Lincoln Electric IM10043-A manual Contact your local Lincoln, Authorized Field Service Facility

Page 34

E-3	TROUbLESHOOTING	E-3

	Observe all Safety Guidelines detailed throughout this manual

PRObLEMS

(SYMPTOMS)

POSSIbLE

CAUSE

RECOMMENDED

COURSE OF ACTION

Engine will not idle down to low	1. Idler switch in High idle position.
speed.		Set switch to Auto.
	2.	External load on welder or auxil-
		iary power. Remove all external
		loads.
	3.	Faulty PC board or idler sole-
		noid.
Engine will not go to high idle when	1. Poor work lead connection to
attempting to weld.		work. Make sure work clamp is
		tightly connected to clean base
		metal.
	2.	"Contactor" switch is in wrong
		position. Set to "Welding On"
		when welding without a control
		cable. Refer to Operations chap-
		ter for proper use of this switch.
	3.	Faulty PC board. Low idle speed
		set to low.
Engine will not go to high idle when	1. Auxiliary power load is less than
using auxiliary power.		100 watts. Idler may not respond
		with less than a 100 watt load.	If all recommended possible	areas
		Set idler to "High".	of misadjustment have	been
	2.	Faulty PC board.	checked and the problem persists,
			Contact your local Lincoln
			Contact your local Lincoln
Engine does not develop full	1. Air filter clogged, clean or		Authorized Field Service Facility.
power.		replace.
	2.	Fouled spark plugs, clean or
		replace.
	3.	Valves out of adjustment.

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

RANGER® 305LPG

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Contents Safety Depends on You RangerFor Engine SafetyElectric Magnetic Fields Electric Shock can kill Welding and Cutting Sparks can Cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcPlease Examine Carton and Equipment For Damage Immediately On-Line Product RegistrationTAbLE of Contents Section E ViiSection D Section FInstallation Technical Specifications Ranger 305LPG K2937-1Auxiliary Power Circuit bREAKER Other Circuit bREAKERS ReceptaclesLocation and Ventilation Safety PrecautionsAdditional Safety Precautions High Altitude OperationVehicle Mounting PRE-OPERATION ServiceFuel Tighten by handElectrical Connections Welding Terminals CAbLE InstallationTotal COMbINED Length of Electrode and Work CAbLES Welding Output CAbLESElectrical Device USE with the Ranger 305LPG Type Common Electrical Devices Possible ConcernsAuxiliary Power Receptacles STANDbY Power ConnectionsConnection of Ranger 305LPG to Premises Connection of LN-15 to the Ranger 305LPG Connection of Lincoln Electric Wire FeedersConnection of LN-7 or LN-8 to the Ranger 305LPG Across The-Arc Model11INSTALLATIONA-11 General Description For Auxiliary PowerOperation Engine OperationOutput Control Weld Mode Selector SwitchWelding Controls Digital Output MetersEngine Controls Welder Operation TIG Welding Wire WELDING-CVTypical Current Ranges 1 for Tungsten ELECTRODES2 ARC Gouging Auxiliary PowerRanger 305LPG Extension Cord Length Recommendations Accessories Kohler Engine MaintenanceEngine Maintenance Components FrequencyEngine Oil Change Engine Oil Refill Capacities Without oil filter replacementAir Cleaner Service Oil Filter ChangeSpark Plug Spark Plug ServiceAIR Filter Paper Element Servicing Optional Spark Arrestor Engine AdjustmentChecking the Electrolyte Level Welder/Generator Maintenance Gfci Receptacle Testing and RESET- Ting ProcedureTROUbLESHOOTING Is Evident.Authorized Field Service Facility PRObLEMSSymptoms POSSIbLEAuthorized Field Service Facility Contact your local LincolnFaulty control cable. Repair or Stick Sive voltage dropDiagrams Diagrams Diagrams Diagrams Diagrams Engine Welders /LN-8 Connection Diagram S24787-6Diagrams Diagrams Diagrams Diagrams Diagrams Dimension PrintRanger 305LPG Ranger 305LPG Precaucion Guards off