Miller 028042103 Owner's Manual - Page 12

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Miller 028042103 Owner's Manual
= Check
SECTION 9
* To be done by Factory Authorized Service Agent
SECTION 9
Every
3
Months
Every
Every
!
Do not remove case when blowing out inside of unit
6
6
Months
Months
Labels
Every
6-1.

Routine Maintenance

3
Months
Cables And Cords
:During heavy service, clean monthly.
Every
!
Do not remove case when blowing out inside of unit
6
Months
� = Check
9-1.Optional Cooler
9-1.Optional Cooler
*To be done by Factory Au-
= Check
thorized Service Agent
* To be done by Factory Authorized Service Agent
Every 3
Every
Every
:During heavy service, clean monthly.
3
3
Months
Months
Months
durning heavy service,
clean more frequently.
B. Optional Cooler
Every
= Check
� Clean coolant strainer. Severe conditions may require more
Hours
* To be done by Factory Authorized Service Agent
frequent cleaning (continuous use, high/low temperatures, dirty
Every
environment, etc.) Failure to properly clean coolant strainer
3
Coolant Strainer,
Months
voids pump warranty.
Spills
durning heavy service,
9-2. Blowing Out Inside of Unit
9-2. Blowing Out Inside of Unit
clean more frequently.
Every 6
Months
Every
6
Months
Worn or Damaged Air/Oil
Hoses
Hoses
� � Hoses
Every
Every
12
12
Months
Months
◇ Change coolant (If using Miller coolant)
6-2.

Coolant Maintenance

Disconnect cooler plug from welding power source receptacle before maintaining.
Dispose of used coolant according to national, state, and local codes. Do not pour down drain.
Changing Coolant
Drain coolant by tipping unit forward. Fill with clean water and run for 10 minutes. Drain and refill.
NOTICE – If replacing hoses, use hoses compatible with ethylene glycol, such as Buna-n, Neoprene, or Hypalon. Oxy-acetylene hoses are
not compatible with any product
Contact Factory Authorized Service Agent to clean or change filter.
OM-270536 Page 42
OM-270536 Page 42
OM-279640 Page 32
OM-254203 Page 8
= Change
= Clean
MAINTENANCE AND TROUBLESHOOTING
MAINTENANCE AND TROUBLESHOOTING
SECTION 6 – MAINTENANCE
!
Do not remove case when blowing out inside of unit
Gas Hoses
:During heavy service, clean monthly.
◇ = Change
= Change
= Check
= Clean
= Change
* To be done by Factory Authorized Service Agent
Coolant Strainer,
Coolant Strainer,
durning heavy service,
clean more frequently.
= Change
= Clean
Blow out heat exchanger fins.
Oil Level
Check coolant level. Top off with
distilled or deionized water if necessary.
Cooling System
� � Labels
= Repair
= Replace
Months
Cables And Cords
Every
!
Do not remove case when blowing out inside of unit
6
Months
Disconnect power before maintaining.
:During heavy service, clean monthly.
�
Maintain more often during severe conditions.
B. Optional Cooler
� = Clean
= Check
= Repair
= Clean
= Replace
* To be done by Factory Authorized Service Agent
Every
3
Months
Blow out heat exchanger fins.
Blow out heat exchanger fins.
Check coolant level. Top off with
Check coolant level. Top off with
distilled or deionized water if necessary.
Every
6
Months
= Repair
= Replace
� Blow out heat exchanger fins.
� Check coolant level. Top off with distilled or deionized water if
necessary.
Hoses
Every
12
Months
Labels
◇ Change coolant (If using water)
� = Replace
= Change
= Clean
= Repair
= Replace
Coolant Strainer,
durning heavy service,
clean more frequently.
!
!
Do not remove case when
Do not remove case when
blowing out inside of unit.
blowing out inside of unit.
To blow out unit, direct airflow
To blow out unit, direct airflow
through front and back louvers as
through front and back louvers as
shown.
shown.
805497-A
OM-270536 Page 65
= Repair
Blow out heat exchanger fins
Check coolant level. Top off w
distilled or deionized water i
Section
NO TAG
Labels
805497-A