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7.9.6.2
Fuel Filters
C
The M150 & M200 tractor fuel system is
equipped with primary (C) and secondary (D)
filters. Both filters are screw-on cartridge type
but the primary (C) filter is equipped with a
separator that separates sediment and water
from the fuel.
Change both filters as follows
every 500 hours of operation:
E
a. Open engine compartment hood to highest
position.
b. Close fuel supply valve (E) under fuel tank.
Form 169017
MAINTENANCE/SERVICE – M150 ENGINE
D
131
F
C
c. Change primary filter (C) as follows:
1. Clean around the filter head (F).
2. Disconnect Water In Fuel (WIF) sensor (G)
from bottom of filter.
3. Remove filter (C) with a filter wrench.
4. Clean gasket mating surface.
5. Fill new filter with clean fuel and apply a thin
film of clean oil to the gasket on the new
filter.
6. Screw the new filter (C) onto the filter mount
until the gasket contacts the filter head.
7. Reconnect WIF sensor (G).
8. Tighten the filter an additional ½ to ¾ turn by
hand.
IMPORTANT
Do not use a filter wrench to install the
filter.
Over-tightening can damage the
gasket and filter.
G
(continued next page)
Issue – June 2008
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