Detroit Diesel Series 60 Operator's Manual page 117

Coolant
A. 20,000 Miles
(32,000 km) or 3 Months*
Antifreeze / Water +
B. 500 Hours or 3 Months*
SCA Inhibitor (DDC
A. 300,000 Miles
Power Cool)
(480,000 km)
B. 2 Years or 4,000 Hrs*
Ethylene Glycol A. 20,000 Miles
/ Water + SCA (32,000 km) or 3 Months*
Inhibitor B. 500 Hrs or 3 Months*
or
A. 300,000 Miles
Propylene Glycol
(480,000 km)
/ Water + SCA
B. 2 Years or 4,000 Hrs*
Inhibitor
Ethylene Glycol Test at 1 Year.
/ Water + OAT
A. 300,000 Miles
Inhibitor
(480,000 km) or 2 Years*
or
B. 5,000 Hrs
Propylene Glycol
A. 600,000 Miles
/ Water + OAT
(960,000 km)
Inhibitor
B.4 Years or 10,000 Hrs*
A. 20,000 Miles
(32,000 km) or 3 Months*
Water Only + SCA B. 500 Hours or 3 Months*
Inhibitor A. 300,000 Miles
(480,000 km)
B. 2 Years or 4,000 Hrs
A. 300,000 Miles
(480,000 km) or 2 Years*
Water Only + OAT B. 5,000 Hrs
Coolant A. 600,000 Miles
(960,000 km)
B. 4 Years or 10,000 Hrs
1
Maintenance interval based on application. Drain interval dependent
on proper maintenance.
A. On-Highway Trucks and Motor Coaches, City Transit Coaches,
Pick-Up and Delivery, Short Trip and Emergency Vehicles
B. Industrial, Generator Set and Other Applications
Table 26 Coolant Maintenance Intervals
All information subject to change without notice. (Rev. 01/04)
6SE484 0401 Copyright © 2004 DETROIT DIESEL CORPORATION
SERIES 60 ENGINE OPERATOR'S GUIDE
Interval 1
Test nitrite concentration
with test strip. Add SCA or
dilute coolant as needed.
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 Power Cool Plus
Extender
Drain and clean system.
Replace with new coolant.
Test nitrite concentration
with test strip. Add SCA or
dilute coolant as needed.
Drain and clean system.
Replace with new coolant.
Add Power Cool Plus
Extender
Clean and drain. Replace
with new coolant.
Action
103