70
Reassembly
KohlerEngines.com 16 690 01 Rev. --
Install Blower Housing
NOTE: Do not completely tighten screws until all are
installed to allow shifting for hole alignment.
1. Install blower housing onto engine. Start all
mounting screws. Make sure wire harness and spark
plug leads exit out through appropriate openings in
shrouding. Attach any fuel line clamps used.
2. Torque screws as follows:
M5 Thread Forming Fasteners: 3.4 N·m (30 in. lb.).
M4 HI-LO Screws: 2.8 N·m (25 in. lb.).
M3 HI-LO Screws: 2.3 N·m (20 in. lb.).
Install Fixed Guard (if equipped)
Install fi xed guard. Securely tighten screw (if equipped).
Install Retractable Starter (if equipped)
1. Install retractable starter on blower housing using
screws. Finger tighten mounting screws only.
2. Pull rope handle to engage pawls and center starter
to drive cup. Hold in this position and torque
mounting screws to 7.3 N·m (65 in. lb.).
Install Dipstick Tube
1. Lubricate dipstick tube O-ring and install into
crankcase.
2. Secure to backing plate using M5 screw.
3. Torque screw to 7.3 N·m (65 in. lb.).
Install Fuel Pump
WARNING
Explosive Fuel can cause fi res and severe
burns.
Do not fi ll fuel tank while engine is hot or
running.
Gasoline is extremely fl ammable and its vapors can
explode if ignited. Store gasoline only in approved
containers, in well ventilated, unoccupied buildings,
away from sparks or fl ames. Spilled fuel could ignite
if it comes in contact with hot parts or sparks from
ignition. Never use gasoline as a cleaning agent.
Fuel Pump Components
A
F
B
C
D
E
A Outlet Fuel Line B Pulse Hose
C Inlet Fuel Line D Fuel Line Clamp
E Fuel Filter F Fuel Pump
NOTE: If a new fuel pump is being installed, make sure
orientation of new pump is consistent with
removed pump. Internal damage may occur if
installed incorrectly.
1. Connect pulse hose to valve cover. Valve cover
should be situated between 2 formed lips on pulse
hose.
2. Attach pulse hose to fuel pump and secure with a
clamp. Mount fuel pump to blower housing with
screws. Torque screws to 2.8 N·m (25 in. lb.).
3. Connect inlet and outlet fuel lines to pump. Route
inlet fuel line through fuel line clamp (if used) as
shown.
Install Muffl er
1. Install muffl er and attaching hardware to muffl er
bracket. Torque screws to 9.9 N·m (88 in. lb.).
2. Install M8 nuts or 5/16-18 head capscrews (based
on head design), to secure muffl er. Torque nuts to
24.4 N·m (216 in. lb.), or capscrews to 16.9 N·m
(150 in. lb.).
Install Oil Filter and Fill Crankcase with Oil
NOTE: Make sure oil drain plug is installed and torqued
to specifi cation to prevent oil leakage.
1. Install oil drain plug. Torque plug to 13.6 N·m
(10 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 oil fi ll/dipstick and tighten securely.
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