Reassembly
100
19 690 01 Rev. --
KohlerEngines.com
Initial Adjustment Procedure
A
A
9.5 mm ± 0.5 (0.37 in. ± 0.02)
1. Move governor lever toward throttle body as far as
it will go (wide open throttle) and hold in this
position.
2. Insert a long thin rod or tool into hole on cross shaft
and rotate shaft counterclockwise (viewed from
end) as far as it will turn.
3. Adjust governor lever to maintain correct location
from end of governor cross shaft. Torque nut to
7.1 N·m (63 in. lb.).
Install Breather Hose
Connect and clamp breather hose to elbow on large air
intake hose.
Route and Connect Wire Harness
1. Insert diagnostic plug into bracket.
2. Connect fuses to holders in bracket.
3. If equipped with an electronic governor, connect
harness to Governor Control Unit (GCU) and route
DLA wire behind throttle body and connect.
4. Connect TMAP sensor and remaining sensors,
coils, and injectors.
5. Route large harness wires over intake air hose and
secure with J-Clip.
Install Fuel Lines
1. If it was removed, install fuel pump to bracket on
intake manifold and secure with screws. Torque
screws to 8.2 N·m (73 in. lb.).
2. Connect vent and high pressure lines from fuel
pump module. Connect and clamp pulse line to fuel
pump and to low pressure hose.
3. Place four hoses into retaining bracket and mount
to blower housing. Torque nut to 4.8 N·m
(42 in. lb.).
Install Oil Filter and Add Oil to Crankcase
1. Install oil drain plugs. Torque plug to 21.4 N·m
(15.7 ft. lb.).
2. Place
new
fi
lter in shallow pan with open end up. Fill
with new oil until oil reaches bottom of threads. Allow
2 minutes for oil to be absorbed by
fi
lter material.
3. Apply a thin
fi
lm of clean oil to rubber gasket on new
fi
lter.
4. Refer to instructions on oil
fi
lter for proper
installation.
5. Fill crankcase with new oil. Level should be at top of
indicator on dipstick.
6. Reinstall and secure dipstick.
Install Spark Plugs
1. Check gap using wire feeler gauge. Adjust gap to
0.76 mm (0.030 in.).
2. Install plug into cylinder head.
3. Torque plug to 27 N·m (20 ft. lb.).
Connect Spark Plug Leads
Connect leads to spark plugs. Outer wires are secured
with J-Clips and inner wires are looped and clipped to
blower housing.
Install Fuse Cover (Optional)
Position fuse cover over fuses. Secure with screws and
nuts. Torque fasteners to 9.9 N·m (88 in. lb.).
Prepare Engine for Operation
NOTE: If ECU, throttle body, TPS, or fuel pump module
were replaced, an ECU Reset and TPS Learn is
required. Refer to Electronic Fuel Injection (EFI)
System section.
NOTE: If electronic governor and throttle body were
removed or replaced, refer to Governor section
for proper adjustment/assembly.
Engine is now completely reassembled. Before starting
or operating engine, follow proceeding steps.
1. Make sure all hardware is tightened securely.
2. Make sure oil drain plugs, Oil Sentry
™
pressure
switch, and a new oil
fi
lter are installed.
3. Verify crankcase has been
fi
lled with correct amount,
weight, and type of oil. Refer to oil recommendations
and procedures in Maintenance, Speci
fi
cations, and
Lubrication System sections.
4. Turn on fuel supply.
Summary of Contents for Command Pro ECV850
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