Miller Big Blue 450X Duo CST, Owner'S Manual

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Complete Parts List available at www.MillerWelds.com
OM-247969 Page 41
8-7. Servicing Engine Cooling System
Coolant1 2010 − 04 / Ref. 907 427-6
!
Stop engine and let cool.
1 Radiator Cap Cover
2 Radiator Draincock
3 Coolant Recovery Tank
Change coolant according to engine
manual. Add coolant according to engine
maintenance label.
Check coolant level in recovery tank
daily. If necessary, add coolant to recov-
ery tank until coolant level is between
Cold Full and Hot Full levels. If recovery
tank coolant level was low, also check
coolant level in radiator. Add coolant if
level is below bottom of radiator filler
neck.
1
2
3
8-8. Adjusting Engine Speed
The engine is electronically governed. Engine speed adjustment must be done by an engine Factory Authorized Service Agent. Tampering with
adjustments may affect engine warranty.