GE 7FA.05 - Page 10

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
Hangers and Clamps
Loose Hardware at Pump Intakes Maj — S
Presence of Sludge and Unusual
Foreign Matter in Bottom of Tank Maj — S
Lube Oil Properties IX. C.
Irregular Physical Properties of
Lubricant Sample Taken from Tanks
and Presence of Contaminants M — S/O
Heat Exchangers IX. D.
Improper Operation M — O
Leakage M — O
Contaminated Water M — O
Plate Fouling Maj — S
Lube Oil Immersion Heaters IX. E.
Improper Operation M — O
Mist Eliminator IX. F.
Excessive Pressure Drop Across Unit M — O
Oil Vapor Leakage M — O
Dirty Filter Element M — O
Condition of Filter Element Fiber Bed M — O
Proper Vacuum Pressure in Oil Tank D — O
Mist Eliminator Fan IX. G.
Dirty Fan Housing M — O
Loose Mounting Bolts M — O
Excessive Vibration Noise M — O
Pipe Couplings IX. H.
Oil Leakage/Hardware Security D — O
Seal Brittleness A — S
COOLING WATER SYSTEM (as applicable)
Cooling System Checks X. A.
System Fouled with Contaminants Maj — S
Improper Water Flow Maj — O/S
Incorrect Flow Versus Pressure Drop Maj — O/S
External leakage D — O
Water Tank X. D.
Evidence of Tank Leakage A — S
Dirt Inside Tank A — S
Corrosion Inhibition Q — S
(Or Every Water
Addition)
Heat Exchangers X. A.
Leaking Seams and Joints M — O
Corrosion and Erosion of Fins and
Tubes M — O
Damaged Parts M — O
Cleanliness A — S
Anti-Freeze Protection X. A.
Improper Concentration A — S
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