Crusader 5.0L MPI Instruction Manual page 51

5. Position the Degas Bottle on the high bracket
location for fi lling. The fi lling point must be higher
than the venting points.
6. Add coolant to the degas bottle until the coolant level
is at the top of the degas bottle.
7. Continue to add coolant to the degas bottle as
needed until the coolant is observed escaping from
the vent locations. The engine should vent coolant
from the Heat Exchanger Port fi rst.
NOTE: Once coolant without air is observed at this
location, the valve can be closed.
8. The engine will vent coolant from the Ball Valve
second.
NOTE: Once coolant without air is observed at this
location, the ball valve can be closed.
9. The engine will vent coolant from the top of the
exhaust manifolds last.
NOTE: Once coolant without air is observed at these
locations, the vent plugs can be installed.
10. The coolant level in the degas bottle should be
on the Full mark. If excess coolant is in the degas
bottle, remove until the level is at the Full mark.
Hot Water Heater Connections
NOTE: The engine MUST be fi lled and purged of air
prior to water heater hoses being connected to the
engine. If the system is not fi lled properly, the engine will
run hot.
1. Close the Ball Valve near the thermostat housing
on the Heat Exchanger. Remove the hose going to
water heater (hose not shown in photo).
NOTE: Keep hose high or plugged to keep coolant
from leaking out.
ENGINE MAINTENANCE - 11
High Bracket Location (Filling Location)
L510001-13
Low Bracket Location
49