This task covers:
Tool kit SC4940-97-CL-E12
Suitable lifting device
Ethylene glycol antifreeze (Item 2, Appendix B)
Engine hood removed
Fan and fan shroud removed
Drain coolant from locomotive cooling system by the
Remove radiator filler cap
(1) to prevent air lock.
Open main drain valve (2)
and drain coolant.
Loosen hose clamps (3) on four hoses (4). Slide hoses
off radiator connections.
Disconnect union (5) in drain line. Remove overflow
hose (6) from drain line.
Components of this locomotive are heavy and
may be awkward to handle. Use correct lifting
assistance from other personnel to avoid injury.
Use a suitable lifting device and support radiator.
Remove four nuts (7), lockwashers (8), capscrews (9),
and flat washers (10).
Lift radiator (11) from locomotive and place on suitable