Dt 570 And Ht 570 (All Ratings); Temperature, Fuel, And Lubrication - Navistar International DT 466 Diagnostic/Troubleshooting Manual

12 APPENDIX B: DT 570 AND HT 570 PERFORMANCE

DT 570 and HT 570 (all ratings)

Temperature, Fuel, and Lubrication

International® DT 570 and HT 570 diesel engine specifications
Measure water temperature differential across the radiator with engine on a chassis
dynamometer, at full load and ambient temperature of 26.7 °C (80 °F) or above.
Water temperature differential across radiator
Thermostat
Type
Minimum recommended coolant operating temperature
Nominal opening temperature, 0.38 mm (0.015 in)
Full open temperature, 8 mm (0.315 in) stroke
Diesel fuel (maximum sulfur content of 0.05%)
Minimum fuel requirements
Expected temperature
Above -1 °C (30 °F)
Below -17 °C (0 °F)
NOTE: If Grade 1-D is not available, use a winterized or climatized Grade 2-D fuel. This is made by
blending Grade 1-D with 2-D fuel to match the temperature conditions in your area.
Between -1 and -17 °C (30 and 0 °F)
Lubrication
Oil quality
Oil viscosity recommendations
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
SPECIFICATIONS 2004 MODEL YEAR
EGES-270-1
Follow all warnings, cautions, and notes.
© August 2008 Navistar, Inc.
3 to 7 °C (6 to 12 °F)
Balanced pressure, wax pellet
60 °C (140 °F)
86 °C (187 °F) Minimum
88 °C (192 °F) Maximum
96 °C (205 °F)
42 cetane
Preferred fuel grade
Grade 2-D
Grade 1-D
1-D / 2-D Blended
API category CI-4, CI-4 PLUS
15W-40 preferred above -6 °C (20 °F)
10W-30 preferred between -6 and -17 °C
(20 and 0 °F)
5W-40 synthetic or 0W-30 synthetic below
-17 °C (0 °F)
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