M11 Series – Service Manual – 018-018   Cooling System

Table of Contents

Specifications

Specifications

TOC

Coolant Capacity (engine only)

Charge Air Cooled Engines 9.5 liters [2.5 gal]
Aftercooled Engines 12.9 liters [3.4 gal]
Standard Modulating Thermostat Range 82 to 93°C [180 to 200°F]

Cylinder Block Coolant Pressure (pressure cap removed):

Minimum

Closed Thermostat – 1800 rpm – No Load 138 kPa [20 psi]

Cylinder Block Coolant Pressure (pressure cap removed):

Maximum

Closed Thermostat – 1800 rpm – No Load 275 kPa [40 psi]
Maximum Allowable Operating Coolant Temperature 100°C [212°F]
Minimum Recommended Operating Coolant Temperature 70°C [160°F]
Maximum Allowable Deaeration Time 35 minutes
Minimum Recommended Pressure Cap 48 kPa [7 psi]
Maximum Allowable Coolant Flow to Accessories – (Liters/Min. [GPM]) 75.7 Liters [20 U.S. gal.]

Coolant Sensing Fan Control:

ON 96°C [205°F]
OFF 91°C [195°F]

Last Modified:  25-May-2007