15 - 2
Changing the Coolant
!!
WARNING
The cooling system is pressurised when the coolant is
hot. Hot coolant will burn you. Make sure the engine is
cool before checking the coolant level or draining the
system.
2-3-3-3
1 Park the Machine on Level Ground
Engage the parking brake. Stop the engine and let it
cool down.
2 Open the Bonnet
See Opening and Closing the Bonnet.
3 Remove the Left Hand Side Panel.
See Engine Panels.
4 Remove the Filler Cap
Carefully loosen cap E. Let any pressure escape.
Remove the cap.
!!
CAUTION
Keep your face away from the drain hole when removing
the drain plug.
2-3-3-4
5 Drain the Cylinder Block
Remove the drain plug G and let the coolant drain out.
Make sure the drain hole is not blocked.
6 Drain the Radiator
Remove hose H and drain the coolant.
7 Flush the System with Clean Water
Refit the drain plug G and radiator hose H.
8 Fill the System with the Correct Coolant Mixture.
See Coolant Mixtures.
Use the necessary mix of clean, soft water and anti-
freeze. See Coolant Mixtures. Fill the reservoir to the
COLD/MIN level on coolant reservoir F.
9 Run the Engine
Start the engine and run at idle to circulate the coolant,
top up with coolant as necessary. Refit filler cap E.
10 Check for Leaks
a Run the engine and raise the coolant to working
temperature and pressure.
b Stop the engine.
c Look and listen for leaks.
d Refit engine panel and bonnet.
Note: Make sure the heater shut-off tap is in the open
position before running the engine. This will ensure the
coolant mixture circulates through the entire cooling system.
Note: Check the quality of the anti-freeze mixture every
year. Change the anti-freeze every two years.
Section 3 Routine Maintenance
9803/7130
Section 3
15 - 2
Issue 1
Engine Cooling System
S181660
S181650
HH
GG
EE
FF
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