Engine Cooling; Inspecting Pressurized Coolant Tank Cap - MacDon M2170 Operator's Manual

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Engine Cooling

Coolant is filled through the pressurized coolant tank (A), it is drawn into the engine through hose (B). It then exits the

engine through hose (C) and returns to the radiator for cooling. The system vents through hoses (D) back to pressurized

coolant tank (A).

Figure 5.20: Engine Cooling

A - Pressurized Coolant Tank

C - Engine Outlet Hose

The pressurized coolant tank cap must fit tightly, and the cap gasket must be in good condition to maintain the 97–124 kPa

(14–18 psi) pressure in the cooling system.

To avoid personal injury from hot coolant, do NOT attempt to open the until the engine cools.

To prevent bodily injury or death from the unexpected startup of the machine, always stop the engine and remove the

key from the ignition before leaving the operator's seat for any reason.

1. Shut down the engine, and remove the key from the ignition.

2. Open the hood. For instructions, refer to

MAINTENANCE AND SERVICING

B - Engine Inlet Hose

D - Vent Hoses

5.3.1 Opening Hood, page