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Fermont MEP-831A, Manual, Page: 18 / 33

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18 

 

        (6) Repeat steps 4 and 5 until ground rod has been 
driven 8 feet or deeper, providing an effective ground. 
Connect clamp (6) and ground cable (1) to ground rod (4).  
Tighten clamp and screw securely to prevent movement. 
 
        (7) Ground rod must be installed within five feet or 
less from the generator.  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 
 
 
 
 
 
 

Summary of Contents for MEP-831A

Page 1: ...intenance The cooling system for the MEP 831A is a thermostatically cooled by two fans d The MEP 831A has a single cylinder air cooled direct injection four stroke Yanmar diesel engine The engine oper...

Page 2: ...ions Length in 35 Width in 28 Height in 27 Weight Dry lbs 304 Wet lbs 334 Power Requirements A C Generator Manufacturer Dewey Electronics Type Rotating field synchronous Phase 1 Current Ratings amps 6...

Page 3: ...12 b An oil drain plug 10 and fuel drain plug 11 protrude through openings on the skid base on the right side of the generator set c A 24VDC slave receptacle 14 and load terminal connections behind co...

Page 4: ...rol panel 18 portion of the box is hinged to allow access for testing and maintenance b The Control Panel Contains the Following Instruments and Switches 1 HOURS Meter 2 FUEL LEVEL Gauge 3 VOLTAGE Met...

Page 5: ...ut terminals 8 Engine Generator Assembly The engine generator assembly Figure 1 3 consists of a single cylinder engine 14 permanent magnet generator 5 and associated electrical fuel and oil components...

Page 6: ...to engine speed approximately 190VAC at 3kW 3450 RPM The rotating portion of the generator is mounted directly to the engine on the engine crankshaft extension without a bearing 11 Power Inverter Con...

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Page 10: ...cates generator load in kilowatts 5 DC CIRCUIT BREAKER Trips to stop generator set operation in case of electrical surge in DC control system Push to reset breaker 6 Fault Indication Module Contains l...

Page 11: ...nals AC circuit interrupter to close applying voltage to the terminal board b OPEN position opens AC circuit interrupter terminating current to the load 15 CIRCUIT INTERRUPTER Indicator Lights when CI...

Page 12: ...ns the AC circuit interrupter and disconnects power to the governor control which causes the generator set to shut down 22 Engine Start Handle Pull Start Allows for manual start of the generator set e...

Page 13: ...t engine speed 30 ENGINE TEMPERATURE Switch Monitors engine temperature If engine temperature rises above 265 F the switch closes the circuit and shuts down the engine The ENGINE HIGH TEMP indicator o...

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Page 17: ...the shortest practical length of 6AWG copper wire or larger Ideally the conductor would be insulated and five feet or less in length to the nearest EGS d Never attempt to start a generator set if it i...

Page 18: ...has been driven 8 feet or deeper providing an effective ground Connect clamp 6 and ground cable 1 to ground rod 4 Tighten clamp and screw securely to prevent movement 7 Ground rod must be installed w...

Page 19: ...ed Failure to observe safety precautions may result in serious injury or death 2 Inspect the housing air ducts exhaust grills door fasteners and hinges for obstructions serviceability and proper opera...

Page 20: ...5 Inspect areas around the oil filter and oil drain hose for leaks Remove oil fill cap and check oil level 16 Ensure air filter is not clogged b Starting Procedures 1 Push in DC CIRCUIT BREAKER 2 Plac...

Page 21: ...ing 3 Inspect the skid bases to ensure they are not corroded or cracked 4 Inspect the fill neck strainer for damage Inspect vented fuel cap and auxiliary fuel connection for obvious damage or leakage...

Page 22: ...1 Inspect muffler for damage 12 Ensure the engine fuel system components are free from damage or leaks 13 Inspect and drain fuel filter water separator 14 Inspect areas around the oil filter and oil d...

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Page 30: ...Different Types of Leaks a Class 1 Seepage of fluids as indicated by wetness or discoloration not enough to form drops b Class 2 Leakage of fluids enough to form drops but not enough to cause drops t...

Page 31: ...at 8 REMOVING PARTS DURING MAINTENANCE a Removing Parts When attempting to remove parts while performing maintenance on any mobile electric power piece of equipment the following needs to be accomplis...

Page 32: ...32 Table 2 2...

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