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Summary of Contents for DR W210FS/P
- Page 1 ® GASOLINE ENGINE SAFETY & OPERATING INSTRUCTIONS Models: W210FS/P W300FS(E)/P W420FS(E)/P DR Power Equipment Toll-free phone: 1-800-DR-OWNER (376- 9637) Read and understand this manual and all instructions before operating the DR GASOLINE ENGINE.
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Page 2: Table Of Contents
Keep this owner's manual handy, so you can refer to it at any time. This owner's manual is considered a permanent part of the engine and should remain with the engine if it changes hands. The information and specifications included in this publication were in effect at the time of approval for printing. Only the D Type is equipped for both electric and manual starting. -
Page 3: Engine Safety
ENGINE SAFETY Important Safety Information Most accidents with engines can be prevented if you follow all instructions in this manual and on the engine. Some of the most common hazards are discussed below, along with the best way to protect yourself and others. Owner Responsibilities •... -
Page 4: Components & Control Locations
COMPONENTS & CONTROL LOCATIONS FUEL TANK FUEL FILLER CAP MUFFLER START RECOIL STARTER ENRICHMENT PUMP START MOTOR CONTROL BOX IGNITION SWITCH START MOTOR CHOKE / THROTTLE LEVER FUEL SWITCH OIL FILL PLUG OIL DIPSTICK SPARK PLUG OIL DRAIN PLUG ® GASOLINE ENGINE... -
Page 5: Controls
CONTROLS Fuel Valve Lever The fuel valve opens and closes the passage between the fuel tank and the carburetor. The fuel valve lever must be in the ON position for the engine to run. When the engine is not in use, leave the fuel valve lever in the OFF position to prevent carburetor flooding and to reduce the possibility of fuel leakage. - Page 6 Engine Switch The engine switch enables and disables the ignition system. The engine switch must be in the RUN position for the engine to run. Turning the engine switch to the STOP position stops the engine. Choke Lever The choke lever opens and closes the choke valve in the carburetor. The CHOKE OFF position enriches the fuel mixture for starting a cold engine.
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Page 7: Adding Oil For The First Time
ADDING OIL FOR THE FIRST TIME W210FS/P: 20.3 fl oz (0.6L) Oil Capacity W300FS(E)/P: 32.1 fl oz (0.95L) W420FS(E)/P: 37.2 fl oz (1.1L) SAE 10W-30 is recommended for general use. Other viscosities shown in the chart may be used when the average temperature in your area is within the indicated range. -
Page 8: Adding Gas For The First Time
If you continue to run the engine with a "knocking" sound during normal operation, it will damage the engine. • Continuing to use the engine with "knocking" sounds from misusing will void the engine warranty. Fuel tank capacities: W210FS/P： 2.2 L (2.3 qts) W300FS(E)/P： 4.5 L (4.8 qts) W420FS(E)/P： 5.0 L (5.3 qts) 1. -
Page 9: Check Before Operation
CHECK BEFORE OPERATION Is Your Engine Ready to Go? For your safety, and to maximize the service life of your equipment, it is very important to take a few moments before you operate the engine to check its condition. Be sure to take care of any problem you find or have your servicing dealer correct it before you operate the engine. -
Page 10: Operation
OPERATION Safe Operating Precautions Before operating the engine for the first time, please review the IMPORTANT SAFETY INFORMATION and the chapter titled BEFORE OPERATION. Carbon monoxide gas is toxic. Breathing it can cause unconsciousness and even kill you. Avoid any areas or actions that expose you to carbon monoxide. - Page 11 4. ELECTRIC START: For starting engine with electric start, connect start cord to 120 V power supply. 5. Press start button to start engine. Note: AC start rule: run 5 seconds, stop for 5 seconds, and run no more than 10 times continuously. If start motor runs continuously, and the engine still can't start, let the ac starter motor cool at least 40 minutes, then restart the start procedure.
- Page 12 Stopping the Engine To stop the engine in an emergency, simply Pull the engine switch to the STOP position. Under normal conditions, use the following procedure. 1. Move the throttle lever to the SLOW position. 2. Turn the fuel valve lever to the OFF position. 3.
- Page 13 Setting Engine Speed 1. Position the throttle lever for the desired engine speed. Note: For engine speed recommendations, refer to the instructions provided with the equipment powered by this engine. CONTACT US AT www.DRpower.com...
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Page 14: Maintenance
MAINTENANCE The Importance of Maintenance Good maintenance is essential for safe, economical, and trouble-free operation. It will also help reduce air pollution. • Improperly maintaining this engine, or failure to correct a problem before operation, can cause a malfunction in which you can be seriously hurt or killed. - Page 15 Maintenance Schedule REGULAR SERVICE PERIOD Performed at every indicated month or First Every 3 Every 6 Every Each operating hour interval, whichever comes. month or months or months or year first. 20 Hrs. 50 Hrs. 100 Hrs. 150 Hrs. ITEM Check level ●...
