Siemens SGT-750 Troubleshooting guide

Page 1 © Siemens AG 2010. All rights reserved
SGT-750
Operation & Maintenance

Page 2 © Siemens AG 2010. All rights reserved
SGT-750 Operation & Maintenance
Overview
PERIODIC
MAINTENANCE
PLAN
CORRECTIVE
MAINTENANCE
OPERATION
MAINTENANCE
Troubleshooting
Repair Activities
Lease Engine
Daily Attendance
Routine Maintenance
Activities
MAINTENANCE
PREVENTIVE
MAINTENANCE
Time or Cycled Based Maintenance
Inspection and Overhaul
Remote Diagnostic Service

Page 3 © Siemens AG 2010. All rights reserved
SGT-750 Operation & Maintenance
Maintenance Level Schedule
Normal Inspections
1 day A-inspection (Borescope)
12 days B-inspection (Hot Section
Parts Replacement)
16 days C-inspection (Overhaul)
Total service cycle downtime 48 days
Fast Inspections
1 day A-inspection (Borescope)
2 days B-inspection (Gas Generator
Exchange)
5 days C-inspection (Gas Generator
Exchange with Power Turbine Insp.)
Total service cycle downtime 17 days
Annual On-load Performance Inspections
(without downtime)
+

Page 4 © Siemens AG 2010. All rights reserved
SGT-750 Operation & Maintenance
Annual On-load Performance Inspection
Advantages for customer
Remote Diagnostics of operational
data by Siemens Specialists
Continuous improvement and
supervision of plant performance
No down-time
Scope of work
Remote Diagnostic Service
Specialist analysis of running profile
Recommendations
Performance Inspection will be
performed every calendar year when
no A, B or C inspection is planned
Data collection
Customer Fleet input
Diagnostics
Team with
Siemens Experts
•Risk Mitigation
•O&M support
•Solutions / Improvements
Operational Data

Page 5 © Siemens AG 2010. All rights reserved
SGT-750 Operation & Maintenance
Summary
Highest uptime: only 17 maintenance
days in 17 years
Maintenance plan optimized for low
cost and high availability with 68 000
EOH time between overhauls (TBO)
24h gas generator exchange to
minimize downtime for planned and
unplanned maintenance
On-site maintenance or off-site with
gas generator exchange
Increased inspection intervals at part
load operation
Long Term Program (LTP) and
comprehensive set of service products
to support high reliability/availability for
entire service life The SGT-750 viewed from the compressor inlet
17/17