Detroit Diesel DD15 EuroIV Operator's Manual page 96

How to Procedures
Table 9.
Coolant
Ethylene Glycol* / Water +
Conventional Corrosion Inhibitor
Ethylene Glycol* / Water + OAT
Inhibitor
Ethylene Glycol* / Water + NOAT
Inhibitor
Water Only + Conventional Corrosion
Inhibitor
Water Only + OAT Inhibitor
Water Only + NOAT Inhibitor
*Propylene glycol is an acceptable substitute for ethylene glycol.
96
Copyright © 2014 DETROIT DIESEL CORPORATION DDC-SVC-MAN-0175
Interval
20,000 miles (32,000 km)
or 3 months
300,000 miles (480,000
km)
300,000 miles (48,000
km) or 10,000 hours
600,000 miles (960,000
km), 4–years, or Engine
Overhaul
300,000 miles (48,000
km) or 10,000 hours
600,000 miles (960,000
km), 4–years, or Engine
Overhaul
20,000 miles (32,000
km), 3–months, or 500
hours
Engine Overhaul
300,000 miles (480,000
km), 2–years, or 10,000
hours
600,000 miles (960,000
km), 4–years, or Engine
Overhaul
300,000 miles (480,000
km), 2–years, or 10,000
hours
600,000 miles (960,000
km), 4–years, or Engine
Overhaul
All information subject to change without notice.
Action
Test nitrite concentration
with test strip. Add SCA
or dilute coolant as
needed.
Drain and clean system.
Refill with new coolant.
Add POWERCOOL Plus
extender.
Drain and clean system.
Refill with new coolant.
Add NOAT extender.
Drain and clean system.
Refill with new coolant.
Test nitrite concentration
with test strip. Add SCA
or dilute coolant as
needed.
Drain and clean system.
Refill with new coolant.
Add POWERCOOL Plus
extender.
Drain and clean system.
Refill with new coolant.
Add NOAT extender.
Drain and clean system.
Refill with new coolant.