Kubota D1803-CR-E4 Workshop Manual page 81

3. MAINTENANCE
• Make sure that you close the radiator cap
correctly.
If the cap is loose or incorrectly closed, coolant
can flow out and the engine can overheat.
1. Stop the engine and let the coolant temperature
decreases.
2. Remove the radiator cap (1) to drain the coolant
fully.
(1) Radiator cap
3. Open the drain valve (2) and remove the EGR
cooler hose (3).
(2) Drain valve
4. After you drained all coolant, close the drain valve
(2) and install the EGR cooler hose (3).
5. Fill with clean water and cooling system cleaner.
3-14
(3) EGR cooler hose
D1803-CR-E4,D1803-CR-TE4,D1803-CR-TIE4,V2403-CR-E4,V2403-CR-TE4,V2403-CR-TE4BG,V2403-CR-TIE4
CHECK AND MAINTENANCE
6.Check points of every 500 hours
6. Obey the directions of the cleaner instruction.
7. After you flush, fill with clean water and anti-freeze
until the coolant level is immediately below the port.
8. Install the radiator cap (1) correctly.
9. Fill with the coolant until the [FULL] (A) mark on the
reserve tank (4).
(4) Reserve tank
(A) FULL
10. Start and operate the engine for a few minutes.
11. Stop the engine and let the coolant temperature
decreases.
(B) LOW
KiSC issued 12, 2018 A