CAUTION
Use of non-genuine PACCAR coolant
filters may cause severe engine dam-
age.
Cooling System Sealing Additives
and Soluble Oils
OK
1
1.
Do not use soluble oils or sealing
additives.
CAUTION
The use of sealing additives or soluble
oils in the cooling system can cause
damage to the engine. These additives
can plug various areas of the radiator,
EGR system and oil cooler. The plug-
ging of the cooling system can hamper
heat transfer, causing internal engine
damage. DO NOT use sealing addi-
tives or soluble oils in the cooling sys-
tem. The use of sealing additives can:
•
Build up in coolant low-flow
areas
•
Plug the radiator and oil cooler
•
Damage the water pump seal
•
Damage heat transfer surfaces
•
Damage seals and hoses
•
Corrode brass and copper
Failure to comply may result in equip-
ment or property damage.
Engine Coolant
Specifications
Engine Coolant Specifications for
PACCAR MX-11
Coolant Capacity
Approx. 12.5
gallons
38
(47 liters)
Minimum
Recommended
Pressure Cap
15 psi (103 kPa)
Maximum Engine
Coolant
Outlet Temperature
223°F (106°C)
NOTE
Coolant volumes are dependent on
chassis model and cab/sleeper heater
options.
38
Varies with vehicle equipment
ENGINE MAINTENANCE - Engine Coolant Specifications
62
Y53-1166-1M1 (10/2020)
2
Summary of Contents for MX-11
Page 1: ...Operator s Manual Operator s Manual 2021 Model Year Warranty 2021 Emissions ...
Page 2: ......
Page 3: ...Engine Operation 1 Engine Maintenance 2 Engine Warranty 3 Contents ...
Page 4: ......
Page 103: ...ENGINE MAINTENANCE Engine Identification Y53 1166 1M1 10 2020 101 2 ...
Page 115: ...ENGINE WARRANTY United States and Canada Engine Warranty Y53 1166 1M1 10 2020 113 3 ...
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