Engine Manual - Gravely pro-turn 460 diesel 992236 Operator's Manual

8. Repeat steps 3 – 7 until the transaxles
operate smoothly in forward and reverse
at normal speeds without excessive
noise.
COOLING SYSTEM
Checking Coolant Level
(Figure 17)
WARNING: To avoid personal
injury DO NOT remove radiator
cap when engine is hot. Check
coolant level at coolant reservoir,
not at radiator.
Check coolant level when engine is cold.
Check coolant level at overflow reservoir.
1. Check coolant reservoir. Coolant should
be between the low and full marks with
engine cold.
2. If coolant is below the low mark, remove
cap, and add coolant to the full mark.
Refer to Engine Manual for the correct
type of coolant.
1. Operating Range
2. Full
3. Low
Figure 17
CHANGING COOLANT
Drain Coolant System
1. Stop engine and allow to cool.
2. Place suitable container under unit to
catch coolant.
3. Open engine block drain valve and allow
coolant to drain. See Figure 18.
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 18.
1
2
1
3
1. Engine Block Drain Valve
2. Radiator Drain Valve
3. Radiator Fill Cap
EN - 30
WARNING: To avoid personal
injury DO NOT drain radiator or
engine block when engine is hot.
Allow to cool before servicing.
Figure 18
2
3