Fill
in the following boxes with as much information
as possible. It is not necessary to fill
in all boxes, but added detail will assist
in analyzing your situation more accurately.
1.
Manufacturer
2.
Model No.
3.
Driving Unit Type (Gas Turbine, Steam Turbine,
Diesel Engine)
4.
Number of stages per Rotor
5.
First stage shell pressure-temperature, or
stage inlet conditions (F, psig, C, kpa, kg/cm2)
at highest load attainable.
4.
Inlet/Exhaust Conditions (Design Pressure,
Temperature, Flow Rate)
5.
Design Rating, (hp, KW, MW)
6.
RPM Driver
7.
Final Output RPM
8.
Maximum Attainable Rating with Malfunction
9.
Service (i.e., Generator Drive, Compressor,
Expander, Pump)
10.
Drive Train (Direct Coupled, Reduction Gear,
Flex Coupling)
11.
Coupling Type, Weight, Length
12.
Reduction Gear Type, No. of Elements, Pitch
Diameter, No. Gear Teeth per Element
13.
Rotor/Crankshaft Weight
14.
Driving Rotor Journal Diameters (inches, mm)
15.
Length Between Journal Centers
16.
Bearing Type (Sleeve, Tilting Pad, Ball/Roller,
Self-Aligning)
17.
Thrust Bearing Type (Tapered Land, Tilting
Pad, Conical, Roller/Ball)
18.
Current Bearing Clearances (mils, mm)
19.
Current Bearing Service Age
20.
Normal Lube Oil Pressure
21.
Lube Oil Pressure with Malfunction
22.
Lube Oil Type
23.
Lube Oil Cooler Inlet/Outlet Temperatures
24.
Highest Bearing RTE Temperature/LO Bearing
Drain Outlet Temperature
25.
Highest Bearing Cap or Proximity Probe Vibration
Levels (Vdb, Mils, p-p) Note: Vibration Data/Polar
Plots Can be sent via FAX or email in Spread
Sheet Format
26.
Last Major Overhaul/Repair Action Date
27.
Items Accomplished during latest Overhaul/Repair
(Re-blading, Balancing, Alignment Changes,
Coupling Replacement, Rotor Weld Repair, Journal
Refurbishment, In-Place Machining, Diaphragm
Replacement/Repair, Piping Modifications,
Foundation Modifications/Repairs, Nozzle Valve
Repairs, Combustion Can Replacement, Rotor
Cleaning)
Describe
Unit Malfunction along with any other unusual
symptoms or conditions (1000 Words or less)
NOTE: Additional
Data can be sent to us via FAX or Courier
Delivery if required. Email jpeg photos
with the date of Inquiry and Nature of the
Problem in the Subject Block for our reference.
