On-Wing Services
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On-Wing Services
ESN 12112 BSI Report Date: APR/25/2017 Rolls-Royce plc Page 1 of 10 OWCNA-BSI BR725 ORIGNAL ISSUE, FEB 1 /2015
Engine Type/Model/Series BR700-710A2-20
Engine Serial Number 12112
Engine TSN/CSN TSN: 9047.0 / CSN: 2831
Engine Position RH
Aircraft S/N 9005
Date(s) of Borescope APR/25/2017
OWCNA work order 0.001320950-5676
Technicians Attending J. Wilson, J. Cooper
ESN 12112 BSI Report Date: APR/25/2017 Rolls-Royce plc Page 2 of 10 OWCNA-BSI BR725 ORIGNAL ISSUE, FEB 1 /2015
Component Acc
ess
Port
Acc
ept
Rej
ect
Req
uire
s A
naly
sis
Comments
Compressor Section HP Compressor Stage 1 Leading Edge See
manual No Damage Noted
Combustion Section Fuel Nozzles 1 - 20 See
manual No Damage Noted Combustion Liner Inboard See
manual No Damage Noted Combustion Liner Outboard See
manual No Damage Noted Turbine Section
HP Turbine Stage 1 NGV See Manual See Notes Below
HP Turbine Stage 1 Leading Edge See manual No Damage Noted
HP Turbine Stage 2 Leading Edge See manual No Damage Noted
LP Turbine Stage 2 Trailing Edge See Manual No Damage Noted
Notes: HP Turbine Stage 1 Nozzle Guide Vane Leading Edge- If there is erosion on the airfoil pressure or suction side, leading or trailing edges or fillet radius, without total material penetration, accept. I/A/W AMM 72-40-00-220-803 G.(1)(e)1
HP Turbine Stage 1 Nozzle Guide Vane Trailing Edge- If the total area of missing material at the trailing edge which goes into the airfoil is not more than 0.350 sq in (125.00 sq mm), accept. Do the inspection again in 600 ± 100 flight hours. I/A/W AMM 72-40-00-220-803 G.(1)(f)2
ESN 12112 BSI Report Date: APR/25/2017 Rolls-Royce plc Page 3 of 10 OWCNA-BSI BR725 ORIGNAL ISSUE, FEB 1 /2015
Report Non-Routine Sheet
DISCREPANCY:
Erosion on HP Turbine Stage 1 Nozzle Guide Vane Trailing Edge
CORRECTIVE ACTION:
If the total area of missing material at the trailing edge which goes into the airfoil is not more than 0.350 sq in (125.00 sq
mm), accept. Do the inspection again in 600 ± 100 flight hours. I/A/W AMM 72-40-00-220-803 G.(1)(f)2.
ITEM NUMBER INSPECTOR DATE
1
25 APR 2017
DISCREPANCY:
Erosion on HP Turbine Stage 1 Nozzle Guide Vane Leading Edge
CORRECTIVE ACTION:
If there is erosion on the airfoil pressure or suction side, leading or trailing edges or fillet radius, without total material
penetration, accept. I/A/W AMM 72-40-00-220-803 G.(1)(e)1.
ITEM NUMBER INSPECTOR DATE
2
25 APR 2017
DISCREPANCY:
CORRECTIVE ACTION:
ITEM NUMBER INSPECTOR DATE
3
ESN 12112 BSI Report Date: APR/25/2017 Rolls-Royce plc Page 4 of 10 OWCNA-BSI BR725 ORIGNAL ISSUE, FEB 1 /2015
INSPECTION DETAIL
Engine Stage HP Compressor Area Stage 1 LE
Description Photo
HPC Stage 1 Leading Edge
No Damage Noted at time of
Inspection.
Engine Stage COMBUSTION Area Fuel Nozzles
Description
Fuel Nozzles 1- 20
No Damage Noted at time of Inspection.
ESN 12112 BSI Report Date: APR/25/2017 Rolls-Royce plc Page 5 of 10 OWCNA-BSI BR725 ORIGNAL ISSUE, FEB 1 /2015
INSPECTION DETAIL
Engine Stage COMBUSTION Area Case Liner inboard
Description Photo
Case Liner Inboard
No Damage Noted at time of
Inspection.
Engine Stage COMBUSTION Area Case Liner Outboard
Description Photo
Case Liner Outboard
No Damage Noted at time of
Inspection.
ESN 12112 BSI Report Date: APR/25/2017 Rolls-Royce plc Page 6 of 10 OWCNA-BSI BR725 ORIGNAL ISSUE, FEB 1 /2015
INSPECTION DETAIL
Engine Stage HP Turbine Area Stage 1 NGV LE
Description Photo
Stage 1 NGV’s Leading Edge
Erosion
If there is erosion on the airfoil pressure or
suction side, leading or trailing edges or fillet radius, without total material penetration,
accept. I/A/W AMM 72-40-00-220-803
G.(1)(e)1
NOTE: See Boroscope video and Pictures for
more detail.
Engine Stage COMBUSTION Area Stage 1 NGV TE
Description Photo
Stage 1 NGV’s Trailing Edge
If the total area of
missing material at the trailing edge which
goes into the airfoil is not more than 0.350 sq
in (125.00 sq mm), accept. Do the
inspection again in 600 ± 100 flight hours.
I/A/W AMM 72-40-00-220-803 G.(1)(f)2.
NOTE: See Boroscope video and Pictures for
more detail.
ESN 12112 BSI Report Date: APR/25/2017 Rolls-Royce plc Page 7 of 10 OWCNA-BSI BR725 ORIGNAL ISSUE, FEB 1 /2015
INSPECTION DETAIL
Engine Stage HP Turbine Area Stage 1 LE
Description Photo
HP Turbine Stage 1 Leading
Edge
No Damage Noted at time of
Inspection.
Engine Stage HP Turbine Area Stage 2 LE
Description Photo 1 of 2
HP Turbine Stage 2 Leading
Edge Root
No Damage Noted at time of
Inspection.
ESN 12112 BSI Report Date: APR/25/2017 Rolls-Royce plc Page 8 of 10 OWCNA-BSI BR725 ORIGNAL ISSUE, FEB 1 /2015
INSPECTION DETAIL
Engine Stage HP Turbine Area Stage 2 LE
Description Photo 2 of 2
HP Turbine Stage 2 Leading
Edge Tip
No Damage Noted at time of
Inspection.
Engine Stage HP Turbine Area Stage 2 TE
Description Photo
HP Turbine Stage 2 Trailing
Edge
No Damage Noted at time of
Inspection.
ESN 12112 BSI Report Date: APR/25/2017 Rolls-Royce plc Page 9 of 10 OWCNA-BSI BR725 ORIGNAL ISSUE, FEB 1 /2015
INSPECTION DETAIL
Engine Stage HP Turbine Area Stage 2 Case Liner
Description Photo
HP Turbine Stage 2 Case
Liner
No Damage Noted at time of Inspection.
Engine Stage LP Turbine Area Stage 2 TE
Description Photo 1 of 2
LP Turbine Stage 2
Trailing Edge Root
No Damage
Noted at time of Inspection.
ESN 12112 BSI Report Date: APR/25/2017 Rolls-Royce plc Page 10 of 10 OWCNA-BSI BR725 ORIGNAL ISSUE, FEB 1 /2015
INSPECTION DETAIL
Engine Stage LP Turbine Area Stage 2 TE
Description Photo 2 of 2
LP Turbine Stage 2
Trailing Edge Root
No Damage
Noted at time of Inspection.
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