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Subaru EH72D, Instructions For Use Manual

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Subaru EH72D Instructions For Use Manual Download Page 20

20

EASY TROUBLESHOOTING

DAILY INSPECTION

Before funning the engine, check the following service items.

PERIODIC MAINTENANCE

Periodic maintance is vital to safe and effi cient operation of your engine. Check the table below 
for periodic maintenance intervals.

Enough Fuel

Excessive vibration, noise

Clean air cleaner element

Safe surroundings

Enough clean engine oil

Leakage of fuel and engine oil

Loose or broken bolt and nuts

Summary of Contents for EH72D

Page 1: ...LPG NATURAL GAS Fueled Engine EH72D 2ZZ9020143...

Page 2: ...riptive Term Applicable to Emissions Durability Period Moderate 50 hours engine from 0 to 80 cc 125 hours engine greater than 80 cc Intermediate 125 hours engine from 0 to 80 cc 250 hours engine great...

Page 3: ...d oil or not performing required mainte nance services The replacement parts used for required maintenance services Consequential damages such as loss of time inconve nience loss of use of the engine...

Page 4: ...s product Due to constant efforts to improve our products certain procedures and specifications are subjected to change without notice When ordering spare parts always give us the MODEL SPECIFICATION...

Page 5: ...Y PRECAUTIONS 1 COMPONENTS 4 PRE OPERATION CHECKS 5 BATTERY INSTALLATION 7 OPERATING YOUR ENGINE 9 EASY TROUBLESHOOTING 10 MAINTENANCE SCHEDULE 12 HOW TO MAINTENANCE 14 PREPARATIONS FOR STORAGE 17 SPE...

Page 6: ...ual Stay clear of the hot surface Exhaust gas is poisonous Do not operate in an unventilated area Stop the engine before refueling Fire open flame and smoking prohibited On Run Off Stop Engine oil Add...

Page 7: ...stem unsafe WARNING Propane and Natural Gas are extremely flammable and explo sive Fire or explosion can cause severe burns or death Install the fuel supply system according to applicable fuel gas cod...

Page 8: ...tilated area Use only approved LP NG fuel hose and connectors Check for fuel leaks before operating the engine FIRE PREVENTION LPG is extremely flammable and combustible and so is NATURAL gas Do not o...

Page 9: ...way from the running engine Never make adjustments on the machinery while it is connected to the engine without first removing the ignition cable from the spark plug Turning the crankshaft by hand dur...

Page 10: ...connec tions for looseness and LPG or Natural Gas leakage Leaking fuel creates a potentially dangerous situation Check bolts and nuts for looseness A loose bolt or nut may cause serious engine trouble...

Page 11: ...Voltage regulator REMARKS Fuel tank valve sediment bowl type is recommended fuel hoses and fuel filter are required for connecting fuel source to this engine A battery rated at 12V 36AH or larger with...

Page 12: ...oil see table to the upper level OIL CAPACITY 1 55 liter 1 64 qt When filling oil in the engine keep the engine level and fill the oil up to the upper mark of the oil gauge Measure the oil level with...

Page 13: ...the carburetor 3 Remove threaded brass orifice with either flat head screw driver or pliers 4 Replace fuel line hose and tighten clamp 5 Replace Air Cleaner Assembly 6 Check for leaks using the proce...

Page 14: ...further before it engine the carburetor mixer Approximately 10 to 20 of the tank capacity is needed for fuel expansion from the liquid to the vapor state The user should be aware that when the ambien...

Page 15: ...ic starter LA406 LA408 CABLE EARTH GROUND WIRE 25mm CABLE LENGTH CABLE DIA WIRE GAUGE AWG BS BWG SAE JIS Less than 1 5m 7 3mm 1 6 AV15 1 5m to 2 5m 8 5mm 0 4 AV20 2 5 m to 4 0m 10 8mm 3 0 2 AV30 CABLE...

Page 16: ...ry to the body of engine or machine with ground wire NOTE Tighten bolts and nuts on terminals securely so they will not be loosened by vibration Battery Electric starter terminal Earth wire Cable WIRI...

Page 17: ...alve ELECTRIC STARTER Provided by the equipment manu facturer Turn the key swtich to the START position Do not operate the electric starter continuously for more than 5 seconds even if the engine does...

Page 18: ...ug is loose tighten it Checking Items Possible Cause Correction Check battery Battery discharged Recharge battery Check control position Power equipment side Fuel valve CLOSED or OFF if equipped Engin...

Page 19: ...3 The ignition system is faulty if there is no spark with a new spark plug Take your engine to your nearest Subaru dealer Is your battery will charged Check the battery it may be discharged and unabl...

Page 20: ...MAINTENANCE Periodic maintance is vital to safe and efficient operation of your engine Check the table below for periodic maintenance intervals Enough Fuel Excessive vibration noise Clean air cleaner...

Page 21: ...mental regulations will give you more detailed instructions on proper disposal Note 2 As to the procedures please refer to the Service Manual or consult your nearest SUBARU service dealer Maintenance...

Page 22: ...tial oil change After 20 hours of operation Thereafter Every 50 to 100 hours of operation 1 When changeing oil stop the engine and loosen the drain plug 2 Re install the drain plug before refilling oi...

Page 23: ...echeck the oil level AIR CLEANER A dirty air cleaner element will cause starting difficulty power loss engine malfunctions and shorten engine life extremely Always keep the air cleaner element clean R...

Page 24: ...s Check for fuel and oil leaks Replace damaged parts with new ones Keep safety in your mind FUEL AND OIL HOSE Take extreme caution when replacing fuel hose fuel is flammable Replace the fuel and oil h...

Page 25: ...ly start the engine for 2 or 3 seconds and re install the spark plug CLEAN AND STORE Remove the spark plug wires from the spark plugs Slowly turn the crankshaft until resistance is felt and leave it i...

Page 26: ...ne content of 90 or equivalent 21hp15 7kw 3600rpm Direction of Rotation Counterclockwise as viewed from P T O shaft side Lubricant Automotive Engine Oil SAE 20 30 or 10W 30 Class SE or higher SG SH or...

Page 27: ...27...

Page 28: ...ISSUE EMD EU2415...

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