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Kohler Command PRO CH742 User Manual

Kohler Command PRO CH742
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43
Disassembly/Inspection and Service
24 690 34 Rev. D KohlerEngines.com
Remove Fuel Pump
WARNING
Explosive Fuel can cause res and severe
burns.
Do not ll fuel tank while engine is hot or
running.
Gasoline is extremely ammable and its vapors can
explode if ignited. Store gasoline only in approved
containers, in well ventilated, unoccupied buildings,
away from sparks or ames. Spilled fuel could ignite
if it comes in contact with hot parts or sparks from
ignition. Never use gasoline as a cleaning agent.
Pulse Style Pumps
1. Disconnect fuel lines at carburetor and at in-line fuel
lter.
2. Disconnect pulse (vacuum) line from crankcase.
3. Remove screws securing fuel pump to blower
housing.
4. Note or mark orientation of fuel pump, then remove
fuel pump with lines attached.
Mechanical Fuel Pump
A mechanical style fuel pump is part of valve cover
assembly.
1. Disconnect fuel lines at pump outlet and at in-line
fuel lter.
2. Fuel pump will be removed with valve cover. Refer to
valve cover removal procedure.
Remove Control Panel (if equipped)
1. Disconnect Oil Sentry
indicator light wires.
2. Disconnect choke control cable from control bracket.
3. Disconnect throttle control cable or shaft.
4. Remove panel from blower housing.
Clean all parts thoroughly as engine is disassembled.
Only clean parts can be accurately inspected
and gauged for wear or damage. There are many
commercially available cleaners that will quickly remove
grease, oil, and grime from engine parts. When such a
cleaner is used, follow manufacturer’s instructions and
safety precautions carefully.
Make sure all traces of cleaner are removed before
engine is reassembled and placed into operation. Even
small amounts of these cleaners can quickly break down
lubricating properties of engine oil.
Disconnect Spark Plug Leads
NOTE: Pull on boot only, to prevent damage to spark
plug lead.
1. Disconnect leads from spark plugs.
2. Shut off fuel supply.
Drain Oil from Crankcase and Remove Oil Filter
1. Remove oil ll cap, dipstick, and 1 oil drain plug.
2. Allow ample time for oil to drain from crankcase and
oil lter.
3. Remove and discard oil lter.
4. An oil cooler is standard equipment on some models
and an option on others.
Remove Muf er
Remove exhaust system and attaching hardware from
engine. On engines equipped with a port liner, remove it
now.
Remove Air Cleaner Assembly
1. Disconnect breather hose from tting in adapter or
elbow.
2. Remove nuts securing adapter or elbow.
3. Remove screws securing main support bracket for
air cleaner to valve covers. Remove mounting
screws into top of intake manifold. Unhook choke
return spring if equipped. Do not lose any hardware.
4. Remove air cleaner as an assembly from engine.
M Filter N Electric Starter O Lifting Bracket P Fixed Guard
Q Blower Housing R Wire Clip S Oil Filter T Nipple
U Oil Cooler V
Valve Cover Fuel
Pump
W Pulse Fuel Pump X Air Cleaner

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Kohler Command PRO CH742 Specifications

General IconGeneral
BrandKohler
ModelCommand PRO CH742
CategoryEngine
LanguageEnglish

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