070.550-IOM (JUN 2016)
Page 24
NGC GAS ROTARY SCREW COMPRESSOR
MAINTENANCE
DRIVE TRAIN ALIGNMENT
Ambient Temperature at Time of Alignment ___________________ Oil Separator Temp. at Time of Alignment _________
Engine Coupling Type _________________ Size _______________ Distance Between Coupling Hub Faces ____________
Soft Foot Check
OK as Found Shimming Required
Amount of Shims used to Correct ________________
Indicator Readings in
in./1000 mm Indicator Clamped to Engine Compressor
Indicator Readings Facing
Compressor Engine Magnetic Center Checked Marked N/A
Compressor Coupling Hub Runout ____________________________ Motor Coupling Hub Runout _____________________
Initial Cold Alignment Initial Hot Alignment Final Hot Alignment
Face Rim
Face Rim Face Rim
Thickness of Shims Added Thickness of Shims Added Thickness of Shims Added
OPERATING LOG SHEET
Date
Time
Hour Meter Reading
Equip. Room Temp.
Suction Pressure
Suction Temperature
Suction Superheat
Discharge Pressure
Discharge Temperature
Corresponding Temperature
Oil Pressure
Oil Temperature
Oil Filter Pressure Drop
Separator Temperature
Slide Valve Position
Volume Ratio (VI)
Motor Amps / FLA %
Capacity Control Setpoint
Oil Level
Oil Added
Seal Leakage (Drops/Min.)
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