- Page 16 REFUELING Fuel tank capacities: W210FS/P： 2.2 L (2.3 qts) W300FS(E)/P： 4.5 L (4.8 qts) W420FS(E)/P： 5.0 L (5.3 qts) With the engine stopped, remove the fuel tank cap and check the fuel level. Refill the tank if the fuel level is low.
- Page 17 3. With the engine in a level position, fill to outer edge of the oil filler hole with the recommended oil. Engine oil capacities: W210FS/P: 20.3 fl oz (0.6L) W300FS(E)/P: 32.1 fl oz (0.95L) W420FS(E)/P: 37.2 fl oz (1.1L) Running the engine with a low oil level can cause engine damage.
- Page 18 4. Screw in the filler cap/dipstick securely. Servicing Your Engine Engine Oil Recommendations Oil is a major factor affecting performance and service life. Use 4-stroke automotive detergent oil. SAE 10W-30 is recommended for general use. Other viscosities shown in the chart may be used when the average temperature in your area is within the recommended range.
- Page 19 Sediment Cup Cleaning Gasoline is highly flammable and explosive. You can be burned or seriously injured when handling fuel. • Stop the engine and keep heat, sparks, and flame away. • Handle fuel only outdoors. • Wipe up spills immediately. 1.
- Page 20 Spark Plug Service Recommended spark plugs: F7RTC or other equivalents. An incorrect spark plug can cause engine damage. 1. Disconnect the spark plug cap, and remove any dirt from around spark plug area. 2. Remove spark plug with a spark plug wrench. 3.
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Page 21: Storage / Transporting
STORAGE / TRANSPORTING Storing Your Engine Proper storage preparation is essential for keeping your engine trouble free and looking good. The following steps will help to keep rust and corrosion from impairing your engine’s function and appearance and will make the engine easier to start after storage. Cleaning If the engine has been running, allow it to cool for at least half an hour before cleaning. - Page 22 Adding a Fuel Stabilizer to Extend Fuel Storage Life When adding a fuel stabilizer, fill the fuel tank with fresh gasoline. If only partially filled, air in the tank will promote fuel deterioration during storage. If you keep a container of gasoline for refueling, be sure that it contains only fresh gasoline. 1.
- Page 23 With the engine and exhaust system cool, cover the engine to keep out dust. A hot engine and exhaust system can ignite or melt some materials. Do not use sheet plastic as a dust cover. A nonporous cover will trap moisture around the engine, promoting rust and corrosion.
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Page 24: Troubleshooting
TROUBLESHOOTING Engine Will Not Start Possible Causes Solution Cylinder Ignition ok Abnormal Abnormal No fuel in fuel tank or fuel switch is off Add fuel, open fuel switch pressure is fuel flow fuel flow Fuel cap gap is blocked Unchoke normal Fuel switch is stuck Clean... - Page 25 Engine Stalls Possible Cause Correction Sudden shutoff Fuel system Runs out of fuel Add fuel or unchoke Carburetor stuck Check fuel pipe or unchoke Oil leakage of carburetor float Repair float Pin valve stuck Repair Ignition system Spark plug breakdown, carbon leads to Replace spark plug short circuit Spark plug electrode off...
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Page 26: Technical & Consumer Information
TECHNICAL & CONSUMER INFORMATION Technical Information Serial Number Location ENGINE TYPE SERIAL NUMBER Record the engine serial number in the space below. You will need this serial number when ordering parts, and when making technical or warranty inquires. Engine serial number: ______________________________________ Carburetor Modification for High Altitude Operation At high altitude, the standard carburetor air-fuel mixture will be too rich. - Page 27 The following are the EPA approved percentages of oxygenates: ETHANOL ––––––––(ethyl or grain alcohol) 10% by volume You may use gasoline containing up to 10% ethanol by volume. Gasoline containing ethanol may be marketed under the name ‘‘Gasohol’’. MTBE ––––––––––––(methyl tertiary butyl ether) 15% by volume You may use gasoline containing up to 15% MTBE by volume.
- Page 28 0.10mm-0.15 mm (cold) Other specifications No other adjustments needed Quick Reference Information Type SAE 10W-30, API SE or SF, for general use W210FS/P: 20.3 fl oz (0.6L) Engine Oil Capacity W300FS(E)/P: 32.1 fl oz (0.95L) W420FS(E)/P: 37.2 fl oz (1.1L) Type F7RTC or other equivalents.
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Page 29: Specifications
SPECIFICATIONS Model W210FS/P W300FS( E )/P W420FS( E )/P Type Single cylinder, 4-stroke, Air cooled, OHV Net Power (kW/3,600 RPM) Max Torque (Nm/2,800 RPM) 12.5 18.5 26.5 Fuel Consumption (g/kWh) Idle Speed (RPM) 2,000 2,000 2,000 Speed Fluctuating ratio Bore x Stroke (mm) -
Page 30: Wiring Diagrams
WIRING DIAGRAMS ® GASOLINE ENGINE... - Page 31 CONTACT US AT www.DRpower.com...
- Page 32 8 0 0 H I N E S B U R G R O A D , S O U T H B U R L I N G T O N , V E R M O N T 0 5 4 0 3 ©2023 DR Power Equipment. All rights reserved...
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