Rato R100 Owner's Manual

Rato R100 Owner's Manual

Gasoline engine

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R100 R160 R180 R200 R210 R225
R270 R300 R390 R420 R440
Gasoline Engine
Owner's Manual
Chongqing Rato Technology Co.,Ltd.

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Summary of Contents for Rato R100

  • Page 1 R100 R160 R180 R200 R210 R225 R270 R300 R390 R420 R440 Gasoline Engine Owner’s Manual Chongqing Rato Technology Co.,Ltd.
  • Page 3: Preface

    Thank you for choosing our general-purpose gasoline engine. The manual gives information with respect to operation and maintenance of the R100 R160 R180 R200 R210 R225 R270 R300 R390 R420 R440, general-purpose gasoline engines, and be sure to read it carefully first before operation.
  • Page 4: Safety Messages

    SAFETY MESSAGES Your safety and the safety of others are very important. We have provided important safety messages in this manual and on the gasoline engine. Please read these messages carefully. A safety message alerts you to potential hazards that could hurt you or others.
  • Page 5: Table Of Contents

    CONTENTS CONTENTS PREFACE …………………………………………………………… 1 SAFETY MESSAGES ……………………………………………… 2 CONTENTS ………………………………………………………… 3 I. SAFETY PRECAUTIONS ………………………………………… 4 II. PARTS DESCRIPTION …………………………………………… 6 III. BATTERY CONNECTION ……………………………………… 7 IV. PRE-OPERATE INSPECTION ………………………………… 9 V. STARTING THE ENGINE …………………………………… 13 VI. RUNNING THE ENGINE …………………………………… 16 VII.
  • Page 6: Safety Precautions

    SAFETY PRECAUTIONS I. SAFETY PRECAUTIONS Indicate a possibility of invalid warranty and personal or equipment damage if instructions are not followed. Please pay special attention to the following: 1. Strictly set the engine according to the regulated power on the owner's manual.
  • Page 7 SAFETY PRECAUTIONS inflammables such as gasoline, matches and so on to avoid possibility of fire. 8. Refuel in a well-ventilated area with the engine stopped, do not smoke and do not allow flames or sparks in the refueling area. 9. Do not overfill the fuel tank to avoid fuel’s spilling out. If there is spilled fuel around, be sure to clean it thoroughly before starting.
  • Page 8: Parts Description

    PARTS DESCRIPTION II. PARTS DESCRIPTION CHOKE LEVER AIR CLEANER FUEL TANK MUFFLER THROTTLE LEVER SPARK PLUG CHOKE LEVER FUEL COCK RECOIL STARTER CARBURETOR STARTER HANDLE ENGINE SWITCH OIL PROTECTOR OIL PLUG OIL DIPSTICK OIL DRAIN PLUG · 6 ·...
  • Page 9: Battery Connection

    BATTERY CONNECTION III. BATTERY CONNECTION Use 12V and more than 18AH battery, connect its positive lead to start relay terminal while connect its negative lead to engine mounting screw, base screw or other grounding point with the engine.(See the following picture) Check the battery's connecting point;...
  • Page 10 BATTERY CONNECTION water or milk, and follow with milk of magnesia or vegetable oil and call a physician. 4) Keep out of reach of children. 1) Do not add tap water to the battery instead of distilled water, otherwise the battery service life will be shortened. 2) Do not add distilled water over the electrolyte upper level mark, if not, electrolyte will spill out and corrupt the engine part.
  • Page 11: Pre-Operate Inspection

    3) If the oil level is too low, add the recommended engine oil up to the oil filling neck. 4) Reinstall the dipstick. 5) Lubrication oil capacity: R100 0.35L R160 R180-3 R200 R210 R225 0.6L R270 R300 R390 R420 R440 1.1L...
  • Page 12 PRE-OPERATE INSPECTION OIL DIPSTICK OIL UPPER LEVEL DRAIN PLUG OIL LOWER LEVEL Run with insufficient engine oil may damage the gasoline engine severely and that is not within valid warranty. 2. AIR CLEANER Dismantle the air cleaner cover and check its element to make sure it clean and complete.
  • Page 13 5) Avoid repeated or prolonged contact with skin or breathing of fuel vapor. Keep out of reach of children. FUEL FILLER SHOULDER MAXIMUM FUEL LEVEL FUEL FILLER Fuel tank capacity: R100 R160 R180-3 R200 R210 R225 3.6L R270 R300 R390 R420 R440 6.5L · 11 ·...
  • Page 14 PRE-OPERATE INSPECTION Fuel may damage the oil paint and plastic. Be careful not to spill fuel when refueling. Any damage due to oil spilling is not within valid warranty. "Light knocking" or "spark exploding" sound can be hear when the engine overloading.
  • Page 15: Starting The Engine

