Service and Repairs

110
Reassembly
KohlerEngines.com 17 690 01 Rev. L
Install Oil Sentry
™
Module
NOTE: If Oil Sentry
™
module is mounted inside control
panel, skip this step.
1. Install Oil Sentry
™
module and secure with screw.
Torque screw to 3.5 N·m (31 in. lb.).
2. Connect electrical leads for Oil Sentry
™
module.
Install Fuel Tank CH260-CH440 (if equipped)
1. Position fuel tank on mounting brackets. Secure with
screws on inner mounting bracket and on PTO side
strap.
2. Install nuts on fuel tank studs.
3. Torque side strap screw to 10 N·m (89 in. lb.).
4. Torque remaining screw and nuts to 24 N·m
(212 in. lb.).
5. Position fuel line in clip on bottom of tank. Connect
fuel line to shut-off valve on carburetor and secure
with clamp.
Install Carburetor Shroud (if equipped)
Install carburetor shroud onto studs, over carburetor.
Secure with nuts and screws. Torque nuts to 4 N·m
(35 in. lb.) and screws to 1.3 N·m (12 in. lb.).
Install Muffl er and Heat Shield Assembly
1. Install a new exhaust gasket onto exhaust studs.
2. Position muffl er and heat shield assembly and install
screw in support bracket and screws in exhaust
outlet fl ange.
3. Torque screws to:
CH245-CH270 24 N·m (212 in. lb.)
CH395, CH440 35 N·m (310 in. lb.)
Install Air Cleaner Element and Cover
Install Quad-Clean
™
Air Cleaner
1. Place air cleaner element with precleaner onto boss
on air cleaner base.
2. Position air cleaner cover for normal operation (sun
decal out) or cold weather operation (snowfl ake
decal out).
3. CH245/CH255: Turn air cleaner cover (clockwise) to
secure tabs inside cover in base.
CH260-CH440: Place latches under tabs on base;
lift up bails to secure cover.
Install Low-Profi le Air Cleaner
1. Place foam element in air cleaner base.
2. Position air cleaner cover onto base and secure with
screw.
Install Oil Bath Air Cleaner
Refer to Air Cleaner/Intake.
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
TM
wire lead bushing are tightened securely.
3. Fill crankcase with correct oil. Refer to Maintenance
and Lubrication System for oil recommendations and
procedures.
Testing Engine
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 carburetor
settings as required. Low idle speed should be set to
1800 RPM (±150) or application specifi cations.
2. Maximum no load high idle engine speed is 3750
RPM.
Adjust high idle speed adjusting stop screw as
necessary.