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MAINTENANCE
SAFETY PRECAUTIONS
ELECTRIC SHOCK can kill.
• Disconnect input power by removing
plug from receptacle before working
inside Pro-MIG 175. Use only grounded
receptacle. Do not touch electrically
“hot” parts inside Pro-MIG 175.
• Have qualified personnel do the mainte-
nance and trouble shooting work.
ROUTINE MAINTENANCE
POWER SOURCE COMPARTMENT
In extremely dusty locations, dirt may clog the air passages
causing the welder to run hot. Blow dirt out of the welder with
low pressure air at regular intervals to eliminate excessive
dirt and dust build-up on interval parts.
WIRE FEED COMPARTMENT
1. When necessary, vacuum accumulated dirt from gearbox
and wire feed section.
2. Occasionally inspect the incoming guide tube and clean
inside diameter if necessary.
3. Motor and gearbox have lifetime lubrication and require
no maintenance.
FAN MOTOR
Has lifetime lubrication — requires no maintenance.
WIRE REEL SPINDLE
Requires no maintenance. Do not lubricate shaft.
D-1
D-1
MAINTENANCE
WARNING
Pro-MIG 175