GE 7FA.05 - Page 14

GEK 116862 Inspection and Maintenance Instructions for 7FA.05 Gas Only and Dual Fuel Gas Turbines
Inspection What to Inspect for
Inspection
Frequency and
Turbine Status
Document
or Section
Reference
Orifice Plates A — S
Orifice Unions A — S
Leakage D — O
Loose Hardware, Hangers and Clamps M — O
Vibration M — O
Compressor Bleed Valve XVII. C.
Sluggish Movement Open/Close SA — S
Leakage M — O
Compressor Discharge
Pressure Transmitters
XVII. D.
Calibration A — S
Case Temperature
Management (CTM)
XXVII. E.
Manifolds Manifolds properly secured to turbine
casing with proper gap maintained Maj — S
Casing Thermocouples
Inspect for damage prior to
reinstallation Maj — S
CTM Ducting
Inspect for damage Maj — S
STARTING SYSTEM
Turning Gear Motor XVIII. A.
See Vendor’s Preventive Maintenance
Procedure in Starting System Section
Gear Box XVIII. B.
Check for proper oil level SA — O
Lube Oil Piping Connections Oil Leakage Q — O
Flexible Coupling Check for visual damage or wear,
separation of disk packs SA — S
XVII. C.
Load Commutated Inverter
(LCI) See Generator Section
FIRE PROTECTION SYSTEM
System Package Lagging XIX. A.
Leakage at Lagging and pipe
penetrations A — S
Open Joints Between Bases, Roof Joints
and Door Fits A — S
Fire Detectors XIX. C.
Improper Operation A — S
HAZARDOUS GAS PROTECTION SYSTEM
IR Detectors
Self-test Q—O XX. A.
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