figure 1. Handle Relief Valve Pressure Hose Bolts, Washers and Nut Figure 1 - Pressure Hose Installation Figure 3 - Handle Installation Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 11: Installation Instructions

    Proper combustion can only be obtained when there is a sufficient supply of oxygen available for the amount of fuel being burned. If it is necessary to install the machine in a poorly ventilated area, outside fresh air Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 12: Operation Instructions

    Lorsqu'une prise correctement mise à la masse n'est Lock pas disponible, il incombe au propriétaire d'en faire installer une. Toujours débrancher l'alimentation avant d'effectuer des opérations d'entretien sur la Figure 4 - Nozzle Installation/Trigger Lock laveuse à pression. Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 13: General Cleaning Techniques

    High pressure wash a These chemicals will harm the machine and will dam- small area, then check the surface for damage. If age the surface being cleaned. no damage is found, continue to pressure wash- ing. Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 14: Storage

    La alteración Figure 5 - Pump Lubrication del ajuste de fábrica puede causar lesiones perso- nales y/o daños materiales y anula la garantía del fabricante Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 15 These deposits will insulate the coil. This will restrict the air flow through the coil, further aggravating the soot buildup. Contact your local service center when desooting is needed. Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 16: Troubleshooting

    Clogged fuel filter. Clean fuel filter. BURNER SMOKES Air intake adjustment needs to be Readjust air intake per the oil burner section OR HAS adjusted. of this manual. OBNOXIOUS ODOR. Improper fuel. Use proper fuel. Manual Hotsy, 700 Series • 9.808-301.0...
  • 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: Exploded Views & Parts List

    EXPLODED VIEW - LEFT SIDE For Detail Electric Box Assy. For Detail See Pump Assy. For Detail See Fuel Tank Assy. Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 19 EXPLODED VIEW - RIGHT SIDE For Detail See Burner Assy. Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 20 (897SS) 1 1/2" 8.759-549.0 Label Racing Hotsy 8.930-050.0 Bumper 700 series Right Side wrinkle black 8.759-550.0 Label Racing Hotsy Left Side 1 9.802-518.0 Strain Relief, Lt, Str, 3/4 Npt .49-.71d 8.911-804.0 Assy, Outer Wrap 8.930-032.0 Brake assembly right side 8.919-134.0 Assy, Coil, Hotsy 790 Mty 8.925-827.0...
  • Page 21: Control Panel Assembly & Parts List

    10-3 Cord 8.627-899.0 Washer, 8 Flt 9.802-283.0 Hour Meter, 24-240vac 50/60hz 8.623-803.0 Gasket Switch Carling 6.622-337.0 Control Transformer ▲ Not shown 8.930-040.0 Control Box 700 Series Painted 8.930-014.0 Control Panel 700 Series Wrinkle Black Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 22: Burner Assembly & Parts List

    1/4" M-Nptf, Brass 8.757-205.0 Hose Barb, 1/4" Barb X 1/4" M-Nptf, 90° 8.757-366.0 Nipple, 1/4" X 3", W/Slnt 8.757-652.0 Filter Fuel Hotsy 1/4" Female 1 8.759-576.0 Burner Afg 230v 60hz 24v F16 9.802-514.0 Strain Relief, Lt, Str, 1/2 Npt,.23-.45d 8.700-794.0 Coil 12/24V with out cord 9.802-635.0...
  • Page 23: Fuel Tank Assembly & Parts List

    X 3/8' Barb, Dou 9.802-177.0 Valve, 1/4' Shut-Off, 180 Deg 9.802-254.0 Hose, 1/4" Push-On, /Ft 15" (Burner Out) 9.802-254.0 Hose, 1/4" Push-On, /Ft 26" (Burner Inlet) 9.803-535.0 Cap With Fuel Display 14" 8.757-732.0 Label Caution Diesel Type Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 24: Float Tank Assembly & Parts List

    8.757-344.0 Hose Barb, 1/2" Barb X 1/2", Brass 8.759-547.0 Foot Valve 1/2" Npt 9.802-147.0 Swivel, 3/8" Mp X 3/4" Ghf W/Strainer 9.802-151.0 Swivel, 1/2" Barb X 1/2"Jic, Fem/Brass 9.802-259.0 Hose, 1/2" Push-On, /Ft 15" Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 25: Pump Assembly & Parts List 700 Series

    (M) X 3/8 Nptf (M) W/ 1/4"""" Gauge Port 8.758-203.0 Protection Pump 3/8" 9.802-744.0 Bolt, 10mm X 20mm, 145 Deg W/Slnt Hh Zinc 8.754-869.0 Unloader,Pulsar RV,3/8" 9.802-816.0 Washer, 7/16", Split NPT,W/Knob&Swtch Ring Lock, 780481 Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 26: Coil Outlet Assembly & Parts List

    Clamp Hose Vinyl, /Ft 84" 8.707-057.0 Strainer, Plastic, 1/4", 9.802-746.0 Screw, 1/4-20 X 1/2", Hose Barb Thumb 8.930-033.0 Mounting Bracket Injector 9.802-188.0 Valve, Metering, 1/4 Hose 9.802-252.0 Hose, 1/4" X 1/2", Braided Vinyl, /Ft 7.5" Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 27: Hose, Gun & Wand Assembly & Parts List

    8.712-340.0 Nozzle, SAQCMEG 4003.5, White (897SS) 9.802-164.0 Coupler, 1/4" Socket, Female Brass 8.725-389.0 Wand, Single, 36", Insulated 1 W/ Side Grip 8.707-140.0 Nipple, 1/4", Male, Ssteel 8.751-235.0 Gun, Hotsy, H1050 5000 PSI, 10.4 GPM Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 28: Hm Pump - Exploded View & Parts List

    * Available in kit (See below) 9.802-944.0 Hexagonal Screw 8.717-210.0 Closed Bearing Housing 9.803-192.0 O-Ring Ø1.78 x 60.05 8.933-011.0 Tapered Roller Bearing 8.751-222.0 Crankshaft 9.803-167.0 Crankshaft Key 9.802-921.0 Oil Dip Stick 9.803-140.0 Crankshaft Seal Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 29 Plunger Oil DESCRIPTION 15mm Packing 15mm Complete Valve Seals ITEMS NUMBERS 33, 34, 35, 36, 3, 5, 7 3, 4, 5, 6, 7 11, 12, 13 INLCUDED 37, 38 NO. OF CYLINDERS KIT WILL SERVICE Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 30: Wiring Diagram 700 Series

    WIRING DIAGRAM 700 SERIES Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 31 WIRING DIAGRAM 700 SERIES Manual Hotsy, 700 Series • 9.808-301.0...
  • Page 32 If you need SERVICE on your pressure washer, contact your local Hotsy dealer or visit www.Hotsy.com. Smart phone users scan the code below to link directly to the 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...

This manual is also suitable for:

797ss-208897ss897ss-208

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