Miller Syncrowave 250 DX, Owner'S Manual

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OM-363 Page 52
6-3. Routine Maintenance For Optional Cooler
!
Disconnect power
before maintaining.
= Check = Change = Clean Δ = Repair = Replace
* To be done by Factory Authorized Service Agent
Every
Month
NOTICE − Clean coolant strainer. Severe con-
ditions may require more frequent cleaning
(continuous use, high/low temperatures, dirty
environment, etc.). Failure to properly
clean coolant strainer voids pump war-
ranty.
Coolant Strainer Heat Exchanger Fins
Every
Six
Months
Unreadable Labels Cracked Hoses Change Coolant If Using Water (See
Section 6-5)
Every
Twelve
Months
Change Coolant (If Using Miller Cool-
ant) (See Section 6-5)
6-4. Troubleshooting The Optional Cooler
Trouble Remedy
Coolant system does not work. Be sure input power cord is plugged in to energized receptacle.
Check line fuses or circuit breaker, and replace or reset if necessary.
Motor overheated. Unit starts running when motor has cooled.
Have Factory Authorized Service Agent check motor.
Decreased or no coolant flow. Add coolant.
Check for clogged hoses or coolant filter.
Disconnect pump, and check for sheared coupling. Replace coupling if necessary.