Shark MODEL 925A/925SS OPERATING INSTRUCTIONS AND PARTS MANUAL R 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! SPECIFICATIONS ● Pump Volume At Pump Head: 3.0 GPM/180 GPH ● Pump Pressure At Pump Head: 3000 PSI ● Burner Type: Fuel Oil Fired, 239,000 BTU/Hr. ● Burner Fuel Pressure: 130 PSI ● Machine Power: 9.
WARNING Read and observe to prevent severe personal injury or property damage. ● Check hoses, fittings, wand, trigger gun and fuel connections daily for signs of wear, cracks and looseness, and replace as required. ● Do not store flammable liquids (gasoline, diesel fuel, solvents, etc.) near pressure washer or in non-ventilated areas. ● Use extreme caution when moving pressure washer over rough or uneven surfaces.
DETERGENT NOZZLE DUAL LANCE WAND TRIGGER GUN PRESSURE HOSE PRESSURE NOZZLE RELIEF VALVE BURNER EXHAUST VENT NOZZLE HOLDERS ENGINE BATTERY BOX BURNER SWITCH THERMOSTAT DETERGENT INJECTOR CONTROL BOX GARDEN HOSE CONNECTOR OIL BURNER FUEL TANK PUMP COIL DRAIN PLUG OIL BURNER DETERGENT INLET LINE Figure 1 - Machine Component Layout Shark 925A/925SS Page 3
ASSEMBLY 2. Assemble wand components as shown in Figure 3. Unpacking DUAL LANCE WAND Unpack carefully. Wear safety glasses or goggles while unpacking, assembling, or operating pressure washer. If there are missing components or hidden damage, immediately contact carrier concerning discrepancies. 1. Cut strapping band from pressure washer and pallet. 2. Remove pressure washer from pallet. Parts Included • • • • • • • • Pressure Washer Pressure Hose Trigger Gun Dual Lance Wand Pressure Nozzle (3 ea.
2. Install the provided battery terminals as shown in Figure 5. 3. To reduce the possibility of sparking attach the wires to the battery in the following order. Refer to Figure 5. First attach the red wire from the voltage regulator and the red wire from the control box to the positive “+” terminal of battery. Next, attach the black wire from the control box and the black wire from the voltage regulator to the negative “-” terminal of the battery.
Oil Burner Burner Air Adjustment: The oil bur ner on this machine is preset for operation at altitudes below 3000 feet. If operated at higher altitudes, it may be necessary to adjust the air band setting. Adjust the air band for a #1 or #2 smoke spot on the Bacharach scale. To adjust, start machine and turn burner ON (refer to Operation for details). Loosen locking screw (refer to Figure 6) and close air band until black smoke appears from burner exhaust vent. Note air band position.
To Start DANGER: Do not point wand or trigger gun at yourself or at any person. Bodily injury may result from water under high pressure. refer to Figure 8. The output pressure is automatically reduced for detergent application. Allow detergent to reach end of wand before proceeding to step 2. DUAL LANCE WAND WARNING: Wear eye, ear, hand, foot and skin protection at all times while operating pressure washer. IMPORTANT: The water must be turned on before starting.
STORAGE DANGER: Do not store flammable liquids (gasoline, diesel fuel, solvents, etc.) near pressure washer, or in non-ventilated areas. Protect from freezing by storing in a heated area, or by flushing the system with antifreeze (use an automotive engine antifreeze or windshield washer solvent to antifreeze). To flush the system with antifreeze, the following steps are to be followed: 1. Open detergent control handle on dual lance wand, refer to Figure 8. 2.
Proper Pump Care: • Do not pump acids. • Do not allow pump to run dry. • Winterize if storing in freezing temperatures, refer to Storage for details. • Use a water softener on the water system if known to be high in mineral content. • Use only high quality detergents and follow manufacturer’s mix recommendations. • Flush the system with clear water immediately after using detergent solutions. • Clean filter screen on detergent inlet line periodically.
TROUBLESHOOTING GUIDE SYMPTOM POSSIBLE CAUSES CORRECTIVE ACTION Gas engine will not run. Out of gas. Replenish supply. Use only recommended fuels. Refer to Before Starting under Operation. Fuel valve closed (if so equipped). Open valve. Loose spark plug wire. Reconnect. Choke or throttle set incorrectly. Refer to To Start under Operation. Engine ON/OFF switch in OFF position. Place engine ON/OFF switch in ON position. Low engine oil level. Replenish supply.
TROUBLESHOOTING GUIDE SYMPTOM POSSIBLE CAUSES CORRECTIVE ACTION Pressure washer will not produce hot water. ...continued Trigger of trigger gun released. Squeeze trigger. Water must be spraying for burner to light. Thermostat is set too low. Adjust thermostat to desired temperature. Blown fuse. Replace. Fuse is located in Control Box. Refer to Figure 14 for location. Engine is running too slow. Move throttle lever to full throttle position. Battery charge is low.
When ordering from your dealer, please provide the following: Model Number: 925A/925SS Machine Serial Number: ________________________________ Component Part Number: _______________________________ Description: __________________________________________ FOR HELP OR ADDITIONAL INFORMATION, CONTACT: Customer Service Department Shark Pressure Washers 21 Inverness Way East Englewood, CO 80112 1-800-771-1881 Page 12 Shark 925A/925SS
7,8,9 10 11 12,13 14 5,6 4 15,16 3 17,18,19,20 2 1 20,21,22,23,24 Figure 11 - Machine Assembly, Left Side View Ref. No. Part No. Description Qty. Ref. No. Fig. 14 Part No. Description Control Box Assembly Qty. 1 1 375448 Chassis 1 14 2 646089 Decal Warnings 1 15 826167 Strain Relief 2 3 444469 Decal Shark Detergent 1 16 703127 Strain Relief Nut 2 4 Fig. 16 Coil Inlet Assembly 1 17 Fig.
