E-3

TROUBLESHOOTING

E-3

 

ELECTRONIC IDLER TROUBLESHOOTING GUIDE

 

With Idler Control Switch in the Auto Position,

Engine Will Not Return to Low Idle in Approximately 15 Seconds

After Welding and Auxiliary Loads are Removed

 

 

 

 

 

Set Idler Control Switch

 

 

 

 

 

 

to the Auto Position

 

 

 

 

 

 

 

 

 

 

 

 

Check for Continuity through Idler

 

 

 

 

 

 

Control Switch

 

 

 

 

 

 

 

 

 

 

 

Open

 

 

 

Closed

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Check Voltage across

 

 

Replace Idler

 

 

Idler Control switch

 

 

Control Switch

 

 

 

 

 

 

 

 

 

12 VDC

 

0 VDC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Contact Kubota

Replace current

 

 

Engine Repair

 

Sensing PCB

 

 

Facility

 

 

 

 

 

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.

CLASSIC 300D KUBOTA

Page 24
Image 24
Lincoln Electric IM843-C manual Electronic Idler Troubleshooting Guide, Closed