Detroit Diesel MBE 4000 Service Manual page 449

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8. Remove the two bolts mounting the lower coolant inlet pipe to the block and remove the
bracket bolt, just below the membrane, which attaches the lower coolant inlet pipe to the
block. Remove gasket. See Figure 7-21.
1. Lower Coolant Inlet Pipe
2. Membrane
3. Air Line Mounting Bolts
Figure 7-21
9. Pull down on the lower coolant inlet pipe to loosen it from the upper pipe. Remove
the membrane also.
NOTE:
Have a container nearby to drain any unused coolant from the inlet pipes.
10. Remove the two shut off valve housing bolts that hold the valve housing to the EGR cooler
support. See Figure 7-21.
11. Remove the air line mounting bolts. Loosen and remove the air supply line from the
EGR shut off valve. See Figure 7-21.
All information subject to change without notice.
6SE412 0403 Copyright © 2004 DETROIT DIESEL CORPORATION
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Removing Coolant Inlet Pipe
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MBE 4000 SERVICE MANUAL
4. Shut off Valve Housing Bolt (2 qty.)
4. Air Supply Line
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7-29
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