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Kohler 4EFCD-Low CO User Manual

Kohler 4EFCD-Low CO
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TP-6390 1/06 29Section 3 Scheduled Maintenance
3.5 Backfire Flame Arrestor
At the interval specified in the service schedule, inspect,
clean, or replace the backfire flame arrestor. Clean the
arrestor more frequently if the generator set operates in
dirty, dusty conditions. Check the element for
accumulated oil or dirt that could clog the element and
cause poor performance. See Section 1 for location.
Replace a damaged flame arrestor. Use only
USCG-approved Kohler replacement parts. Follow the
procedure described below.
Backfire Flame Arrestor Cleaning Procedure
1. Loosen the hose clamp at the breather hose at the
air silencer fitting and remove the hose.
2. Loosen the hose clamp attaching the air silencer
assembly to the carburetor.
3. Lift off the air silencer assembly.
4. Clean the assembly in evaporative solvent and
wipe clean. Allow to dry.
5. Reassemble using the reverse sequence.
3.6 Exhaust System
Carbon monoxide.
Can cause severe nausea,
fainting, or death.
The exhaust system must be
leakproof and routinely inspected.
WARNING
Inspecting the exhaust system. Carbon monoxide can
cause severe nausea, fainting, or death. For the safety of
the craft’s occupants, install a carbon monoxide detector.
Consult t he boat builder or dealer for approved detector
location and installation. Inspect the detector before each
generator set use. In addition to routine exhaust system
inspection, test the carbon monoxide detector per the
manufacturer’s instructions and keep the detector operational
at all times.
At the interval specified in the service schedule, inspect
the exhaust system components (exhaust manifold,
catalyst assembly, gasket(s), exhaust hose, hose
clamps, silencer, and outlet flapper) for cracks, leaks,
and corrosion.
Ensure that the carbon monoxide detector(s) is (1) in the
craft, (2) functional, and (3) energized whenever the
generator set operates.
For your safety: Never operate the generator set
without a functioning carbon
monoxide detector(s) for your
safety and the safety of others on
your vessel.
Exhaust System Inspection Points
Check for exhaust leaks and blockages. Check the
silencer and piping condition and check for tight exhaust
system connections.
D Check the hoses for softness, cracks, leaks, or dents.
Replace the hoses as needed.
D Check for corroded or broken metal parts and replace
them as needed.
D Check for loose, corroded, or missing clamps.
Tighten or replace the hose clamps and/or hangers
as needed.
D Check that the exhaust outlet is unobstructed.
D Visually inspect the exhaust system for exhaust leaks
(blowby). Check for carbon or soot residue on
exhaust components. Carbon and soot residue
indicates an exhaust leak. Seal leaks as needed.

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Kohler 4EFCD-Low CO Specifications

General IconGeneral
BrandKohler
Model4EFCD-Low CO
CategoryMarine Equipment
LanguageEnglish

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