DETROIT DIESEL 53
Fuel, Oil and Coolant Specifications
13.3
COOLANT RECOMMENDATIONS
4. Always follow the manufacturer s recommendations
on inhibitor usage and handling.
1. Always use a properly inhibited coolant.
5. Do not use soluble oil.
6. Chromate inhibitors should never be used with
2. If freeze protection is required, always use ethylene
permanent antifreeze.
glycol antifreeze.
7. Sealer type antifreeze should not be used.
3. Re-inhibit antifreeze with a non-chromate inhibitor
system.
8. Maintain prescribed inhibitor strength.
SEC. 13.3 Page 7
April, 1974
