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Summary of Contents for DR RV340
- Page 1 ® RV340 ENGINE SAFETY & OPERATING INSTRUCTIONS DR Power Equipment Toll-free phone: 1-800-DR-OWNER (376-9637) Fax: 1-802-877-1213 Original Language Website: www.DRpower.com Read and understand this manual and all instructions before operating the DR RV340 ENGINE.
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Page 2: Table Of Contents
Additional Information and Potential Changes DR Power Equipment reserves the right to discontinue, change, and improve its products at any time without notice or obligation to the purchaser. The descriptions and specifications contained in this manual were in effect at printing. -
Page 3: I: Safety Precautions
Do not transport or store the engine until it has cooled down entirely. 13. Safe warning label: Please carefully read warning labels before operating. DR Power Equipment is not responsible if a person is hurt, or equipment becomes damaged due to disregarding warning labels. -
Page 4: Ii: Parts Description
II: Parts Description Oil Dipstick Assembly Variable Voltage Cylinder Rectifier Head Cover Oil Drain Spark Plug Plug Muffler Fan Cover Fuel Tank Cap Cleaner Carburetor Fuel Tank Fuel Filter ® RV340 ENGINE... -
Page 5: Iii: Pre-Operation Inspection
III: Pre-Operation Inspection 1. ENGINE OIL Use 4-stroke engine oil, API service classification SJ class or equivalent. Check the API service label on the oil container to be sure it includes the letters SJ class or equivalent. Viscosity SAE 10W-30 is recommended for general use. Other viscosities shown in the Grades chart may be used when the average temperature in your area is within the indicated range. -
Page 6: Iv: Starting, Running And Stopping The Engine
IV: Starting, Running and Stopping the Engine The operation of the Engine is determined by the Control Panel design that is specific to your machine. Refer to the Safety and Operating Instructions of your machine for detailed Engine operation details and warnings. ® RV340 ENGINE... -
Page 7: Exhaust Control System
2. Replacing Parts To ensure the best quality and reliability, use only genuine DR Power replacement parts. 3. Tampering and Altering Tampering with or altering the emissions control system may increase emissions beyond the legal limit. Do not remove or alter and part of the intake, fuel, or exhaust systems. -
Page 8: Vi: Maintenance
Never run your engine in a poorly ventilated room or other enclosed area, be sure to keep good ventilation in working area. The exhaust from the engine may contain poisonous gases, inhalation can cause shock, unconsciousness and even death. ® RV340 ENGINE... - Page 9 2. MAINTENANCE PROCEDURES Oil Fill 1) Replacement of engine oil (see “Oil Level Check” in Chapter III to check oil Oil Lower level) Limit The oil will drain more rapidly and completely when the engine is warm. 1. Remove the dipstick. Drain 2.
- Page 10 3) Spark plug Recommended Spark Plugs Engine DR Power Plug # Torch Plug # NGK Plug # RV340 37338 F6RTC BPR6ES To ensure the engine will run normally, the spark plug gap must be correct and make sure there are no deposits around the spark plug.
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Page 11: Transport And Storage
VII. Transport and Storage Transport or store the engine when it is cool to avoid getting burns or causing fire. Do not excessively tilt the engine because fuel will spill. Spilled fuel or fuel vapor may ignite to cause fire. Fuel is extremely flammable and explosive under certain conditions. -
Page 12: Viii: Troubleshooting
Air leakage in the valves Tighten cylinder head bolts in proper order to proper torque. Check valve clearance and tightness. Repair if necessary. If engine will still not start, contact DR Power Equipment. ® RV340 ENGINE... - Page 13 When testing the spark plug, never hold the high- voltage wire of the spark plug with a wet hand. Make sure there is no spilled fuel outside the engine and that the spark plug isn’t dipped with fuel. ...
- Page 14 Cylinder or piston or piston ring is worn and is creating Replace the worn parts heat between cylinder and crankcase Improper adjustment of engine governor causing high Readjust engine governor speed. Crankshaft main bearing burnt out Replace main bearing ® RV340 ENGINE...
- Page 15 6. ABNORMAL NOISES WHEN ENGINE IS RUNNING TROUBLE CAUSE REMEDY Piston, piston ring or cylinder is worn Replace the worn part Connection rod or piston pin and piston pin hole are worn Replace the worn part Crankshaft main neck is worn Replace bearing Piston ring is broken Replace piston ring...
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Page 16: Specifications
Cylinder Head Bolt Flywheel Nut M16 x 1.5 Crankcase Cover Bolt Valve Clearance Adjusting Nut Valve Rocker Bolt Spark Plug M14 x 1.25 Specifications are subject to change without notice. For further information please contact DR Power Equipment. ® RV340 ENGINE... -
Page 17: Electrical Diagrams
X. Electrical Diagrams 1. ELECTRIC DIAGRAM CONTACT US AT www.DRpower.com... - Page 18 The DR RV340 ENGINE is warranted for two (2) years against defects in materials or workmanship when put to ordinary and normal consumer use; one (1) year for commercial use. For the purposes of all the above warranties, “ordinary and normal consumer use” refers to non-commercial residential use and does not include misuse, accidents or damage due to inadequate maintenance.
- Page 19 This emissions control system is warranted for two years. If any emission-related part on your small off-road engine/equipment is defective, the part will be repaired or replaced by RATO. OWNER'S WARRANTY RESPONSIBILITIES: As the small off-road engine/equipment owner, you are responsible for the performance of the required maintenance listed in your owner's manual.
- Page 20 (11) RATO issuing the warranty shall provide any documents that describe that manufacturer's warranty procedures or policies within five working days of request by the Air Resources Board. (d) Emission Warranty Parts List for exhaust (for all displacements). (1) Fuel Metering System (i) Carburetor and internal parts (and/or pressure regulator or fuel injection system).
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