Subaru Robin Power Products DY35, DY41, DY30 manual Maintenance and Storing

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11. MAINTENANCE and STORING

The following maintenance jobs apply when the engine is operated correctly under normal conditions. The indicated main- tenance intervals are by no means guarantees for maintenance free operations during these intervals.

For example, if the engine is operated in extremely dusty conditions, the air cleaner should be cleaned every day instead of every 50 hours.

11- 1 DAI LY CHECKS and MAINTENANCE

I

I

Checks and maintenance

Reasons for requiring them

I

Remove dust from whatever parts which

To be contaminated with dust whendisassembling each

Check external fuelleakage. If any, retighten or

Not only wasteful but .also dangerous

replace.

 

Check screw tightening. If any loose one is found, re-tighten.

1 Check oil level in crankcase and add up as necessary.

Loose screws andnuts will result in vibration accidents.

If the engine isoperated without sufficient oil,it will fail.

11-2EVERY 25 HOURS CHECKS and MAINTENANCE

 

Checks and maintenance

Reasons for requiring them

Change crankcase oil.

To remove run-in wear particles

11-3EVERY 50 HOURS (IO DAYS) CHECK and MAINTENANCE

Checks and maintenance

Reasons for requiring them

Change crankcase oil.

Contaminated oil accelerates wear.

, Clean oil filter.

If the engme is operated without sufficientoil, it will fail.

11-4EVERY 100 - 200 HOURS (MONTHLY) CHECKS and MAINTENANCE

Checks 2nd maintenance

Clean fuel filter and fuel tank.

Clean air filter, and replenish engine oil.

Check and adjust valve clearance. Check and clean nozzle.

Reasons for requiring them

If the fuel is contaminated, engine will be out of order, and injection pump as well as nozzle are seized.

Clogged air filter and shortage of oil will cause engine trouble and make engine life shorter.

The engine output drops.

Engine will be out of order.

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Contents Page EY45V Crankshaft ? m Page Performance Model DY35DtB Generaldescription of ENGlME Construction 2 Cylinderhead 8ROCKER ARM 1 TappetRocker Cower F Lubrication SystemCooling System Combustion System Sectional View of Engine \ \ Disassembly and Reassembly Special Tools3DISASSEMBLING Sequence PcsSe- Item quence L2L Procedures Oil pump Remarks Bolts, nuts etc. used Snap ring Remove the snap ring Be sure not to miss 22 7T bolt pcs 12 bolt pcs Install the flywheel 5 7T bolt, . . . , pcs Mm nut pcs T round 10 x 30 bolt pcs Mm nut . . . . . . . . . . . . . . .2 pcs Fuel Quality Of FuelGeneral Description of Auxiliary Gadgets and Parts Fuel Injection Pump MechanismRelation between the plunger and the rack Injectiontiming andeffectivestarting 51 kg/mm Fuel InjectionpumpNozzle Holder Fuel Injection Nozzle HolderPush further and check whether or not the fuel fog Body of nozzle with your fingers and then let 3GOVERNORMECHANISM and Operation Mechanism Operation $=I OIL FilterCirculation Installation Checks and Corrections Tables of Correction Standards Itemstandard005 Description 36.5Maintenance and Storing Checks and maintenance Reasons for requiring them 12 /2 Reducer M8 x Structure Of 1/2 Reducer 12-2-1INPUTSHAFT 12 3 1 Disassembly Sequence Sws12-5 Page Shaft Page Industrial Engines

DY41, DY30, DY35 specifications

Subaru Robin Power Products have built a solid reputation in the realm of portable engines and generators, particularly with their DY35, DY30, and DY41 models. These engines are extensively used for various applications, ranging from construction to agricultural equipment, owing to their reliability and efficiency.

The Subaru DY35 engine exemplifies performance with a displacement of 35cc. Its lightweight design ensures easy portability, while its robust construction provides durability in demanding environments. Featuring a two-stroke cycle, the DY35 offers a high power-to-weight ratio, making it ideal for handheld equipment and compact machinery. Key characteristics include its advanced electronic ignition system that promotes easy starting and reliable operation. The DY35 also boasts superior fuel efficiency, which translates to lower operational costs over time.

Moving on to the DY30, this engine is designed with versatility in mind. It has a slightly smaller displacement of 30cc, making it a great choice for various power tools and smaller machinery. The DY30 is known for its excellent torque delivery, which allows users to tackle challenging tasks without the need for frequent refueling. One of its standout features is the automatic lubrication system that keeps the engine running smoothly while minimizing wear and tear. This feature significantly extends the engine’s life, making it a favorite among users looking for long-term performance.

The DY41 takes a step up in power with a displacement of 41cc, making it suitable for heavier-duty applications. Designed for larger equipment, the DY41 is renowned for its high torque and robust construction. It also includes an innovative cooling system that effectively dissipates heat, ensuring optimal engine performance in prolonged usage scenarios. The DY41 is equipped with advanced vibration-dampening technology, which enhances user comfort and reduces fatigue during operation.

Each of these Subaru Robin engines incorporates fuel-efficient technologies that reduce emissions and comply with environmental regulations. They are built to withstand the rigors of demanding work environments while providing reliable power. With their distinct features and durable designs, the DY35, DY30, and DY41 engines continue to be sought-after choices for professionals and hobbyists alike, underscoring Subaru's commitment to innovation and quality in power products.