Ariens GRAVELY Pro-Turn 400 Series Dealer/Owner/Operator Manual page 30

2. Place suitable container under unit to
catch coolant.
3. Open engine block drain valve and allow
coolant to drain. See Figure 16.
4. Place suitable container under radiator
drain valve to catch coolant.
5. Remove radiator screen to gain access
to radiator.
6. Loosen radiator fill cap and open
radiator drain valve. See Figure 16.
1
1. Engine Block Drain Valve
2. Radiator Drain Valve
3. Radiator Fill Cap
Figure 16
7. Close engine block and radiator drain
valves.
IMPORTANT: If not reusing coolant be sure
to dispose of properly.
Fill and Purge Coolant System
NOTE: Refer to engine manual for proper
type and mix ratio of coolant.
1. Ensure that engine block and radiator
drain valves are closed tightly.
2. Fill the radiator fully to the filler neck.
3. Install radiator cap.
4. Squeeze and gently shake radiator
hoses to remove air gaps and bubbles.
5. Remove cap and refill radiator. Replace
radiator cap.
6. Release hood locks and raise hood to a
o
45
7. Ensure that the coolant reservoir level is
within the operating range. See
Figure 15.
8. Replace radiator screen.
Fuel Filter
(Figure 17)
NOTE: Unit has two fuel filters. One cartridge
style which is attached to the engine and one
in-line style which is installed in the fuel line
between the fuel valve and the fuel pump.
1. Place suitable container under unit to
catch fuel.
2. Remove fuel filter and dispose of
properly.
3. Install replacement fuel filter.
2
3
1. Cartridge Fuel Filter
2. In-line Fuel Filter
EN - 30
angle and return to closed position.
Figure 17
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2