GE 40350 Portable Generator User Manual


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31
Venturi / Throttle Control Device Maintenance and
Inspection
NOTICE The venturi and throttle body components have been
specifically designed and calibrated to meet the fuel system
requirements of the engine.
NOTICE A dirty air cleaner may significantly alter the venturi
performance.
When inspecting the venturi and throttle body, check for the
following items:
• Leaksatallfittings.
• Ensuretheventuriandthrottlebodyaresecurely
mounted.
• Inspectaircleanerelementaccordingtothe
recommended maintenance schedule found in this
section.
• Checkfuellinesforcracking,splitting,orchaffing,
Replace if any of these conditions exist.
• Checkforleaksatthethrottlebodyandintake
manifold.
Exhaust System Maintenance and Inspection
When inspecting the exhaust system, check for the following
items:
• Inspectexhaustmanifoldatthecylinderheadforleaks
and that all retaining bolts and shields (if used) are in
place.
• Inspectmanifoldtoexhaustpipefastenerstoensure
they are tight and that there are not exhaust leaks.
Repair as necessary.
• Inspectexhaustpipeconnectionforleaks.Repairas
necessary.
Engine Exterior
Periodically inspect the engine exterior for contamination
and potential damge from dirt, leaves, rodents, spider webs,
insects, etc. and remove.
Fuel System Inspection and Maintenance
Natural Gas / Propane Fuel System
The fuel system installed on this industrial engine has been
designed to various standards to ensure performance and
reliability. To ensure compliance to these standards, follow the
recommended maintanence schedule contained in this section.
Pressure Regulator Maintenance and Inspection
If the regulator fails to operate or develops a leak, it should be
repaired or replaced with the OEM recommended replacement
parts.
When inspecting the regulator, check for the following items:
• Checkforanyfuelleaksattheinletandoutletfittings.
• Checkforanyfuelleaksintheregulatorbody.
• Checktoensuretheregulatorissecurelymounted
and the mounting bolts are tight.
•Checktheregulatorforexternaldamage.
NOTICE The fuel system components have been specifically
designed and calibrated to meet the fuel system
requirements of the engine. If a fuel system component
fails to operate or develops a leak, it should be repaired or
replaced with the OEM recommended replacement parts.
NOT
for
REPRODUCTION
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