E-3

 

TROUBLESHOOTING

E-3

 

 

 

 

 

 

Observe all Safety Guidelines detailed throughout this manual

 

 

 

 

 

 

PROBLEMS

POSSIBLE AREAS OF

RECOMMENDED

 

 

(SYMPTOMS)

MISADJUSTMENTS(S)

COURSE OF ACTION

 

 

 

 

 

 

FUNCTION PROBLEMS

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.

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.

”Welding Terminals” switch is in

 

 

wrong position. Set to “Always

 

 

On” when welding without a weld-

 

 

ing terminal control cable. Refer

 

 

to Operations chapter for proper

 

 

use of this switch.

 

 

 

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.

 

 

Set Idler to “High”

Contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance.

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.

COMMANDER 300

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Lincoln Electric IM601-A manual Function Problems