Detroit Diesel MBE 900 Operator's Manual page 121

HOW-TO SECTION
Coolant
Antifreeze / Water +
SCA Inhibitor (DDC
Power Cool)
Ethylene Glycol
/ Water + SCA
Inhibitor
or
Propylene Glycol
/ Water + SCA
Inhibitor
Ethylene Glycol
/ Water + OAT
Inhibitor
or
Propylene Glycol
/ Water + OAT
Inhibitor
Water Only + SCA
Inhibitor
Water Only + OAT
Coolant
1
Maintenance interval based on application. Drain interval dependent
on proper maintenance.
Table 17 Coolant Maintenance Intervals
Nitrite levels must be within the
ranges listed in Table 13.
110
DDC-SVC-MAN-0040 0704 Copyright © 2008 DETROIT DIESEL CORPORATION
Interval
1
20,000 Miles (32,000 km)
or 3 Months*
300,000 Miles
(480,000 km)
20,000 Miles (32,000 km)
or 3 Months*
300,000 Miles
(480,000 km)
Test at 1 Year.
300,000 Miles
(480,000 km) or 2 Years*
600,000 Miles
(960,000 km)
20,000 Miles (32,000 km)
or 3 Months*
300,000 Miles
(480,000 km)
300,000 Miles
(480,000 km) or 2 Years*
600,000 Miles
(960,000 km)
All information subject to change without notice. (Rev. 04/08)
Action
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.