E 350 V10-6.8L (2007)
Coolant Reservoir: Service and Repair
Degas Bottle
Removal and Installation
1. WARNING: To avoid personal injury, do not unscrew the coolant pressure relief cap while the engine is operating or hot. The cooling
system is under pressure; steam and hot liquid can come out forcefully when the cap is loosened slightly. Failure to follow these
instructions may result in personal injury.
Release the pressure in the cooling system by slowly turning the pressure relief cap one half turn counterclockwise. When the pressure is
released, remove the pressure relief cap.
2. Using hose clamp pliers, clamp the lower degas bottle hose.
3. Using a suitable suction device, siphon the coolant from the degas bottle.
4. NOTE: Gas engines will only have one coolant hose.
Disconnect the upper coolant hoses at the degas bottle.
5. Remove the bolts and position out the degas bottle.
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To install, tighten to 6 Nm (53 inch lbs).
6. Disconnect the lower degas bottle coolant hose and remove the degas bottle.
7. To install, reverse the removal procedure.
8. Fill the degas bottle.
