MacDon M1240 - Page 439

215916 419 Revision A
ϭϬϯϴϬϭϱ
A
B
Figure 5.136: DEF Tank Head (Top View)
15. Insert DEF head (A) into the DEF tank and align the screw
holes with the hose connectors facing the windrower.
16. Secure the DEF head to the tank with six screws (B).
1020201
A
B
C
D
E
F
Figure 5.137: DEF Tank Head
17. Connect electrical harness (A).
IMPORTANT:
Correct hose connections to the DEF tank head, DEF supply
module, and aftertreatment system are important.
Improper connections will result in a loss of suction,
causing the engine to derate (lose power).
18. Connect coolant pressure line (C) and coolant return line
(B) to the DEF head.
19. Connect DEF suction line (E) and DEF backflow line (D) to
the DEF head.
20. Connect vent hose (F) to the DEF head.
MAINTENANCE AND SERVICING