GE MS-6001B - First-Stage Nozzle Concentricity Checks

Hot Gas Path Inspection — Disassembly ProceduresInspection and Maintenance — GEK 107048
HGP-D-19
Figure HGP-D.11. First-Stage Nozzle Concentricity Checks.
Nozzle Segment
Nos. Looking
Downstream
3
2
1
6
5
4
Position
Numbers
First
Stage Nozzle
Retaining
Ring
Nozzle Segment
Partition
Support Pad
and Retainer
Support
Ring
Compressor Discharge
Casing
Shim
Support Ring
Forward O.D.
(Machined Surface)
Take
Measurement
Here
Inner Sidewall
First
Stage Nozzle
Retaining
Ring
Nozzle Segment
Partition
Tangential
Support Pin
Support
Ring
Compressor
Discharge
Ring
Shim
Take
Measurement
Here
Inner Sidewall