    STARTING THE ENGINE V. STARTING THE ENGINE 1. Turn the fuel cock to the “ON” (OPEN) position. FUEL COCK 2. Turn the choke lever to the “CLOSE” (OFF) position. If the gasoline engine is hot, don’t close the choke. CHOKE LEVER ·...
  • Page 16 STARTING THE ENGINE 3. Move governor lever to left a little. THROTTLE HANDLE LOW SPEED HIGH SPEED 4. Start the engine 1) Recoil starter: Turn the engine switch to the “ON” (OPEN) position. Pull the starter grip lightly until resistance is felt, then briskly. Don’t allow the starter grip to snap back against the engine.
  • Page 17 STARTING THE ENGINE 2) Electric start Tu r n t h e e n g i n e s w i t c h t o t h e “START” position, and hold it there until the gasoline engine starts. When the engine starts, allow the engine switch to return to the “ON”...
  • Page 18: Running The Engine

    RUNNING THE ENGINE VI. RUNNING THE ENGINE 1. Preheat the engine and push back the choke lever to the “OPEN” position. CHOKE LEVER 2. Move the throttle lever to proper position to make the gasoline engine run at required velocity. THROTTLE LEVER ENGINE OIL ALARM The engine oil alarm is designed to function when the engine oil in the...
  • Page 19 RUNNING THE ENGINE If cannot restart the engine, check the engine oil level first before go to other check items. BREAKER (Electric-start type) The breaker will cut off automatically to protect the charging circuit of the battery in the case that short circuit or incorrect connection of the battery poles occurs. The green indicator in the breaker will jump out with the circuit cutting off.
  • Page 20: Stopping The Engine

    STOPPING THE ENGINE VII. STOPPING THE ENGINE In emergency, push the engine switch to the OFF”. In normal, please do as following: 1. Push right the throttle lever to low speed position. THROTTLE LEVER 2. Push the engine switch to the “OFF” position. ENGINE SWITCH 3.
  • Page 21: Exhaust Control System

    EXHAUST CONTROL SYSTEM VIII. EXHAUST CONTROL SYSTEM With the engine running, carbon monoxide, oxide of nitrogen and hydrocarbon will produce, and in certain conditions, oxide of nitrogen and hydrocarbon will react chemically each other to make smoke while carbon monoxide is toxic, so exhaust control of them is very important. To keep the exhaust of your engine with in the standard exhaust emission, pay attention to the following: 1.
  • Page 22: Maintenance

    MAINTENANCE IX. MAINTENANCE The engine must be properly maintained to ensure its operation be safe, economy and trouble-free, as well as eco-friendly. In order to keep your gasoline engine in good working condition, it must be periodically serviced. The following maintenance schedule and routine inspection procedures must be carefully followed Frequency Thereafter, every...
  • Page 23 MAINTENANCE should govern. ● If you have missed the scheduled time to maintain your engine, do it as soon as possible. Stop the engine before servicing. Put the engine on a level surface and remove the spark plug cap to prevent the engine from starting. Never run your engine in a poorly ventilated room or other enclosed area, be sure to keep good ventilation in working area.
  • Page 24 MAINTENANCE 2) Maintenance of air cleaner A dirty air cleaner can restrict air flowing into the carburetor. To keep the carburetor in good working conditions, please service the air cleaner periodically. If operating the engine in extremely dusty area, the job should be done more often.
  • Page 25 MAINTENANCE (2) Clear away dirt around the spark plug base. (3) Dismantle the spark plug with a spark plug wrench. (4) Visually check the spark plug. Clean with a steel brush. If the insulator is damaged, replace the spark plug instead.
  • Page 26: Ransport And Storage

    RANSPORT AND STORAGE X. RANSPORT AND STORAGE Transport with the fuel cock turned the “OFF” position. Transport or store the engine when it is cool so as to avoid getting burns or fire. Do not incline the engine so as to avoid fuel’s spill. Spilled fuel or fuel vapor may ignite to cause fire.
  • Page 27 RANSPORT AND STORAGE Please maintain according to following table when reuse after storing. Maintaining procedure is commended in order to prevent starting Storing time difficult. 1 month Don’t need to prepare. 1-2 month Drain the used gasoline out and add the fresh gasoline Drain the used gasoline out and add the fresh gasoline 2 months to 1 year Drain the gasoline ①...
  • Page 28: Troubleshooting

