49
Reassembly
18 690 01 Rev. B KohlerEngines.com
Install Throttle Lever, Governor Lever, Throttle Link,
Dampening Spring, and Governor Spring
1. Install nylon washer and wave spring to throttle
plate.
2. Connect spring to throttle lever and throttle plate.
Install throttle lever to throttle plate. Install tabbed
washer (with tab engaged in slot) and secure with
nut.
3. Torque nut to 5.4 N·m (47.8 in. lb.).
4. Install governor lever onto shaft.
5. Connect dampening spring and throttle link to
governor lever. Connect governor spring to governor
lever and to throttle lever.
6. Move governor lever clockwise until it stops. Rotate
governor shaft clockwise until it stops. Hold both in
this position and torque governor lever nut to 10 N·m
(88.5 in. lb.).
Install Oil Sentry
TM
Module
1. Install Oil Sentry
™
module and secure with screw.
2. Connect electrical leads for Oil Sentry
™
module.
Install Fuel Tank
1. Route fuel line across top of engine toward
carburetor while positioning fuel tank on mounting
brackets.
2. Secure with screw on inner mounting bracket.
3. Install nuts on fuel tank studs.
4. Torque fuel tank screw and nuts to 24 N·m
(212 in. lb.).
5. Position fuel line in clip at carburetor and connect
fuel line to shut-off valve on carburetor. Secure
clamp.
Install Carburetor Cover
Install outer air cleaner cover onto studs and secure with
nuts.
Install Muffl er and Heat Shield Assembly
1. Install a new exhaust gasket with muffl er and heat
shield assembly. Secure muffl er and heat shield
assembly with nuts.
2. Torque nuts to 8 N·m (70.8 in. lb.).
Install Air Cleaner Base, Element, and Cover
Dual-Element
1. Install air cleaner base and secure with screws.
2. Install paper element with precleaner onto air
cleaner stud and secure with washer and wing nut (if
equipped).
3. Install air cleaner cover and secure with wing nut.
Low-Profi le
1. Install air cleaner base and secure with screws.
2. Install foam element (lightly oiled) into base.
3. Install cover and secure with screw.
Prepare Engine for Operation
Engine is now reassembled. Before starting or operating
engine be sure to do following:
1. Make sure all hardware is properly torqued.
2. Make sure oil drain plugs, oil fi ll plugs, and Oil
Sentry
™
wire lead bullet connectors are tightened
securely.
3. Fill crankcase with correct oil. Refer to Maintenance
and Lubrication System for oil recommendations and
procedures.
Testing Engine
NOTE: Do not adjust maximum no-load high-idle engine
speed beyond 3950 RPM maximum.
It is recommended engine be operated on a test stand or
bench prior to installation on a piece of equipment.
1. Set engine up on a test stand. Check gas and oil
levels. Start engine and run for 5-10 minutes
between idle and midrange. Adjust low-speed idle
screw so low idle speed is set to 1800 RPM (± 150)
or application specifi cations.
2. Adjust high-speed stop screw as necessary to
3850 + 100 RPM (typical RPM).
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