Lincoln Electric Welding Machine DC 1500 Code 9625

WARNING! Have an electrician install and service this equipment. Turn the input power off at the fuse box before working on equipment. Do not touch electrically hot parts. ELECTRIC SHOCK can kill.

Check if the DC-1500 has built-in protective thermostats

Check if the rectifier or transformer reaches the maximum safe operating temperature because of frequent overload or high room temperature plus overload

Check if the contactor drops out stopping the welder when the maximum safe operating temperature is reached

Check if the thermostat automatically resets when the temperature reaches a safe operating level

Check if the power rectifiers are protected by a special solid state circuit

Check if the input contactor opens with the occurrence of a short circuit or excessively high overloads

Check if an 8 amp slow blow fuse located on the front of the machine protects the 115 volt auxiliary AC circuit (#31 and #32) from overload

Enter the type and size of the fuse if replaced

WARNING! Have an electrician install and service this equipment. Turn the input power off at the fuse box before working on equipment. Do not touch electrically hot parts. ELECTRIC SHOCK can kill.

The fan motors have sealed bearings which require no service.

In extremely dusty locations, dirt may clog the air channels causing the welder to run hot.

Blow out the welder with low pressure air at regular intervals.

Also blow dirt out of the NL Option box.

Sign off on the welding machine maintenance