6 5 1 2 3 4 7 8 9,10,11 15,26 12 13 14,15,16 22,23,24,25 21 17,18,19,20 Figure 12 - Machine Assembly, Right Side View Ref. No. Qty. Ref. No. 1 661254 Part No. Description Engine 9 HP 1 15 ■ Part No. Description Flat Washer 5/16” Qty. 7 2 961532 Tubing 3/8” ] 16 799362 Crownlock Nut 5/16” - 18 3 3 823987 Hose Clamp 1 17 817322 Hubcap 4 4 Fig. 15 Coil Outlet Assembly 1 18 848616 Push Nut 4 5 Fig.
1 2 3 2 4 5 6 10 9 8 7 2 Figure 13 - Machine Assembly, Top View Ref. No. 1 Part No. Description Qty. Ref. No. Part No. Description 1 7 890783 Tag Gasoline Engine Qty.
1 2 3 4 5 6 7 8 9 10 11 12 13 14,15 16 17 18 Figure 14 - Control Box Assembly Ref. No. Qty. Ref. No. 1 875465 Part No. Description Burner Switch 1 13 645990 Part No. Description Bridge Rectifier Qty.
10 1 2 3 4 5 8,9 6 7 Figure 15 - Coil Outlet Assembly Ref. No. Qty. Ref. No. 1 799501 Part No. Description Elbow 1/4” x 3/8” Hose 1 7 ■ Screw (4 mm x 6 mm) 1 2 875555 Relief Valve Seat 1 8 780565 Copper Washer 2 3 783845 Relief Valve Manifold 1 9 915630 Plug 3/8” 2 4 630720 Relief Valve Cartridge 1 10 698247 Hex Nipple 1/2” x 2” 1 5 644802 Street Elbow 3/8” 1 6 844806 Quick Disconnect Plug 1 Shark 925A/925SS Part No. Description Qty.
3 7 6 2 5 1 4 Figure 16 - Coil Inlet Assembly Ref. No. Qty. Ref. No. 1 935159 Filter Screen 1 5 754711 Tee 3/8” 1 2 961534 Tubing 1/4” ✽ 6 801102 Hex Nipple 3/8” x 1-1/2” 1 3 823989 Hose Clamp 1 7 873594 Detergent Injector 1 4 715744 Coil Drain Plug 1 Page 18 Part No. Description Part No. Description Qty. ✽ Order amount needed in feet.
1 2 4 3 9 4 8 5,6,7 Figure 17 - Pump Assembly Ref. No. Qty. Ref. No. 1 829938 Part No. Description Pump Fig. 18 1 6 801139 Garden Hose Connector 1 2 890769 Tag Unloader 1 7 856035 Garden Hose Connector Gasket 1 3 707179 Hose 3/8” x 30” 1 8 844758 Street Elbow 1/2” 1 4 644802 Street Elbow 3/8” 2 9 915567 Plug Pipe 1/2” 1 5 875575 Garden Hose Connector Spring 1 Shark 925A/925SS Part No. Description Qty.
8 9 1 2 3 7 4 2 1 6 5 Figure 18 - Pump, Exploded View Ref. No. Qty. Ref. No. 1 835225 Part No. Description Valve Plug 6 7 755256 Pump Mounting Kit 1 2 753164 Check Valve Kit 6 8 646327 Oil Fill/Dipstick 1 3 753165 Plunger Seal Kit 3 9 814285 Gasket 1 4 ✪ 755250 Unloader Assembly 1 5 885426 Crankcase Oil Seal 3 Replacement Parts 6 885425 Crankshaft Oil Seal 1 ✪ 755255 Page 20 Part No. Description Qty.
1 2 3 4 5 6 7 8 Figure 19 - Fuel Tank Assembly Ref. No. Qty. Ref. No. 1 817312 Part No. Description Fuel Tank Cap 1 6 309294 Nipple 3/8” Hose x 1/4” Hose 1 2 661277 Elbow 1/4” Hose x Stand Pipe 1 7 867368 Hose 1/4” Black ✽ 3 823988 Hose Clamp 4 8 890890 Fuel Tank 1 4 707116 Hose 1/4” Green ✽ 5 815230 Bushing 2 Shark 925A/925SS Part No. Description Qty. ✽ Order amount needed in feet.
5 6 1,2,3 7 8 9 4 Figure 20 - Trigger Gun/Dual Lance Wand Assembly Ref. No. Qty. Ref. No. 1 799177 Part No.
1 1/8” 1/8” 2 NOZZLE 3 4 5 6 AIR CONE 5/16” 3/16” NOZZLE ELECTRODE ELECTRODE SETTINGS 7 8,9 10,11 Figure 21 - Burner Assembly Ref. No. Part No. Description Qty. Ref. No. Part No. Description Qty. 1 615850 Burner Fig.
1 2 3 4 5 6 7 8 11 10 9 7 Figure 22 - Burner Parts Breakdown Ref. No. Part No. Description Qty. Ref. No. Part No. Description Qty.
Figure 23 - Wiring Diagram Shark 925A/925SS Page 25
Shark WARRANTY R SHARK ONE-YEAR LIMITED WARRANTY: Shark products are warranted by Shark Pressure Washers (Shark), to be free of defects in material and workmanship under normal use, for a period of ONE YEAR from the date of the original purchase. Items that fail due to normal wear such as pump seals, pump valves, unloader valves, detergent valves, water nozzles, quick couplings, hoses, gunjets, o-rings, etc. are not covered under this warranty.
