.
A complete Parts List is available at www.MillerWelds.com
OM-231313 Page 11
SECTION 6
−
MAINTENANCE & TROUBLESHOOTING
6-1. Routine Maintenance
!
Disconnect power
before maintaining.
n
= Check
Z
= Change
~
= Clean
Δ
= Repair
l
= Replace
* To be done by Factory Authorized Service Agent
Every
3
Months
~
Coolant Strainer,
durning heavy service,
clean more frequently.
~
Blow out heat exchanger fins.
n
Check coolant level. Top off with
distilled or deionized water if necessary.
Every
6
Months
nl
Hoses
nl
Labels
Z
Replace coolant.
!
Disconnect cooler plug from
welding power source receptacle
before maintaining.
!
Dispose of used coolant accord-
ing to national, state, and local
codes. Do not pour down drain.
1
Coolant Filter
Unscrew housing to clean filter.
Changing Coolant
Drain coolant by tipping unit to rear, or
use suction pump. Fill with clean water
and run for 10 minutes. Drain and refill
with coolant (see section 4-3).
NOTICE
−
If replacing hoses, use hoses
compatible with ethylene glycol, such as
Buna-n, Neoprene, or Hypalon.
Oxy-acetylene hoses are not compati-
ble with any product containing ethylene
glycol.
Install cover if removed.
m30 Torx
Tools Needed:
6-2. Coolant Maintenance
Ref. 804649-B
1
