Check Cooling System; Fill Fuel Tank - Toro Reelmaster
4000?D Service Manual

Check Cooling System

Check level of coolant at the beginning of each day. Ca-
pacity of system is 3.7 gal. (14 L).
CAUTION
If engine is hot, pressurized coolant can escape
and cause burns when the radiator cap is re-
moved. Remove radiator cap slowly and careful-
ly if engine coolant is hot.
1. Park machine on a level surface. Stop engine. Re-
move key from the ignition switch.
2. Carefully remove radiator cap (Fig. 4) and expan-
sion tank cap (Fig. 5).
3. Check level of coolant in radiator. Radiator should
be filled to the top of the filler neck and the expansion
tank filled to the marks on its side.
IMPORTANT: Do not use water only. Do not use al-
cohol / methanol base coolants.
4. If coolant is low, add a 50/50 mixture of water and
ethylene glycol anti−freeze.
5. Install radiator cap and expansion tank cap.

Fill Fuel Tank

1. Park machine on a level surface. Stop engine. Re-
move key from the ignition switch.
2. Remove fuel tank cap (Fig. 6).
3. Fill tank to about one inch (25 mm) below bottom of
filler neck with No. 2 diesel fuel. Then install cap.
Reelmaster 4000−D
1
1. Radiator cap
1. Expansion tank cap
2
1. Fuel tank cap
Page 3 − 5
2
Figure 4
2. Rear screen
1
Figure 5
1
Figure 6
2. Left rear tire
Kubota Diesel Engine