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NO Spare Parts Service 10000 Hrs 20000 Hrs 30000 Hrs

The document outlines a maintenance schedule for a turbine over 3 intervals of 10,000 hours with specific inspections and services listed for each interval. The 10,000 hour interval involves visual inspections, operational checks, and oil/filter changes. The 20,000 hour interval adds internal inspections of components and cleaning. The 30,000 hour interval involves a full overhaul and disassembly with inspection and cleaning of all internal components and systems.

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randy
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76 views3 pages

NO Spare Parts Service 10000 Hrs 20000 Hrs 30000 Hrs

The document outlines a maintenance schedule for a turbine over 3 intervals of 10,000 hours with specific inspections and services listed for each interval. The 10,000 hour interval involves visual inspections, operational checks, and oil/filter changes. The 20,000 hour interval adds internal inspections of components and cleaning. The 30,000 hour interval involves a full overhaul and disassembly with inspection and cleaning of all internal components and systems.

Uploaded by

randy
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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SERVICE

NO SPARE PARTS
10000 Hrs 20000 Hrs 30000 Hrs

1 Bearing Pad
2 Turning Gear
3 Bearing No.1
4 Steam Inlet Nozzle Set
5 HP Casing Bolts
6 HP Casing Bolts
7 HP Casing Bolts

OVERHOULE
INSPECTION

INSPECTION
8 Governor Lever
9 Speed Sensor
10 Speed Sensor
11 Platinum Thermistor
12 Platinum Thermistor
13 Bolts & Nuts For steam chamber
14 Shaft Front Glanding
15 Shaft Rear Glanding
16 Diaphragm Glanding
17 Spring Sheet
18 Main Thrust Pad
19 Auxiliary Thrust Pad
20 Ventilation Fan For Oil Tank
Greasing, Oil change, Filters change, belt tightening

Maintenance
10000 Hrs 20000 Hrs 30000 Hrs

INSPECTION OVERHOULE
1. Visually inspect turbine for external damage. 1. Remove and clean steam strainer.
2. Check oil level in reservoir and governor. Replace every three years.
3. Check vibration levels. 2. Remove top half of turbine casing and check
4. Any change in performance, vibration,or for scale and foreign material on wheels,
temperature indications should be buckets and nozzles.
investigated; watch for trends. 3. Check thrust bearing end float.
1. Check operation of auxiliary oil pump. 4. Check carbon rings for wear.
2. Check operation of shut down device(s). 5. Inspect journal bearings.
3. Take oil sample. 6. Drain and clean oil reservoir.
4. Exercise the trip and throttle valve 7. Drain and flush governor.
5. Check for steam, water, and oil leakage. 8. Clean and lubricate all linkages.
9. Verify the stroke of all governor control
valves
10. Verify the operation of the governor system
and control valves.
11. Calibrate all pressure and temperature
switches and transmitters.
12. Check sentinel valve for proper operation.

 bearing pad clearance inspection & condition inspection


 Thrust pad clearance inspection & condition inspection
 Pulling out the rotor of generator
 Realignment
 Check the steam passage clearance
 Check to the plan difference of the clapboard
 Check the Centering support system, which includes:

A. Check the vertical pin, claw and the horizontal pin

B. Check the bolts clearance of the splitting casing

C. Check the vertical pin and the claw washer of the front cylinder and front bearing.

 Check of the Steam gland and depression center


 Cleaning to the rotor and clapboard
 Check to the main steam valve / Manipulation Seat Valve and the valve stroke
 Check and adjustment to the steam gland and steam passage clearance
 Check the clearance between the splitting casings after being closed
 Check the pad in the steam gland and steam exhaust section
 Check the rear cylinder
 Dismantle auto main steam valve and maintenance
 Maintenance of turning gear device
 Check & Test All Protection Turbine System
 Check all the instruments in the turbine and replace them if
necessary.

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