    TROUBLESHOOTING XI. TROUBLESHOOTING 1. START ENGINE DIFFICULTLY (By using recoil starter): TROUBLE CAUSE REMEDY There is no enough fuel in fuel Fill fuel, open fuel cock. tank and fuel cock is closed. Air vent in the fuel filler cap is Dredge air vent.
  • Page 29 TROUBLESHOOTING TROUBLE CAUSE REMEDY Piston ring is worn to or even over Replace its wear limit Piston ring is broken. Replace Piston ring is sticking. Clear up carbon fouling. Spark plug is not installed tighten or Tighten with a gasket in. without a gasket.
  • Page 30 TROUBLESHOOTING 2. GASOLING ENGINE POWER OUTPUT INSUFFICIENCY: TROUBLE CAUSE REMEDY Air in fuel line or fuel line clogged Exhaust air or dredge fuel line Main oil flow hole is not adjusted properly Readjust In carburetor, needle valve hole and main Clean and blow to get through oil flow hole clogged.
  • Page 31 TROUBLESHOOTING 4. STOP SUDDENLY WHEN RUNNING: TROUBLE CAUSE REMEDY Fuel is finished Refill fuel Carburetor is clogged Check fuel line and dredge Float is leaking Repair Dismantle float chamber and Needle valve is sticked eliminate it Spark plug is punctured, or short- Replace spark plug circuited by carbon deposit Side electrode of spark plug is...
  • Page 32 TROUBLESHOOTING 6. THERE EXISTS ABNORMAL NOISE WHEN ENGINE RUNNING TROUBLE CAUSE REMEDY Piston, piston ring or cylinder is worn Replace the worn part Connection rod or piston pin and piston pin Replace the worn part hole are worn Crankshaft main neck is worn Replace bearing Piston ring is broken Replace piston ring...
  • Page 33: Specifications

    SPECIFICATIONS XII. SPECIFICATIONS 1. R100 R160 R180-3 R200 R210 R225 1) MAIN SPECIFICATION Model R100 R160 R180-3 R200 R210 R225 Specification L×W×H (mm) 310×290×300 390×320×345 / 445×320×345(Electric) Dry Weight (kg) 16/18(Electric) Gasoline Engine 4-Stroke,OHV,Single Cylinder Type Displacement(ml) Compression 8.5:1 8.4:1 Ratio Bore ×...
  • Page 34 SPECIFICATIONS 2) TORQUE OF IMPORTANT BOLTS R100 R160/R180-3/R200/R210/R225 Items Torque Torque Valve Specifica- Valve Specifications tions N · m Kg · m N · m Kg · m Connection-Rod Bolt M6×25 M6×1.25(special) Cylinder Head Bolt M8×55 M10×1.25 Flywheel Nut M12×1.5 M14×1.5(special)
  • Page 35 SPECIFICATIONS DATA ADJUSTMENT: Items Technical data Spark Plug Clearance 0.7-0.8mm Valve Clearance (Cold Engine) Intake: 0.10-0.15mm Exhaust: 0.15-0.20mm 2) TORQUE OF IMPORTANT BOLTS: Torque Valve Items Specifications N·m Kg·m Connection-Rod Bolt M8×1.25(special) Cylinder Head Bolt M10×1.25 Flywheel Nut M16×1.5(special) Lock Nut Of Rocker Arm Shaft M6×0.75 Rocker Arm Stud M8×1.25(special)
  • Page 36: Electric Diagram

    ELECTRIC DIAGRAM XIII. ELECTRIC DIAGRAM 1.Electric Starter Engine With Oil Protection System Combination Switch BLACK BROWN YELLOW WHITE START STARTING MOTOR BATTERY STARTING RELAY CHANGING COIL Bl/W CIRCUIT BREAKER DIODE ENGINE SWITCH IGNITION COIL SPARK PLUG OIL SENSOR OIL PROTECTOR CONTROLLING BOX With Oil Protection System ·...
  • Page 37 ELECTRIC DIAGRAM 2.No Electric Starter Engine With Oil Protection System BLACK YELLOW GREEN IGNITION COIL ENGINE SWITCH SPARK PLUG OIL SENSOR OIL PROTECTOR · 35 ·...
  • Page 38 XIV. EASY WORN PARTS AND ACCESSORIES LIST EASY WORN PARTS LIST: ACCESSORIES PART: SOCKET CRANKCASE GASKET FORCE BAR CYLINDER HEAD COVER GASKET CYLINDER HEAD GASKET CARBURETOR GASKET CARBURETOR INSULATION GASKET AIR CLEANER GASKET EXHAUST VENT GASKET SPARK PLUG RECOIL STARTER SEAL GUIDE OIL SEALING ·...
  • Page 40 Chongqing Rato Technology Co.,Ltd. F a c t o r y a d d r e s s : Z o n e B , S h u a n g f u I n d u s t r y...

This manual is also suitable for:

R160R180R200R210R225R270 ... Show all

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