MBE 900 ENGINE 2007 OPERATOR'S GUIDE
1. Turn off the vehicle.
2. Place the fuel drain hose in a
collection container and open the
drain lever. Once the fuel stops
draining from the line, close the
drain lever.
3. Disconnect the connector plug
to the fuel pre-heater element.
Remove the ground lead for the
fuel pre-heater from the fuel
fi
lter/water separator housing.
4. Disconnect the harness
water-in-fuel (WIF) sensor
connector from the fuel
fi
lter/water separator housing.
See Figure 39.
5. Remove the water collection bowl
from the
fi
lter housing using a 36
mm wrench/socket and remove
bowl and seal ring. Discard seal
ring. See Figure 39.
6. Remove the primary
fi
lter element
from the
fi
lter housing and discard
the element. See Figure 39.
7. Install the new primary fuel
fi
lter,
ensuring that the element is
fi
rmly
seated against the
fi
lter housing.
8. Install a new seal ring on the fuel
fi
lter/water separator bowl and
lubricate with clean engine oil.
See Figure 39.
9. Thread the bowl into the housing
and tighten bowl to 13.5 N·m
(120 lb·in.).
10. Connect the electrical connector
plug to the fuel pre-heater
element. Install the ground lead
for the fuel pre-heater to the fuel
fi
lter/water separator housing.
11. Connect the WIF sensor harness
connector to the fuel
fi
lter/water
separator housing.
12. Ensure fuel drain lever is in closed
position (counterclockwise).
13. Prime the fuel system using
the hand primer on the fuel
fi
lter/water separator.
Secondary Fuel Filter
Perform the following to remove the
secondary fuel
fi
lter:
1. Turn off the vehicle.
2. Remove the cover from the
fi
lter housing using a 36 mm
wrench/socket and remove the
cover and seal ring. Discard seal
ring.
3. Remove the element from the
cover and discard.
4. Insert a new element into the
cover and lubricate the element
seal (in the bottom end).
5. Install cover and element
assembly into the housing and
tighten the cover to 25 N·m (221
lb·in.).
All information subject to change without notice.
(Rev. 04/08)
97
DDC-SVC-MAN-0040 0704
Copyright © 2008 DETROIT DIESEL CORPORATION
Summary of Contents for MBE 900
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