Textron JACOBSEN GP400, Technical/Repair Manual

Page: 42 / 354

3-12 4252490-Rev A
ENGINE
3
Radiator (Diesel)
Removal
See Figures 3-17 through 3-22.
1. Park the mower safely. (See “Park Mower Safely” on
page 1-6.)
2. Allow the engine to cool completely.
3. Remove hydraulic oil cooler. (See “Hydraulic Oil
Cooler (Diesel)” on page 6-60.)
4. Raise the hydraulic oil/fuel tank. (See “Raise
Hydraulic Oil/Fuel Tank” on page 9-4.)
Figure 3-17
!
WARNING
5. Place a suitable clean container, at least 1 gal (3.8 L)
capacity, under the radiator.
6. Remove plug (1) located on bottom of radiator,
remove radiator cap, and drain coolant.
Figure 3-18
7. Remove two screws (4) and flat washers (5).
8. Remove nine screws (2) and flat washers (3), and
remove radiator cover (6).
NOTE
Label all hoses before removing to ensure correct
installation.
Figure 3-19
9. Disconnect hose (8).
10. Remove screw (10), flat washer (11), nut (12), and
hose clamp (9).
11. Remove cable tie (13).
12. Loosen hose clamp (14) and disconnect upper
radiator hose (7).
Never remove the radiator cap when the coolant
is hot. The engine must be shut down and cooled
before the radiator cap is removed. Very hot
coolant will be sprayed from the radiator if the
cap is loosened before the engine has cooled.
Serious personal injury can occur.
TN3966
1
TN3951
3 2
5 4
6
TN3957
14
8
9
7
13
10 11 12