Miller Electric Big Blue 251D Servicing Fuel And Lubrication Systems, To change oil and filter

Page 31

8-4. Servicing Fuel And Lubrication Systems

		Y	Stop engine and let cool.
		1	Oil Filter
		2	Oil Drain Plug
		3	Oil Fill Cap
		4	Primary Fuel Filter (Fuel/
			Water Separator)
		5	Petcock
		6	Secondary Fuel Filter
		7	Fuel Shutoff Valve
		8	Fuel Line
		9	Sludge Drain Plug
		To change oil and filter:
		See engine manual.
	9	To drain water from fuel system:
	9	Open primary fuel filter petcock and
		Open primary fuel filter petcock and
		drain water into metal container.
		Close petcock when water-free fuel
		flows.
		To replace primary fuel filter:
		Close shutoff valve and turn filter
		counterclockwise. Remove filter.
		Apply thin coat of fuel to gasket on
		new filter. Install new filter and turn
		clockwise. Open shutoff valve.
		Bleed air from fuel system accord-
		ing to engine manual.
		Inspect fuel line, and replace if
		cracked or worn.

3

1 6

2

7

4

Valve Open 8

5

To replace secondary fuel filter:

See engine manual.

To drain sludge from fuel tank:

Put metal container under drain, and remove sludge drain plug. Re- install plug when done.

YAfter servicing, start engine and check for fuel leaks.

YStop engine, tighten connec- tions as necessary, and wipe up spilled fuel.

Close doors.

Tools Needed:

7/16, 11/16 in

Ref. 800 159-E / Ref. 206 029

OM-480 Page 27

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Contents Engine Driven Welding Generator ProcessesDescription Visit our website at OM-480128 576AC JanuaryFrom Miller to You Table of Contents Options and Accessories Warranty Arc Welding Hazards Symbol UsageEngine Hazards Compressed Air Hazards Radiation can cause interference Principal Safety StandardsCalifornia Proposition 65 Warnings EMF InformationLES Fumées ET LES GAZ peuvent être dangereux Signification des symboles− Consignes DE Sécurité − Lire Avant Utilisation UN Choc Électrique peut tuerLE Bruit peut affecter l’ouïe LE Soudage peut provoquer un in- cendie ou une explosionDES Particules Volantes peuvent blesser les yeux DES Pièces Chaudes peuvent provoquer des brûlures graves’AIR Comprimé peut provoquer des blessures ’EXPLOSION DE LA Batterie peutDES Organes Mobiles peuvent provoquer des blessures LA Chaleur DU Moteur peut pro- voquer un incendieInformation sur les champs électromagnétiques Principales normes de sécurité− Definitions Symbols And DefinitionsWeld, Power, And Engine Specifications − SpecificationsDimensions, Weights, And Operating Angles Duty Cycle And Overheating Curve shows typical fuel use under weld or power loadsExceeding duty cycle can damage unit and void warranty Fuel ConsumptionVolt-Ampere Curves AC Generator PowerOptional AC Power Plant Curves Installing Welding Generator − InstallationConnecting The Battery Fuel Do not use gasoline. Gasoline Installing Muffler PipeEngine Prestart Checks Stop engine and let coolConnecting To Weld Output Terminals Installing Ether Cylinder Optional Ether Starting AidPut terminals Selecting Weld Cable Sizes150 ft 200 ft 250 ft 350 ft 400 ft 45 m 60 m 70 m 90 m 105 m 120 mControls See Section − Operating the Welding GeneratorDo not use Ether if engine is running Description Of Front Panel Controls See SectionRemote A/V Control Stop engine and fix trouble if either light goes onVolt Duplex And Optional Gfci Receptacles − Operating Auxiliary EquipmentX 15 a + 120 V x 10 a = 3.0 kVA/kW OM-480 X 10 a + 120 V x 5 a = 3.0 kVA/kW Volt Duplex Receptacle Optional240 V 15 a AC Receptacle RC1 Circuit Breakers CB1 And CB2Connecting Optional AC Power Plant 240 Volt Twistlock Receptacle Optional − Maintenance and Troubleshooting Maintenance Label Servicing Air Cleaner To replace secondary fuel filter Servicing Fuel And Lubrication SystemsTo change oil and filter To replace primary fuel filterStandard Models Adjusting Engine SpeedModels With Automatic Idle Optional Full Empty Overload Protection Servicing Optional Ether Starting AidWelding Inspecting And Cleaning Optional Spark ArrestorTroubleshooting Stop engine and let cool. Reinstall cleanout plugMaximum see Section Generator PowerCheck connections to ac power plant see Section EngineCircuit Diagram For Welding Generator − Electrical DiagramWetstacking − RUN-IN ProcedureWelding Generator From flammables Do not Perform Run-In Procedure Using Load BankProcedure at less than Stop engine Do not touch hot exhaustDo not perform run-in Run-In Procedure Using Resistance GridBank/grid From flammablesSelecting Equipment − Generator Power GuidelinesGrounding Generator To Truck Or Trailer Frame Amperes x Volts = Watts Grounding When Supplying Building SystemsHow Much Power Does Equipment Require? Earth ground if supplyingFarm/Home Equipment Rating Starting Watts Running Watts Approximate Power Requirements For Industrial MotorsApproximate Power Requirements For Farm/Home Equipment Industrial Motors Rating Starting Watts Running WattsContractor Rating Starting Watts Running Watts Approximate Power Requirements For Contractor EquipmentKVA/HP x HP x 1000 = Starting Amperage Power Required To Start MotorHow Much Power Can Generator Supply? Single-Phase Induction Motor Starting RequirementsWork like a Pro Typical Connections To Supply Standby PowerCurrent Load Watts Amperes Selecting Extension Cord Use Shortest Cord PossibleOM-480 116 − Parts List125 124 123 122 120 121 1172526 126 Dia Part Description Quantity Mkgs 128 111 Panel, Front w/Components -1ItemPanel, Front w/Components -1Item 111 Cont’d Generator Generator -1Item Includes 114Page Page Your distributor also gives ServiceSupport Your distributor and/or equipment manufacturer’s To locate a Distributor or Service Agency visitMiller Electric Mfg. Co For assistance in filing or settling claims, contact